CN101271794A - Commutateur switch - Google Patents
Commutateur switch Download PDFInfo
- Publication number
- CN101271794A CN101271794A CNA2008100858619A CN200810085861A CN101271794A CN 101271794 A CN101271794 A CN 101271794A CN A2008100858619 A CNA2008100858619 A CN A2008100858619A CN 200810085861 A CN200810085861 A CN 200810085861A CN 101271794 A CN101271794 A CN 101271794A
- Authority
- CN
- China
- Prior art keywords
- stiff end
- daughter board
- base station
- end daughter
- normally closed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- 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
- H01H5/10—Energy stored by deformation of elastic members by compression or extension of coil springs one end of spring being fixedly connected to the stationary or movable part of the switch and the other end reacting with a movable or stationary rigid member respectively through pins, cams, toothed or other shaped surfaces
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H11/00—Apparatus or processes specially adapted for the manufacture of electric switches
- H01H11/0056—Apparatus or processes specially adapted for the manufacture of electric switches comprising a successive blank-stamping, insert-moulding and severing operation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/58—Electric connections to or between contacts; Terminals
Abstract
The invention provides a diverter switch, which has high heat resistance, even if the external connecting terminal is heated, the softening and the deformation of the insulating base station made of resin for supporting the external connecting terminal can be restrained. A narrow part with narrow width is disposed at the part which is buried in the insulating base station of the normally closed fixed terminal plate, the normally open fixed terminal plate, and shared terminal plate and other terminal plates that get through the insulating base station of the diverter switch and are fixedly supported by the insulating base station, thus restraining heat conduction from the terminal plate to the insulating base station.
Description
Technical field
The present invention relates to be assembled in the pressing button switch etc. and the diverter switch of using.
Background technology
This switch is widely known by the people by patent documentation 1 grade.
Fig. 6 represents the representational structure of the existing diverter switch that is widely known by the people by patent documentation 1 grade.
The diverter switch of this Fig. 6 possesses normally closed stiff end daughter board 4, often opens stiff end daughter board 5 and common terminal plate 6 as fixed part.On normally closed stiff end daughter board 4, as shown in Figure 7, fixed contact 4a is installed in top ends, be formed with external connection terminals 4b at base end part.In addition,, fixed contact 5a also is installed, below the fixed contact 4a of normally closed stiff end daughter board 4, separates predetermined distance and dispose relatively in top ends often opening on the stiff end daughter board 5.And, be formed with external connection terminals 5b at base end part.Further, on common terminal plate 6, be formed with the U font carriage 6a that is used to support movable members such as movable contact 2 and operating grip 3, and be formed with external connection terminals 6b at base end part in top ends.These pars intermedias as the terminal board 4,5,6 of fixed part are imbedded the insulation base station 1 that is formed by common insulating resin, with its perforation and the support that is fixed.
On movable contact 2, the travelling contact 2a of double end is installed on the top, and is formed with fulcrum 2c with the pivot point that becomes movable contact of carriage 6a butt at base end part as movable member.On another operating grip 3 as movable member, Fig. 7 is very clear and definite, be formed with fulcrum 3a in top ends, this fulcrum 3a be arranged on the support 1a butt of the support operation handle 3 on the above-mentioned insulation base station 1 and become pivot point, be provided with by operating sheet 3b at base end part from peripheral operation.And the carriage 6a that this operating grip 3 is formed on the common terminal plate 6 supports, and thus, the position of the upper limit is limited.
In addition, so-called movable contact 2 and operating grip 3 draw the hook 8a of hook-shaped and 8b and couple together on stop hole 2h that himself is provided with and 3h, and this hook 8a and 8b are arranged on the two ends of the operating spring 8 that is made of extension spring.
The diverter switch of Gou Chenging is such as shown in Figure 6 and Figure 7 like this, under the state above the operating sheet 3b of operating grip 3 is positioned at, operating spring 8 stretches the top ends of movable contact 2 and the base end part of operating grip 3 upward, so movable contact 2 is to normally closed fixed contact 4a one sideway swivel, travelling contact 2a and fixed contact 4a butt.Thus, the circuit between common terminal plate 6 and the normally closed stiff end daughter board 4 is closed.
If push sheet 3b, with fulcrum 3a is that fulcrum makes operating grip 3 to rotation counterclockwise, then the hook 8b of operating grip one side of operating spring 8 therefrom moves the mind-set below, the direction counter-rotating of the active force of this spring, movable contact 2 is sharply pulled to the below, so travelling contact 2a and the fixed contact 5a closure of often opening stiff end daughter board 5, common terminal plate 6 are switched to and often open stiff end daughter board 5 and connect.
When above-mentioned such diverter switch that constitutes is assembled in the circuit, or when circuit unloads, generally soldering iron is placed on the outside contact terminal of each terminal board and heats, be welded on electric wire on the terminal or fusing scolding tin draws back electric wire from terminal.But, connection operation at the electric wire that carries out such external connection terminals to diverter switch, or during the operation that wire connecting is drawn back, exist the heat conduction that is applied to external connection terminals to the resinous insulation base station that supports these terminals, lax situation takes place based on the fastening force of the terminal board of insulation base station in softening, the distortion of the insulation base station that is heated by this heat.If because of should lax causing each terminal board to shake, the then position of Nei Bu fixed contact, carriage relation dislocation, problem of unstable thereby the action of generation diverter switch becomes.
In addition, now because of environmental pollution control measure, in welding, use the Pb-free solder that does not contain lead composition more and more at large, but its fusing point of unleaded scolding tin is than the fusing point height that contains plumbous scolding tin, and the wetability to terminal component is lower than containing plumbous scolding tin, so using Pb-free solder to carry out under the situation of connection operation of electric wire, it is elongated that soldering iron is placed on the time of heating on the external connection terminals, can stand the diverter switch of the high-fire resistance of such heating time of long weld job so wish appearance.
Patent documentation 1: Japanese kokai publication hei 11-195346 communique
Summary of the invention
The present invention is problem in order to address the above problem with the diverter switch that a kind of high-fire resistance is provided, even the heating of pair external connection terminals is arranged, the resinous insulation base station that this diverter switch also can suppress to support this external connection terminals softens, is out of shape because of heat.
In order to solve above-mentioned problem, the invention provides a kind of diverter switch, it is provided with normally closed stiff end daughter board and the Chang Kai stiff end daughter board that fixed contact is installed and is formed with external connection terminals at base end part in separately top ends; With the carriage that is formed with the U font in top ends and be formed with the common terminal plate of external connection terminals at base end part, these terminal boards are imbedded the insulation base station that is formed by insulating resin and fixed and make the said fixing contact, carriage, expose with external connection terminals, on this insulation base station, be installed on the above-mentioned normally closed stiff end daughter board fixed contact be installed in the above-mentioned fixed contact of often opening on the stiff end daughter board and dispose in that the above-below direction devices spaced apart is relative, connect movable contact and operating grip forms micromotion mechanism (snapaction) by operating spring, wherein, above-mentioned movable contact is equipped with travelling contact in top ends, be formed with above-mentioned carriage butt and become the fulcrum of pivot point at base end part, the aforesaid operations handle is formed with and is rotated freely ground support and top ends by above-mentioned carriage and be arranged on the supporter butt on the above-mentioned insulation base station and become the fulcrum of pivot point, be provided with by operating sheet at base end part from peripheral operation, by at the operating sheet of above-below direction rotary manipulation aforesaid operations handle and the above-mentioned movable contact of inversion driving, thereby the travelling contact that makes top ends alternately switches to the fixed contact of the fixed contact of above-mentioned normally closed stiff end daughter board and Chang Kai stiff end daughter board and contacts, at above-mentioned normally closed stiff end daughter board, often open the stiff end daughter board, with the part of the above-mentioned insulation base station of being embedded in of common terminal plate, be provided with the narrow of narrow width.
In addition, the present invention has following advantage, that is, if above-mentioned normally closed stiff end daughter board, often drive terminal boards such as stiff end daughter board and common terminal plate and be embedded on the insulation base station of insulating resin system by insert being shaped, then can be with above-mentioned narrow as escapement.
Further, in the present invention, above-mentioned normally closed stiff end daughter board, the narrow of often driving terminal boards such as stiff end daughter board and common terminal plate can form by being holed in the inside of the mid portion of each terminal board.And side that above-mentioned narrow also can be by from the side or two sides carry out otch processing to each terminal board and form.
According to the present invention, because be provided with the reduced narrow of width at the mid portion that is embedded in the insulation base station of burying normally closed stiff end daughter board on the insulation base station of the insulating resin system that is supported on diverter switch underground, often drive terminal boards such as stiff end daughter board and common terminal plate, so the thermal resistance at this part terminal board becomes big, even in order by welding electric wire to be connected on the external connection terminals and this terminal board to be heated, also can suppress from the heat conduction of terminal board to the insulation base station, and the thermal deformation of the base station that can reduce to insulate.Therefore, can prevent because of the decline based on the fastening force of the insulation base station of each terminal board cause fixing lax, can improve the thermal endurance of diverter switch.
Description of drawings
Fig. 1 is the longitudinal section of expression based on the structure of the diverter switch of the first embodiment of the present invention.
Fig. 2 is the plane graph of expression based on the structure of the terminal board of the first embodiment of the present invention.
Fig. 3 is the longitudinal section of expression based on the structure of the diverter switch of the second embodiment of the present invention.
Fig. 4 is the plane graph of expression based on the structure of the terminal board of the second embodiment of the present invention.
Fig. 5 is the plane graph of expression based on the variation of the second embodiment of the present invention.
Fig. 6 is the stereogram of the structure of the existing diverter switch of expression.
Fig. 7 is the longitudinal section of the structure of the existing diverter switch of expression.
Symbol description
1 insulation base station
2 movable contacts
3 operating grips
4 normally closed stiff end daughter boards
The normally closed fixed contact of 4a
4f, 4g narrow
5 often open the stiff end daughter board
5a often drives fixed contact
5f, 5g narrow
6 common terminal plate
The 6a carriage
6f, 6g narrow
Embodiment
Below, in accordance with the embodiments illustrated embodiments of the present invention are illustrated.
(embodiment 1)
Fig. 1 and Fig. 2 represent first embodiment based on diverter switch of the present invention, and Fig. 1 is its longitudinal section, and Fig. 2 is the plane graph of the terminal board in the expression present embodiment.
Because the diverter switch of present embodiment is roughly the same with Fig. 6 and conventional example shown in Figure 7 in appearance, so for the surface structure of present embodiment, can be with reference to Fig. 6.
In Fig. 1 and Fig. 2, the structural element identical with existing switch be with identical symbolic representation, and omit its explanation.
From Fig. 1 and Fig. 2 obviously as can be known, in the diverter switch of embodiment 1, normally closed stiff end daughter board 4, often to open stiff end daughter board 5 identical with conventional example with common terminal plate 6, and the intermediate portion is imbedded in the insulation base station 1, connects this insulation base station and fixed, support by it.Be drawn out to insulation base station 1 above the top ends of each terminal board (4,5,6), respectively in conjunction with or be supported with fixed contact 4a, 5a and movable contact 2.Be drawn out to insulation base station 1 below base end part one side of each terminal board (4,5,6), be formed with external connection terminals 4b, 5b and 6b respectively.
Fig. 2 is the figure that expression is insulated base station 1 fixed support terminal board 4,5,6 before, from this figure obviously as can be known, mid portion 4d, 5d, the 6d in the insulation base station 1 of being embedded at terminal board 4,5,6 that the frame with 4 limit shapes of dotted line surrounds, according to the present invention, be formed with fenestra 4e, 5e, the 6e of suitable shape respectively in this part boring, be provided with the reduced narrow 4f of conductor width, 5f, 6f thus, this point is and the different part of above-mentioned existing apparatus.
Insert under the state of resin injection mould at the terminal board 4,5,6 that will be formed with narrow, be shaped by the common insertion of insulating resin being carried out moulding, the insulation base station 1 of terminal board is imbedded in formation, wherein, above-mentioned narrow is such as mentioned above, gets out fenestra 4e, 5e, 6e and forms the narrow of dwindling conductor width at the mid portion of imbedding insulation base station 1.Thus, in the insulation base station 1 of fixed support terminal board 4,5,6, as shown in Figure 1, in fenestra 4e, the 5e of each terminal board, 6e, also be filled with insulating resin, therefore each terminal board is higher for the anti-loosing effect of insulation base station 1, and terminal board 4,5,6 is insulated base station 1 and firmly fixes, supports.
In addition, the mid portion that is embedded in the insulation base station 1 at terminal board 4,5,6 is provided with fenestra respectively and forms the reduced narrow 4f of conductor width, 5f, 6f, thus, thermal resistance increase because of this part, even so external connection terminals 4b, 5b, 6b are heated in order to weld outside electric wire, also be suppressed from the heat conduction of terminal board to the insulation base station 1 of resin, the temperature of insulation base station 1 rises and is suppressed, so the thermal deformation of insulation base station 1 diminishes, lax being difficult to of the fastening force of 1 pair of terminal board of insulation base station 4,5,6 takes place.Even so use the high Pb-free solder of melt temperature to weld, also can suppress the thermal deformation of the insulation base station 1 of support fixation terminal board, can stably keep the switching characteristic of diverter switch.
Wherein, for the width of this narrow, though make it tiny as much as possible in order to increase thermal resistance, because also forming circuit so need make this width for guaranteeing the size of specified current capacity, is suitably selected in the value that satisfies two conditions.
(embodiment 2)
Though in the above embodiments 1, terminal board be embedded in the insulation base station mid portion get out fenestra and form the reduced narrow of conductor width, also can carry out otch and form narrow terminal board from the side as described as follows.
In the Fig. 3 and second embodiment shown in Figure 4, the mid portion that is embedded in insulation base station 1 at terminal board 4,5,6, be respectively arranged with otch 4m, 5m, the 6m shown in the dotted line Fig. 4 from a side of its side, be formed with the reduced narrow 4g of width, 5g, 6g at opposite side.In this case, pierce the step of notch, can increase the anti-loosing effect of 4,5,6 pairs of insulation base stations 1 of terminal board by formation.
In addition, Fig. 5 is the figure of variation of the terminal board of expression embodiment 2, in this Fig. 5, though only expression has common terminal plate 6 for example, but at the mid portion of imbedding this insulation base station 1, otch 6m, the 6n of being provided with from both sides like that shown in dotted line is formed with the reduced narrow 6h of width at the pars intermedia of this part.
As mentioned above, according to the present invention, by terminal board 4 in insulation base station 1 support fixation that is switched switch, 5,6 the mid portion that is embedded in insulation base station 1 forms the reduced narrow of width, even for electric wire being welded on external connection terminals 4b, 5b, 6b is last and to this external connection terminals 4b, 5b, the 6b heating, because the thermal resistance height of mid portion, so can suppress from the heat conduction of terminal board to the insulation base station, the thermal deformation of the insulation base station 1 that constitutes with insulating resin diminishes, lax being suppressed of terminal board, insulated substrate is to the supporting ﹠ stablizing of terminal board and maintenance securely.Therefore,, the thermal endurance of diverter switch can be improved, the weld job that uses the such high temperature scolding tin of Pb-free solder can be applicable to according to the present invention.
Claims (4)
1. a diverter switch is characterized in that, comprising:
Fixed contact is installed and is formed with the normally closed stiff end daughter board and the Chang Kai stiff end daughter board of external connection terminals at base end part in separately top ends; Be formed with the common terminal plate of external connection terminals with the carriage that is formed with the U font in top ends and at base end part,
It is also fixing that these terminal boards are imbedded the insulation base station that is formed by insulating resin, and described fixed contact, carriage and external connection terminals are exposed,
On this insulation base station, be installed on the described normally closed stiff end daughter board fixed contact be installed in the described fixed contact of often opening on the stiff end daughter board and dispose in that the above-below direction devices spaced apart is relative, connect movable contact and operating grip forms micromotion mechanism by operating spring, wherein, described movable contact is equipped with travelling contact in top ends, be formed with described carriage butt and become the fulcrum of pivot point at base end part, described operating grip is formed with and is rotated freely ground support and top ends by described carriage and be arranged on the supporter butt on the described insulation base station and become the fulcrum of pivot point, be provided with by operating sheet at base end part from peripheral operation, by at the operating sheet of the described operating grip of above-below direction rotary manipulation and the described movable contact of inversion driving, thereby the travelling contact that makes top ends alternately switches to the fixed contact of described normally closed stiff end daughter board and the fixed contact of Chang Kai stiff end daughter board also contacts
At described normally closed stiff end daughter board, often open the part of the described insulation base station of being embedded in of stiff end daughter board and common terminal plate, be provided with the narrow of narrow width.
2. diverter switch as claimed in claim 1 is characterized in that:
Described normally closed stiff end daughter board, often drive terminal boards such as stiff end daughter board and common terminal plate and be embedded on the insulation base station of insulating resin system by insert being shaped.
3. diverter switch as claimed in claim 1 or 2 is characterized in that:
Described normally closed stiff end daughter board, the narrow of often opening stiff end daughter board and common terminal plate form by being holed in the inside of the mid portion of each terminal board.
4. diverter switch as claimed in claim 1 or 2 is characterized in that:
Described normally closed stiff end daughter board, the narrow of often driving each terminal boards such as stiff end daughter board and common terminal plate form by from the side each terminal board being carried out otch.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007-077242 | 2007-03-23 | ||
| JP2007077242A JP2008235218A (en) | 2007-03-23 | 2007-03-23 | Changeover switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101271794A true CN101271794A (en) | 2008-09-24 |
| CN101271794B CN101271794B (en) | 2010-12-08 |
Family
ID=39731029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100858619A Expired - Fee Related CN101271794B (en) | 2007-03-23 | 2008-03-21 | Commutateur switch |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2008235218A (en) |
| CN (1) | CN101271794B (en) |
| FR (1) | FR2914107A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110660611A (en) * | 2019-11-04 | 2020-01-07 | 重庆市合百盛电子科技有限公司 | Adjustable temperature controller |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100927253B1 (en) * | 2009-02-05 | 2009-11-16 | (주)카마다코리아 | Rotary type push switch |
| JP5971586B2 (en) * | 2012-04-26 | 2016-08-17 | パナソニックＩｐマネジメント株式会社 | Contact device |
| JP2022078484A (en) * | 2020-11-13 | 2022-05-25 | Idec株式会社 | Microswitch |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54103561A (en) * | 1978-02-02 | 1979-08-15 | Matsushita Electric Ind Co Ltd | Circuit wiring apparatus |
| JPS63129928A (en) * | 1986-11-20 | 1988-06-02 | 川辺農研産業株式会社 | Culture of yam |
| JPS63179663A (en) * | 1987-01-20 | 1988-07-23 | Matsushita Electric Ind Co Ltd | Vertical deflection circuit |
| CN2170576Y (en) * | 1993-08-08 | 1994-06-29 | 刘天章 | Transfer switch |
| JPH0922635A (en) * | 1995-07-05 | 1997-01-21 | Hokuriku Electric Ind Co Ltd | Push switch |
| JPH1186682A (en) * | 1997-09-12 | 1999-03-30 | Matsushita Electric Works Ltd | Switch and switch apparatus using the switch |
| JP2001210189A (en) * | 2000-01-26 | 2001-08-03 | Matsushita Electric Works Ltd | Switch device |
| JP4054258B2 (en) * | 2002-12-25 | 2008-02-27 | アルプス電気株式会社 | Push button switch |
-
2007
- 2007-03-23 JP JP2007077242A patent/JP2008235218A/en active Pending
-
2008
- 2008-02-25 FR FR0800992A patent/FR2914107A1/en not_active Withdrawn
- 2008-03-21 CN CN2008100858619A patent/CN101271794B/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110660611A (en) * | 2019-11-04 | 2020-01-07 | 重庆市合百盛电子科技有限公司 | Adjustable temperature controller |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101271794B (en) | 2010-12-08 |
| FR2914107A1 (en) | 2008-09-26 |
| JP2008235218A (en) | 2008-10-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: FUJI ELECTRIC MACHINE SYSTEM CO., LTD. Free format text: FORMER OWNER: FUJI ELECTRIC ASSETS MANAGEMENT CO., LTD. Effective date: 20090515 Owner name: FUJI ELECTRIC ASSETS MANAGEMENT CO., LTD. Free format text: FORMER OWNER: FUJI ELECTRIC MACHINE SYSTEM CO., LTD. Effective date: 20090515 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20090515 Address after: Tokyo, Japan Applicant after: Fuji electric Asset Management Co. Address before: Tokyo, Japan Applicant before: FUJI ELECTRIC FA COMPONENTS & SYSTEMS Co.,Ltd. Effective date of registration: 20090515 Address after: Tokyo, Japan Applicant after: FUJI ELECTRIC FA COMPONENTS & SYSTEMS Co.,Ltd. Address before: Tokyo, Japan Applicant before: Fuji electric Asset Management Co. |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101208 Termination date: 20160321 |