CN1117198A - Switch device having self-reset function - Google Patents

Switch device having self-reset function Download PDF

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Publication number
CN1117198A
CN1117198A CN95105382A CN95105382A CN1117198A CN 1117198 A CN1117198 A CN 1117198A CN 95105382 A CN95105382 A CN 95105382A CN 95105382 A CN95105382 A CN 95105382A CN 1117198 A CN1117198 A CN 1117198A
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CN
China
Prior art keywords
moving cam
solenoid
cam
tongue pin
auto
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Granted
Application number
CN95105382A
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Chinese (zh)
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CN1037641C (en
Inventor
武田昌之
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Alps Alpine Co Ltd
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Alps Electric Co Ltd
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Publication of CN1117198A publication Critical patent/CN1117198A/en
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Publication of CN1037641C publication Critical patent/CN1037641C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/50Switches 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
    • H01H13/56Switches 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 the contact returning to its original state upon the next application of operating force
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/50Switches 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
    • H01H13/56Switches 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 the contact returning to its original state upon the next application of operating force
    • H01H13/562Switches 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 the contact returning to its original state upon the next application of operating force making use of a heart shaped cam
    • H01H13/568Switches 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 the contact returning to its original state upon the next application of operating force making use of a heart shaped cam the contact also returning by some external action, e.g. interlocking, protection, remote control

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  • Push-Button Switches (AREA)

Abstract

To provide a switch device having a self resetting function, capable of miniaturizing and thin forming a switch device total unit, attaining reducing a cost, improving also reliability, and capable of effectively utilizing space when built in a set by a customer. A solenoid is juxtaposed in one side surface of an AC switch part, and a drive cam, with the one end part driven by this solenoid, is turnably journalled to a frame of the AC switch part, also to provide a mountain-shaped sloped surface in the other point end part of the drive cam. By turning the drive cam, its sloped surface comes into contact with a single pin, positioned in a lock cam stop part, from the lengthwise direction orthogonal to a direction of moving the single pin, and by the sloped surface of the drive cam, the single pin is laterally moved so as to be dislocated from the lock cam stop part.

Description

Switch with auto-reset function
The present invention relates to a kind of switching device, this switching device is suitable for mainly as the pushing-type switch in the mains switch of television set, monitor etc., and have from economize can and safety point of view is desired the automatically reset function of (automatic disconnection).More particularly, the present invention relates to the structure that the pushing-type switch interrupts is opened part (auto-cutout mechanism).
Figure 11 to 13 shows the structure of the ordinary tap device with (auto-cutout) function that automatically resets and the formation of release mechanism.Figure 11 (a) and 11 (b) are respectively plane graph and the front views with switching device of auto-reset function; Figure 12 is the sketch of the internal structure of this switching device; And Figure 13 is the sketch similar with Figure 12, but what describe is the structure of removing sliding part.
As depicted, this switching device has solenoid 1, lever 2, chipware 3, supporting point 4, tongue pin 5, projection 6, heart-shaped cam 7, iron core 8, coil spring 9, framework 10, sliding part 11, solenoid portion A, AC switch B and DC switch C.
In this class auto-cutout switch, when advancing sliding part 11, tongue pin 5 is locked in predetermined propelling position by the bonding part of heart-shaped cam 7, therefore keeps sliding part 11 to be in advanced state.Similarly, AC switch B and DC switch C remain on on-state.The disconnecting mechanism that describes below is used for making this switch to discharge from this on-state.
Solenoid 1 is arranged on the rear portion of conventional turn-off switchgear, is used for attracting to engage the lever 2 of (along the direction of arrow a) with solenoid, so that make the supporting point 4 of lever 2 on housing 3 rotate (along the direction of arrow b).Meanwhile, projection 6 is swing in the direction of arrow C, oppresses the tongue pin 5 that places the switch front portion by projection 6, so that tongue pin 5 comes from the state release of being pinned by heart-shaped cam 7.
In the auto-cutout switching device of routine, will disconnect lever 2 by coil spring 9 (or leaf spring) and remain on normal position (shown in Figure 12) and return lever 2 (chipware 8) is drawn onto above-mentioned normal position by solenoid 1.
Yet the above-mentioned ordinary tap with auto-reset function is with following problems:
(1) because use large-scale solenoid 1, this solenoid is placed in the rear portion of this switching device, so that the overall size of this switching device on height and thickness both direction be big, and the unit of cooperation with it can not be reduced on total size or thickness.Because the size of solenoid 1 is big, make the manufacturing cost height of this switching device;
(2) housing of floatless switch A, B and solenoid 1 also is big therein.For the intensity of the housing 3 that obtains requiring, the thickness that constitutes the plastic material of housing 3 also must increase, and therefore, must duty factor partly must reduce;
(3) in the structure of ordinary tap device, the side of tongue pin 5 is subjected to the compressing of lever 2, and tongue pin 5 is discharged from the pinning state, and therefore, lever 2 is parked in the position outside tongue pin 5 movings range.In view of the above, must adjust lever 2 and have big shift motion, thus the size of increase solenoid 1 (because in order to oppress tongue pin 5, lever 2 must have certain strength (attraction)).If do like this, (1) will go wrong.
Therefore, consider that the problems referred to above just exist always from usage space (size of this switching device) and manufacturing cost aspect.
Have, in above-mentioned conventional equipment, coil spring 9 is settled in this switching device by this way again, i.e. an end of fixed coil spring at first, and the fixing other end then, simultaneously, at first Gu Ding that end remains unchanged and does not come off.Therefore, adjust the operation that coil spring 9 needs trouble.
First purpose of the present invention is to provide a kind of switching device with auto-reset function, and it is designed to: total size and thickness are smaller, and have reduced manufacturing cost; Has improved reliability; And, make in its equipment that can be placed in the user by effectively utilizing space wherein.
Second purpose of the present invention is to provide a kind of switching device that has from reset function, wherein improved this device that spring part is installed, thereby improved packaging efficiency, and the metal wire spring of wherein installing is not easy to come off.
The 3rd purpose of the present invention, be to provide a kind of switching device that has from reset function, and it is designed to reduce number of parts and has reduced manufacturing cost, but do not reduce original operation performance of as switch and under "on" position solenoidal break function, even can not provide and make the spring part that is resetted by moving cam.
In order to reach first purpose, according to the present invention, a kind of switching device with auto-reset function is provided, auto-reset function is meant by power-actuated by moving cam by solenoidal attraction, make the tongue pin motion that partly engages with the pinning cam engagement, thereby realize its disconnection.This switching device comprises first device of settling by this way, be that solenoid is on a side of switch body, one end being rotatably supported in by moving cam on the frame unit of switch body by solenoid-activated, the inclined plane that forms the V-shape shape is being arranged by the other end of moving cam, and by the rotation of moving cam, make inclined plane along perpendicular to the length direction of the tongue pin direction of motion be positioned at the pinning cam engagement and partly contact, so that make the tongue pin do transverse movement by this inclined plane, so that the tongue pin is partly thrown off from pinning cam engagement.
In order to reach second purpose, according to the present invention, provide a kind of switching device with auto-reset function, auto-reset function is meant by solenoidal attraction is power-actuated and is turned back to initial position by moving cam.This switching device comprises second device of settling by this way, be that resetting device is made of the metal wire spring bending, V-arrangement normally, and forming unci with V or U-shaped at its opposite end, unci is by being held regularly by the bonding part of moving cam and the bonding part that is fixed with solenoidal frame unit.
In order to reach the 3rd purpose, according to the present invention, provide a kind of switching device with auto-reset function, auto-reset function is meant by solenoidal attraction is power-actuated and is turned back to initial position by moving cam.This switching device has the 3rd device of settling by this way, being resetting device is made of tongue pin that partly engages with the pinning cam engagement of switch body and the inclined plane that forms, thus drive by the motion of tongue pin by the end of moving cam on be formed with the shape of V shape.
In above-mentioned first device, do not pinned by moving cam along the direction of motion of tongue pin, therefore can reduce by the movement travel of moving cam.Thereby, do not need big solenoid attraction, and just can reduce solenoidal size.
In above-mentioned second device, this device that spring part is installed is improved, thereby this switching device can be assembled under the efficient that improves.In addition, the metal wire spring of installation is not easy to come off.
The structure of above-mentioned the 3rd device is such, promptly when being attracted by solenoid by moving cam and not resetting, the tongue pin moves by the strength of utilizing the back-moving spring on the switch body, therefore, the tongue pin is being contacted with an inclined plane by the end of moving cam, and promotes by moving cam backward.Therefore, even spring part (be used for making by moving cam and reset) is not provided, the break function that also can finish original switching manipulation and when solenoid is switched on, require.
Fig. 1 is the perspective view of whole appearance that has the switching device of auto-reset function according to embodiments of the invention;
Fig. 2 (a), 2 (b) and 2 (c) are respectively plane graph, left side view and the front views of switching device of the present invention shown in Figure 1;
Fig. 3 is the upward view of Fig. 2 (a);
Fig. 4 is the skeleton diagram of the motivating solenoid state of switching device of the present invention shown in Figure 1;
Fig. 5 is the skeleton diagram of the normal condition of switching device of the present invention shown in Figure 1;
Fig. 6 (a) and 6 (b) are that the locked position and the tongue pin of tongue pin in the expression switching device of the present invention shown in Figure 1 discharges back to back position, back skeleton diagram;
Fig. 7 (a) and 7 (b) are the slip reseting procedure state of expression switching device of the present invention shown in Figure 1 and the skeleton diagram of slip reset position (disengaged position);
Fig. 8 is the skeleton diagram of switching device slip progradation state of the present invention shown in Figure 1;
Fig. 9 is the sketch of the metal wire spring of switching device of the present invention shown in Figure 1;
Figure 10 (a), 10 (b) and 10 (c) are the sketches that the metal wire spring process is installed in the switching device of the present invention shown in the presentation graphs 1;
Figure 11 (a) and 11 (b) are respectively plane graph and the right side views with ordinary tap device of auto-reset function;
Figure 12 is the sketch in the internal structure of the ordinary tap device shown in Figure 11 (a) and 11 (b); With
Figure 13 is the sketch that is similar to Figure 12, depicts the structure of removing sliding part.
Most preferred embodiment of the present invention is described below with reference to accompanying drawings.
Fig. 1 to 10 has described the switching device with auto-reset function according to embodiments of the invention.
As depicted, switching device of the present invention have frame unit 20, sliding part 21, solenoid 22, by moving cam 23 and tongue pin 27.Sliding part 21 has the heart-shaped cam part 29 that comprises pinning cam engagement part 30.Had end 24, inclined plane 25a and 25b and projection 26 (bolsters) by moving cam 23.Tongue pin 27 has bolster 27a and operating side 27b.This switching device also has metal wire spring 31, iron core 32, AC switch element 33, DC switch element 34 and solenoid unit 35.Had bonding part 36 by moving cam 36.Frame unit 20 has bonding part 37.Metal wire spring 31 has the unci that is generally V or U-shaped 38 that forms in its opposite end.
Frame unit 20 forms by pressed metal plate (77A).This frame unit covers AC switch element 33 and solenoid unit 35, and these unit are connected is an integral body.
Sliding part 21 can slide left and to the right as Fig. 4 illustrates.When advancing sliding part 21, the switch (not shown) that is provided in AC switch element 33 and the DC switch element 34 is opened.Sliding part 21 is promoted along initial position (leftmost position of sliding part 21) direction by the spring part (not shown).When sliding part 21 during at this initial position, the switch of AC switch element 33 and DC switch element 34 is in closed condition.By this way, preferably as the mode among Fig. 6 (a) and 6 (b), form heart-shaped cam part 29 on sliding part 21, promptly recess 29a is formed in the upper surface of sliding part 21, and pins central authorities' formation jut of cam engagement part 30 29a outside recessed.The operating side 27b of tongue pin 27 pinning cam engagement part in present embodiment 30 in recess is done motion counterclockwise.The operating side 27b of tongue pin 27 partly engages with pinning cam engagement, so that pin the sliding part 21 under the advanced state, as described in following.
Tongue pin 27 is by along relative direction, vertically the opposed end of crooked pole and constituting.An end wherein form bolster 27a as mentioned above, and the other end forms operating side 27b as mentioned above.Tongue pin bolster 27a inserts in the hole that forms on said frame part or the housing.Therefore, tongue pin operating side 27b can swing on tongue pin bolster 27a.
Solenoid 22 is supported by frame unit 20, is in the state on the side that is installed to AC switch element 33.Driven by solenoid 22 by moving cam 23, and axially be bearing on the frame unit 20, so that can on its jut 26, rotate.
Jut 26 is by the central authorities of moving cam 26, and from overhanging by moving cam 26, and rotatably support in the hole 20a that forms on frame unit 20.There are an end and the least significant end of the iron core 32 of solenoid 22 partly to join to merge by moving cam 23 and are connected on it.When iron core 32 is driven by the solenoid 22 that encourages, by be applied to the power on the iron core 32 by connection, on its jut 26, rotated by moving cam 23.Placed by the other end of moving cam 23 sliding part 21 heart-shaped cam 29 near, and by the respective end 24 of moving cam 23, have the inclined plane 25a and the 25b that form the V-shape shape.These parts by moving cam 23 are inserted into the switching device that has mid portion, and mid portion is then by the slit between AC switch element 33 and the frame unit 20.
When being attracted by the solenoid on the side 22 by moving cam 23, it rotates on its jut 26.Rotate this moment by the inclined plane 25a of the end 24 of moving cam 23, along (approximately and in the perpendicular direction of tongue pin 27 directions of motion) in the direction of the length direction of tongue pin 27, enter with the operating side 27b of tongue pin 27 and contact, and tongue pin operating side 27b is 24 inclined plane 25a along the end, be directed doing transverse movement (for example looking down among Fig. 6 (b) like that), therefore unclamp sliding lever so that throw off from the pinning cam engagement part 30 of heart-shaped cam 29.
As shown in Figure 9, the metal wire spring 31 that constitutes resetting device is formed by bent metal wire, so that become V-arrangement usually, and has the unci 38 that becomes V or U-shaped usually in its opposite end.Unci 38 can with engaged by the bonding part 37 of the bonding part 36 of moving cam 23 and frame unit 20.Metal wire spring 31 is between adjustment is fixed on by the bonding part 37 of the bonding part 36 of moving cam 23 and frame unit 20, so that keep being attracted to normal position by moving cam 23 (iron core 32) by solenoid 22 in normal position and maintenance, as described in following by moving cam 23.
Solenoid unit 35 is made of the main body of switching device independently, and appends on the switching device in the number of assembling steps of back.
According to the installation site of above-mentioned solenoid 22 and the relation between disconnection (auto-cutout) structure, solenoid 22 is affixed to the side of switch body.Have, the solenoidal thickness of employing is little than the thickness of switch body again.Solenoid 22 and switch body are combined by the frame unit 20 that metallic plate forms, so that further reduce total thickness.
Adjusting the operation of metal wire spring 31 is described next time.
As shown in Figure 10 (a), metal wire spring 31 enters and is contacted by the bonding part 37 of the bonding part 36 of moving cam 23 and frame unit 20.Moreover as shown in Figure 10 (b), metal wire spring 31 is from top oppressed, so that insert between the bonding part 36 and 37, and itself and bonding part 36 and 37 contacted parts are inwardly displaced by force, thereby are adjusted as shown in Figure 10 (c).Metal wire spring 31 is adjusted by this way, and clockwise direction promotes by moving cam 23, so that keep by moving cam 23 in the normal position on jut 26.In addition, by solenoid 22 attract by moving cam 23 (iron core 32), can turn back to the normal position by the motive force of metal wire spring 31.
The operation of the foregoing description is described next time with reference to Fig. 5 to 7.
When sliding part 21 was pushed into, it was adjusted at the position (seeing Fig. 6 (a) and 5) of pinning.Under this state, the operating side 27b of tongue pin 27 engages with pinning cam engagement part 30, and sliding part 21 is lockable in the propelling position.Under this state shown in Fig. 6 (a), solenoid 22 is not energized, and is maintained normal position (it does not contact the operating side 27b of tongue pin 27 in this position) by moving cam 23.
When adjustment resets (auto-cutout) when function works, solenoid 22 is energized, and by the attraction of moving cam 23 by solenoid 22, through iron core 32, counterclockwise rotates on its jut 26.As shown in Fig. 6 (b) and Fig. 4, by the end 24 of moving cam 23, move along the direction that approximately parallels with the glide direction of sliding part 21, contact so that entered with the operating side 27b of tongue pin 27 by the inclined plane 25a of moving cam 23.Tongue pin operating side 27b along such direction (as looking down among Fig. 6 (b)) motion, so that throw off from pinning cam engagement part 30, thereby throws off sliding lever 21 by inclined plane 25a.Tongue pin 27 is only swung on bolster 27a, and not to the right or to left movement.The disconnection that is activated at of solenoid 22 stops afterwards.
Before this disconnected, sliding part 21 slided left, as seeing among Fig. 7 (a) by the motive force of back-moving spring spare (not shown).
When sliding part 21 slided left, the operating side 27b of tongue pin 27 as seeing among Fig. 7 (a), moved upward along heart-shaped cam 29.Along with the motion of the operating side 27b of tongue pin 27, rotated by inclined plane 25a clockwise direction on its jut 26 by moving cam 23.When finishing the whole backstroke of sliding part 21, the operating side 27b of tongue pin 27 arrives on the heart-shaped cam 29 and is adjusted to the high position of pin, position of pinning sliding lever than it, as seeing among Fig. 7 (b).Have, under this state, the operating side 27b of tongue pin 27 is placed in the summit of the V-shape shape that is formed by inclined plane 25a and 25b again.On the contrary, under the above-mentioned state that Fig. 6 (a) illustrates, the position of the operating side 27b of the tongue pin 27 that engages with pinning cam engagement part 30, the summit that is adjusted to than inclined plane 25a and 25b is low position, so that can contact inclined plane 25a, and this inclined plane plays a part along disconnecting direction tongue pin operating side 27b to be moved.
Such as shown in Figure 8, if sliding part 21 is pushed into once more, then sliding part 21 slides to the right, and the operating side 27b of tongue pin 27 moves along heart-shaped cam 29, so that place the position that is lockable shown in Fig. 6 (a).
In embodiments of the invention as constituted above, this switching device has such auto-reset function, promptly by drive by the suction of solenoid 22 by moving cam 23, make and pin tongue pin 27 motions that cam engagement part 30 engages, thereby carry out break function.This switching device constitutes by this way, is about to solenoid 22 and places on the side of AC switch element 33; End by solenoid 22 by its driving by moving cam 23, be rotatably supported on the frame unit 20 of AC switch element 33, and by the rotational motion of moving cam 23, make inclined plane 25a in the V-shape shape surface that is formed by offset cam 23 the other end 24, along with the perpendicular length direction of tongue pin 27 directions of motion, enter with placing the tongue pin 27 that pins cam engagement part 30 places and contact, thereby make tongue pin 27 do transverse movement, so that tongue pin 27 is thrown off from pinning cam engagement part 30.In this configuration, not being placed on by moving cam 23 on the direction of motion of tongue pin 27, therefore, can be smaller by the movement travel of moving cam 23.Do not need big solenoid suction yet, thereby reduced solenoidal size.Thereby might reduce the overall size and the thickness of this switching device, and may reduce its manufacturing cost.In order to improve reliability and to effectively utilize the space, when assembling, this switching device is put into user's equipment, reduce the size of subscriber equipment whereby.
In the above-described embodiments, promptly has driving by the attraction of solenoid 22, make by moving cam 23 and turn back in the switching device of auto-reset function of initial position, resetting device bends to hook-shaped polymorphic segment 38 common V-arrangement and have common V or U-shaped in its opposite end by metal wire spring 31 and is constituted, and such opposite end is admitted regularly by the bonding part 36 of moving cam 23 and the bonding part 37 that is fixed with the framework 20 of solenoid 22.The adjustment of metal wire spring 31 only is a kind of like this operation, is about to this spring and presses downward in the space between two bonding parts.Therefore, the device that this spring part (metal wire spring 31) is installed is improved, assembled this switching device with the efficient that improves with activation.Moreover the metal wire spring 31 of installation is not easy to come off.
In the above-described embodiments, promptly has driving by the attraction of solenoid 22, make by moving cam 23 and turn back in the switching device of auto-reset function of initial position, resetting device by the tongue pin 27 that engages with the pinning cam engagement part 30 of AC switch element 33 and for driven by tongue pin 27 motion by the end of moving cam 23 on form the V-shape shape and the inclined plane 25a and the 25b that form are constituted.When being attracted by solenoid 22 by moving cam 23, and when not turning back to initial position, tongue pin 27 is by the strength of utilizing the spring (not shown) and move, so that the sliding part 21 of AC switch element 33 is returned.Therefore, tongue pin 27 enters and is contacted by the inclined plane 25a and the 25b of moving cam 23 ends, thereby promotes backward by moving cam 23.Therefore, even spring part (metal wire spring 31) is not provided, also can when the excitation solenoid, finish the break function of original switching manipulation and requirement.In addition, can reduce the number of component part, thereby reduce manufacturing cost.
In a first aspect of the present invention, be not interposing at by moving cam on the direction of tongue pin motion So, can reduce by the movement travel of moving cam. Therefore, do not need big helical The pipe attraction has also just reduced solenoidal size. Thereby, might reduce this and open Close overall size and the thickness of device, and reduce its manufacturing cost, and improved this The reliability of device also can effectively utilize the space, in order to this device is installed to usefulness Among the setting at family.
In a second aspect of the present invention, this device that spring part is installed is improved Thereby, can assemble this switching device with the efficient that improves. In addition, the metal wire of installation Spring is not easy to come off.
In a third aspect of the present invention, when being attracted by solenoid by moving cam, and multiple During the position, utilize the strength of switch body upper reset spring to make the motion of tongue pin, make whereby the tongue pin Enter and located contacting with an inclined plane by the end of moving cam, in order to promote backward By moving cam. Therefore, even do not provided spring part for resetting by moving cam, also can During the excitation solenoid, finish the break function of original switching manipulation and requirement. Like this , can reduce the number of component part, also can reduce manufacturing cost.

Claims (3)

1. switching device with auto-reset function, its auto-reset function is by power-actuated by moving cam by solenoidal attraction, makes and pins the tongue pin motion that cam engagement partly engages, thereby realize disconnecting,
Wherein said solenoid is provided on the side of switch body; One end being rotatably supported in by moving cam on the frame unit of said switch body by said solenoid-activated; Constitute the inclined plane of V-shape shape, formed by the other end place on the moving cam said; And
Wherein said by the rotation of moving cam, make a said inclined plane, edge and the perpendicular length direction of the said tongue pin direction of motion, enter with the said tongue pin that places said pinning cam engagement part and contact, make said tongue pin do transverse movement by this inclined plane, partly throw off from said pinning cam engagement to cause said tongue pin.
2. switching device with auto-reset function, its auto-reset function are the drivings by the solenoid attraction, make by moving cam and turn back to initial position,
That resetting device wherein bends to common V-arrangement by metal wire spring and have the crook branch that forms common V or U-shaped in its opposite end and constitute, said unci is admitted by the bonding part of moving cam and the bonding part that is fixed with said solenoidal frame unit regularly by said.
3. switching device with auto-reset function, its auto-reset function are the drivings by the solenoid attraction, make by moving cam and turn back to initial position,
Resetting device wherein is by the tongue pin that partly engages with the pinning cam engagement of switch body with in order to be constituted on the said inclined plane that forms the V-shape shape on by the end of moving cam and form that is driven by said tongue pin motion.
CN95105382A 1994-05-24 1995-05-23 Switch device having self-reset function Expired - Fee Related CN1037641C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP10971394A JP3277972B2 (en) 1994-05-24 1994-05-24 Switch device with self-recovery function
JP109713/94 1994-05-24

Publications (2)

Publication Number Publication Date
CN1117198A true CN1117198A (en) 1996-02-21
CN1037641C CN1037641C (en) 1998-03-04

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CN95105382A Expired - Fee Related CN1037641C (en) 1994-05-24 1995-05-23 Switch device having self-reset function

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JP (1) JP3277972B2 (en)
KR (1) KR0156046B1 (en)
CN (1) CN1037641C (en)
DE (1) DE19519181C2 (en)

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CN107262296B (en) * 2017-08-02 2020-04-21 青岛诺凯达机械制造有限公司 Drum grabbing vehicle for tubular separator
CN108917298A (en) * 2018-08-29 2018-11-30 欧阳小泉 A kind of silicon wafer drying machine shutdown shaft Self-resetting mechanism
CN108917298B (en) * 2018-08-29 2023-10-31 泉芯半导体科技(无锡)有限公司 Self-resetting mechanism for shutdown rotating shaft of silicon wafer spin dryer

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JP3277972B2 (en) 2002-04-22
DE19519181A1 (en) 1995-11-30
JPH07320590A (en) 1995-12-08
CN1037641C (en) 1998-03-04
KR950034332A (en) 1995-12-28
KR0156046B1 (en) 1998-11-16
DE19519181C2 (en) 1998-03-12

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