CN101944459B - Circuit breaker and mounting device thereof - Google Patents
Circuit breaker and mounting device thereof Download PDFInfo
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- CN101944459B CN101944459B CN200910180814.7A CN200910180814A CN101944459B CN 101944459 B CN101944459 B CN 101944459B CN 200910180814 A CN200910180814 A CN 200910180814A CN 101944459 B CN101944459 B CN 101944459B
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- breaker
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- back side
- erecting device
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Abstract
The invention provides a circuit breaker and a mounting device thereof; the circuit breaker can easily mount a mounting position for mounting the circuit breaker on a mounting rail not limited by the position of a back connecting hole. The circuit breaker of the invention is provided with a back connecting hole is opened at the back side of a frame of the circuit breaker and can be inserted into a back connecting stud; a rail tabling groove which is tabled with the external mounting rail; and a mounting position inserting groove which is connected with the back connecting hole and the rail tabling groove, and mount by inserting the mounting position blocked with the mounting rail into the mounting position inserting groove and the back connecting hole connected with the mounting position inserting groove; the mounting device is provided with a spring part, a sliding part and a claw part; at least a part of the spring part is inserted in the back connecting hole of the circuit breaker; and the sliding part is inserted into the mounting position inserting groove, thereby mounting the mounting position on the circuit breaker.
Description
Technical field
The present invention relates to a kind of circuit-breaker being arranged on the guide rail being arranged in distributor cap etc., and a kind of being arranged on this circuit-breaker for this circuit-breaker is arranged on to the erecting device on guide rail.
Background technology
Conventionally, (following for being arranged on distributor cap or distribution board etc., simply be called distributor cap etc.) framework in circuit-breaker,, there is the situation of carrying out from the face side of circuit-breaker and the situation of carrying out from the rear side of circuit-breaker in the connection operation between the mains side conductor of power supply side terminal and outside and the connection operation between load side terminal and load-side conductor.The difference of above-mentioned connection operation is mainly to be caused by the structure difference of the framework of distributor cap etc.
Therefore, need to the structure of distributor cap etc. accordingly, use respectively following two kinds of circuit-breakers, that is, can carry out from face side the circuit-breaker of the structure of above-mentioned connection operation, and can carry out from rear side the circuit-breaker of the structure of above-mentioned connection operation.Current, the inconvenience bringing in order to eliminate the different circuit-breaker of manufacturing structure respectively as noted above, has proposed a kind of circuit-breaker, and it is no matter from face side or the rear side of circuit-breaker, all can carry out above-mentioned connection operation (for example,, with reference to patent documentation 1).
On the other hand, be arranged on the circuit-breaker on distributor cap etc., being arranged on the 35[mm that meets IEC standard] wide mounting guide rail is (following, simply be called mounting guide rail) on, or be directly installed on the mounting panel being arranged in framework, this mounting guide rail is fixed on the mounting panel in the framework that is arranged at distributor cap etc.Therefore, above-mentioned existing circuit-breaker, at its back side, slide block is installed, this slide block is as engaging with mounting guide rail, for circuit-breaker is arranged on to the erecting device on mounting guide rail, meanwhile, this circuit-breaker has mounting screw through hole, it is for mounting screw is passed, and this mounting screw is for being directly installed on the mounting panel without mounting guide rail by circuit-breaker.
In this existing circuit-breaker, be configured to above-mentioned slide block can be free to slide between the through hole of 2 back sides connection use that is arranged on configuration arranged side by side, and continue to mounting guide rail side pretension by spring, thereby can engage with mounting guide rail.
Patent documentation 1: Japanese kokai publication hei 9-198987 communique
Summary of the invention
Be configured to owing to thering is overleaf the back side connection available circuit circuit breaker of through hole, connect with between through hole at 2 back sides that are set up in parallel, install for circuit-breaker is arranged on to the erecting device on mounting guide rail, the position for erecting device is installed, the through hole that is subject to the back side to connect use limits, interval is extremely narrow, therefore, has to reduce the length on the Width of erecting device.Consequently, in order to make installation site there is the intensity of regulation, must make erecting device be made of metal, or in plastic situation, the size of necessary increase thickness direction etc.
But, in the situation that erecting device is made of metal, cause weight to increase and cost increase, on the other hand, in the situation that erecting device is made up of synthetic resin, owing to must increasing the size of its thickness direction etc., so the back side with respect to circuit-breaker is close to internal mechanism side, thereby the impact of the heat that the internal mechanism that may be subject to circuit-breaker produces, makes erecting device aging, strength decreased.
In addition, according to above-mentioned existing circuit-breaker, because erecting device forms by slide block with to the spring that this slide block carries out pretension, so being installed on circuit-breaker, the operation of slide block and spring becomes complicated.
The present invention proposes in order to solve the above-mentioned problem in existing circuit-breaker, its object is, a kind of circuit-breaker is provided, and it can not be subject to the position limitation of back side connecting hole, and easily installs for circuit-breaker is arranged on to the erecting device on mounting guide rail.
In addition, the object of the invention is to, a kind of erecting device of the circuit-breaker of easily installing on circuit-breaker is provided.
Circuit-breaker of the present invention, have: the framework of insulant system, it accommodates fixed contact in inside, with respect to the contact of described fixed contact or the moving contact separating and drive described moving contact and make the switching mechanism that it carries out described contact or separation, this framework is configured for the handle of the described switching mechanism of operation in face side; The 1st splicing ear, it is connected with described fixed contact, can be in the side end side of a side of described framework, that is, the side in mains side or load-side, is connected with the 1st conductor of outside; And the 2nd splicing ear, it is connected with described moving contact, can be in the side end side of the opposite side of described framework,, the opposite side in mains side or load-side, is connected with the 2nd conductor of outside, this circuit-breaker is characterised in that, described framework has: the 1st back side connecting hole, and it can insert in the rear side upper shed relative with described face side of described framework the 1st back side connecting stud being connected with described the 1st splicing ear; The 2nd back side connecting hole, it can insert in the rear side upper shed of described framework the 2nd back side connecting stud being connected with described the 2nd splicing ear; Guide rail embeded slot, it can be with to be arranged on outside mounting guide rail chimeric; And erecting device insertion groove, itself and described the 1st back side connecting hole or described the 2nd back side connecting hole, and described guide rail embeded slot links, this circuit-breaker is configured to, can be by the erecting device that can engage with described mounting guide rail, be inserted into described erecting device insertion groove and described the 1st back side connecting hole that links with described erecting device insertion groove or the 2nd back side connecting hole in and install.
In addition, the erecting device of circuit-breaker of the present invention, be arranged on circuit-breaker, this circuit-breaker has: the framework of insulant system, it accommodates fixed contact in inside, with respect to the contact of described fixed contact or the moving contact separating and drive described moving contact and make the switching mechanism that it carries out described contact or separation, this framework is configured for the handle of the described switching mechanism of operation in face side, the 1st splicing ear, it is connected with described fixed contact, can be in the side end side of a side of described framework, that is, the side in mains side or load-side, is connected with the 1st conductor of outside, and the 2nd splicing ear, it is connected with described moving contact, can be in the side end side of the opposite side of described framework, that is and, the opposite side in mains side or load-side, is connected with the 2nd conductor of outside, the 1st back side connecting hole, it can insert in the rear side upper shed relative with described face side of described framework the 1st back side connecting stud being connected with described the 1st splicing ear, the 2nd back side connecting hole, it can insert in the described rear side upper shed of described framework the 2nd back side connecting stud being connected with described the 2nd splicing ear, guide rail embeded slot, it is arranged in described framework, can be with to be arranged on outside mounting guide rail chimeric, and erecting device insertion groove, it is arranged in described framework, with described the 1st back side connecting hole or described the 2nd back side connecting hole, and the link of described guide rail embeded slot, the erecting device of this circuit-breaker is characterised in that to have: sliding part, spring portion, one end is fixed on described sliding part, and the other end is formed as free end, and claw, it is fixed on described sliding part, the erecting device of this circuit-breaker is configured to, by at least a portion of described spring portion being inserted in described the 1st back side connecting hole or the 2nd back side connecting hole linking with described erecting device insertion groove, simultaneously, described sliding part can be free to slide and be inserted in described erecting device insertion groove, be arranged on thus on described circuit-breaker, carrying out after described installation, described claw protrudes in described guide rail embeded slot, engage with described mounting guide rail, thereby described circuit-breaker is arranged on described mounting guide rail.
The effect of invention
Because circuit-breaker of the present invention has: the 1st back side connecting hole, it can insert in the rear side upper shed relative with described face side of framework the 1st back side connecting stud being connected with described the 1st splicing ear; The 2nd back side connecting hole, it can insert in the rear side upper shed of described framework the 2nd back side connecting stud being connected with described the 2nd splicing ear; Guide rail embeded slot, it can be with to be arranged on outside mounting guide rail chimeric; And erecting device insertion groove, itself and described the 1st back side connecting hole or described the 2nd back side connecting hole, and described guide rail embeded slot links, circuit-breaker is configured to can be by the erecting device that can engage with described mounting guide rail, in described the 1st back side connecting hole that is inserted into described erecting device insertion groove and link with described erecting device insertion groove or the 2nd back side connecting hole and install, so can not be subject to the position limitation of back side connecting hole, and easily install for circuit-breaker is arranged on to the erecting device on mounting guide rail.In addition, by by the spring portion of erecting device, be inserted in the 1st back side connecting hole or the 2nd back side connecting hole linking with erecting device insertion groove, the impact of the heating of internal mechanism that can reduce circuit-breaker on spring portion, can prevent the aging of erecting device.
In addition, because the erecting device of circuit-breaker of the present invention is configured to, have: sliding part; Spring portion, its one end is fixed on described sliding part, and the other end is formed as free end; And claw, it is fixed on described sliding part, by at least a portion of described spring portion being inserted in described the 1st back side connecting hole or the 2nd back side connecting hole linking with the erecting device insertion groove of circuit-breaker, simultaneously, described sliding part can be free to slide and be inserted in described erecting device insertion groove, be arranged on thus on described circuit-breaker, so can obtain the erecting device of the circuit-breaker of easily installing on circuit-breaker.
Accompanying drawing explanation
Fig. 1 is the oblique view of the circuit-breaker in embodiments of the present invention 1, and rear side is represented upward.
Fig. 2 represents key diagram that the circuit-breaker part in embodiments of the present invention 1 is cut open, and face side is represented upward.
Fig. 3 is the vertical view of the rear side of the circuit-breaker in embodiments of the present invention 1.
Fig. 4 is the oblique view that represents the erecting device of the circuit-breaker in embodiments of the present invention 1.
Fig. 5 is the vertical view of the erecting device of the circuit-breaker in embodiments of the present invention 1.
Fig. 6 represents the oblique view to the interstage of installing on the circuit-breaker in embodiments of the present invention 1 by the erecting device in embodiments of the present invention 1, and the rear side of circuit-breaker is represented upward.
Fig. 7 utilizes part section to represent the key diagram to the interstage of installing on the circuit-breaker in embodiments of the present invention 1 by the erecting device in embodiments of the present invention 1, and the face side of circuit-breaker is represented upward.
Fig. 8 is the oblique view that represents the erecting device in embodiments of the present invention 1 to be arranged on the state on the circuit-breaker in embodiments of the present invention 1, and the rear side of circuit-breaker is represented upward.
Fig. 9 utilizes part section to represent the erecting device in embodiments of the present invention 1 to be arranged on the key diagram of the state on the circuit-breaker in embodiments of the present invention 1, and the face side of circuit-breaker is represented upward.
Figure 10 illustrates the erecting device in embodiments of the present invention 1 is arranged on to the state on the circuit-breaker in embodiments of the present invention 1, is the vertical view of the rear side of circuit-breaker.
Figure 11 utilizes part section to represent the circuit-breaker in embodiments of the present invention 1 to be arranged on the key diagram of the state on mounting guide rail.
Figure 12 is the profile that represents the cross section of mounting guide rail.
Figure 13 utilizes part section to be illustrated in the key diagram that the state after mains side back side connecting stud and load-side back side connecting stud is installed on the circuit-breaker in embodiments of the present invention 1.
Figure 14 represents to install under the state after mains side back side connecting stud and load-side back side connecting stud, the end view of the circuit-breaker in embodiments of the present invention 1.
Embodiment
Based on accompanying drawing, the circuit-breaker in embodiments of the present invention 1 is described below.
Fig. 1 is the oblique view of the circuit-breaker in embodiments of the present invention 1, and rear side is represented upward.Fig. 2 represents key diagram that the circuit-breaker part in embodiments of the present invention 1 is cut open, and face side is represented upward.Fig. 3 is the vertical view of the rear side of the circuit-breaker in embodiments of the present invention 1.
In Fig. 1 to Fig. 3, circuit-breaker 100 as three-phase with distribution circuit breaker, be configured in the framework (not shown) that can be housed in incoming panel or distribution board etc., this circuit-breaker 100 has framework 3, and this framework 3 is made up of the pedestal 1 made from insulant and the same cover body 2 made from insulant.Pedestal 1 and cover body 2 can freely be fixed as one discretely by screw (not shown).Accommodate not shown following part in the inside of framework 3: fixed contact; Moving contact, it is with respect to this fixed contact contact or separation; Switching mechanism, it drives this moving contact, makes it with respect to fixed contact contact or separates; And arc-extinction device, its electric arc producing when moving contact is separated with fixed contact carries out extinguishing arc.
In addition, accommodate inside in framework 3: long tripgear (not shown) in limited time, it is being more than or equal to the overcurrent of the 1st setting, while flowing through in the electric circuit (not shown) that the stipulated time connected at circuit-breaker 100 to be more than or equal to, above-mentioned switching mechanism is moved, moving contact is separated with fixed contact; And instantaneous trip apparatus (not shown), it is being more than or equal to the overcurrent of the 2nd setting, while flowing through in the electric circuit (not shown) connecting at circuit-breaker 100, moment is moved above-mentioned switching mechanism, moving contact is separated with fixed contact, wherein, the 2nd setting is larger than above-mentioned the 1st setting.Long in tripgear, comprise bimetal leaf in limited time, its bending by being more than or equal to the overcurrent of above-mentioned the 1st setting, instantaneous trip apparatus comprises movable core, and it is by being more than or equal to the attraction unshakable in one's determination that is fixed of the overcurrent of above-mentioned the 2nd setting.
As 3 mains side back side connecting holes 71,72,73 of the 1st back side connecting hole, be arranged on the side end side of a side of circuit-breaker 100, be through to respectively the position of 3 corresponding mains side splicing ears 51 from the back side of pedestal 1.These 3 mains side back side connecting holes 71,72,73, respectively across interval in the upper shed of the bottom surface of pedestal 1.As 3 load-side back side connecting holes 81,82,83 of the 2nd back side connecting hole, be arranged on the side end side of the opposite side of circuit-breaker 100, be through to respectively the position of 3 corresponding load-side splicing ears 61 from the back side of pedestal 1.These 3 load-side back side connecting holes 81,82,83, respectively across interval in the upper shed of the bottom surface of pedestal 1.
Be arranged on the guide rail embeded slot 9 on the back side of pedestal 1, extend abreast and form with the orientation of 3 mains side back side connecting holes 71,72,73 and the orientation of 3 load-side back side connecting holes 81,82,83, chimeric with mounting guide rail described later, this mounting guide rail is fixed on the mounting panel of the circuit-breaker 100 in the framework that is arranged at distributor cap etc.The size of the depth direction of this guide rail embeded slot 9, be formed as the size roughly the same with the size of the thickness direction of erecting device described later, and the size of the Width of guide rail embeded slot 9, be formed as with mounting guide rail comprise extension in the roughly the same size of the size of interior Width.
The a pair of snap fit tabs 91,92 forming on the side wall portion of a side of guide rail embeded slot 9, is set to be separated with gap between the bottom surface 90 of guide rail embeded slot 9, and projecting inward from the side wall portion direction guiding rail embeded slot 9 of guide rail embeded slot 9.Gap between the bottom surface 90 of guide rail embeded slot 9 and a pair of snap fit tabs 91,92, is set as with the size of the thickness direction of the extension of mounting guide rail described later roughly equal.
Be arranged on the erecting device insertion groove 10 at the back side of pedestal 1, to extending and form with the orthogonal direction of the bearing of trend of guide rail embeded slot 9, one end 11 links with the sidepiece of guide rail embeded slot 9, and the other end 12 links with adjacent 2 load-side back side connecting holes 81,82 respectively.The each a pair of snap fit tabs 13,14 and 15,16 being integrally formed in the portion of the two side of erecting device insertion groove 10, be set to be separated with gap between the bottom surface 17 of erecting device insertion groove 10, projecting inward to erecting device insertion groove 10 from the two side portion of erecting device insertion groove 10.
Each end to the snap fit tabs 14,16 in snap fit tabs, at 11 places, an end of erecting device insertion groove 10, extend to the bottom surface 17 of erecting device insertion groove 10 from the rear side of pedestal 1, as described later shown in, work as the retainer for erecting device.Gap between the bottom surface 17 of erecting device insertion groove 10 and each snap fit tabs 13,14 and 15,16, is set as with the size of thickness direction that is arranged on the aftermentioned snap fit tabs on the sliding part of erecting device roughly equal.
For the partition wall 18 being present between 2 load-side back side connecting holes 81 and 82 adjacent in 3 load-side back side connecting holes 81,82,83 of the rear side opening of pedestal 1, from the rear side of pedestal 1, to cut with the measure-alike size of the depth direction of erecting device insertion groove 10.Consequently, the bottom surface 181 of partition wall 18, also links at grade continuously with the bottom surface 17 of erecting device insertion groove 10.In addition, the bottom surface 181 of partition wall 18 has notch 182, and its side end side at pedestal 1 is open, meanwhile, is the side end side at pedestal 1, further cuts and forms with the degree of depth of regulation to the opposition side of the rear side of pedestal 1 with respect to bottom surface 181.For the effect of this notch 182, describe in the back.
On the partition wall between the mains side back side connecting hole 71 and 72 and 72 and 73 that is present in pedestal 1, form respectively mounting screw through hole 19,20.In addition, in the same manner, on the partition wall between the load-side back side connecting hole 81 and 82 and 82 and 83 that is present in pedestal 1, form respectively mounting screw through hole 21,22.These mounting screw through holes 19,20,21,22 are for mounting screw 23,24 (only illustrating 2 at Fig. 3) is passed, and mounting screw 23,24 is for being fixed on circuit-breaker 100 mounting panel in the framework that is arranged at incoming panel etc. etc.
Based on accompanying drawing, the erecting device of the circuit-breaker in embodiments of the present invention 1 is described below.Fig. 4 is the oblique view that represents the erecting device of the circuit-breaker in embodiments of the present invention 1, and Fig. 5 is the vertical view of the erecting device of the circuit-breaker in embodiments of the present invention 1.
In Fig. 4 and Fig. 5, erecting device 200 is made up of following parts, that is: sliding part 201; Claw 202, it is fixed on an end of sliding part 201; The 1st spring portion 203, one end 2031 is fixed on the sidepiece of a side of sliding part 201, and the other end 2032 is formed as free end; And the 2nd spring portion 204, one end 2041 is fixed on the sidepiece of opposite side of sliding part 201, and the other end 2042 is formed as free end.Erecting device 200 is by by above-mentioned sliding part 201, claw 202, the 1st spring portion 203 and the 2nd spring portion 204, integrally formed and form by having flexible synthetic resin.
The length W1 of the Width of sliding part 201 is formed as, and the relative spacing between snap fit tabs 13 and 15 in the erecting device insertion groove 10 of foregoing circuit circuit breaker 100 and the roughly the same size of the relative spacing between snap fit tabs 14 and 16.In addition, the length W2 of the thickness direction of sliding part 201 is formed as, the size roughly the same with the size of the depth direction of above-mentioned erecting device insertion groove 10.
On the both sides of sliding part 201, form each a pair of snap fit tabs 2051,2052 and 2053,2054.These snap fit tabs 2051,2052,2053,2054, be arranged on the lower face side in Fig. 4 of sliding part 201, the size of its thickness direction is formed as, and the roughly the same size in gap between the bottom surface 17 of above-mentioned erecting device insertion groove 10 and each snap fit tabs 13,14 and 15,16.
The other end side of sliding part 201 is between the 1st spring portion 203 and the 2nd spring portion 204, and its both sides are relative across gap and the inner side of the 1st spring portion 203 inner side of portion 2033 and the 2nd spring portion 204 portion 2043 of crawling of crawling.In addition, in the side of the other end of sliding part 201, form mounting screw through hole 206 and removal hole 207.The mounting screw through hole 206 of sliding part 201, for erecting device 200 is arranged under the state on circuit-breaker 100, is arranged on circuit-breaker 100 in the situation on mounting panel by mounting screw, and this mounting screw is passed.The removal hole 207 of sliding part 201 as described later shown in, for by erecting device 200 from circuit-breaker 100 is pulled down in the situation that, insert the instruments such as screwdriver.
The erecting device 200 that formation as noted above is described below, is to the method for installing on above-mentioned circuit-breaker 100 or the method for pulling down from foregoing circuit circuit breaker 100.Fig. 6 represents the oblique view to the interstage of installing on the circuit-breaker in embodiments of the present invention 1 by the erecting device in embodiments of the present invention 1, and the rear side of circuit-breaker is represented upward.Fig. 7 utilizes part section to represent the key diagram to the interstage of installing on the circuit-breaker in embodiments of the present invention 1 by the erecting device in embodiments of the present invention 1, and the face side of circuit-breaker is represented upward.
By erecting device 200 when installing on circuit-breaker 100, as shown in FIG. 6 and 7, first, by the claw of erecting device 200 202, be inserted into end 11 sides of the erecting device insertion groove 10 on the pedestal 1 that is arranged on circuit-breaker 100, make to be arranged on the snap fit tabs 2052 and 2054 on the both sides of sliding part 201, respectively with the snap fit tabs 15 and 16 being arranged in erecting device insertion groove 10 between and corresponding between 13 and 14.Now, be arranged on the snap fit tabs 2051,2053 on the both sides of sliding part 201, all be positioned at the position of staggering with the snap fit tabs 15,13 of erecting device insertion groove 10, the 1st spring portion 203 of erecting device 200 and the free end separately of the 2nd spring portion 204, i.e. the other end 2032,2042, the state in frame in the end wall of the pedestal 1 of circuit-breaker 100.
Next, the erecting device in this state 200 is pressed to the rear side of pedestal 1, make sliding part 201 bending and with bottom surface 17 butts of erecting device insertion groove 10.Then, under this state, make erecting device 200 direction guiding rail embeded slot 9 Slideslips, make the end of the snap fit tabs 2052,2054 of sliding part 201, with the end butt of the snap fit tabs 16,14 of the above-mentioned erecting device insertion groove 10 working as retainer.Now, claw 202 direction guiding rail embeded slots 9 are projecting inward, and the 1st spring portion 203 and the 2nd spring portion 204 insert respectively in the load-side back side connecting hole 82 and 81 of pedestal 1, and erecting device 200 becomes the state on the pedestal 1 that is arranged on circuit-breaker 100 completely.
Be arranged on completely under the state on circuit-breaker 100 at erecting device 200, the position between the 1st spring portion 203 and the 2nd spring portion 204 of sliding part 201, and bottom surface 181 butts of partition wall 18 between the load-side back side connecting hole 81 and 82 of pedestal 1.In addition, the snap fit tabs 2051,2052,2053,2054 of sliding part 201 is inserted in the gap between bottom surface 17 and the snap fit tabs 15,16,13,14 of erecting device insertion groove 10.
Fig. 8 is the oblique view that represents the erecting device in embodiments of the present invention 1 to be arranged on the state on the circuit-breaker in embodiments of the present invention 1, and the rear side of circuit-breaker is represented upward.Fig. 9 utilizes part section to represent the erecting device in embodiments of the present invention 1 to be arranged on the key diagram of the state on the circuit-breaker in embodiments of the present invention 1, and the face side of circuit-breaker is represented upward.Figure 10 represents the erecting device in embodiments of the present invention 1 to be arranged on the state on the circuit-breaker in embodiments of the present invention 1, is the vertical view of the rear side of circuit-breaker.
As shown in Fig. 8 to Figure 10, for the erecting device 200 being arranged on the pedestal 1 of circuit-breaker 100, the other end 2032 of its 1st spring portion 203 and the other end 2042 of the 2nd spring portion 204, by the distortion slightly with the wall portion butt of the load-side back side connecting hole 82,81 of pedestal 1, the elastic force that utilizes this distortion to produce, by the direction pretension of sliding part 201 direction guiding rail embeded slots 9, make claw 202 direction guiding rail embeded slots 9 projecting inward.In addition, the end face of the opposition side of the claw side of sliding part 201, is positioned at the side end face of the load-side of circuit-breaker 100 and becomes on conplane position.
By erecting device 200 when circuit-breaker 100 is pulled down, first, from the side end of the load-side of pedestal 1, via the above-mentioned notch 182 being arranged on partition wall 18, the instruments such as screwdriver are inserted in the removal hole 207 being arranged on erecting device 200, make erecting device 200 resist the pretightning force of the 1st spring portion 203 and the 2nd spring portion 204, to the Slideslip away from guide rail embeded slot, the engaging between snap fit tabs 2051,2052,2053,2054 and the snap fit tabs 15,16,13,14 of erecting device insertion groove 10 of releasing sliding part 201.Then,, as long as the opposition side of the claw side of erecting device 200 is pulled out from the pedestal 1 of circuit-breaker 100, become the state shown in Fig. 6 and Fig. 7, thereby erecting device 200 can be pulled down from circuit-breaker 100.
Below, illustrate and will the circuit-breaker 100 of erecting device 200 be installed, be arranged on the method on the upper mounting guide rails that arrange such as mounting panel in the framework of incoming panel etc.Figure 11 utilizes part section to represent the circuit-breaker in embodiments of the present invention 1 to be arranged on the key diagram of the state on mounting guide rail, and Figure 12 is the profile that represents the cross section of mounting guide rail.
First, make side overleaf that the circuit-breaker 100 of erecting device 200 is installed, utilize the snap fit tabs 91,92 on the side wall portion that is arranged on its guide rail embeded slot 9, engage with the extension 301 of a side of the mounting guide rail 300 shown in Figure 12.Then, make this circuit-breaker 100 centered by the holding section between extension 301 and the snap fit tabs 91,92 of a side of mounting guide rail 300, rotate to mounting guide rail 300 sides, make the inclined plane 2021 of the claw 202 of erecting device 200, with extension 302 butts of the opposite side of mounting guide rail 300, and press.
Thus, make claw 202 and the sliding part 201 of erecting device 200, to the Slideslip away from mounting guide rail.Now, the other end 2032 of the 1st spring portion 203 and the other end 2042 of the 2nd spring portion 204, due to the wall portion butt of the load-side back side connecting hole 82,81 of pedestal 1 and do not move, therefore, along with the slip of sliding part 201, degree that the 1st spring portion 203 and the 2nd spring portion 204 are out of shape increases, thereby the pretightning force to mounting guide rail 300 directions that sliding part 201 and claw 202 are applied is strengthened.
If resist above-mentioned pretightning force, sliding part 201 and claw 202 are slided to the direction away from mounting guide rail, and the leading section that makes claw 202 is crossed the leading section of the extension 302 of the opposite side of mounting guide rail 300, sliding part 201 and claw 202 are by the pretightning force of the 1st spring portion 203 and the 2nd spring portion 204, direction to mounting guide rail 300 is slided hastily, make the notch 2022 of claw 202, chimeric with the leading section of the extension 302 of mounting guide rail.Thus, as shown in figure 11, mounting guide rail 300 is entrenched in the guide rail embeded slot 9 of circuit-breaker 100, thereby circuit-breaker 100 is arranged on mounting guide rail 300.
By the circuit-breaker 100 being installed on mounting guide rail 300, in situation about pulling down from mounting guide rail 300, from the side end of the load-side of pedestal 1, via the above-mentioned notch 182 being arranged on partition wall 18, the instruments such as screwdriver are inserted in the removal hole 207 being arranged on erecting device 200, make erecting device 200 resist the pretightning force of the 1st spring portion 203 and the 2nd spring portion 204, slide to the direction away from mounting guide rail 300, thereby remove the engaging between claw 202 and the extension 302 of mounting guide rail.Under this state, by making circuit-breaker 100 centered by the holding section between extension 301 and the snap fit tabs 91,92 of a side of mounting guide rail 301, rotate to the side away from mounting guide rail 300, circuit-breaker 100 can be pulled down from mounting guide rail 300 thus.
In the case of circuit-breaker 100 be arranged on do not have on mounting panel of mounting guide rail etc., make mounting screw 23,24 (only illustrating 2 in Fig. 3) through in above-mentioned mounting screw through hole 19,20,21,22, by these mounting screws 23,24 etc., circuit-breaker 100 can be arranged on mounting panel.In the case, due to the mounting screw through hole 206 that is provided with as noted above on erecting device 200, so even erecting device 200 is arranged under the state on circuit-breaker 100, also without any problem.Certainly, also can, under the state of from circuit-breaker 100, erecting device 200 being pulled down, by mounting screw 23,24 etc., circuit-breaker 100 be arranged on mounting panel.
Above-described circuit-breaker 100, mains side back side connecting stud and load-side back side connecting stud are not installed, between the mains side splicing ear of circuit-breaker 100 and load-side splicing ear and outside mains side conductor and load-side conductor, being connected operation, is to carry out from face side or the side of circuit-breaker 100.
Figure 13 utilizes part section to be illustrated in the key diagram that the state after mains side back side connecting stud and load-side back side connecting stud is installed on the circuit-breaker in embodiments of the present invention 1, and Figure 14 is the end view of the circuit-breaker in the embodiments of the present invention 1 that are illustrated under the state of installing after mains side back side connecting stud and load-side back side connecting stud.
Must be from the rear side of circuit-breaker 100, when the mains side splicing ear of circuit-breaker 100 and load side terminal are connected with outside mains side conductor and load-side conductor, as shown in FIG. 13 and 14, in the mains side back side of circuit-breaker 100 connecting hole 71,72,73, insert respectively mains side back side connecting stud, by screw, the mains side splicing ear of this mains side back side connecting stud and circuit-breaker 100 is fixed and is connected.Figure 13 shows the connection status between a mains side back side connecting stud 501 and a mains side splicing ear 51.
In the same manner, in the load-side back side of circuit-breaker 100 connecting hole 81,82,83, insert respectively load-side back side connecting stud, by screw, the load-side splicing ear of this load-side back side connecting stud and circuit-breaker 100 is fixed and is connected.Figure 13 shows the connection status between a load-side back side connecting stud 401 and a load-side splicing ear 61.Figure 14 shows the state that 3 load-side back side connecting studs 401,402,403 are arranged on circuit-breaker 100.
In addition,, in the case of must connecting circuit-breaker 100 is connected with outside mains side conductor and load-side conductor by the back side, use the circuit-breaker 100 that erecting device 200 is not installed.Its reason is, if erecting device 200 is installed, and load-side back side connecting hole 81,82, the 1st spring members 203 and the 2nd spring members 204 that are mounted device 200 block.
Circuit-breaker in the embodiments of the present invention 1 of formation as noted above, has following characteristics.
, it is characterized in that, the 1st splicing ear and the 2nd splicing ear are made up of at least 2 splicing ears that configure across spacing parallel arranging respectively, the 1st back side connecting hole and the 2nd back side connecting hole, by respectively with above-mentioned the 1st splicing ear and above-mentioned the 2nd splicing ear accordingly side by side at least 2 back side connecting holes of configuration form, the 1st back side connecting hole or the 2nd back side connecting hole with the link of erecting device insertion groove, adjacent 2 above-mentioned the 1st back side connecting holes or the 2nd back side connecting hole, the bottom surface of the partition wall between above-mentioned adjacent 2 above-mentioned the 1st back side connecting holes or the 2nd back side connecting hole, link with the bottom surface of above-mentioned erecting device insertion groove.
According to the circuit-breaker in the embodiments of the present invention 1 of formation as noted above, can install erecting device more firmly.
The erecting device of the circuit-breaker in the embodiments of the present invention 1 of formation as noted above, has following characteristics.
; it is characterized in that; the state protruding from direction guiding rail embeded slot at claw starts; during to a side shifting away from guide rail embeded slot; a part of butt of the free end of spring portion and the framework of circuit-breaker and above-mentioned spring portion is deformed; utilize the elastic force of consequent above-mentioned spring portion, by sliding part to above-mentioned guide rail embeded slot side pretension.
According to the erecting device of the circuit-breaker in the embodiments of the present invention 1 of formation as noted above, can easily apply pretightning force to erecting device.
In addition, it is characterized in that, above-mentioned spring portion is made up of following part, that is: the 1st spring portion, and the sidepiece of a side of one end and above-mentioned sliding part links, and the other end is formed as free end; And the 2nd spring portion, the sidepiece of the opposite side of one end and above-mentioned sliding part links, and the other end is formed as free end.
According to the erecting device of the circuit-breaker in the embodiments of the present invention 1 of formation as noted above, can obtain having the erecting device of stronger spring force.
In addition, it is characterized in that, above-mentioned spring portion, above-mentioned sliding part and above-mentioned claw, one-body molded by synthetic resin.
According to the erecting device of the circuit-breaker in the embodiments of the present invention 1 of formation as noted above, can easily be made and erecting device cheapness, the easy circuit-breaker of installing on circuit-breaker of while.
Claims (6)
1. a circuit-breaker, it has: the framework of insulant system, it accommodates fixed contact in inside, with respect to the contact of described fixed contact or the moving contact separating and drive described moving contact and make the switching mechanism that it carries out described contact or separation, this framework is configured for the handle of the described switching mechanism of operation in face side; The 1st splicing ear, it is connected with described fixed contact, and for the side end side of the side in described framework, that is, the side in mains side or load-side, is connected with the 1st conductor of outside; And the 2nd splicing ear, it is connected with described moving contact, and for the side end side of the opposite side in described framework, that is, the opposite side in mains side or load-side, is connected with the 2nd conductor of outside,
This circuit-breaker is characterised in that,
Described framework has: the 1st back side connecting hole, and it is in the rear side upper shed relative with described face side of described framework, for inserting the 1st back side connecting stud being connected with described the 1st splicing ear; The 2nd back side connecting hole, it is in the rear side upper shed of described framework, for inserting the 2nd back side connecting stud being connected with described the 2nd splicing ear; Guide rail embeded slot, it is for to be arranged on outside mounting guide rail chimeric; And erecting device insertion groove, itself and described the 1st back side connecting hole or described the 2nd back side connecting hole, and described guide rail embeded slot links,
This circuit-breaker is configured to, by the erecting device for engaging with described mounting guide rail, be inserted into described erecting device insertion groove and described the 1st back side connecting hole that links with described erecting device insertion groove or the 2nd back side connecting hole in and install.
2. circuit-breaker as claimed in claim 1, is characterized in that,
At least 2 splicing ears that described the 1st splicing ear and described the 2nd splicing ear are configured side by side by compartment of terrain respectively form,
Described the 1st back side connecting hole and described the 2nd back side connecting hole, by respectively with described the 1st splicing ear and described the 2nd splicing ear accordingly side by side at least 2 back side connecting holes of configuration form,
With described the 1st back side connecting hole or the 2nd back side connecting hole that described erecting device insertion groove links, be adjacent 2 described the 1st back side connecting holes or the 2nd back side connecting hole,
The bottom surface of the partition wall between described adjacent 2 described the 1st back side connecting holes or the 2nd back side connecting hole, links with the bottom surface of described erecting device insertion groove.
3. an erecting device for circuit-breaker, it is arranged on circuit-breaker,
This circuit-breaker has: the framework of insulant system, it accommodates fixed contact in inside, with respect to the contact of described fixed contact or the moving contact separating and drive described moving contact and make the switching mechanism that it carries out described contact or separation, this framework is configured for the handle of the described switching mechanism of operation in face side; The 1st splicing ear, it is connected with described fixed contact, and for the side end side of the side in described framework, that is, the side in mains side or load-side, is connected with the 1st conductor of outside; And the 2nd splicing ear, it is connected with described moving contact, and for the side end side of the opposite side in described framework, that is, the opposite side in mains side or load-side, is connected with the 2nd conductor of outside; The 1st back side connecting hole, it is in the rear side upper shed relative with described face side of described framework, for inserting the 1st back side connecting stud being connected with described the 1st splicing ear; The 2nd back side connecting hole, it is in the described rear side upper shed of described framework, for inserting the 2nd back side connecting stud being connected with described the 2nd splicing ear; Guide rail embeded slot, it is arranged in described framework, for to be arranged on outside mounting guide rail chimeric; And erecting device insertion groove, it is arranged in described framework, with described the 1st back side connecting hole or described the 2nd back side connecting hole, and the link of described guide rail embeded slot,
The erecting device of this circuit-breaker is characterised in that to have:
Sliding part;
Spring portion, one end is fixed on described sliding part, and the other end is formed as free end; And
Claw, it is fixed on described sliding part,
The erecting device of this circuit-breaker is configured to, by at least a portion of described spring portion being inserted in described the 1st back side connecting hole or the 2nd back side connecting hole linking with described erecting device insertion groove, simultaneously, described sliding part can be free to slide and be inserted in described erecting device insertion groove, be arranged on thus on described circuit-breaker
Carrying out after described installation, described claw protrudes in described guide rail embeded slot, engages, thereby described circuit-breaker is arranged on described mounting guide rail with described mounting guide rail.
4. the erecting device of circuit-breaker as claimed in claim 3, is characterized in that,
Start from the state protruding to described guide rail embeded slot at described claw, during to a side shifting away from guide rail embeded slot, a part of butt of the free end of described spring portion and the framework of described circuit-breaker and described spring portion is deformed, utilize the elastic force of consequent described spring portion, by described sliding part to described guide rail embeded slot side pretension.
5. the erecting device of the circuit-breaker as described in claim 3 or 4, is characterized in that,
Described spring portion is made up of following part, that is: the 1st spring portion, and the sidepiece of a side of one end and described sliding part links, and the other end is formed as free end; And the 2nd spring portion, the sidepiece of the opposite side of one end and described sliding part links, and the other end is formed as free end.
6. the erecting device of the circuit-breaker as described in claim 3 or 4, is characterized in that,
Described spring portion, described sliding part and described claw, one-body molded by synthetic resin.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009-159867 | 2009-07-06 | ||
| JP2009159867A JP5276534B2 (en) | 2009-07-06 | 2009-07-06 | Circuit breaker and circuit breaker mounting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101944459A CN101944459A (en) | 2011-01-12 |
| CN101944459B true CN101944459B (en) | 2014-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910180814.7A Active CN101944459B (en) | 2009-07-06 | 2009-10-15 | Circuit breaker and mounting device thereof |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5276534B2 (en) |
| CN (1) | CN101944459B (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6180989B2 (en) * | 2014-04-17 | 2017-08-16 | 株式会社日立産機システム | Electrical equipment fixture and electrical equipment using the same |
| KR101890684B1 (en) | 2016-12-30 | 2018-08-22 | 엘에스산전 주식회사 | Molded Case Circuit Breaker for DC |
| KR20180094413A (en) | 2017-02-15 | 2018-08-23 | 엘에스산전 주식회사 | Circuit Breaker for DC |
| CN108987176A (en) * | 2018-08-04 | 2018-12-11 | 安徽硕日光电科技有限公司 | A kind of formula vacuum breaker device easy to install |
| JP7302498B2 (en) * | 2020-02-12 | 2023-07-04 | 富士電機機器制御株式会社 | circuit breaker |
| CN112927992B (en) * | 2021-01-28 | 2022-10-14 | 湖南文理学院 | Detachable and replaceable circuit breaker assembly based on plug-in combination |
| WO2023100303A1 (en) * | 2021-12-01 | 2023-06-08 | 株式会社日立産機システム | Circuit breaker |
| CN114429888B (en) * | 2021-12-20 | 2023-12-12 | 杭州鸿雁电力电气有限公司 | Distribution system convenient to modularization assembly thing networking circuit breaker |
| CN117612911A (en) * | 2023-12-29 | 2024-02-27 | 石家庄曼通科技有限公司 | Miniature circuit breaker based on internet of things communication and line fault analysis function |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01176984U (en) * | 1988-06-02 | 1989-12-18 | ||
| JPH0336117U (en) * | 1989-08-18 | 1991-04-09 | ||
| JP2532856Y2 (en) * | 1989-10-26 | 1997-04-16 | 富士電機株式会社 | Rail mounting equipment for electrical equipment |
| JP2555761B2 (en) * | 1990-03-19 | 1996-11-20 | 富士電機株式会社 | Device for attaching equipment to support rail |
| JPH0412691U (en) * | 1990-05-24 | 1992-01-31 | ||
| FR2662553B1 (en) * | 1990-05-28 | 1992-08-28 | Legrand Sa | ELECTRICAL APPARATUS TO BE RETAINED ON A SUPPORT BY SIMPLE LATCHING. |
| JP3318883B2 (en) * | 1995-06-13 | 2002-08-26 | 三菱電機株式会社 | Electrical equipment mounting mechanism |
| JPH09198987A (en) * | 1996-01-12 | 1997-07-31 | Fuji Electric Co Ltd | Electric apparatus |
| JP3566573B2 (en) * | 1999-03-01 | 2004-09-15 | 矢崎総業株式会社 | Power shut-off device |
| JP4827231B2 (en) * | 2005-05-31 | 2011-11-30 | 株式会社三桂製作所 | Electrical equipment mounting device |
-
2009
- 2009-07-06 JP JP2009159867A patent/JP5276534B2/en active Active
- 2009-10-15 CN CN200910180814.7A patent/CN101944459B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JP5276534B2 (en) | 2013-08-28 |
| JP2011014499A (en) | 2011-01-20 |
| CN101944459A (en) | 2011-01-12 |
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