CN1263351A - Switch - Google Patents
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- CN1263351A CN1263351A CN00100587A CN00100587A CN1263351A CN 1263351 A CN1263351 A CN 1263351A CN 00100587 A CN00100587 A CN 00100587A CN 00100587 A CN00100587 A CN 00100587A CN 1263351 A CN1263351 A CN 1263351A
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- Prior art keywords
- contact point
- fixed contact
- point parts
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- pair
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G13/00—Protecting plants
- A01G13/02—Protective coverings for plants; Coverings for the ground; Devices for laying-out or removing coverings
- A01G13/0206—Canopies, i.e. devices providing a roof above the plants
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/22—Shades or blinds for greenhouses, or the like
- A01G9/227—Shades or blinds for greenhouses, or the like rolled up during non-use
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Push-Button Switches (AREA)
Abstract
To provide a switch capable of preventing a stay of water drops between a pair of fixed contacts even if water drops are splashed and surely preventing a short circuit between a pair of fixed contacts. This switch has a pair of fixed contacts 9, 10 made of a conductive wire material and a housing 2 for supporting a pair of fixed contacts 9, 10 with they being close adjacent, and an exposed part being exposed from an outer wall surface 5a of a bottom 5 of the housing 2 to the outside of the housing 2 is installed in a pair of fixed contacts 9, 10, and insulating walls 7, 8 are installed over the whole facing surfaces of a pair of fixed contacts 9, 10 on the outer wall surface 5a of the bottom 5, between the exposed part of one fixed contact 9 and the exposed part of the other fixed contact 10.
Description
The present invention relates to use, particularly improved technology is implemented in terminal part in this switch such as the switch in the devices such as washing machine.
Below with reference to Fig. 4 to Fig. 6, this existing switch of the prior art is described.This switch 31 is by first housing 32 with 39,40 and movable contact point parts 41 of a pair of fixed contact point parts, receipts are contained in the first axostylus axostyle shape parts 42 at the receipts dress portion 34 inner places of this first housing 32, receipts dress portion 34 enforcement lids to first housing 32 close the insulating element 43 and the waterproof part 44 of usefulness, be supported on second housing 45 at first housing, 32 places, and the formations such as the second axostylus axostyle shape parts 50 of receiving the receipts dress portion 47 inner places that are contained in this second housing 45.
A pair of fixed contact point parts 39,40 can be made by the wire electric conducting material, and form the L font at the distolateral rectangular warpage of one.Fixed contact point parts 39 have base portion 39a, and the portion of terminal 39b that is connected with this base portion 39a, warpage forms, and also are formed with tie point 39c at base portion 39a place.Another fixed contact point parts 40 have base portion 40a, and the portion of terminal 40b that is connected with this base portion 40a, warpage forms, and also are formed with tie point 40c at base portion 40a place.
These a pair of fixed contact point parts 39,40 are gone back as Fig. 5, shown in Figure 6, by the jut 36 on first housing 32 portion of terminal 39b, 40b are under the state of opposition side position, make approximating base portion 39a, 40a be supported on first housing, 32 places, and this first housing 32 is arranged in the jut 36 by embedding the forming mode embedding.Extend along the 35a of lateral wall portion on the bottom side 35 the other end of base portion 39a on fixed contact point parts, and be exposed to the sidepiece 36a place on the jut 36, and the sidepiece 36b extension of its portion of terminal 39b on the jut 36, and be exposed to the outside.Extend along the 35a of lateral wall portion on the bottom side 35 the other end of base portion 40a on another fixed contact point parts 40, and be exposed to sidepiece 36b place on the jut 36, and the sidepiece 36a of its portion of terminal 40b on the jut 36 extend, and be exposed to the outside.Tie point 39c, the 40c that is formed on base portion 39a, 40a place also is in the state that the interior sidewall surface by bottom side 35 comes out when the place, inside of the receipts dress portion 34 that is positioned at first housing 32.
Movable contact point parts 41 can be by the conductive sheet material such as silver-plated phosphor bronze etc., form the dome shape, and covering the tie point 39c on a pair of fixed contact point parts 39,40, the mode of 40c according to lid, receipts are contained in the receipts dress portion 34 inner places of first housing 32, and are fixed on the interior sidewall surface place of bottom side 35.
The first axostylus axostyle shape parts 42 can be made by the synthetic resin material with insulating properties, form cylindric substantially, and have minor diameter 42a, connect the large-diameter portion 42b that is arranged on place, this minor diameter 42a bottom, and projection is arranged on the press section 42c that locates below of this large-diameter portion 42b.These first axostylus axostyle shape parts 42 are received the receipts dress portion 34 inner places that are contained in first housing 32, and its press section 42c connects with the top of movable contact point parts 41.
Insulating element 43 can be by rubber-like, make such as the resin material of polyimide resin etc., form rounded substantially lamellar parts, so it is positioned at the inboard of the annular projection 33a on first housing 32, and carry upper end, to close to receiving dress portion 34 enforcement lids in cylindrical wall 33.And the downside of this insulating element 43 also with the first axostylus axostyle shape parts 42 on the upside end face of minor diameter 42a connect.
Waterproof part 44 can be by rubber-like, make such as the elastomeric material of EPDM (EPDM) etc., and form identical substantially with the shape of insulating element 43 lamellar, so it is at the place, inboard that is positioned at the annular projection 33a on first housing 32, can overlap on insulating element 43, and by the upper side end place of lift-launch in cylindrical wall 33.
This second housing 45 is the place, inboard of projection 33a on first housing 32, circular in configuration also, by the projection 33a of circular in configuration and the upper side end of cylindrical wall 33, the protuberance 48 that carries at the upper side end place that is positioned at the cylindrical wall 33 that connects with waterproof part 44 in clamping, the projection bar shaped part 48a that locates below that is formed on protuberance 48 is by being embedded in the mode at waterproof part 44 places, and is supported on first housing, 32 places.
The second axostylus axostyle shape parts 50 can be made by the synthetic resin material with insulating properties, and button portion 51 with cylindrical shape, be arranged on the protuberance 52 downside end place, rounded shape of this button portion 51, and the press section of locating below 53 that is arranged on this protuberance 52.Also be provided with four support portion 53a in the lateral surface of this press section 53, they are according to the cross shape setting that is 90 ° each other.
The second axostylus axostyle shape parts 50 make this button portion 51 outwards outstanding by the hole portion 49a place that is positioned at the top plate portion 49 on second housing 45, and receive to be contained in and receive dress portion 47 inner places, so that the downside of the upper side of protuberance 52 and top plate portion 49 connects, and make press section 53 by waterproof part 44 and insulating element 43, be oppositely arranged with the central portion of minor diameter 42a on the first axostylus axostyle shape parts 42.
Below the assembling mode with switch 31 that this structure constitutes is described.At first portion of terminal 39b, 40b are under the state of opposition side position by the jut 36 on first housing 32, approximating base portion 39a, 40a are embedded be arranged on jut 36 places, make movable contact point parts 41 receive receipts dress portion 34 places that are contained in first housing 32 that is supporting a pair of fixed contact point parts 39,40, covering at lid under the state of tie point 39c, 40c on a pair of fixed contact point parts 39,40, movable contact point parts 41 are being fixedly mounted on the interior sidewall surface place of bottom side 35.Subsequently the first axostylus axostyle shape parts 42 are received receipts dress portion 34 places that are contained in first housing 32, the press section 42c and the top of movable contact point parts 41 are connected.
Insulating element 43 is carried at the upper side end place of the cylindrical wall 33 of first housing 32, and waterproof part 44 coincidences are arranged on the insulating element 43.The second axostylus axostyle shape parts, 50 receipts are contained in receipts dress portion 47 places that are arranged in second housing 45, button portion 51 is highlighted by the hole portion 49a place of the top plate portion 49 that is arranged in second housing 45, and protuberance 48 and waterproof part 44 are connected, with the upper side end place of second housing, 45 lift-launchs in the cylindrical wall 33 of first housing 32.
Subsequently by suitable compression assemblies such as rolls, the projection 33a of circular in configuration is slowly implemented extruding towards inboard (direction shown in the arrow B in Fig. 5), make it produce plastic deformation, and then the upper side end of projection 33a by circular in configuration and cylindrical wall 33 clamps the protuberance 48 on second housing 45, and second housing 45 is supported on first housing, 32 places.
So just be through with to the assembling operation of switch 31.After assembling operation finishes, the projection bar shaped part 48a that locates below that is formed on protuberance 48 will be embedded in waterproof part 44 places, thereby the airtight firmly interior section of the receipts dress portion 34 of first housing 32, the upside end face of minor diameter 42a on the first axostylus axostyle shape parts 42 and press section 42c will connect with the downside of insulating element 43 and the place, top of movable contact point parts 41 respectively, and the mode that connects of the downside of the top plate portion 49 of the upper side by making protuberance 52 and second housing 45, and make the second axostylus axostyle shape parts 50 be in the state that to throw off upward, and then make press section 53 by waterproof part 44 and insulating element 43, be in the first axostylus axostyle shape parts 42 on the relative state of central portion of minor diameter 42a.
Implement the switch 31 of assembling in this way, be connected with electric loop on the not shown loop substrate, and be assembled in such as in the devices such as washing machine the time, just can implement to set, control exercises at portion of terminal 39a, 40b that will be wherein.In other words be exactly, when button portion 51 on the second axostylus axostyle shape parts 50 is lived in extruding, the second axostylus axostyle shape parts 50 will slide within the receipts dress portion 47 of second housing 45, press section 53 will make waterproof part 44 and insulating element 43 produce deflection, and then the minor diameter 42a on the first axostylus axostyle shape parts 42 is lived in extruding.Be accompanied by this extruding action, press section 42c on the first axostylus axostyle shape parts 42 will push movable contact point parts 41, make the latter produce deflection, so movable contact point parts 41 will produce counter-rotating, and contact with tie point 39c, 40c in a pair of fixed contact point parts 39,40, thereby make to be in conducting between a pair of fixed contact point parts 39,40, promptly to be in the switch conduction state, so just can implement to set, control exercises.
And in this state, if remove the extruding force that the button portion 51 in the second axostylus axostyle shape parts 50 is applied, waterproof part 44 and insulating element 43 will be back to initial condition by elastic recovering force separately, so the second axostylus axostyle shape parts 50 will upwards push press section 53 simultaneously, and make it be back to initial condition, and movable contact point parts 41 will be removed deflection along with the rising of these second axostylus axostyle shape parts 50.Movable contact point parts 41 upwards push the first axostylus axostyle shape parts 42 by the counter-rotating recuperability, movable contact point parts 41 are left from tie point 39c, 40c on a pair of fixed contact point parts 39,40, and remove conducting between a pair of fixed contact point parts 39,40, promptly be in switch off state.
Yet, this switch of the prior art is in being assembled to device such as washing machine, and when in the environment of water is arranged, being used, if there is water droplet to splash into to this switch 31 places, water droplet will be trapped in shown in the oblique line among Fig. 6, as the zone C place of the complete opposite face of a pair of fixed contact point parts 39,40.Therefore under the effect of this water droplet, might make a pair of fixed contact point parts 39,40 be in the short circuit state of conducting, so when in the environment of water is arranged, using, need to adopt suitable technical finesse, such as switch 31 is configured in away from position water environment, that water droplet can not be splashed into, or use lid cover lid such as body (not shown) cover switch 31 position on every side so that water droplet can not splash into.
The present invention is exactly the invention that addresses the above problem usefulness, even purpose of the present invention just provides and a kind ofly has water droplet to splash into, water droplet is trapped between a pair of fixed contact point parts, thereby can prevents between a pair of fixed contact point parts, to produce the switch of short circuit reliably.
In order to realize above-mentioned purpose, the invention provides a kind of switch, it comprises: have a pair of fixed contact point parts of being made by electric conducting material, and be positioned at this to fixed contact point parts vicinity, supporting this housing to the fixed contact point parts, and be provided with the expose portion that the outer side surface place by described housing bottom exposes towards described hull outside at described a pair of fixed contact point parts place, location between the expose portion on the expose portion on the described fixed contact point parts and described another fixed contact point parts also is provided with the insulation wall portion of crossing over the complete opposite face place on the described a pair of fixed contact point parts at the outer side surface place of described bottom.
And, switch of the present invention can also be on the basis with said structure formation, further be formed with the jut that forms as one with its outer side surface at place, described bottom, described a pair of fixed contact point parts have base portion, and be connected with this base portion, the portion of terminal that warpage forms, these two portion of terminal are under the state of opposition side position, described base portion is embedded be arranged on described jut place, and make a pair of fixed contact point member supporting at described housing place, be positioned at of the outer side surface extension of the part of the described base portion on the described a pair of fixed contact point parts along described bottom, and be provided with the described expose portion that exposes by the sidepiece place on the described jut, and the described portion of terminal on the described a pair of fixed contact point parts is outside the sidepiece of described jut extends and is exposed to, between the described portion of terminal of the expose portion at the described base portion place on the described fixed contact point parts and described another fixed contact point parts, and between the expose portion at described portion of terminal on the described fixed contact point parts and the described base portion place on another fixed contact point parts, also be provided with the insulation wall portion of crossing over the complete opposite face place on the described a pair of fixed contact point parts by described bottom outside wall place.
And switch of the present invention can also have on the basis that said structure constitutes, and further makes described insulation wall portion according to forming than at least one the high mode of radial dimension in the described a pair of fixed contact point parts.
And switch of the present invention can also have on the basis that said structure constitutes, and further makes described insulation wall portion form the shape that front end diminishes in the end away from described jut.
The vertical view that Fig. 1 uses for expression switch constructed according to the invention.
The profile that Fig. 2 uses for expression switch constructed according to the invention.
The medial surface figure that Fig. 3 uses for expression switch constructed according to the invention.
The vertical view that Fig. 4 uses for the existing switch of expression.
The profile that Fig. 5 uses for the existing switch of expression.
The medial surface figure that Fig. 6 uses for the existing switch of expression.
, to accompanying drawing 3 a kind of form of implementation of switch constructed according to the invention is described below with reference to accompanying drawing 1.
This switch 1 is by first housing 2 with 9,10 and movable contact point parts 11 of a pair of fixed contact point parts, receipts are contained in the first axostylus axostyle shape parts 12 at the receipts dress portion 4 inner places of this first housing 2, receipts dress portion 4 enforcement lids to first housing 2 close the insulating element 13 and the waterproof part 14 of usefulness, be supported on second housing 15 at first housing, 2 places, and the formations such as the second axostylus axostyle shape parts 20 of receiving the receipts dress portion 17 inner places that are contained in this second housing 15.
A pair of fixed contact point parts 9,10 can be made by the wire electric conducting material, and form the L font at the distolateral rectangular warpage of one.Fixed contact point parts 9 have base portion 9a, and the portion of terminal 9b that is connected with this base portion 9a, warpage forms, and at base portion 9a place and projection is formed with tie point 9c.Another fixed contact point parts 10 have base portion 10a, and the portion of terminal 10b that is connected with this base portion 10a, warpage forms, and at base portion 10a place and projection is formed with tie point 10c.These a pair of fixed contact point parts 9,10 are gone back as Fig. 2, shown in Figure 3, by the jut 6 on first housing 2 portion of terminal 9b, 10b are under the state of opposition side position, are making approximating base portion 9a, 10a be supported on first housing, 2 places after the forming mode embedding is arranged in the jut 6 by embedding.
In these a pair of fixed contact point parts 9,10, extend along the 5a of lateral wall portion on the bottom side 5 the other end of base portion 9a on fixed contact point parts, and be exposed to sidepiece 6a place on the jut 6, and the sidepiece 6b of its portion of terminal 9b on the jut 6 extend, and be exposed to the outside.The lateral wall portion 5a of the other end of base portion 10a on another fixed contact point parts 10 on the bottom side 5 extends, and is exposed to the sidepiece 6b place on the jut 6, and the sidepiece 6a extension of its portion of terminal 10b on the jut 6, and is exposed to the outside.Tie point 9c, the 10c that is formed on base portion 9a, 10a place also is in the state that the interior sidewall surface by bottom side 5 comes out when the place, inside of the receipts dress portion 4 that is positioned at first housing 2.Between the expose portion and the portion of terminal 10b on another fixed contact point parts 10 of the base portion 9a on the fixed contact point parts 9, and between the expose portion of portion of terminal 9b on fixed contact point parts 9 and the base portion 10a on another fixed contact point parts 10, also be respectively arranged with and crossed over a pair of fixed contact point parts 9 by the embedding set-up mode, the insulation wall portion 7 at 10 complete opposite face place, 8, and the radial height height of the base portion 9a of fixed contact point parts 9 of aspect ratio of insulation wall portion 7, the radial height height of the base portion 10a of another fixed contact point parts 10 of the aspect ratio of insulation wall portion 8.
And, insulation wall portion 7,8 can be arranged between the expose portion and the portion of terminal 10b on another fixed contact point parts 10 of a base portion 9a on the fixed contact point parts 9 by embedding, and the mode between the expose portion of portion of terminal 9b on fixed contact point parts 9 and the base portion 10a on another fixed contact point parts 10, crossed over and be positioned at a pair of fixed contact point parts 9,10 complete opposite face place, yet also can be between them, cover the whole expose portion that is covering a base portion 9a on the fixed contact point parts 9 by insulation wall portion 7, covering the whole expose portion of the base portion 10a on another fixed contact point parts 10 by insulation wall portion 8 lids.
Movable contact point parts 11 can be by the conductive sheet material such as silver-plated phosphor bronze etc., form the dome shape, and covering the tie point 9c on a pair of fixed contact point parts 9,10, the mode of 10c according to lid, receipts are contained in the receipts dress portion 4 inner places of first housing 2, and are fixed on the interior sidewall surface place of bottom side 5.
The first axostylus axostyle shape parts 12 can be made by the synthetic resin material with insulating properties, form cylindric substantially, and have minor diameter 12a, connect the large-diameter portion 12b that is arranged on place, this minor diameter 12a bottom, and projection is arranged on the press section 12c that locates below of this large-diameter portion 12b.These first axostylus axostyle shape parts 12 are received the receipts dress portion 4 inner places that are contained in first housing 2, and its press section 12c connects with the top of movable contact point parts 11.
Insulating element 13 can be by rubber-like, make such as the resin material of polyimide resin etc., form rounded substantially lamellar parts, it is positioned at the inboard of the annular projection 3a on first housing 2, and carries the upper end in cylindrical wall 3, to close receiving dress portion 4 enforcement lids.And the downside of this insulating element 13 also with the first axostylus axostyle shape parts 12 on the upside end face of minor diameter 12a connect.
This second housing 15 is the place, inboard of projection 3a on first housing 2, circular in configuration also, by the projection 3a of circular in configuration and the upper side end of cylindrical wall 3, the protuberance 18 that carries at the upper side end place that is positioned at the cylindrical wall 3 that connects with waterproof part 14 in clamping, the projection bar shaped part 18a that locates below that is formed on protuberance 18 is by being embedded in the mode at waterproof part 14 places, and is supported on first housing, 2 places.
The second axostylus axostyle shape parts 20 can be made by the synthetic resin material with insulating properties, and button portion 21 with cylindrical shape, be arranged on the protuberance 22 downside end place, rounded shape of this button portion 21, and the press section of locating below 23 that is arranged on this protuberance 22.Also be provided with four support portion 23a in the lateral surface of this press section 23, they are according to the cross shape setting that is 90 ° each other.
The second axostylus axostyle shape parts 20 make this button portion 21 outwards outstanding by the hole portion 19a place that is positioned at the top plate portion 19 on second housing 15, and receive to be contained in and receive dress portion 17 inner places, so that the downside of the upper side of protuberance 22 and top plate portion 19 connects, and make press section 23 by waterproof part 14 and insulating element 13, be oppositely arranged with the central portion of minor diameter 12a on the first axostylus axostyle shape parts 12.
Below the assemble method with switch 1 that this structure constitutes is described.At first portion of terminal 9b, 10b are under the state of opposition side position by the jut 6 on first housing 2, approximating base portion 9a, 10a are embedded be arranged on jut 6 places, make a pair of fixed contact point parts 9,10 be supported on the place, both sides of insulation wall portion 7,8, and then movable contact point parts 11 are received receipts dress portion 4 places that are contained in first housing 2, covering at lid under the state of tie point 9c, 10c on a pair of fixed contact point parts 9,10, movable contact point parts 11 are being fixedly mounted on the interior sidewall surface place of bottom side 5.Subsequently the first axostylus axostyle shape parts 12 are received receipts dress portion 4 places that are contained in first housing 2, the press section 12c and the top of movable contact point parts 11 are connected.
Insulating element 13 is carried at the upper side end place of the cylindrical wall 3 of first housing 2, and waterproof part 14 coincidences are arranged on the insulating element 13.The second axostylus axostyle shape parts, 20 receipts are contained in receipts dress portion 17 places that are arranged in second housing 15, button portion 21 is highlighted by the hole portion 19a place of the top plate portion 19 that is arranged in second housing 15, and protuberance 18 and waterproof part 14 are connected, with the upper side end place of second housing, 15 lift-launchs in the cylindrical wall 3 of first housing 2.
Subsequently by suitable compression assemblies such as rolls, the projection 3a of circular in configuration is slowly implemented extruding towards inboard (direction shown in the arrow A in Fig. 2), make it produce plastic deformation, and then the upper side end of projection 3a by circular in configuration and cylindrical wall 3 clamps the protuberance 18 on second housing 15, and second housing 15 is supported on first housing, 2 places.
So just be through with to the assembling operation of switch 1.After assembling operation finishes, the projection bar shaped part 18a that locates below that is formed on protuberance 18 will be embedded in waterproof part 14 places, thereby the airtight firmly interior section of the receipts dress portion 4 of first housing 2, the upside end face of minor diameter 12a on the first axostylus axostyle shape parts 12 and press section 12c will connect with the downside of insulating element 13 and the place, top of movable contact point parts 11 respectively, and the mode that connects of the downside of the top plate portion 19 of the upper side by making protuberance 22 and second housing 15, and make the second axostylus axostyle shape parts 20 be in the state that to throw off upward, and then make press section 23 by waterproof part 14 and insulating element 13, be in the first axostylus axostyle shape parts 12 on the relative state of central portion of minor diameter 12a.
Implement the switch 1 of assembling in this way, be connected with electric loop on the not shown loop substrate, and be assembled in such as in the devices such as washing machine the time, just can implement to set, control exercises at portion of terminal 9a, 10a that will be wherein.In other words be exactly, when button portion 21 on the second axostylus axostyle shape parts 20 is lived in extruding, the second axostylus axostyle shape parts 20 will slide within the receipts dress portion 17 of second housing 15, press section 23 will make waterproof part 14 and insulating element 13 produce deflection, and then the minor diameter 12a on the first axostylus axostyle shape parts 12 is lived in extruding.Be accompanied by this extruding action, press section 12c on the first axostylus axostyle shape parts 12 will push movable contact point parts 11, make the latter produce deflection, so movable contact point parts 11 will produce counter-rotating, and contact with tie point 9c, 10c in a pair of fixed contact point parts 9,10, thereby make to be in conducting between a pair of fixed contact point parts 9,10, promptly to be in the switch conduction state, so just can implement to set, control exercises.
And in this state, if remove the extruding force that the button portion 21 in the second axostylus axostyle shape parts 20 is applied, waterproof part 14 and insulating element 13 will be back to initial condition by elastic recovering force separately, so the second axostylus axostyle shape parts 20 will upwards push press section 23 simultaneously, and make it be back to initial condition, and movable contact point parts 11 will be removed deflection along with the rising of these second axostylus axostyle shape parts 20.Movable contact point parts 11 upwards push the first axostylus axostyle shape parts 12 by the counter-rotating recuperability, movable contact point parts 11 are left from tie point 9c, 10c on a pair of fixed contact point parts 9,10, and remove conducting between a pair of fixed contact point parts 9,10, promptly be in switch off state.
And, having this structure constitutes, implement the switch 1 of assembling in this manner, in being assembled to device such as washing machine, and when in the environment of water is arranged, being used, even there is water droplet to splash into, because insulation wall portion 7,8 make between the expose portion and the portion of terminal 10b on another fixed contact point parts 10 of a base portion 9a on the fixed contact point parts 9, and distinguished respectively between the expose portion of portion of terminal 9b on fixed contact point parts 9 and the base portion 10a on another fixed contact point parts 10, so can be between them owing to splashing into of water droplet is connected, therefore make a pair of fixed contact point parts 9, usually be maintained at nonconducting state between 10, so can prevent reliably at a pair of fixed contact point parts 9, produce short circuit between 10.
And, even the time according to requirement of client etc., size, shape to first housing 2 change to some extent, size that also can be by making the jut 6 that embeds the base portion 9a be arranged in a pair of fixed contact point parts 9,10,10a place is (in Fig. 3, width H with jut 6 represents) remain unchanged, promptly remain certain mode usually, make portion of terminal 9b, the size between the 10b in a pair of fixed contact point parts 9,10 keep certain, thereby also help to make the size between portion of terminal 9b, the 10b to realize standardization.
If mode is implemented the present invention as described above, just can obtain effect as described below.
Because switch of the present invention, can have a pair of fixed contact point parts of making by electric conducting material, and be positioned at this to fixed contact point parts vicinity, supporting this housing to the fixed contact point parts, and be provided with the expose portion that the outer side surface place by described housing bottom exposes towards described hull outside at described a pair of fixed contact point parts place, location between the expose portion on the expose portion on the described fixed contact point parts and described another fixed contact point parts, also be provided with the insulation wall portion of crossing over the complete opposite face place on the described a pair of fixed contact point parts at the outer side surface place of described bottom, distinguished respectively so can make between the expose portion of expose portion on the described fixed contact point parts and described another fixed contact point parts by insulation wall portion, making can be owing to splashing into of water droplet is connected between them, therefore can make between a pair of fixed contact point parts and be maintained at nonconducting state usually, thereby can reliably prevent between described a pair of fixed contact point parts, to produce short circuit.
Because switch of the present invention, can also be formed with the jut that forms as one with its outer side surface at place, described bottom, described a pair of fixed contact point parts have base portion, and be connected with this base portion, the portion of terminal that warpage forms, these two portion of terminal are under the state of opposition side position, described base portion is embedded be arranged on described jut place, and make a pair of fixed contact point member supporting at described housing place, be positioned at of the outer side surface extension of the part of the described base portion on the described a pair of fixed contact point parts along described bottom, and be provided with the described expose portion that exposes by the sidepiece place on the described jut, and the described portion of terminal on the described a pair of fixed contact point parts is outside the sidepiece of described jut extends and is exposed to, between the described portion of terminal of the expose portion at the described base portion place on the described fixed contact point parts and described another fixed contact point parts, and between the expose portion at described portion of terminal on the described fixed contact point parts and the described base portion place on another fixed contact point parts, also be provided with the insulation wall portion of crossing over the complete opposite face place on the described a pair of fixed contact point parts by described bottom outside wall place, so described base exterior is embedded to be arranged in the described housing, but also the part that can make described base portion by described jut place outside described housing exposes, and be supported on described a pair of fixed contact point parts, therefore can reduce the Master Cost of the described housing that exposes the part usefulness on the described base portion.Even the time according to requirement of client etc., size, shape to above-mentioned housing change to some extent, also can remain certain mode usually by making the size that embeds the jut that is arranged on the base portion place in a pair of fixed contact point parts, make the size between the portion of terminal in the described a pair of fixed contact point parts keep certain, thereby also help to make the size between the portion of terminal to realize standardization.
Because switch of the present invention, can also make described insulation wall portion according to forming than at least one the high mode of radial dimension in the described a pair of fixed contact point parts, so can reliably block between the expose portion and the described portion of terminal on described another fixed contact point parts of water droplet attached to the described base portion on the described fixed contact point parts, and between the expose portion of the described base portion on the described portion of terminal on the described fixed contact point parts and described another fixed contact point parts.
Because switch of the present invention, can also make described insulation wall portion form the shape that front end diminishes in end away from described jut, so not only can make water droplet be trapped in end, but also can block water droplet reliably attached to this end away from described jut by described insulation wall portion.
Claims (4)
1. switch, it is characterized in that it has a pair of fixed contact point parts of being made by electric conducting material, and be positioned at this to fixed contact point parts vicinity, supporting this housing to the fixed contact point parts, and be provided with the expose portion that the outer side surface place by described housing bottom exposes towards described hull outside at described a pair of fixed contact point parts place, location between the expose portion on the expose portion on the described fixed contact point parts and described another fixed contact point parts also is provided with the insulation wall portion of crossing over the complete opposite face place on the described a pair of fixed contact point parts at the outer side surface place of described bottom.
2. switch as claimed in claim 1, it is characterized in that being formed with the jut that forms as one with its outer side surface at place, described bottom, described a pair of fixed contact point parts have base portion, and be connected with this base portion, the portion of terminal that warpage forms, these two portion of terminal are under the state of opposition side position, described base portion is embedded be arranged on described jut place, and make a pair of fixed contact point member supporting at described housing place, be positioned at of the outer side surface extension of the part of the described base portion on the described a pair of fixed contact point parts along described bottom, and be provided with the described expose portion that exposes by the sidepiece place on the described jut, and the described portion of terminal on the described a pair of fixed contact point parts is outside the sidepiece of described jut extends and is exposed to, between the described portion of terminal of the expose portion at the described base portion place on the described fixed contact point parts and described another fixed contact point parts, and between the expose portion at described portion of terminal on the described fixed contact point parts and the described base portion place on another fixed contact point parts, also be provided with the insulation wall portion of crossing over the complete opposite face place on the described a pair of fixed contact point parts by described bottom outside wall place.
3. switch as claimed in claim 2 is characterized in that described insulation wall portion is according to forming than at least one the high mode of radial dimension in the described a pair of fixed contact point parts.
4. switch as claimed in claim 3 is characterized in that described insulation wall portion forms the shape that front end diminishes in the end away from described jut.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11019127A JP2000222973A (en) | 1999-01-27 | 1999-01-27 | Switch |
| JP019127/1999 | 1999-01-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1263351A true CN1263351A (en) | 2000-08-16 |
| CN1157744C CN1157744C (en) | 2004-07-14 |
Family
ID=11990809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB001005871A Expired - Fee Related CN1157744C (en) | 1999-01-27 | 2000-01-26 | Switch |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP2000222973A (en) |
| KR (1) | KR100357922B1 (en) |
| CN (1) | CN1157744C (en) |
| TW (1) | TW434609B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100818848B1 (en) | 2006-11-22 | 2008-04-01 | 주식회사 신창전기 | Push switch for vehicle |
-
1999
- 1999-01-27 JP JP11019127A patent/JP2000222973A/en not_active Withdrawn
- 1999-12-27 TW TW088123048A patent/TW434609B/en not_active IP Right Cessation
-
2000
- 2000-01-22 KR KR1020000003076A patent/KR100357922B1/en not_active IP Right Cessation
- 2000-01-26 CN CNB001005871A patent/CN1157744C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| TW434609B (en) | 2001-05-16 |
| JP2000222973A (en) | 2000-08-11 |
| KR100357922B1 (en) | 2002-10-25 |
| KR20000053583A (en) | 2000-08-25 |
| CN1157744C (en) | 2004-07-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040714 Termination date: 20100228 |