WO2013054873A1 - Boîtier d'appareil électrique - Google Patents

Boîtier d'appareil électrique Download PDF

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Publication number
WO2013054873A1
WO2013054873A1 PCT/JP2012/076419 JP2012076419W WO2013054873A1 WO 2013054873 A1 WO2013054873 A1 WO 2013054873A1 JP 2012076419 W JP2012076419 W JP 2012076419W WO 2013054873 A1 WO2013054873 A1 WO 2013054873A1
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WO
WIPO (PCT)
Prior art keywords
housing
movable
casing
housing body
slider
Prior art date
Application number
PCT/JP2012/076419
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English (en)
Japanese (ja)
Inventor
嘉良 三浦
実 谷津
Original Assignee
オムロン株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by オムロン株式会社 filed Critical オムロン株式会社
Publication of WO2013054873A1 publication Critical patent/WO2013054873A1/fr

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    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/14—Mounting supporting structure in casing or on frame or rack
    • H05K7/1462—Mounting supporting structure in casing or on frame or rack for programmable logic controllers [PLC] for automation or industrial process control
    • H05K7/1474—Mounting of modules, e.g. on a base or rail or wall

Definitions

  • the present invention relates to a housing of an electric device that can be attached to a mounting rail, and in particular, protrudes outward at both ends in the width direction as represented by a DIN (German Industrial Standard) rail.
  • the present invention relates to a housing of an electric device that can be attached to a mounting rail having a pair of locked portions.
  • an attachment mechanism for attaching to a DIN rail is provided in advance in the casing of the electric device, and this is used to attach to the control panel or the like.
  • a method of attaching a housing of an electric device to a DIN rail is known.
  • Patent Document 1 JP-A-1-225074 discloses a mounting mechanism that can be easily attached to and detached from the DIN rail. Are disclosed.
  • a slider is attached to the back surface portion of the housing body, and a pair of sliding movable parts are provided on the slider, and the pair of movable parts are directed toward and away from each other.
  • a link portion having a bent shape that connects the pair of movable portions so as to slide in conjunction with each other, and a rotation shaft provided on the link portion is rotatably supported by the housing body.
  • Each of the pair of movable parts is provided with a hook having an inclined surface as a locking part so as to face each other.
  • a spring in which an elastic biasing portion that elastically biases one movable portion of the pair of movable portions toward the other movable portion is provided integrally with the housing body.
  • the front end of the pair of movable parts is pulled out of the housing body, and the operation part is erected on the pulled-out portion, and the projecting part is provided on the outer surface of the housing body in the vicinity thereof.
  • the configuration is provided.
  • a pair of locked portions provided on the DIN rail with a hook provided on each of the pair of movable portions in a state where the pair of movable portions are arranged close to each other. Can be attached to the DIN rail of the housing of the electric device from the front, and the tip of a tool such as a flat-blade screwdriver is inserted between the operating portion and the protruding portion. This makes it possible to remove the casing of the electrical device from the DIN rail toward the front.
  • the present invention provides a housing for an electric device provided with a mounting mechanism to a mounting rail that can secure a sufficient holding force in a mounted state without being damaged by repeated mounting and removal. For the purpose.
  • another object of the present invention is to provide a housing for an electric device provided with a mounting mechanism to a mounting rail that can be easily removed.
  • An electrical equipment casing according to the present invention can be attached to a mounting rail having a pair of locked portions projecting outward at both ends in the width direction.
  • a housing main body in which the device main body is accommodated, and a slider made of a single member assembled on the back surface of the housing main body are provided.
  • An attachment groove for receiving the attachment rail, and a first protrusion and a second protrusion located so as to sandwich the attachment groove are provided on the rear surface of the housing body.
  • the slider includes a first movable part and a second movable part configured to be slidable along a first direction that is a direction connecting the first projecting part and the second projecting part, and the first movable part.
  • first movable part is slidably supported by the first protrusion
  • second movable part is slidably supported by the second protrusion.
  • a portion of the first movable portion that faces the mounting groove portion is provided with a first locking portion that protrudes toward the mounting groove portion, and a portion of the second movable portion that faces the mounting groove portion. Is provided with a second locking portion that protrudes toward the mounting groove.
  • the link portion includes a first slide arm that extends continuously from the first movable portion along the first direction, and a second slide that extends continuously from the second movable portion along the first direction.
  • a first connecting portion that connects the first slide arm and the pivot arm, and a tip of the second slide arm and the other end of the pivot arm, respectively.
  • a second connecting portion that connects the rotating arm.
  • Each of the first connecting portion and the second connecting portion has an arc shape that bulges in a direction away from the rotating shaft of the rotating arm.
  • the first locking portion and the second locking portion are respectively disposed in the mounting groove portion.
  • One of the pair of locked portions of the mounting rail received in the mounting groove is locked to the first locking portion in the second direction orthogonal to the back surface of the housing body, and is attached
  • the other of the pair of locked portions of the rail for use is locked to the second locking portion in the second direction, whereby the housing body is attached to the mounting rail.
  • the first locking part and the second locking part are respectively separated from the mounting groove part.
  • the housing body By being retracted, the housing body is removed from the mounting rail received in the mounting groove, and each of the first connecting portion and the second connecting portion having an arc shape is provided. By bending so as to open, the first movable portion and the second movable portion are configured to be elastically biased in a direction approaching each other.
  • the first connecting portion is disposed closer to the second movable portion than the second connecting portion in the first state. Is preferred.
  • the housing of the electric device according to the present invention further includes a first lock mechanism that restricts sliding movement of the first movable portion and the second movable portion away from each other in the first state. It is preferable to provide.
  • the housing of the electric device according to the present invention further resists an elastic biasing force expressed by the first connecting portion and the second connecting portion having an arc shape, thereby the first movable portion and the first connecting portion. It is preferable to include a second lock mechanism that restricts the sliding movement of the two movable parts toward each other.
  • a turning shaft protrudes from the turning arm and a shaft support hole is formed in the case body.
  • the rotating arm is rotatably supported by the housing body by inserting the rotating shaft into the shaft support hole.
  • a retaining portion protrudes from the rotating shaft, and a retaining portion insertion hole is formed around the shaft support hole. It is preferable that the rotating shaft is prevented from falling off the shaft support hole and can be assembled.
  • the retaining portion insertion hole is slid in the direction in which the first movable portion and the second movable portion come closer to each other by the second lock mechanism.
  • the position where the retaining part is to be disposed is set in a state where the first movable part and the second movable part are moved away from each other. It is preferable that they are arranged.
  • the slide movement of the first movable part and the second movable part is operated on at least one of the first movable part and the second movable part. It is preferable that an operation knob is provided.
  • the operation knob is pulled out from the case main body along the first direction.
  • a pair of attachment rails are attached to the first engagement portion and the second engagement portion.
  • the back surface of the first locking portion and the back surface of the second locking portion are slid so that the first movable portion and the second movable portion slide away from each other when the locked portion abuts. It is preferable that each is comprised by the inclined surface.
  • the link portion is disposed on the bottom surface of the mounting groove portion.
  • a pair of the link portions may be provided in parallel so as to connect the first movable portion and the second movable portion.
  • the pair of link portions it is preferable that the pair of link portions have a line-symmetric shape when viewed along the second direction.
  • a housing for an electric device provided with a mounting mechanism to a mounting rail that can secure sufficient holding force in a mounted state without being damaged by repeated mounting and removal. Can do.
  • FIG. 1 It is a perspective view of the left side casing of the housing
  • FIG. 5 is a schematic perspective view for explaining a procedure for assembling the slider to the housing body in the housing of the electric device according to Embodiment 1 of the present invention.
  • FIG. 4 is a schematic perspective view, a schematic rear view, and a schematic side view for explaining a procedure for assembling the slider to the casing main body in the casing of the electric device according to the first embodiment of the present invention.
  • FIG. 4 is a schematic perspective view, a schematic rear view, and a schematic side view for explaining a procedure for assembling the slider to the casing main body in the casing of the electric device according to the first embodiment of the present invention.
  • It is a schematic diagram which shows the positional relationship of the movable range and assembly
  • It is a schematic perspective view which shows the assembly
  • FIG. 1 and 2 are perspective views showing a state in which the casing of the electric device according to Embodiment 1 of the present invention is attached to a DIN rail.
  • the housing 1 of the electrical equipment in the present embodiment is attached and detached from a DIN rail 100 previously attached to a control panel or the like so as to extend in the horizontal direction. Is to be done.
  • the DIN rail 100 has a pair of locked portions 101A and 101B protruding outward at both ends in the width direction. By using the locked portions 101A and 101B, the DIN rail 100 The housing 1 is attached to the DIN rail 100.
  • the housing 1 of the electric device includes a box-shaped housing body 10 in which the device body is accommodated, and a slider 20 assembled to the back surface 10b of the housing body 10.
  • a connector portion into which a connector of a connection cord for connecting the electric device and another electric device is inserted is disposed.
  • the rear surface 10b of the housing body 10 has an attachment groove 10C for receiving the DIN rail 100, an upper protrusion 10A that is a first protrusion positioned so as to sandwich the attachment groove 10C, and a lower protrusion that is a second protrusion.
  • a side protrusion 10B is provided.
  • the mounting groove portion 10C is provided so as to extend in the horizontal direction corresponding to the DIN rail 100 arranged so as to extend in the horizontal direction, and the upper protruding portion 10A and the lower protruding portion 10B are provided in the mounting groove portion 10C.
  • an operation knob 23 for operating the slide movement of the slider 20 is provided at the upper end of the slider 20.
  • the operation knob 23 is pulled out so as to protrude further upward from the upper end of the housing body 10.
  • the slider 20 is provided with an upper locking portion 26A that is a first locking portion and a lower locking portion 26B that is a second locking portion.
  • the upper locking portion 26A and the lower locking portion 26B are provided.
  • the part 26B is arranged vertically so as to face each other along the vertical direction with the mounting groove part 10C interposed therebetween.
  • FIG. 3 is a perspective view showing a locked state of the housing of the electric device according to the present embodiment
  • FIG. 4 is a perspective view showing a locked state.
  • FIG. 5 is a perspective view of the slider of the housing of the electric device according to the present embodiment.
  • FIG. 6 is a perspective view of the left casing of the casing of the electric device according to the present embodiment
  • FIG. 7 is a perspective view of the right casing.
  • FIG. 8 is a rear view and a cross-sectional view of the main part of the electric device according to the present embodiment in a locked state.
  • the locked state referred to here corresponds to the above-described first state, and in this locked state, the above-described locked portions 101A and 101B of the DIN rail 100 are actually connected to the above-described locked portion 26A and the above-described locked state.
  • the stop portion 26B locked that is, the mounting state shown in FIGS. 1 and 2
  • the upper locking portion 26A and A state where the lower locking portion 26B is not locked at all is included.
  • 3 and 8 are views showing the latter state in which the casing 1 of the electric device is not actually attached to the DIN rail 100.
  • the housing body 10 includes a left casing 11 a and a right casing 11 b with side openings, and the left casing 11 a and the right casing so that these opening faces overlap each other.
  • the housing body 10 is configured by assembling 11b.
  • the left casing 11a and the right casing 11b are provided with internal spaces 12a and 12b, respectively, and in the state where the left casing 11a and the right casing 11b are assembled, these internal spaces 12a. , 12b are combined to form a housing space for housing the above-described device body inside the housing body 10.
  • the left casing 11a and the right casing 11b can be manufactured by injection molding products using, for example, polycarbonate resin.
  • the slider 20 is composed of a single member, and an upper movable portion 21A as a first movable portion and a lower movable portion as a second movable portion. 21B and the link part 22 located between these mainly.
  • the link portion 22 connects the upper movable portion 21A and the lower movable portion 21B so that the upper movable portion 21A and the lower movable portion 21B slide and move in conjunction with each other toward and away from each other.
  • the slider 20 can be manufactured by an injection molded product using, for example, polyacetal resin.
  • the upper movable portion 21 ⁇ / b> A of the slider 20 is accommodated in a groove-shaped upper guide portion 13 ⁇ / b> A provided in the upper protruding portion 10 ⁇ / b> A of the housing body 10.
  • the lower movable portion 21 ⁇ / b> B of 20 is accommodated in a groove-shaped lower guide portion 13 ⁇ / b> B provided in the lower protruding portion 10 ⁇ / b> B of the housing body 10.
  • the link portion 22 of the slider 20 is disposed in the mounting groove portion 10C of the housing body 10, and more specifically, is disposed on the bottom surface of the mounting groove portion 10C.
  • a pair of flange portions 24A are provided on the both side walls of the upper movable portion 21A of the slider 20 so as to protrude outward.
  • a pair of guide groove portions 14A are provided on the both side walls of the groove-shaped upper guide portion 13A of the housing body 10 so as to be concave outward.
  • the flange portion 24 ⁇ / b> A and the guide groove portion 14 ⁇ / b> A are provided so as to be engaged with each other when the slider 20 is assembled to the housing body 10. Accordingly, the upper movable portion 21A of the slider 20 is supported by the upper protruding portion 10A of the housing body 10 so as to be slidable along the vertical direction in the upper guide portion 13A of the housing body 10. become.
  • flange portions 24B are provided so as to protrude outward.
  • guide groove portions 14 ⁇ / b> B are provided on both side walls of the groove-shaped lower guide portion 13 ⁇ / b> B of the housing body 10 so as to be concave toward the outside.
  • the flange portion 24 ⁇ / b> B and the guide groove portion 14 ⁇ / b> B are provided so as to engage with each other when the slider 20 is assembled to the housing body 10. Accordingly, the lower movable portion 21B of the slider 20 is supported by the lower protruding portion 10B of the casing body 10 so as to be slidable along the vertical direction in the lower guide portion 13B of the casing body 10. Will be.
  • the upper locking portion 26A described above is provided at the lower end of the upper movable portion 21A of the slider 20 so as to protrude downward.
  • the upper locking portion 26 ⁇ / b> A is provided so as to face the mounting groove portion 10 ⁇ / b> C in a state where the slider 20 is assembled to the housing body 10, and the back surface is configured by an inclined surface.
  • the lower locking portion 26B described above is provided so as to protrude upward.
  • the lower locking portion 26B is provided so as to face the mounting groove portion 10C in a state where the slider 20 is assembled to the housing body 10, and the back surface thereof is configured by an inclined surface.
  • the link portion 22 of the slider 20 includes an upper slide arm 27a that is a first slide arm, a lower slide arm 27b that is a second slide arm, and a rotating arm 27c. And a first connecting part 28a and a second connecting part 28b.
  • the upper slide arm 27a is formed in a rod shape so as to continuously extend downward along the vertical direction from the lower end of the upper movable portion 21A, and the lower slide arm 27b is vertical from the upper end of the lower movable portion 21B. Is formed in a rod shape so as to continuously extend upward.
  • the upper slide arm 27a and the lower slide arm 27b are provided at positions shifted in the horizontal direction so as not to be arranged on the same straight line.
  • Rotating arm 27c is formed in a rod shape so as to extend across the vertical direction, and is located between upper slide arm 27a and lower slide arm 27b. As shown in FIG. 5, a rotation shaft 25 is provided at the center of the rotation arm 27c so as to protrude forward. In addition, a pair of retaining portions 25 a are provided at a predetermined position on the peripheral surface of the rotating shaft 25.
  • a shaft support hole 15 into which the above-described rotation shaft 25 is inserted is formed at a predetermined position of the left casing 11 a of the portion constituting the bottom surface of the mounting groove 10 ⁇ / b> C of the housing body 10. Yes.
  • a pair of retaining portion insertion holes 15 a for inserting the retaining portions 25 a described above are formed.
  • the rotating shaft 25 provided on the slider 20 is inserted into the shaft support hole 15 provided on the housing body 10, thereby The moving arm 27c is rotatably supported by the housing body 10, and the turning shaft 25 is prevented from dropping off from the housing body 10.
  • the first connecting portion 28a is provided so as to be continuous with the tip of the upper slide arm 27a and one end of the rotating arm 27c, whereby the upper slide arm 27a. And the rotating arm 27c are connected.
  • the first connecting portion 28a has an arc shape that bulges away from the rotation axis O (see FIG. 11 and the like) of the rotation arm 27c, and a part of the first connection portion 28a is outside the upper slide arm 27a. It protrudes further to the outside than the side surface.
  • the second connecting portion 28b is provided so as to be continuous with the tip of the lower slide arm 27b and the other end of the rotating arm 27c, thereby connecting the lower slide arm 27b and the rotating arm 27c. is doing.
  • the second connecting portion 28b has an arc shape that bulges away from the rotation axis O (see FIG. 11 and the like) of the rotation arm 27c, and a part of the second connection portion 28b is formed on the lower slide arm 27b. It protrudes further outward than the side surface located outside.
  • the first connecting portion 28a is arranged at a position closer to the lower movable portion 21B than the second connecting portion 28b in the locked state, and the second connecting portion 28b. Is disposed at a position closer to the upper movable portion 21A than the first connecting portion 28a in the locked state.
  • the link part 22 has a substantially N-shape when viewed in plan in the locked state.
  • the first connection portion 28 a and the second connection portion 28 b have the first connection portion 28 a and the second connection portion 28 b so that bending deformation described later easily occurs.
  • the thickness in the width direction of the connecting portion 28a and the second connecting portion 28b is configured to be thinner than the thickness in the width direction of the upper slide arm 27a, the lower slide arm 27b, and the rotating arm 27c, respectively.
  • the above-described operation knob 23 is provided at the upper end of the upper movable portion 21A of the slider 20, and a substantially central portion of the upper movable portion 21A has a peripheral portion.
  • a lock portion 29 extending in a rod shape is formed by cutting out the.
  • the lock part 29 has a hook-shaped part 29a bent at the tip thereof.
  • a lock groove portion 19 is provided at a predetermined position on the back surface 10 b of the left casing 11 a of the portion constituting the upper guide portion 13 ⁇ / b> A of the housing body 10, and the lock groove portion 19 is It has two recesses, a housing part 19a which is a recess disposed on the lower side and a regulation part 19b which is a recess disposed on the upper side.
  • the hook-shaped portion 29 a provided on the slider 20 is positioned in the lock groove portion 19 provided on the housing body 10. More specifically, the hook-shaped portion 29a is disposed in the accommodating portion 19a in the locked state, and the hook-shaped portion 29a is disposed in the regulating portion 19b in the unlocked state. Become.
  • the operation knob 23 provided on the slider 20 is pulled upward in the locked state (that is, the first state) shown in FIG.
  • the upper movable portion 21A and the lower movable portion 21B are slid in conjunction with each other in the directions indicated by the arrows A1 and A2 shown in the drawing by the function of the link portion 22, and as shown in FIG.
  • the state is shifted to the unlocked state (this state corresponds to the second state).
  • FIG. 9 is a schematic perspective view, a schematic rear view, and a schematic side view showing a locked state of the housing of the electric device in the present embodiment
  • FIG. 10 is a diagram of the engagement of the housing of the electric device in the present embodiment. It is a schematic perspective view, a model rear view, and a model side view showing a stop release state.
  • FIG. 11 is a schematic diagram illustrating the operation of the link portion of the housing of the electrical device according to the present embodiment.
  • the housing body 10 is illustrated in a simplified state, and in the schematic side view included in FIGS. 9 and 10, the right casing 11b. Is shown in a state where is removed.
  • the upper movable portion 21A and the lower movable portion 21B of the slider 20 are in close proximity to each other. All the stop portions 26 ⁇ / b> B are disposed in the mounting groove portion 10 ⁇ / b> C of the housing body 10.
  • the upper locking portion 26A is one of the pair of locked portions of the DIN rail 100.
  • the lower locking portion 26 ⁇ / b> B is positioned behind the other locked portion 101 ⁇ / b> B of the pair of locked portions of the DIN rail 100.
  • the locked portions 101A and 101B are the upper locking portion 26A and the lower locking portion 26B and the rear surface of the housing 1 (in this case, the rear surface of the slider 20 and the housing are here. And the rear surface of the standing wall portion provided at both ends in the width direction of the main body 10) and the casing main body 10 is attached to the DIN rail 100. .
  • the hook-shaped portion 29a of the lock portion 29 provided in the upper locking portion 26A is accommodated in the accommodating portion 19a of the lock groove portion 19 provided in the housing body 10.
  • the upper-side wall that defines the accommodating portion 19a is composed of an inclined surface that is relatively gentle but has a predetermined inclination. Therefore, unless a considerable external force is applied, The shaped part 29a does not move to the restricting part 19b beyond the wall surface.
  • the wall surface functions as a stopper, and the state where the housing body 10 is attached to the DIN rail 100 is stably maintained. That is, the hook-shaped portion 29a and the accommodating portion 19a function as a first lock mechanism that restricts the sliding movement of the upper movable portion 21A and the lower movable portion 21B of the slider 20 away from each other. .
  • the upper movable portion 21A and the lower movable portion 21B of the slider 20 are in a remotely located state. All of the lower locking portions 26B are retracted from the mounting groove portion 10C of the housing body 10 and arranged.
  • the DIN rail 100 received in the mounting groove 10C is not in any locked state, and the housing body 10 is removed from the DIN rail 100.
  • the hook-shaped portion 29a of the lock portion 29 provided in the upper lock portion 26A is accommodated in the restricting portion 19b of the lock groove portion 19 provided in the housing body 10.
  • the wall surface on the lower side that defines the restricting portion 19b is composed of an inclined surface having a relatively steep inclination, so that unless the external force of a considerable magnitude is applied, the bowl-shaped portion 29a is It does not move to the accommodating portion 19a beyond the wall surface.
  • the wall surface acts as a stopper, and the above-described unlocking state is stably maintained. That is, the hook-shaped portion 29a and the restricting portion 19b function as a second lock mechanism that restricts the upper movable portion 21A and the lower movable portion 21B of the slider 20 from sliding in a direction approaching each other. .
  • both the first connecting portion 28a and the second connecting portion 28b are greatly bent as compared with the no-load state, and are in a greatly opened state.
  • the first linking portion 28a and the second linking portion 28b exhibit an elastic biasing force toward the direction in which the upper movable portion 21A and the lower movable portion 21B are brought closer to each other.
  • the movement of the second lock mechanism composed of the portion 29a and the restricting portion 19b is restricted against the elastic biasing force.
  • a predetermined angle ⁇ smaller than this angle ⁇ (the angle ⁇ is an angle necessary for the flange-shaped portion 29a disposed in the accommodating portion 19a to exceed the upper wall surface defining the accommodating portion 19a).
  • FIGS. 12 to 14 are schematic side views for explaining a procedure for attaching the housing of the electric device to the DIN rail in the present embodiment.
  • FIGS. 15 and 16 are electric devices in the present embodiment. It is a model side view for demonstrating the procedure at the time of removing the housing
  • the operation knob 23 is pushed in as necessary to move and slide the slider 20.
  • the housing 1 of the electric device is arranged in front of the DIN rail 100.
  • the upper locking portion 26A of the slider 20 and the pair of locked portions 101A and 101B of the DIN rail 100 are moved.
  • the lower locking portion 26B is brought into contact.
  • the back surfaces of the upper locking portion 26A and the lower locking portion 26B are both inclined surfaces, the back surfaces of the upper locking portion 26A and the lower locking portion 26B.
  • the upper movable portion 21A and the lower movable portion 21B of the slider 20 move in a direction away from each other.
  • the bowl-shaped portion 29 a provided in the upper movable portion 21 ⁇ / b> A moves on the upper wall surface that defines the accommodating portion 19 a provided in the housing body 10.
  • the upper locking portion 26A and the lower locking portion 26B are slid in a direction away from each other (that is, the A1 direction and the A2 direction shown in the figure), so that a pair of DIN rails 100 is provided.
  • the rotating arm 27c of the link portion 22 of the slider 20 has the above-mentioned predetermined angle ⁇ . If the setting is made in advance so as to rotate by a smaller angle, the external force is removed by moving the casing 1 of the electric device further backward (in the direction of the arrow C1 in the figure). It becomes.
  • the bowl-shaped portion 29a provided in the upper movable portion 21A does not reach the regulating portion 19b beyond the upper wall surface that defines the accommodating portion 19a provided in the housing body 10.
  • the housing 1 of the electrical device in the present embodiment, it becomes possible to attach the housing 1 of the electrical device 1 to the DIN rail 100 from the front by a one-touch operation. Installation work can be performed.
  • the slider 20 is first moved by pulling up the operation knob 23 to release the lock. And By this operation, the rotating arm 27c of the link portion 22 of the slider 20 is rotated by an angle ⁇ necessary to reach the above-described locking release position, and the hook-like shape provided on the upper movable portion 21A.
  • the portion 29a reaches the restricting portion 19b beyond the upper wall surface that defines the accommodating portion 19a provided in the housing body 10.
  • the second lock mechanism including the hook-shaped portion 29a and the restricting portion 19b functions, and the upper movable portion 21A is resisted against the elastic urging force expressed in the first connecting portion 28a and the second connecting portion 28b.
  • the sliding movement of the lower movable portion 21B toward the direction toward each other is restricted. Accordingly, the state where the upper locking portion 26A and the lower locking portion 26B are retracted from the mounting groove portion 10C is maintained, and as shown in FIG. 16, the front locking portion 26A and the lower locking portion 26B are moved forward (in the direction of the arrow C2 shown in the drawing).
  • the electrical device housing 1 can be detached from the DIN rail 100 toward the front by one-touch operation, which is very simple.
  • the removal work can be performed. Therefore, if the said structure is employ
  • the upper side wall that defines the restricting portion 19b is also composed of an inclined surface having a relatively steep inclination. For this reason, when the operation knob 23 is pulled up, the upper movable portion 21A of the slider 20 is prevented from sliding more than necessary.
  • the link portion for slidingly moving the upper movable portion 21A and the lower movable portion 21B of the slider 20 in conjunction with each other. 22 includes a first connecting portion 28a and a second connecting portion 28b having an arcuate shape. Therefore, when the link portion 22 operates, the first connecting portion 28a and the second connecting portion 28b having the arc shape are bent so as to open, and as a result, stress relaxation is achieved and stress is locally applied. Concentration will not occur. Therefore, it is possible to prevent the link portion 22 from being damaged even when repeated attachment or removal is performed.
  • the 1st connection part 28a and 2nd connection part which have an arc shape Since 28b bends so as to be largely opened, the strokes of the upper movable portion 21A and the lower movable portion 21B can be secured extremely large. Therefore, the upper movable portion 21A and the lower movable portion 21B are slidably moved so that the length of the meshing portion between the pair of locked portions 101A, 101B of the DIN rail 100 and the upper locking portion 26A and the lower locking portion 26B. Thus, the holding force in the attached state can be secured sufficiently large.
  • the link portion 22 has a substantially N-shaped shape in plan view, so that the link portion is bent at a right angle. Compared with the case where the shape is changed, the outer shape of the slider 20 in the width direction can be greatly reduced. Therefore, there is also a merit that it can be applied even to an electric device having a narrow width of the casing body 10.
  • the mounting mechanism has a simple configuration in which the slider 20 made of a single member is simply attached to the back surface 10b of the housing body 10. Therefore, the number of parts can be greatly reduced, and the manufacturing cost can be greatly reduced as compared with the conventional one.
  • the rotation shaft 25 provided in the link portion 22 extends from the shaft support hole 15 provided in the case body 10. Since the structure is prevented from falling off, the attachment mechanism is prevented from being damaged by repeated attachment and removal. In the following, a specific assembling procedure and an assembling structure in which the slider 20 is attached to the back surface 10b of the housing body 10 after the removal prevention mechanism is provided will be described.
  • FIG. 17 to FIG. 19 are a schematic perspective view, a schematic rear view, and a schematic side view for explaining a procedure for assembling the slider to the casing main body in the casing of the electric device according to the present embodiment.
  • FIG. 20 is a schematic diagram illustrating a positional relationship between the movable range of the link portion and the assembly position of the housing of the electric device according to the present embodiment.
  • FIG. 21 is a schematic perspective view showing a structure for assembling the link portion of the casing of the electrical device in the present embodiment to the casing body.
  • the slider 20 When the slider 20 is assembled to the housing body 10, the slider 20 is first placed on the back surface 10 b of the housing body 10 as shown in FIG. 17. At that time, as shown in FIG. 18, the slider 20 is positioned and placed at a position slightly closer to the upper portion of the housing body 10 than the position after assembly.
  • the pair of upper and lower guide groove portions 14 ⁇ / b> A provided in the upper protruding portion 10 ⁇ / b> A of the housing body 10 is in a state where the upper end sides thereof are open, and the pair of guide groove portions 14 ⁇ / b> A
  • a pair of upper and lower flange portions 24A provided on the upper movable portion 21A of the slider 20 are arranged above the opened upper end.
  • the link portion 22 of the slider 20 is disposed at a position near the upper portion of the mounting groove portion 10C of the housing body 10, and the lower movable portion 21B of the slider 20 is attached to the mounting groove portion 10C of the housing body 10. It will be arranged at a position near the lower part of.
  • the upper end side of the guide groove 14B provided in the lower protrusion 10B of the housing body 10 is also open, and the lower side of the slider 20 is located above the open upper end of the guide groove 14B.
  • the collar part 24B provided in the side movable part 21B is arranged.
  • the rotating shaft 25 and the bowl-shaped portion provided on the slider 20 are provided.
  • the leading end of 29a comes into contact with the back surface 10b of the housing body 10, and the slider 20 as a whole floats at a predetermined distance from the back surface 10b of the housing body 10.
  • the lower movable portion 21 ⁇ / b> B is pushed down against the casing body 10 while being pressed against the casing body 10 so as to be in close contact with the back surface 10 b of the casing body 10.
  • the flange 24B provided on 21B is inserted into the guide groove 14B provided on the lower protrusion 10B.
  • the first connecting portion 28a and the second connecting portion 28b of the link portion 22 are bent and deformed so as to be largely opened. It will rotate greatly while moving downward.
  • the turning shaft 25 provided on the turning arm 27c also turns significantly as shown in FIG.
  • a pair of retaining portions 25a provided on the rotating shaft 25 and a pair of retaining portions provided around the shaft support hole 15 of the housing body 10 are inserted.
  • the holes 15a are arranged so as to face each other. In this state, the rotation shaft 25 is inserted into the shaft support hole 15 to obtain the state shown in FIG.
  • the upper movable portion 21 ⁇ / b> A of the slider 20 is pushed into the casing main body 10 so as to be in close contact with the back surface 10 b of the casing main body 10 from obliquely above, thereby providing the upper movable portion 21 ⁇ / b> A.
  • the pair of upper and lower flange portions 24A thus formed are inserted into a pair of guide groove portions 14B provided on the upper protruding portion 10A.
  • the hook-shaped portion 29a that is in contact with the back surface 10b of the housing body 10 is deformed in the restricting portion 19b of the lock groove portion 19 by bending the beam portion of the lock portion 29 provided with the hook-shaped portion 29a. Will be accommodated by being guided.
  • the slider 20 is assembled to the housing body 10. Immediately after the assembly, the housing 1 of the electric device adopts the unlocked state shown in FIG.
  • This angle ⁇ is a larger angle than the above-described angle ⁇ necessary for the rotating arm 27c to reach the unlocking position from the locking position, and therefore the assembly position is relative to the DIN rail 100.
  • This is not included in the movable range of the rotating arm 27c when the housing 1 of the electric device is attached or removed. Therefore, by adopting the above assembly structure, in the movable range, the pair of retaining portions 25a provided on the rotating shaft 25 prevents the rotating shaft 25 from falling off the shaft support hole 15. The retaining function will be demonstrated.
  • the upper movable portion 21A and the lower movable portion 21B are slid and moved away from each other in the unlocked state.
  • the retaining portion insertion hole 15a is provided at a position corresponding to the position where the retaining portion 25a is to be disposed, so that the rotation shaft 25 is prevented from falling off the shaft support hole 15. At the same time, it can be assembled.
  • FIG. 22 is a schematic diagram showing the operation of the link portion of the housing of the electrical device in the first modification based on the above-described embodiment.
  • the link portion 22 is configured to have a substantially N-shaped shape in a plan view in the locked state. It is not necessary for 22 to have this configuration.
  • the link portion 22 in the locked state, may be formed such that both the upper slide arm 27a and the lower slide arm 27b are substantially orthogonal to the rotating arm 27c. .
  • both the first connecting portion 28a and the second connecting portion 28b that connect the rotating arm 27c, the upper slide arm 27a, and the lower slide arm 27b rotate. It is necessary to configure to have an arcuate shape that bulges away from the axis O. By configuring in this way, the various effects described above can be obtained.
  • FIG. 23 and FIG. 24 are schematic perspective views showing the assembly structure of the link portion of the casing of the electrical device to the casing body in the second and third modifications based on the above-described embodiment. .
  • a pair of retaining portions 25a is provided on the rotation shaft 25 provided on the rotation arm 27c of the link portion 22, and the case is provided.
  • the case where an assembly structure having a configuration in which a pair of retaining portion insertion holes 15a are formed around the shaft support hole 15 provided on the back surface 10b of the main body 10 is illustrated, but the assembly structure is not necessarily provided. There is no need to adopt.
  • a pair of retaining portions 25 a project from a rotation shaft 25 provided on the rotation arm 27 c of the link portion 22, and a shaft support provided on the back surface 10 b of the housing body 10.
  • the portions sandwiched by the slit-shaped notches may be configured as a pair of retaining piece insertion tongues 15b that can be bent and deformed.
  • the retaining portion 25 a comes into contact with the retaining portion insertion tongue 15 b so that the retaining portion insertion tongue 15 b. Is bent and deformed, so that the retaining portion 25a can be inserted. After the insertion, the retaining portion insertion tongue 15b is turned back (stopper) and the rotary shaft 25 is pivotally supported. 15 is prevented from falling off.
  • a flange-shaped retaining portion 25 a is projected from the rotation shaft 25 provided on the rotation arm 27 c of the link portion 22, and is provided on the back surface 10 b of the housing body 10.
  • a retaining portion insertion hole 15a is formed around the shaft support hole 15, and a pair of slit-shaped notches are provided at the boundary between the shaft support hole 15 and the retaining portion insertion hole 15a.
  • the portion sandwiched between the notch and the retaining portion insertion hole 15a may be configured as a pair of retaining portion insertion tongue pieces 15b that can be bent and deformed.
  • FIG. 25 is a perspective view of the slider of the casing of the electric device according to the fourth modification based on the above-described embodiment
  • FIG. 26 is a perspective view of the left casing.
  • FIG. 27 is a cross-sectional view of the main part showing the locked state of the housing of the electric device according to the fourth modified example.
  • FIG. 27 shows the vicinity of the lower protrusion 10B in the case where the housing 1 of the electric device is cut so as to be divided into right and left when viewed from the front in the state where the slider 20 is assembled to the housing body 10. It is sectional drawing.
  • the first lock mechanism that restricts the upper movable portion 21A and the lower movable portion 21B from sliding in a direction away from each other in the locked state.
  • the first lock mechanism is configured so that the upper movable portion 21A of the slider 20 and the housing body
  • the first lock is provided between the lower movable portion 21B of the slider 20 and the lower guide portion 13B of the housing body 10.
  • a mechanism may be provided.
  • a lock portion 30 extending in a rod shape downward from the lower end of the lower movable portion 21B of the slider 20 is formed, and as shown in FIG.
  • the first locking mechanism may be configured by forming an inclined groove portion 18 having a shape in which the bottom surface is inclined at a predetermined position of the back surface 10b of the left casing 11a of the portion constituting the lower guide portion 13B. .
  • the lock portion 30 is preferably configured to have a curved shape that swells toward the rear of the casing 1 of the electrical device, and has a bowl-shaped tip portion 30a at the tip thereof.
  • the inclined groove 18 has a first inclined surface 18a disposed on the upper side and a second inclined surface 18b disposed on the lower side.
  • the 1st inclined surface 18a is comprised by the comparatively steep inclined surface compared with the 2nd inclined surface 18b.
  • the tip 30 a provided on the slider 20 is positioned in the inclined groove 18 provided on the housing body 10. Will do. More specifically, in the locked state, as shown in the drawing, the distal end portion 30a comes into contact with the first inclined surface 18a. In the unlocked state, the illustration of the distal end portion 30a is omitted. It will contact
  • the first inclined surface 18a is composed of an inclined surface that is relatively gentle but has a predetermined inclination
  • the distal end portion 30a corresponds to the first inclined portion 30a unless an external force of a considerable magnitude is applied.
  • the first inclined surface 18a functions as a stopper, and the state where the housing body 10 is attached to the DIN rail 100 is stably maintained.
  • the first locking mechanism is provided between the upper movable portion 21A of the slider 20 and the upper guide portion 13A of the housing body 10 and the lower movable portion 21B of the slider 20 and the housing. Since it is provided between the main body 10 and the lower guide portion 13B, the housing 1 of the electric device attached to the DIN rail 100 in the locked state can more reliably be wobbled or dropped off. It can be prevented.
  • the lock portion 30 moves over the first inclined surface 18a and moves onto the second inclined surface 18b, and when shifting from the unlocked state to the locked state.
  • the lock portion 30 needs to be elastically deformed. Therefore, as shown in FIG. 27, it is preferable that the lock portion 30 be configured to be elastically deformed more smoothly by configuring the base portion 30b of the lock portion 30 to be thinner than the other portions.
  • FIG. 28 is a perspective view showing a locking state of the casing of the electric device according to the second embodiment of the present invention
  • FIG. 29 is a perspective view of a slider of the casing of the electric device according to the present embodiment
  • FIG. 30 is a main part rear view showing the locked state and the unlocked state of the housing of the electric device according to the present embodiment.
  • the casing 2 of the electrical device in the present embodiment has a wider shape when compared with the casing 1 of the electrical device in Embodiment 1 described above.
  • the difference is mainly in that the slider 20 is provided with a pair of link portions 22A and 22B on the left and right so as to form a pair.
  • the slider 20 is formed of a single member, and includes an upper movable portion 21A, a lower movable portion 21B, and the upper movable portion 21A and the lower movable portion 21B.
  • the left link portion 22A and the right link portion 22B are disposed mainly in parallel so as to connect the two.
  • the left link portion 22A and the right link portion 22B have a line-symmetric shape when viewed along the front-rear direction of the housing 2 of the electric device, which is the second direction,
  • a slide arm 27a, a lower slide arm 27b, a rotating arm 27c, a first connecting portion 28a, and a second connecting portion 28b are included.
  • the upper movable portion 21A of the slider 20 is provided with upper locking portions 26A1 and 26A2 for locking one locked portion 101A of the DIN rail 100, and the lower movable portion 21B of the slider 20 is provided. Are provided with lower locking portions 26B1 and 26B2 for locking the other locked portion 101B of the DIN rail 100.
  • the upper locking portions 26A1 and 26A2 and the lower locking portions 26B1 and 26B2 are respectively arranged so as to correspond to the left and right end portions of the slider 20.
  • the casing 2 of the electric device is engaged with the DIN rail 100 in a wider range along the direction in which the DIN rail 100 extends, so that more stable fixing can be realized and the slider 20 is ejected.
  • the mechanical strength of the slider 20 is also increased by reducing the opening area of the opening necessary for forming the locking portion described above when manufacturing by molding.
  • both the left link portion 22A and the right link portion 22B are in the locked state where the upper movable portion 21A and the lower movable portion 21B are close to each other.
  • the left and right link portions 22A and 22B have a substantially N-shaped shape in the unlocked state in which the upper movable portion 21A and the lower movable portion 21B are away from each other.
  • the first connecting portion 28a and the second connecting portion 28b are largely opened by being largely bent.
  • each of the left and right link portions 22A and 22B which are provided in a pair of left and right sides so as to be line symmetric, rotates about the rotation axes O1 and O2, respectively. Since the movable portion 21A and the lower movable portion 21B approach or move away from each other, as in the case of the first embodiment described above, the attachment of the electrical device casing 2 to the DIN rail 100 by one-touch operation is performed. And can be removed from the DIN rail 100.
  • the slider 20 with the left link portion 22A and the right link portion 22B on the left and right sides so as to be line symmetric, the force applied to the slider 20 during the above-described mounting operation and detaching operation can be balanced. Thus, the sliding operation of the slider 20 becomes more stable.
  • the slider 20 is configured to be assembled while being exposed on the back surface 10b of the housing body 10.
  • the slider 20 may be disposed inside the housing body 10.
  • the casing body 10 and the slider 20 are configured so that the upper locking portion 26A and the lower locking portion 26B are disposed in the mounting groove portion 10C at least in the locked state. is required.
  • the rotation axis O (or O1, O2) of the rotation arm 27c provided on the link portion 22 of the slider 20 is the housing body.
  • the rotation axis O (or O1, O2) is not included in the housing body 10. You may arrange
  • the operation knob 23 is provided only in the upper movable portion 21A of the slider 20 has been described as an example. May be provided only on the lower movable portion 21B of the slider 20, or may be provided on both the upper movable portion 21A and the lower movable portion 21B.
  • housing of electrical equipment 10 housing body, 10A upper projecting portion, 10B lower projecting portion, 10C mounting groove, 10a front surface, 10b rear surface, 11a left casing, 11b right casing, 12a, 12b inner space, 13A Upper guide part, 13B lower guide part, 14A, 14B guide groove part, 15 shaft support hole, 15a retaining part insertion hole, 15b retaining part insertion tongue, 18 inclined groove part, 18a first inclined surface, 18b first 2 inclined surfaces, 19 lock groove, 19a accommodating portion, 19b regulating portion, 20 slider, 21A upper movable portion, 21B lower movable portion, 22 link portion, 22A left link portion, 22B right link portion, 23 operation knob, 24A, 24B collar part, 25 rotation shaft, 25a retaining part, 26A, 26A1, 2 A2 Upper locking part, 26B, 26B1, 26B2 Lower locking part, 27a Upper slide arm, 27b Lower slide arm, 27c Rotating arm, 28a First connection part, 28b Second connection part, 29 Lock part, 29

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Mounting Components In General For Electric Apparatus (AREA)

Abstract

L'invention porte sur un boîtier d'appareil électrique (1), lequel boîtier comporte un corps principal de boîtier (10) et un élément de coulissement (20). L'élément de coulissement (20) a une section de liaison (22) qui provoque un mouvement de coulissement lié dans la direction d'approche et la direction de séparation d'une section mobile supérieure (21A) et d'une section mobile inférieure (21B). La section mobile supérieure (21A) a une section de verrouillage supérieure (26A), et la section mobile inférieure (21B) a une section de verrouillage inférieure (26B). La section de liaison (22) comprend : un bras rotatif (27c) supporté de façon à pouvoir tourner par le corps principal de boîtier (10) ; une première section de liaison (28a) qui relie la section mobile supérieure (21A) et le bras rotatif (27c) ; et une seconde section de liaison (28b) qui relie la section mobile inférieure (21B) et le bras rotatif (27c). La première section de liaison (28a) et la seconde section de liaison (28b) ont une forme d'arc gonflant dans la direction de séparation vis-à-vis de l'arbre rotatif du bras rotatif (27c).
PCT/JP2012/076419 2011-10-13 2012-10-12 Boîtier d'appareil électrique WO2013054873A1 (fr)

Applications Claiming Priority (4)

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JP2011225700 2011-10-13
JP2011-225700 2011-10-13
JP2012222951A JP6003506B2 (ja) 2011-10-13 2012-10-05 電気機器の筐体
JP2012-222951 2012-10-05

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DE102013111551B3 (de) * 2013-10-21 2015-01-22 Wago Verwaltungsgesellschaft Mbh Tragschienengehäuse
US20150181745A1 (en) * 2013-12-20 2015-06-25 Control Techniques Limited Mounting Latch
EP3065520A1 (fr) * 2015-03-06 2016-09-07 Rockwell Automation Technologies, Inc. Verrouillage de rail din à action unique
WO2016141059A1 (fr) * 2015-03-02 2016-09-09 Abb Technology Ag Système de commande monté sur rail avec fixation améliorée
EP3066721A1 (fr) * 2013-11-04 2016-09-14 Phoenix Contact GmbH & Co. KG Module pont pour rail profilé support
EP3247010A1 (fr) * 2016-05-17 2017-11-22 Wöhner GmbH & Co. KG Elektrotechnische Systeme Dispositif de fixation d'un objet sur un rail
US9872412B2 (en) 2013-09-26 2018-01-16 Abb Schweiz Ag Rail-mounted control system
CN111148383A (zh) * 2018-11-05 2020-05-12 南宁富桂精密工业有限公司 机壳组件与电器设备
WO2023040258A1 (fr) * 2021-09-14 2023-03-23 深圳市汇川技术股份有限公司 Structure de fixation de dispositif et dispositif électrique
EP4369539A1 (fr) * 2022-11-08 2024-05-15 Italtronic S.r.l. Dispositif de fixation d'un boîtier sur un rail din et boîtier comportant un tel dispositif

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TWI589213B (zh) * 2015-03-30 2017-06-21 台達電子工業股份有限公司 扣夾及其適用之電子裝置
JP6668682B2 (ja) * 2015-10-28 2020-03-18 株式会社デンソーウェーブ 筐体の取付構造
JP6129434B1 (ja) * 2015-11-13 2017-05-17 三菱電機株式会社 機器
DE102017124706A1 (de) * 2017-10-23 2019-04-25 Pilz Gmbh & Co. Kg Tragschienengehäuse, Elektronikmodul mit einem Tragschienengehäuse und System, insbesondere Steuerungssystem, mit einer Mehrzahl von Elektronikmodulen
JP7147288B2 (ja) * 2018-06-22 2022-10-05 株式会社デンソーウェーブ 筐体の取付構造
JP7523017B2 (ja) 2020-08-06 2024-07-26 株式会社リコー 回動機構、転写装置、及び、画像形成装置

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US9872412B2 (en) 2013-09-26 2018-01-16 Abb Schweiz Ag Rail-mounted control system
US9743538B2 (en) 2013-10-21 2017-08-22 Wago Verwaltungsgesellschaft Mbh Carrier rail housing
WO2015059027A1 (fr) 2013-10-21 2015-04-30 Wago Verwaltungsgesellschaft Mbh Boîtier de rail support
CN105723581A (zh) * 2013-10-21 2016-06-29 Wago经营有限责任公司 承载轨道壳体
DE102013111551B3 (de) * 2013-10-21 2015-01-22 Wago Verwaltungsgesellschaft Mbh Tragschienengehäuse
JP2017501666A (ja) * 2013-10-21 2017-01-12 ヴァーゴ・フェアヴァルトゥングスゲゼルシャフト・エムベーハー 支持レールハウジング
KR101758031B1 (ko) 2013-10-21 2017-07-13 바고 페어발퉁스게젤샤프트 엠베하 캐리어 레일 하우징
EP3066721A1 (fr) * 2013-11-04 2016-09-14 Phoenix Contact GmbH & Co. KG Module pont pour rail profilé support
US20150181745A1 (en) * 2013-12-20 2015-06-25 Control Techniques Limited Mounting Latch
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WO2016141059A1 (fr) * 2015-03-02 2016-09-09 Abb Technology Ag Système de commande monté sur rail avec fixation améliorée
CN105939589A (zh) * 2015-03-06 2016-09-14 洛克威尔自动控制技术股份有限公司 单动式din导轨闩锁
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US9967995B2 (en) 2015-03-06 2018-05-08 Rockwell Automation Technologies, Inc. Single action din rail latch
CN105939589B (zh) * 2015-03-06 2018-10-26 罗克韦尔自动化技术公司 单动式din导轨闩锁
EP3065520A1 (fr) * 2015-03-06 2016-09-07 Rockwell Automation Technologies, Inc. Verrouillage de rail din à action unique
CN109155505B (zh) * 2016-05-17 2021-07-27 维纳尔电气系统有限公司 用于将物体固定于导轨上的装置
WO2017198643A1 (fr) * 2016-05-17 2017-11-23 Wöhner GmbH & Co. KG Elektrotechnische Systeme Dispositif pour maintenir un objet sur un rail
CN109155505A (zh) * 2016-05-17 2019-01-04 维纳尔电气系统有限公司 用于将物体固定于导轨上的装置
US20190148870A1 (en) * 2016-05-17 2019-05-16 Woehner Gmbh & Co., Kg Elektrotechnische Systeme Device for Securing an Object on a Rail
EP3247010A1 (fr) * 2016-05-17 2017-11-22 Wöhner GmbH & Co. KG Elektrotechnische Systeme Dispositif de fixation d'un objet sur un rail
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US10879642B2 (en) 2016-05-17 2020-12-29 Woehner Gmbh & Co. Busbar system
US10923850B2 (en) 2016-05-17 2021-02-16 Woehner Gmbh & Co., Kg Elektrotechnische Systeme Device for securing an object on a rail
CN111148383A (zh) * 2018-11-05 2020-05-12 南宁富桂精密工业有限公司 机壳组件与电器设备
CN111148383B (zh) * 2018-11-05 2021-07-13 南宁富桂精密工业有限公司 机壳组件与电器设备
WO2023040258A1 (fr) * 2021-09-14 2023-03-23 深圳市汇川技术股份有限公司 Structure de fixation de dispositif et dispositif électrique
EP4369539A1 (fr) * 2022-11-08 2024-05-15 Italtronic S.r.l. Dispositif de fixation d'un boîtier sur un rail din et boîtier comportant un tel dispositif

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