WO2010032814A1 - スイッチ装置及びスナップアクション機構の組立て方法 - Google Patents
スイッチ装置及びスナップアクション機構の組立て方法 Download PDFInfo
- Publication number
- WO2010032814A1 WO2010032814A1 PCT/JP2009/066345 JP2009066345W WO2010032814A1 WO 2010032814 A1 WO2010032814 A1 WO 2010032814A1 JP 2009066345 W JP2009066345 W JP 2009066345W WO 2010032814 A1 WO2010032814 A1 WO 2010032814A1
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- WO
- WIPO (PCT)
- Prior art keywords
- contact
- driving body
- switch device
- tension spring
- drive
- Prior art date
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/12—Movable parts; Contacts mounted thereon
- H01H13/14—Operating parts, e.g. push-button
- H01H13/18—Operating parts, e.g. push-button adapted for actuation at a limit or other predetermined position in the path of a body, the relative movement of switch and body being primarily for a purpose other than the actuation of the switch, e.g. door switch, limit switch, floor-levelling switch of a lift
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/26—Snap-action arrangements depending upon deformation of elastic members
- H01H13/28—Snap-action arrangements depending upon deformation of elastic members using compression or extension of coil springs
- H01H13/30—Snap-action arrangements depending upon deformation of elastic members using compression or extension of coil springs one end of spring transmitting movement to the contact member when the other end is moved by the operating part
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/50—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member
- H01H13/64—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member wherein the switch has more than two electrically distinguishable positions, e.g. multi-position push-button switches
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H5/00—Snap-action arrangements, i.e. in which during a single opening operation or a single closing operation energy is first stored and then released to produce or assist the contact movement
- H01H5/04—Energy stored by deformation of elastic members
- H01H5/06—Energy stored by deformation of elastic members by compression or extension of coil springs
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49105—Switch making
Definitions
- the present invention relates to a switch device, and more particularly, to a switch device including a snap action mechanism that operates in response to a pressing operation on an operation member.
- a common contact is provided on the inner bottom surface of the wafer, and a highly conductive return spring that is electrically connected to the movable contact and pushes the slider in a direction opposite to the operation direction is placed on the common contact.
- a switch device has been proposed in which a normally closed contact and a normally open contact are arranged in parallel on the inner wall surface of the wafer, and an elastic piece of a movable contact is slidably contacted on the inner wall surface (see, for example, Patent Document 1).
- the circuit can be switched by arranging a normally closed contact and a normally open contact in parallel on the inner wall surface of the case which is the sliding surface of the movable contact, and moving the movable contact. Since the arrangement position can be arbitrarily set without being restricted by the common contact, the circuit can be switched at a desired timing according to the application.
- the above-described conventional switch device has a configuration in which the movable contact is slid on the inner wall surface of the case in accordance with the push-in operation, so that there is a problem that variation in synchronization timing of circuit switching increases.
- the switch device of the present invention includes a housing having a storage portion, an operation member that receives a pressing operation, a plurality of fixed contacts that are arranged in parallel in the storage portion with a predetermined interval, and a contact portion that is in sliding contact with the fixed contact. And a snap action mechanism that drives the movable contact when the operation member is pressed to a predetermined position, and the snap action mechanism is provided with the movable contact on one end side, A plurality of first driving bodies in which a fulcrum part constituting a pivot fulcrum is formed, and a pressed part to be pressed by the operation member is formed on one end side, while a fulcrum constituting a pivot fulcrum on the other end side. Both end portions are attached to the second drive body formed with a portion, a part of the first drive body member integrally connecting the plurality of first drive bodies by a connecting member, and a part of the second drive body Pulled pull It characterized by having a Neto.
- the snap action mechanism for driving the movable contact since the snap action mechanism for driving the movable contact is provided, the movable contact provided on the first drive member by the biasing force of the tension spring when the operation member is pressed to a predetermined position. Therefore, even when a plurality of circuits are switched in synchronism, it is possible to reduce variations in circuit switching synchronization timing.
- the reinforcing member is constituted by a part of the conductor plate.
- the connecting member can be reinforced without preparing a special member.
- the pair of pieces of the movable contact are connected on the first driving body side, and a contact portion is provided at a tip on the opposite side to the first driving body, and the movable contact is provided. It is preferable that the part provided with the contact part of the pair of pieces extends upward and is disposed oppositely. In this case, since the lower side portion of the movable contact can be opened, when the movable contact is assembled to the switch device, the contact portion of the movable contact is brought into contact with the contact portion of the fixed contact and the movable contact. It becomes possible to prevent the situation where it breaks.
- the first drive body member and the second drive body are engaged with a part of the first drive body member and a part of the second drive body according to a biasing force of the tension spring. It is preferable to provide an engaging means for integrating the two driving bodies. In this case, since the first driving body member and the second driving body can be handled in an integrated state, it is possible to improve the working efficiency when assembled in the storage section.
- a protruding wall facing the tip of the common contact adjacent to the common contact of the tension contact of the common contact of the fixed contact erected in the storage portion is adjacent to the tip of the common contact. It is preferably provided on the inner wall surface of the housing.
- the common contact to which the spring load of the tension spring is constantly applied is provided on the side in which the spring load of the tension spring is applied in a situation where the common contact falls due to the heat generated in connection with the fixing operation of the terminal to the substrate. It can be suppressed by the protruding wall.
- the upper surface of the connecting member of the first driving body member and the housing are in contact with each other, and the upward rotation of the first driving body member due to the spring load of the tension spring is restricted. It is preferred that In this case, since the upper rotation of the first driving body member can be restricted by the contact between the upper surface of the connecting member and the housing, the first driving body member can be rotated within a predetermined range. In addition, it is possible to prevent a situation where the first driving body member rotates upward beyond a certain position and the movable contact or the like is damaged.
- the second drive body is provided with a placement portion for allowing placement on a support portion provided in the housing during assembly work, and the placement portion It is preferable that the fulcrum part is formed at a part of the end of the fulcrum.
- the fulcrum part is formed in a part of the mounting part for allowing the second driving body to be mounted, the mounting part can be provided with a function as a fulcrum part.
- the configuration of the second drive body can be simplified.
- the switching contact of the fixed contact is provided with a permission portion that allows the placement of the fulcrum portion of the second drive body during assembly work.
- the fulcrum portion of the second drive body can be arranged in the allowance portion during the assembly work, the second drive body is attached to the first drive body member when the tension spring is attached. It can be arranged at a position where it can be easily attached.
- the placement portion includes a first placement portion on the common contact side of the fixed contact and a second placement portion on the switching contact side of the fixed contact, and the common contact extends from the common contact point. It is preferable that the second placement portion is formed longer than the first placement portion in the direction toward the switching contact.
- the mounting portion is constituted by the first mounting portion on the common contact side and the second mounting portion on the switching contact side, the mounting portion is stably mounted on the support portion of the housing. It becomes possible.
- the second mounting portion is formed longer than the first mounting portion, the second driving body can be stably mounted while maintaining the state in which the second driving body is supported by the support portion of the housing. It is possible to move the slide.
- the first drive body member is provided with a rotation restricting portion that restricts rotation by the spring load of the tension spring in contact with the common contact of the fixed contact during assembly work.
- the second driving body is provided with a rotation restricting portion that restricts rotation by the spring load of the tension spring in contact with the housing during assembly work.
- the rotation of the first drive member can be restricted by the contact between the rotation restricting portion of the first drive member and the common contact, and the contact between the rotation restricting portion of the second drive member and the housing. Since the rotation of the second driving body can be restricted by this, the first driving body member and the second driving body can be held in a stable state in the course of the assembly work, and the work efficiency of the assembly work can be improved. It becomes possible.
- a second drive body is placed on the housing at a predetermined position with respect to the fixed contact in the housing provided with the fixed contact, and the first drive body is placed on the first drive body.
- a driving body is placed, a tension spring is attached between a part of the first driving body and a part of the second driving body, and the second driving body is pushed toward one side and the other side is pushed.
- a fulcrum portion of the second driving body provided on the housing is disposed in a concave portion of the housing, and is assembled at a predetermined position of the housing by a spring load of the tension spring.
- the fulcrum portion of the second driving body is disposed in the recess of the housing.
- a part of the first driving body abuts against the common contact of the fixed contact, thereby restricting the rotation of the tension spring due to the spring load, and the second driving body of the second driving body.
- the rotation of the tension spring due to a spring load is restricted by partly contacting the housing.
- the rotation of the first driving body can be restricted by the contact between a part of the first driving body and the common contact, and the second driving body can be controlled by the contact between the part of the second driving body and the housing. Since the rotation can be restricted, the first drive body and the second drive body can be held in a stable state during the assembly work process, and the work efficiency of the assembly work of the snap action mechanism can be improved.
- the tension spring is attached in a state where the first driving body is placed in parallel with the second driving body.
- the tension spring is attached without separately preparing a jig or the like for holding them in a predetermined state. Therefore, it is possible to improve the work efficiency of the assembly work of the snap action mechanism.
- the snap action mechanism for driving the movable contact since the snap action mechanism for driving the movable contact is provided, the movable contact provided on the first drive member is moved by the biasing force of the tension spring when the operating member is pressed to a predetermined position. Since it can be driven instantaneously, even when a plurality of circuits are switched in synchronization, it is possible to reduce variations in the synchronization timing of circuit switching.
- FIG. 1 is an exploded perspective view of a switch device according to Embodiment 1.
- FIG. It is a perspective view of the lower case to which the support body and fixed contact in the switch device concerning Embodiment 1 were fixed.
- FIG. 3 is a perspective view of a first driver member included in the switch device according to the first embodiment.
- FIG. 3 is a perspective view of a first driver member included in the switch device according to the first embodiment.
- FIG. 5 is a perspective view of a second drive body included in the switch device according to the first embodiment.
- FIG. 3 is a perspective view of a state in which a first drive body member and a second drive body of the switch device according to Embodiment 1 are integrated. It is the side view (a) and side sectional view (b) which show the process at the time of assembling
- FIG. 4 is a perspective view of a lower case in which a snap action mechanism is assembled in the switch device according to Embodiment 1.
- FIG. FIG. 4 is a top view of the lower case in which the snap action mechanism is assembled in the switch device according to the first embodiment.
- FIG. 3 is a side view of the lower case in which the snap action mechanism is assembled in the switch device according to the first embodiment.
- FIG. 3 is a side sectional view for explaining an internal configuration of the switch device according to the first embodiment.
- FIG. 6 is a perspective view of a first driving body member included in a switch device according to a second embodiment.
- FIG. 6 is a perspective view of a first driving body member included in a switch device according to a second embodiment.
- FIG. 10 is a perspective view of a second driving body included in the switch device according to the second embodiment.
- FIG. 9 is a top view of a lower case in which a snap action mechanism is assembled in the switch device according to the second embodiment.
- FIG. 6 is a side sectional view for explaining an internal configuration of a switch device according to a second embodiment.
- FIG. 10 is a side view for explaining an operation associated with a pressing operation in the switch device according to the second embodiment.
- FIG. 10 is a side view for explaining an operation associated with a pressing operation in the switch device according to the second embodiment.
- FIG. 1 is a perspective view showing an appearance of a switch device 1 according to Embodiment 1 of the present invention.
- FIG. 2 is an exploded perspective view of the switch device 1 according to the first embodiment.
- the switch device 1 according to the first embodiment projects a part of an operation member 6 to be described later from a part of the upper surface of a box-shaped housing 2, and the projecting part receives a signal from an operator or the like. It is comprised so that pressing operation may be received.
- a cover 3 for preventing entry of foreign matter such as dust and water into the housing 2 is attached to a part of the operation member 6 protruding from the housing 2.
- the switch device 1 includes a housing 2 formed, for example, by molding an insulating resin material.
- the housing 2 includes an upper case 21 having a box shape opened to the lower side, and a lower case 22 having a shape corresponding to the opening of the upper case 21 and constituting the inner bottom surface of the switch device 1.
- a housing portion that houses the components of the switch device 1 is formed inside the housing 2.
- the lower case 22 has a rectangular shape in plan view, and a protruding surface 221 having a shape corresponding to the opening of the upper case 21 is provided on the upper surface thereof.
- the upper case 21 is appropriately positioned by accommodating the protruding surface 221 with an opening.
- a plurality of protrusions 221a protruding sideward are provided.
- a pair of supports 4a and 4b and a pair of fixed contacts 5a and 5b fixed to the lower case 22 are disposed in a storage portion formed in the housing 2, and an operation member that receives a pressing operation by an operator or the like. 6.
- a snap action mechanism 7 that operates in response to a pressing operation on the operation member 6 is housed.
- the snap action mechanism 7 includes a first driver member 90 (not shown in FIG. 2) in which a pair of first drivers 9a and 9b to which a pair of movable contacts 8a and 8b are attached are connected by a connecting member 10. 5), the second drive body 11, and the first drive body member 90 and the second drive body 11, and the tension spring 12 having both ends attached thereto.
- the support 4a is formed, for example, by molding an insulating resin material, and is provided with a base 41a having a shape corresponding to the opening 222a of the lower case 22 described above, and protruding upward from the base 41a. And a protruding portion 42a.
- the protruding portion 42a has three protruding pieces 421a to 423a.
- the support 4a is integrated with the opening 222a by the base portion 41a, and is configured to support a part of the insert-molded fixed contact 5a by the protruding portion 42a.
- the support 4b is disposed in the opening 222b of the lower case 22, and has the same configuration as the support 4a except that the fixed contact 5b is insert-molded. B will be attached to and the description thereof will be omitted.
- These supports 4a and 4b are formed integrally with the lower case 22 by so-called double molding.
- the fixed contacts 5a and 5b are insert-molded to form the supports 4a and 4b when the supports 4a and 4b are formed, and then the lower portions of the base portions 41a and 41b of the supports 4a and 4b are formed.
- Case 22 is molded. Openings 222a and 222b are formed during the molding.
- the method of providing the support bodies 4a and 4b in the lower case 22 is not limited to this, and can be changed as appropriate.
- the supports 4a and 4b in which the fixed contacts 5a and 5b are insert-molded may be disposed in the openings 222a and 222b of the lower case 22 and fixed and integrated with an adhesive or the like.
- the fixed contact 5a has a common contact 51a and a switching contact 52a that are insert-molded on the support 4a.
- the common contact 51a and the switching contact 52a are erected at a predetermined distance along the longitudinal direction of the support 4a.
- the common contact 51a extends upward from the projecting piece 423a, bends to a contact portion 511a that comes into contact with a fulcrum portion 92a of the first driving body 9a, which will be described later, and is bent from the contact portion 511a to the opposite side to the switching contact 52a. Terminal portion 512a extending downward from the portion.
- the lower end portion of the sliding contact portion 523a of the first switching contact 521a and the upper end portion of the sliding contact portion 525a of the second switching contact 522a are disposed close to each other.
- the circuit state is switched by moving a contact portion 83a of a movable contact 8a described later between a sliding contact portion 523a and a sliding contact portion 525a.
- the first switching contact 521a constitutes a normally closed contact
- the second switching contact 522a constitutes a normally open contact.
- a contact portion 83a of the movable contact 8 to be described later is in contact with the sliding contact portion 523a
- the first switching contact 521a serving as a normally closed contact and the common contact 51a are electrically connected
- the contact portion 83a of the movable contact 8 is
- the second switching contact 522a serving as a normally open contact and the common contact 51a are switched to a conductive circuit.
- a circuit similar to this is provided between the common contact 51b and the switching contact 52b (first switching contact 521b, second switching contact 522b).
- the movable contacts 8a and 8b are instantaneously driven by the operation of the snap action mechanism 7 described later, and these circuits are switched in synchronization.
- the operation member 6 is formed, for example, by molding an insulating resin material, and includes a generally rectangular pressing portion 61 and a columnar shaft portion 62 erected on the upper surface of the pressing portion 61. Yes.
- the pressing unit 61 presses one end of the second drive body 11 in response to a pressing operation on the operating member 6.
- An accommodation portion 611 that accommodates one end of the second drive body 11 is provided on the lower surface of the pressing portion 61 (not shown in FIG. 2, see FIG. 14).
- the shaft part 62 is arranged with its upper end protruding from the opening 211 of the upper case 21 and accepts a pressing operation. In the vicinity of the upper end portion of the shaft portion 62, a groove portion 621 is formed on the outer periphery thereof.
- FIG. 3 is a perspective view of the lower case 22 to which the support body 4 and the fixed contact 5 are fixed in the switch device 1 according to the first embodiment.
- 4 and 5 are perspective views of the first driving body member 90 included in the switch device 1 according to the first embodiment.
- the connecting member 10 is omitted from the first driving body member 90.
- FIG. 6 is a perspective view of the second driver 11 included in the switch device 1 according to the first embodiment.
- the supports 4 a and 4 b are disposed in the openings 222 a and 222 b of the lower case 22.
- the upper surfaces of the support bodies 4a and 4b are disposed at the same height as the upper surface of the protruding surface 221, and only the protruding portions 42a and 42b protrude above the protruding surface 221.
- the protrusions 42 a and 42 b are arranged side by side along the short side of the lower case 22 with a certain distance therebetween.
- the fixed contact 5a is buried in the support 4a arranged in the lower case 22 in this way.
- the common contact 51a is arranged such that the contact portion 511a protrudes from the upper end portion of the protruding piece 423a.
- a concave portion 513a is formed on the switching contact 52a side near the upper end portion of the protruding piece 423a in the contact portion 511a.
- the concave portion 513a is a portion that accommodates a fulcrum portion 92a of the first driving body 9a described later.
- the insulating piece 424a is provided so as to form the same plane as the sliding contact portion 523a and the sliding contact portion 525a, and the contact portion 83a of the movable contact 8a is smoothly between the sliding contact portion 523a and the sliding contact portion 525a. It can be slid on.
- the protruding piece 422a is provided between the protruding piece 421a and the protruding piece 423a.
- a recess 425a is provided on the side surface of the protruding piece 422a on the protruding piece 423a side (common contact 51a side).
- the concave portion 425a is a portion that accommodates a fulcrum portion 115a of the second driving body 11 to be described later. By accommodating the fulcrum portion 115a of the second drive body 11 in the recess 425a, the protruding piece 422a supports the second drive body 11 so as to be rotatable.
- the recess 425a is provided at a position below the recess 513a provided in the common contact 51a.
- the fixed contact 5b embedded in the support 4b is disposed in the same manner as the fixed contact 5a embedded in the support 4a.
- a concave portion 513b is provided in the contact portion 511b of the common contact 51b protruding from the upper end portion of the protruding piece 423b of the support 4b.
- the protrusion 422b of the support 4b is similarly provided with a recess 425b.
- the roles of the recess 513b and the recess 425b are the same as those of the recess 513a and the recess 425a, respectively.
- the other configurations of the support 4b and the fixed contact 5b are the same as the configurations of the support 4a and the fixed contact 5a.
- the first drive bodies 9a and 9b are generally formed of a conductive plate having a rectangular shape, and are arranged side by side. Protruding pieces 91a and 91b are provided on one end side of the first drive bodies 9a and 9b. The end portions of the projecting pieces 91a and 91b are provided such that the inner portion thereof is shorter than the outer portion, and fulcrum portions 92a and 92b are provided on the end surfaces of the inner portions.
- fulcrum portions 92a and 92b are in contact with the concave portions 513a and 513b provided in the contact portions 511a and 511b described above, and constitute the rotation fulcrums of the first drive bodies 9a and 9b.
- notches 93a and 93b are formed on the side surfaces of the first drive bodies 9a and 9b. These notches 93a and 93b are used when positioning the movable contacts 8a and 8b attached to the lower surfaces of the first drive bodies 9a and 9b.
- Circular protrusions 94a, 94b formed to protrude downward are formed on the side portions of the notches 93a, 93b and between the notches 93a, 93b and the protruding pieces 91a, 91b. (FIG. 4B). These circular protrusions 94a and 94b are used when the movable contacts 8a and 8b are attached to the lower surfaces of the first drive bodies 9a and 9b.
- the circular protrusions 94a and 94b are formed by pressing the first driving bodies 9a and 9b, and concave portions 95a and 95b are provided in corresponding portions on the upper surfaces thereof.
- a reinforcing portion 96 as a reinforcing member that extends to the opposite side to the protruding piece 91b at a position between the first driving body 9a and the side surface portion on the opposite side of the cutout portion 93b of the first driving body 9b. Is provided.
- the distal end of the reinforcing portion 96 extends to a position ahead of contact portions 83a and 83b of movable contacts 8a and 8b described later.
- tip part is provided with the engagement piece 96a which bends below and has a T shape.
- This engagement piece 96a functions as a part of engagement means, and engages with an engagement recess 113 of the second drive body 11 described later.
- a hole 96 b is provided in the vicinity of the base end portion of the reinforcing portion 96.
- the hole 96b is disposed in the center of the first drive bodies 9a and 9b, and one end of the tension spring 12 is attached to the hole 96b.
- the connecting member 10 described later is caused by the biasing force of the tension spring 12. It is possible to prevent the occurrence of deformation, and it is possible to ensure the positional accuracy of the movable contacts 8a and 8b provided in the first drive bodies 9a and 9b.
- a part of the conductor plate constituting the first driving body 9b is used as the reinforcing portion, it is possible to reinforce the connecting member 10 described later without preparing a special member.
- a reinforcement member which reinforces the connection member 10 you may utilize a member different from the 1st drive body 9b.
- the movable contacts 8a and 8b are formed by pressing and bending a thin plate member having elasticity. In the vicinity of the center of the movable contacts 8a and 8b, notches 81a and 81b are provided on one side surface thereof. In addition, circular openings 82a and 82b are provided in the vicinity of the notches 81a and 81b.
- the movable contacts 8a and 8b correspond to the cutout portions 81a and 81b corresponding to the cutout portions 93a and 93b of the first drive bodies 9a and 9b, and circular openings 82a and 82b of the first drive bodies 9a and 9b.
- the protrusions 94a and 94b are positioned on the lower surfaces of the first drive bodies 9a and 9b.
- the movable contacts 8a and 8b are attached to the first drive bodies 9a and 9b by caulking the circular protrusions 94a and 94b. Since the movable contacts 8a and 8b are attached by caulking the first drive bodies 9a and 9b in this way, the first drive bodies 9a and 9b and the movable contacts 8a and 8b are made of different materials.
- the movable contacts 8a and 8b can be made of a material suitable for the movable contact without being limited to the material of the first drive bodies 9a and 9b. In this case, the movable contacts 8a and 8b are provided on the end side opposite to the protruding pieces 91a and 91b of the first drive bodies 9a and 9b.
- the movable contacts 8a and 8b have a pair of U-shaped pieces in a side view, and are clip-shaped connected at the upper ends of the first drive bodies 9a and 9b, on the side opposite to the first drive bodies 9a and 9b.
- Contact portions 83a and 83b are provided at the respective tips. That is, the tip portions of the contact portions 83a and 83b extend above the movable contacts 8a and 8b, and are arranged to face each other with a certain distance therebetween.
- the switching contacts 52a and 52b described above are arranged between the contact portions 83a and 83b.
- the contact portions 83a and 83b are slidable contact portions 523a, 523b, and 525a of the switching contacts 52a and 52b.
- the movable contacts 8a and 8b can be configured such that the lower side portions are opened, when the movable contacts 8a and 8b are assembled to the switch device 1, the contact portions of the switching contacts 52a and 52b and the movable contacts 8a and 8b. It is possible to prevent the contact portions 83a and 83b from being damaged due to contact with 83a and 83b.
- the first driving bodies 9a and 9b arranged in this way are connected so that a part of the first driving bodies 9a and 9b and a part of the reinforcing portion 96 are exposed.
- a member 10 is arranged. That is, as shown in FIG. 5, a part of the end portions of the movable contacts 8a and 8b on the contact portions 83a and 83b side in the first driving bodies 9a and 9b, a part of the protruding pieces 91a and 91b, and a reinforcing portion 96
- the connecting member 10 is disposed in a state where a part of the tip including the engaging piece 96a and a part near the hole 96b are exposed.
- the second driver 11 is formed by machining a metal material, for example. As shown in FIG. 6, the second driver 11 has a generally long shape. One end side of the second driving body 11 is bent upward, and constitutes a pressed portion 111 that receives the pressing force of the operation member 6 at its upper end portion. An opening 112 is provided in a lower portion of the pressed portion 111. The opening 112 is attached to the other end of the tension spring 12 having one end attached to the hole 96b of the reinforcing portion 96 of the first driving body 9b. A part of the other end of the tension spring 12 attached to the opening 112 is locked by a recess 111 a provided in the pressed part 111.
- the second driving body 11 is not limited to a metal material, and may be made of a material having rigidity.
- one end of the tension spring 12 is attached to the hole 96 b of the reinforcing portion 96 exposed from the connecting member 10 in the first driving body member 90.
- the other end of the tension spring 12 is attached to the opening 112 of the second driver 11.
- the second driving body 11 is disposed on the lower side of the first driving body member 90 so as to face the reinforcing portion 96, and a part of the engaging piece 96 a of the reinforcing portion 96 is formed by the engaging recess 113. It is supposed to be housed.
- the engagement piece 96a restricts the downward movement of the one end side of the second drive body 11 and the tension spring 12 restricts the downward movement of the second drive body 11 to the other end side.
- the fulcrum portions 92a and 92b provided on the projecting pieces 91a and 91b of the first drive bodies 9a and 9b are brought into contact with the recesses 513a and 513b of the common contacts 51a and 51b.
- 9 is pushed to the right side against the urging force of the tension spring 12, and the engagement between the engagement piece 96a and the engagement recess 113 is released.
- the protruding pieces 114a and 114b of the second driving body 11 are moved to the concave portions 425a and 425b of the protruding pieces 422a and 422b of the support bodies 4a and 4b.
- the fulcrum portions 115a and 115b of the protruding pieces 114a and 114b of the second driving body 11 are brought into contact with the recesses 425a and 425b of the protruding pieces 422a and 422b of the support bodies 4a and 4b.
- the fulcrum portions 115a and 115b are in contact with the recesses 425a and 425b in this manner, the first drive body member 90 and the second drive body 11 that act on the urging force attracted to each other by the tension spring 12 are applied.
- the snap action mechanism 7 is configured by the first driving body member 90, the second driving body 11, and the tension spring 12 that are assembled to the lower case 22 in this manner.
- FIGS. 11 to 13 are a perspective view and a top view of the lower case 22 in which the snap action mechanism 7 is assembled in the switch device 1 according to the first embodiment, respectively.
- FIG. 13 is a side view of the lower case 22 in which the snap action mechanism 7 is assembled in the switch device 1 according to the first embodiment.
- 13A shows a side surface viewed from the right side shown in FIG. 12
- FIG. 13B shows a side surface viewed from the left side shown in FIG.
- the first driving body member 90 is held in the state of facing upward toward the left side shown in FIG.
- the body 11 is held in a state of facing upward toward the right side shown in FIG.
- the movable contacts 8a and 8b arranged on the lower surface of the first driving body member 90 extend to the upper left side shown in FIGS. 10 and 11, and the contact portions 83a and 83b are slidable on the switching contacts 52a and 52b.
- the contact portions 523a and 523b are in sliding contact. In this case, as shown in FIG.
- the switching contacts 52a and 52b are located more than the arrangement positions of the fulcrum parts 115a and 115b of the second drive body 11 from the arrangement positions of the fulcrum parts 92a and 92b of the first drive body member 90. Since it is arranged at a distant position, the moving distance of the movable contacts 8a and 8b can be increased, so that the contact switching can be easily performed.
- the fixed contacts 5a and 5b (common contacts 51a and 51b and switching contacts 52a and 52b) are arranged in parallel with the lower case 22 at a predetermined interval.
- the first driving body member 90 has the first driving bodies 9a and 9b arranged at positions corresponding to the fixed contacts 5a and 5b, respectively, and the movable contacts 8a and 8b arranged at positions sandwiching the switching contacts 52a and 52b, respectively. Yes.
- the second driving body 11 is disposed below the first driving body member 90 so as to pass through the central portion thereof, and is connected to the hole 96 b provided in the reinforcing portion 96 via the tension spring 12. Has been.
- FIG. 14 is a side sectional view for explaining the internal configuration of the switch device 1 according to the first embodiment.
- protruding walls 213a and 214a that slightly protrude downward are provided at predetermined positions on the inner wall surface (ceiling surface) of the upper case 21. These protruding walls 213a and 214a are provided at positions where the upper ends of the common contacts 51a are accommodated. The protruding walls provided adjacent to the common contacts 51a on the side where the spring load of the tension spring 12 is applied. The wall 214a serves to prevent the common contact 51a from falling down. As described above, since the tip of the common contact 51a is accommodated by the protruding walls 213a and 214a provided on the inner wall surface of the housing, the common contact 51a to which the spring load of the tension spring 12 is always applied is accompanied by the fixing operation of the terminal to the substrate.
- the inner wall surface (ceiling surface) of the upper case 21 is also provided with protruding walls 213b and 214b at positions corresponding to the common contacts 51b.
- the projecting walls 213a and 213b and the projecting walls 214a and 214b are provided. However, only the projecting walls 214a and 214b on the direction side where the spring load of the tension spring 12 is applied may be used.
- a protruding wall 215 is provided on the inner wall surface (ceiling surface) of the upper case 21 at a position closer to the second switching contact 52a than the protruding wall 213a.
- the protruding wall 215 is disposed on the upper side of the connecting member 10 of the first driving body member 90, contacts the upper surface of the connecting member 10, and moves upward of the first driving body member 90 due to the spring load of the tension spring 12. Plays a role in regulating rotation.
- the first driving body member 90 can be rotated within a predetermined range because the first driving body member 90 can be restricted from rotating upward by the contact between the upper surface of the connecting member 10 and the protruding wall 215.
- the protruding wall 215 is provided so as to be positioned between the movable contacts 8a and 8b. However, two protruding walls 215 may be provided at positions corresponding to the movable contacts 8a and 8b, respectively.
- the switch device 1 when a pressing operation is received by the operation member 6 arranged on the pressed portion 111 as described above, the pressed portion 111 is pushed downward. Accordingly, the second drive body 11 rotates in the direction of arrow A with the fulcrum portions 115a and 115b as rotation fulcrums against the urging force of the tension spring 12. On the other hand, when the pressing operation on the operation member 6 is released, the fulcrum portions 115a and 115b are rotated in the direction of the arrow B with the fulcrum portions 115a and 115b as the rotation fulcrums according to the biasing force of the tension spring 12. In this case, the first drive body member 90 is rotated in the directions of arrows C and D with the fulcrum portions 92a and 92b as the rotation fulcrums according to the rotation position of the second drive body 11.
- 15 to 17 are side views for explaining an operation associated with the pressing operation in the switch device 1 according to the first embodiment.
- 15 to 17, the upper case 21, the cover 3, and the operation member 6 are omitted for convenience of explanation.
- the switch device 1 In a state (initial state) where the operation member 6 is not pressed, the switch device 1 is in the state shown in FIGS. 10 and 14, and the movable contacts 8a and 8b are in the state shown in FIGS.
- the contact portions 83a and 83b are in sliding contact with the contact portions 523a and 523b of the switching contacts 52a and 52b interposed therebetween.
- the circuit having the first switching contacts 521a and 521b as the normally closed contacts and the common contacts 51a and 51b is in a conductive state.
- FIG. 15 shows the state of the second driving body 11 immediately before reaching the predetermined limit position.
- the second driving body 11 rotates to a predetermined limit position, the direction of the urging force of the tension spring 12 acting on the first driving body member 90 and the second driving body 11 is reversed, and the first driving body member 90 is reversed. 16 is pulled downward, and as shown in FIG. 16, the first driving body member 90 instantaneously rotates in the direction of arrow C with the fulcrum portions 92a and 92b as rotation fulcrums.
- the contact portions 83a and 83b of the movable contacts 8a and 8b pass through the insulating piece 424b and are in sliding contact with the sliding contact portions 525a and 525b.
- the circuit having the second switching contacts 522a and 522b as the normally open contacts and the common contacts 51a and 51b is switched to a conductive state.
- the movable contacts 8a and 8b are provided on the first driving bodies 9a and 9b connected by the connecting member 10, they slide on the switching contacts 52a and 52b at substantially the same timing.
- the sliding contact portions 525a and 525b come into sliding contact.
- the second driving body 11 rotates to a predetermined limit position, the direction of the urging force of the tension spring 12 acting on the first driving body member 90 and the second driving body 11 is reversed, and the tension spring 12
- the first driving body member 90 is pulled upward, and the first driving body member 90 is instantaneously rotated in the direction of arrow D using the fulcrum portions 92a and 92b as rotation fulcrums (see FIG. 14).
- the contact parts 83a and 83b of the movable contacts 8a and 8b pass through the insulating piece 424b and are in sliding contact with the sliding contact parts 523a and 523b.
- the circuit having the first switching contacts 521a and 521b as the normally closed contacts and the common contacts 51a and 51b is switched to a conductive state. Also in this case, the movable contacts 8a and 8b slide on the switching contacts 52a and 52b at substantially the same timing, and come into sliding contact with the sliding contact portions 523a and 523b.
- the operation member 6 includes the snap action mechanism 7 that drives the first driving body member 90 provided with the movable contacts 8a and 8b. Is pressed to a predetermined limit position, the movable contacts 8a and 8b provided on the integrally connected first drive bodies 9a and 9b can be instantaneously driven by the biasing force of the tension spring 12. Even when a plurality of circuits are switched in synchronization, it is possible to reduce variations in the synchronization timing of circuit switching.
- one end of the tension spring 12 is attached to the hole 96b provided in the reinforcing portion 96 exposed from the coupling member 10, and the coupling member 10 is deformed by the urging force of the tension spring 12. Therefore, the position accuracy of the movable contacts 8a and 8b provided in the integrally connected first drive bodies 9a and 9b is ensured, and a plurality of circuits are switched at an appropriate timing. Is possible.
- the mounting portions of the movable contacts 8a and 8b with respect to the first drive bodies 9a and 9b are embedded in the connecting member 10, and the movable contacts 8a and 8b are firmly attached to the first drive body. Since it is fixed to 9a, 9b, it is possible to prevent the movable contacts 8a, 8b from being detached or displaced, and the movable contacts 8a, 8b provided in the integrally connected first driving bodies 9a, 9b. Thus, it is possible to switch the plurality of circuits at an appropriate timing while ensuring the positional accuracy.
- the tension spring 12 is attached to the second drive body 11 at a position between the first drive body 9a and the first drive body 9b, the first drive body. Since the movable contacts 8a and 8b provided on 9a and 9b can be driven by the urging force of the same tension spring 12, variations in the synchronization timing of circuit switching can be further reduced.
- FIG. 19 is an exploded perspective view of the switch device 100 according to Embodiment 2 of the present invention.
- the switch device 100 according to the second embodiment is similar to the switch device 1 according to the first embodiment in that the housing 2, the cover 3, the support 4, the fixed contact 5, the operation member 6, and the snap.
- An action mechanism 7 is provided.
- FIG. 20 is a perspective view of the lower case 22 to which the support body 4 and the fixed contact 5 are fixed in the switch device 100 according to the second embodiment.
- 21 and 22 are perspective views of the first driving body member 90 included in the switch device 100 according to the second embodiment.
- the connecting member 10 is omitted from the first driving body member 90.
- FIG. 23 is a perspective view of the second driver 11 included in the switch device 100 according to the second embodiment. 20 to 23, the same reference numerals are given to the same components as those shown in FIGS. 3 to 6, and the description thereof is omitted.
- support sections 426a and 426b that support the first placement section of the second driver 11 described later on the protruding pieces 423a and 423b, respectively. Is different from the support bodies 4a and 4b according to the first embodiment. Moreover, it differs from the support bodies 4a and 4b which concern on Embodiment 1 by the upper surface of protrusion piece 422a, 422b functioning as a support part which supports the 2nd mounting part of the 2nd drive body 11 mentioned later.
- support wall portions 427a and 427b that support the lower surface of the connecting member 10 of the first drive member 90 when the snap action mechanism 7 is assembled are provided on the outer side (side side) of the protruding pieces 422a and 422b. Thus, it is different from the supports 4a and 4b according to the first embodiment.
- These support wall portions 427 a and 427 b serve to guide guide portions 10 c and 10 d of the connecting member 10 to be described later when the snap action mechanism 7 is assembled, and the first driver member 90 due to the spring load of the tension spring 12. It plays the role which regulates the rotation to the lower side.
- the first drive body member 90 can be restricted from rotating downward by the contact between the lower surface of the connecting member 10 and the support wall portions 427a and 427b.
- the snap action is provided on the side surface of the sliding contact portions 525a, 525b exposed from the protruding pieces 421a, 421b to the protruding pieces 422a, 422b side.
- the sliding contact portions 525a, 525a according to the first embodiment are provided in that recesses 527a, 527b are provided as receiving portions for accommodating the tip portions of the fulcrum portions 115a, 115b of the second drive body 11 when the mechanism 7 is assembled. Different from 525b.
- the reinforcing piece 96 is not provided with the engagement piece 96a, and the tip portion thereof is a movable contact.
- the first drive body member 90 according to the first embodiment is different from the first drive body member 90 according to the first embodiment in that the contact portions 83a and 83b of the 8a and 8b extend to the same position.
- the first driving bodies 9a and 9b according to the second embodiment have differences from the first driving bodies 9a and 9b according to the first embodiment, such as the shapes of the cutout portions 93a and 93b. It is not a substantial difference.
- FIG. 22 It differs from the 1st drive body member 90 which concerns on Embodiment 1 by the point by which piece 10a, 10b is provided.
- these contact pieces 10a and 10b play a role of restricting the rotation by the spring load of the tension spring 12 by contacting the contact portions 511a and 511b of the common contacts 51a and 51b.
- the rotation of the first drive member 90 is restricted by the contact between the contact pieces 10a and 10b of the first drive member 90 and the common contacts 51a and 51b. Therefore, the first drive member 90 and the second drive body 11 can be held in a stable state during the assembly work, and the work efficiency of the assembly work can be improved.
- a guide portion is provided on the lower surface of the end portion on the contact portion 83a, 83b side of the movable contact 8a, 8b in the connecting member 10. It differs from the 1st drive body member 90 which concerns on Embodiment 1 in the point provided with 10c, 10d.
- these guide portions 10 c and 10 d are in sliding contact with the support wall portions 427 a and 427 b and play a role of guiding the first driving body member 90.
- the protrusion parts 114a and 114b of the 2nd drive body 11 have the shape bent at the side edge part
- the first driving body member 90 according to the first embodiment is different from the first driving body member 90 according to the first embodiment in that fulcrum portions 115a and 115b are provided at the ends of the bent portions. Between these fulcrum portions 115a and 115b and the main body portion of the second driving body 11, certain space portions 116a and 116b are formed. These space portions 116a and 116b serve to accommodate the contact portions 83a and 83b inside the movable contacts 8a and 8b when the snap action mechanism 7 is assembled.
- a part of the protrusions 114a and 114b functions as a second placement part of the second drive body 11 when the snap action mechanism 7 is assembled.
- the fulcrum portions 115a and 115b are formed in a part of the second placement portion for allowing the second drive body 11 to be placed.
- the second mounting portion can be provided with functions as the fulcrum portions 115a and 115b, and the configuration of the second driver 11 can be simplified.
- the engagement recess 113 is not provided in the second drive body 11, and the contact piece 117 protruding downward instead of the engagement recess 113.
- the abutting piece 117 serves as a rotation restricting portion that restricts the rotation of the tension spring 12 by the spring load when the snap action mechanism 7 is assembled to the lower case 22 of the housing 2.
- the rotation of the second drive body 11 can be restricted by the contact between the contact piece 117 of the second drive body 11 and the lower case 22, so that the assembly work can be performed. In the process, the first driving body member 90 and the second driving body 11 can be held in a stable state, and the work efficiency of the assembly work can be improved.
- projecting pieces 118 a and 118 b projecting sideways are provided in the vicinity of the opening 112 of the second drive body 11. These protruding pieces 118 a and 118 b have a shape that protrudes slightly to the side of the pressed portion 111, and function as the first placement portion of the second drive body 11.
- the mounting portion is configured by the first mounting portion on the common contacts 51a and 51b side and the second mounting portion on the switching contacts 52a and 52b side.
- the second drive body 11 can be slid stably while maintaining the state in which the second drive body 11 is supported on the upper surfaces of the support portions 426a and 426b of the bodies 4a and 4b and the protruding pieces 422a and 422b. It becomes possible.
- the first driving body member 90 and the second driving body 11 having such differences from the first embodiment are assembled to the lower case 22 in the state shown in FIG.
- the snap action mechanism is configured to be assembled.
- the first driving body member 90 and the second driving body 11 are each assembled to the lower case 22, and these are integrated and then assembled to the lower case 22. This is different from the switch device 1 according to FIG.
- the second drive body 11 is mounted on the support bodies 4a and 4b. And the first driving body member 90 is placed.
- the protruding pieces 114a and 114b that function as the second mounting portion are mounted on the upper surfaces of the protruding pieces 422a and 422b, and the protruding piece that functions as the first mounting portion.
- 118a and 118b are placed on the upper surfaces of the support portions 426a and 426b.
- the first drive body member 90 is placed in parallel to the second drive body 11 placed on the lower case 22 in this way.
- the first driving body member 90 is disposed in a state where the fulcrum portions 92a and 92b are accommodated in the recesses 513a and 513b formed in the common contacts 51a and 51b, and the guide portions 10c and 10d are the support portions. It is the state arrange
- the tension spring 12 is attached to the first driving body member 90 and the second driving body 11 arranged in this way. Specifically, one end of the tension spring 12 is locked in the hole 96 b of the reinforcing member 96 constituting the first drive body member 90, while the other end of the tension spring 12 is connected to the opening 112 of the second drive body 11. It is attached to be locked. In this case, the tension spring 12 is attached from the upper side of the first driving body member 90 that is superimposed on the second driving body 11. That is, since the tension spring 12 is attached in a state where the first driving body member 90 and the second driving body 11 are made parallel to each other, the tension spring 12 is attached without preparing a jig or the like for holding them in a predetermined state. Therefore, the work efficiency of the assembly work of the snap action mechanism 7 can be improved. Note that FIG. 24 shows a state before the tension spring 24 is attached.
- the first driving body member 90 is pulled downward while being pressed downward by hand as shown in FIG.
- the second driving body 11 is pushed against the urging force of the spring 12 in the common contacts 51a and 51b side, that is, in the direction of arrow E shown in the figure.
- the first driving body member 90 maintains the state shown in FIG. 24 and only the second driving body 11 moves. .
- the left side portion of the first driving body member 90 is lifted by the urging force of the tension spring 12.
- the first driving body member 90 has contact pieces 10a, 10b provided on the upper surface of the connecting member 10 that contact the contact portions 511a, 511b of the common contacts 51a, 51b. It is lifted to the position where it comes into contact, and stops at the position where it comes into contact.
- the second driving body 11 is in a state where the abutting piece 117 is in contact with the lower surface of the lower case 22 and restricts further rotation of the second driving body 11. ing.
- the rotation of the first drive body member 90 is restricted by the contact pieces 10a and 10b, and the rotation of the second drive body 11 is restricted by the contact piece 117, and the first drive is performed during the assembly work process.
- the body member 90 and the second drive body 11 can be held in a stable state.
- the first drive body member 90 is in a state in which the left side end portion slightly extends upward.
- the first driving body member 90 When the first driving body member 90 is in the state shown in FIG. 27, the first driving body member 90 and the second driving body 11 on which the urging force attracting each other is applied by the tension spring 12 respectively contact the recesses 513a and 513b.
- the fulcrum portions 92a and 92b that are in contact with each other and the fulcrum portions 115a and 115b that are in contact with the recesses 425a and 425b are rotatably held.
- the snap action mechanism 7 is configured by the first drive body member 90, the second drive body 11, and the tension spring 12 in a state assembled to the lower case 22 in this manner. It has become.
- the second driving body 11 and the first driving body member 90 are placed on the supports 4a and 4b and pulled on both.
- the first driver member 90 and the second driver member 90 are positioned at predetermined positions of the housing 2 only by placing the fulcrum portions 115a and 115b of the second driver 11 in the recesses 425a and 425b of the protruding pieces 422a and 422b. Since the drive body 11 can be assembled, the snap action mechanism 7 can be easily assembled without requiring complicated work.
- the first driving body member 90 is held in the state of facing upward toward the left side shown in FIG.
- the body 11 is held in a state of facing upward toward the right side shown in FIG.
- the movable contacts 8a and 8b arranged on the lower surface of the first driving body member 90 extend to the upper left side shown in FIGS. 27 and 28, and the contact portions 83a and 83b are slidable on the switching contacts 52a and 52b.
- the contact portions 523a and 523b are in sliding contact.
- the fixed contacts 5a and 5b (common contacts 51a and 51b and switching contacts 52a and 52b) are arranged in parallel on the lower case 22 with a predetermined interval.
- the first driving body member 90 has the first driving bodies 9a and 9b arranged at positions corresponding to the fixed contacts 5a and 5b, respectively, and the movable contacts 8a and 8b arranged at positions sandwiching the switching contacts 52a and 52b, respectively. Yes.
- the second driving body 11 is disposed below the first driving body member 90 so as to pass through the central portion thereof, and is connected to the hole 96 b provided in the reinforcing portion 96 via the tension spring 12. Has been.
- 32 and 33 are side views for explaining an operation associated with the pressing operation in the switch device 100 according to the second embodiment.
- 32 and 33, the upper case 21, the cover 3, and the operation member 6 are omitted for convenience of explanation.
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Abstract
Description
以下、本発明の実施の形態1について添付図面を参照して詳細に説明する。
図1は、本発明の実施の形態1に係るスイッチ装置1の外観を示す斜視図である。図2は、実施の形態1に係るスイッチ装置1の分解斜視図である。図1に示すように、実施の形態1に係るスイッチ装置1は、箱状のハウジング2の上面の一部から後述する操作部材6の一部を突出させ、当該突出部分で操作者等からの押圧操作を受け付けるように構成されている。ハウジング2から突出した操作部材6の一部には、ハウジング2内への埃や水等の異物の侵入を防止するためのカバー3が取り付けられている。
図19は、本発明の実施の形態2に係るスイッチ装置100の分解斜視図である。なお、図19に示すスイッチ装置100において、実施の形態1に係るスイッチ装置1と共通する構成については、同一の符号を付与し、その説明を省略する。図19に示すように、実施の形態2に係るスイッチ装置100は、実施の形態1に係るスイッチ装置1と同様に、ハウジング2、カバー3、支持体4、固定接点5、操作部材6及びスナップアクション機構7を備えている。
Claims (19)
- 収納部を有するハウジングと、押圧操作を受け付ける操作部材と、前記収納部内に所定間隔を有して並設された複数の固定接点と、前記固定接点と摺接する接点部を有する複数の可動接点と、前記操作部材が所定位置まで押圧された場合に前記可動接点を駆動するスナップアクション機構とを備え、
前記スナップアクション機構は、一端側に前記可動接点が設けられる一方、他端側に回動支点を構成する支点部が形成された複数の第1駆動体と、一端側に前記操作部材により押圧される被押圧部が形成される一方、他端側に回動支点を構成する支点部が形成された第2駆動体と、連結部材により前記複数の第1駆動体を一体的に連結した第1駆動体部材の一部と前記第2駆動体の一部とに両端部が取り付けられた引っ張りばねとを有することを特徴とするスイッチ装置。 - 前記連結部材に補強部材を一部露出させた状態で埋設し、当該補強部材の露出部分に前記引っ張りばねの一端を取り付けたことを特徴とする請求項1記載のスイッチ装置。
- 前記第1駆動体は、前記支点部が形成された導体板と、この導体板に取り付けられる前記可動接点とを備え、前記導体板に対する前記可動接点の取付部分が前記連結部材に埋設されることを特徴とする請求項2記載のスイッチ装置。
- 前記導体板の一部で前記補強部材を構成したことを特徴とする請求項3記載のスイッチ装置。
- 前記導体板と前記可動接点とは別材料からなり、前記導体板の材料は前記可動接点の材料よりも剛性が高くなっていることを特徴とする請求項3記載のスイッチ装置。
- 前記可動接点の一対の片は、前記第1駆動体側において連結されるとともに、前記第1駆動体と反対側における先端にそれぞれ接点部が設けられており、前記可動接点の一対の片の接点部が設けられている部分は、上方側に延出して対向配置されていることを特徴とする請求項1から請求項5のいずれかに記載のスイッチ装置。
- 前記引っ張りばねは、隣り合う前記第1駆動体の間の位置で、前記第1駆動体部材の一部と前記第2駆動体の一部とに取り付けられることを特徴とする請求項1から請求項6のいずれかに記載のスイッチ装置。
- 前記第1駆動体部材の一部及び前記第2駆動体の一部に、前記引っ張りばねの付勢力に応じて係合して当該第1駆動体部材及び前記第2駆動体を一体化させる係合手段を設けたことを特徴とする請求項1から請求項7のいずれかに記載のスイッチ装置。
- 前記収納部内で立設された前記固定接点のコモン接点の前記引っ張りばねのばね荷重が加わる方向側に、当該コモン接点の先端と隣接して対向する突出壁を前記ハウジングの内壁面に設けたことを特徴とする請求項1から請求項8のいずれかに記載のスイッチ装置。
- 前記固定接点は、前記第1駆動体の支点部の配置位置からの前記第2駆動体の支点部の配置位置よりも遠い位置に配置されていることを特徴とする請求項1から請求項9のいずれかに記載のスイッチ装置。
- 前記第1駆動体部材の前記連結部材の下面と前記支持体とが当接して、前記引っ張りばねのばね荷重による前記第1駆動体部材の下方向への回動が規制されることを特徴とする請求項1から請求項10のいずれかに記載のスイッチ装置。
- 前記第1駆動体部材の前記連結部材の上面と前記ハウジングとが当接して前記引っ張りばねのばね荷重による前記第1駆動体部材の上方向への回動が規制されることを特徴とする請求項1から請求項11のいずれかに記載のスイッチ装置。
- 前記第2駆動体には、組立て作業時に前記ハウジングに設けられた支持部の上に戴置可能とするための戴置部が設けられており、前記戴置部の一部の端部に前記支点部が形成されていることを特徴とする請求項1記載のスイッチ装置。
- 前記固定接点の切換接点には、組立て作業時に前記第2駆動体の前記支点部の配置を許容する許容部が設けられていることを特徴とする請求項13記載のスイッチ装置。
- 前記戴置部は、前記固定接点のコモン接点側の第1戴置部と、前記固定接点の切換接点側の第2戴置部とからなり、前記コモン接点から前記切換接点に向けての方向において前記第1戴置部よりも前記第2戴置部の方が長く形成されていることを特徴とする請求項13又は請求項14記載のスイッチ装置。
- 前記第1駆動体部材には、組立作業時に、前記引っ張りばねのばね荷重による回動を前記固定接点のコモン接点と当接して規制する回動規制部が設けられ、前記第2駆動体には、組立作業時に、前記引っ張りばねのばね荷重による回動を前記ハウジングと当接して規制する回動規制部が設けられていることを特徴とする請求項13から請求項15のいずれかに記載のスイッチ装置。
- 固定接点が設けられたハウジングに、固定接点に対する所定の位置に第2駆動体を前記ハウジング上に戴置し、前記第2駆動体上に第1駆動体を戴置し、前記第1駆動体の一部と前記第2駆動体の一部との間に引っ張りばねを取り付けて、前記第2駆動体を一方側に向けて押し込んで、他方側に設けられている前記第2駆動体の支点部を前記ハウジングの凹部に配置させて、前記引っ張りばねのばね荷重により前記ハウジングの所定の位置に組み付けることを特徴とするスナップアクション機構の組立て方法。
- 前記第1駆動体の一部が前記固定接点のコモン接点に当接することで前記引っ張りばねのばね荷重による回動を規制するとともに、前記第2駆動体の一部が前記ハウジングに当接することで前記引っ張りばねのばね荷重による回動を規制することを特徴とする請求項17記載のスナップアクション機構の組立て方法。
- 前記第1駆動体が前記第2駆動体に対して平行に戴置された状態で前記引っ張りばねが取り付けられることを特徴とする請求項17又は請求項18記載のスナップアクション機構の組立て方法。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP09814658.2A EP2346057B1 (en) | 2008-09-22 | 2009-09-18 | Switching device and method for assembling a snap action mechanism |
CN200980134708.3A CN102144271B (zh) | 2008-09-22 | 2009-09-18 | 开关装置 |
KR1020117004970A KR101174681B1 (ko) | 2008-09-22 | 2009-09-18 | 스위치 장치 및 스냅 액션 기구의 조립 방법 |
JP2010529801A JP5006971B2 (ja) | 2008-09-22 | 2009-09-18 | スイッチ装置及びスナップアクション機構の組立て方法 |
US13/040,169 US8633412B2 (en) | 2008-09-22 | 2011-03-03 | Switch device and method of assembling snap action mechanism |
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JP2008-243271 | 2008-09-22 | ||
JP2008243271 | 2008-09-22 | ||
JP2009-181519 | 2009-08-04 | ||
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US13/040,169 Continuation US8633412B2 (en) | 2008-09-22 | 2011-03-03 | Switch device and method of assembling snap action mechanism |
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WO2010032814A1 true WO2010032814A1 (ja) | 2010-03-25 |
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PCT/JP2009/066345 WO2010032814A1 (ja) | 2008-09-22 | 2009-09-18 | スイッチ装置及びスナップアクション機構の組立て方法 |
Country Status (6)
Country | Link |
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US (1) | US8633412B2 (ja) |
EP (2) | EP2346057B1 (ja) |
JP (1) | JP5006971B2 (ja) |
KR (1) | KR101174681B1 (ja) |
CN (2) | CN102144271B (ja) |
WO (1) | WO2010032814A1 (ja) |
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EP2629311A1 (en) * | 2010-10-12 | 2013-08-21 | Omron Corporation | Switch |
JP2020149806A (ja) * | 2019-03-12 | 2020-09-17 | 台湾華傑股▲フン▼有限公司 | 導通切換機構 |
WO2022102707A1 (ja) * | 2020-11-13 | 2022-05-19 | Idec株式会社 | マイクロスイッチ |
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JP5006971B2 (ja) * | 2008-09-22 | 2012-08-22 | アルプス電気株式会社 | スイッチ装置及びスナップアクション機構の組立て方法 |
DE102011016945B4 (de) * | 2011-03-22 | 2013-03-07 | Methode Electronics Malta Ltd. | Schaltvorrichtung |
DE102011056333A1 (de) * | 2011-12-13 | 2013-06-13 | Methode Electronics Malta Ltd. | Elektrischer Schalter |
TWI503855B (zh) * | 2013-07-05 | 2015-10-11 | Timotion Technology Co Ltd | 極限開關及具有該開關之線性致動器 |
EP2846341A1 (en) * | 2013-09-06 | 2015-03-11 | Defond Components Limited | Electrical Switch |
JP6282202B2 (ja) * | 2014-09-10 | 2018-02-21 | アルプス電気株式会社 | 切換え装置 |
EP3166121B1 (en) | 2015-11-03 | 2019-03-27 | C&K Components SAS | Electrical pushbutton switch |
TWI607476B (zh) * | 2016-02-03 | 2017-12-01 | 達方電子股份有限公司 | 按鍵結構 |
JP6662537B2 (ja) * | 2016-07-22 | 2020-03-11 | アルプスアルパイン株式会社 | スイッチ装置及び該スイッチ装置の製造方法 |
US10304643B1 (en) | 2018-02-28 | 2019-05-28 | CoActive Technologies, LLC | Single-pole, single-throw detect switch |
CN112088414B (zh) * | 2018-05-29 | 2023-05-23 | 阿尔卑斯阿尔派株式会社 | 开关装置 |
TWI698895B (zh) | 2018-11-16 | 2020-07-11 | 台灣華傑股份有限公司 | 導通切換機構 |
JP7327033B2 (ja) | 2019-09-19 | 2023-08-16 | オムロン株式会社 | スイッチ及び操作装置 |
USD962874S1 (en) * | 2019-11-25 | 2022-09-06 | Hitachi Energy Switzerland Ag | Electrical switch |
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WO2022102707A1 (ja) * | 2020-11-13 | 2022-05-19 | Idec株式会社 | マイクロスイッチ |
Also Published As
Publication number | Publication date |
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JP5006971B2 (ja) | 2012-08-22 |
CN201570403U (zh) | 2010-09-01 |
EP2346057B1 (en) | 2014-03-05 |
EP2738782A1 (en) | 2014-06-04 |
US8633412B2 (en) | 2014-01-21 |
EP2738782B1 (en) | 2017-06-14 |
JPWO2010032814A1 (ja) | 2012-02-16 |
KR101174681B1 (ko) | 2012-08-16 |
US20110147186A1 (en) | 2011-06-23 |
EP2346057A1 (en) | 2011-07-20 |
KR20110038726A (ko) | 2011-04-14 |
EP2346057A4 (en) | 2013-01-23 |
CN102144271B (zh) | 2014-01-08 |
CN102144271A (zh) | 2011-08-03 |
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