CN204303576U - A kind of multi-functional circuit change-over switch - Google Patents

A kind of multi-functional circuit change-over switch Download PDF

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Publication number
CN204303576U
CN204303576U CN201420721074.XU CN201420721074U CN204303576U CN 204303576 U CN204303576 U CN 204303576U CN 201420721074 U CN201420721074 U CN 201420721074U CN 204303576 U CN204303576 U CN 204303576U
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CN
China
Prior art keywords
movable contact
drain pan
spring
groove
contact spring
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.)
Expired - Fee Related
Application number
CN201420721074.XU
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Chinese (zh)
Inventor
吴雪刚
林相如
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NINGBO JIALIN ELECTRONICS CO Ltd
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NINGBO JIALIN ELECTRONICS CO Ltd
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Priority to CN201420721074.XU priority Critical patent/CN204303576U/en
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Publication of CN204303576U publication Critical patent/CN204303576U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model relates to a kind of multi-functional circuit change-over switch, comprises drain pan, stretches into the fixed touching plate in drain pan, be arranged at the push rod in drain pan, can along with the movable contact spring of push rod and fixed touching plate movable contact.Push rod comprises bar body, and in bar body, left and right offers at least two grooves, and each groove interval is arranged, and be placed with movable contact spring and little spring in groove, movable contact spring is pressed on an inwall of groove by little spring.Movable contact spring in this multi-functional circuit change-over switch is movably set in spaced groove, the convenient exchange position of movable contact spring in groove, thus to need to arrange movable contact spring with fixed touching plate according to use be open in usual contact or normally closed type contact, regulate very convenient, needs use simultaneously often open with normally closed type switch time, without the need to using multiple switch, only need to exchange the position of movable contact spring, the scope of application is wide, and use cost is low.

Description

A kind of multi-functional circuit change-over switch
Technical field
The utility model relates to electric switch technical field, and being specifically related to can the multi-functional circuit change-over switch of simultaneously break-make many circuits.
Background technology
Existing switch is varied, switch while realizing many circuits, there is knockdown synchronous linked switch, but existing synchronous linked switch is directly open type or closed type, if need simultaneously to include Chang Kai and normally-closed contact circuit switch time, then need to utilize the synchronous linked switch of open type and the synchronous linked switch of closed type, install and relatively bother, control can not be precisely synchronous simultaneously.
As the Chinese utility model patent " combined type synchronous linkage microswitch " that the patent No. is ZL200920125278.6 (Authorization Notice No. is 201387832Y), switch disclosed in it, its movable contact spring is sleeved on push rod, movable contact spring contacts with lug plate under the promotion of push rod, complete switch motion, the switch of this structure can not transfer the position of movable contact spring, and then can not change the switchtype of each movable contact spring.
Authorization Notice No. is the Chinese utility model patent " multicircuit actuating length switch " of CN202796572U (application number is 201220472570.7) in addition, movable contact spring in construction of switch disclosed in it is socketed on button spindle equally, and then by the individual movable contact spring of the many groups of action drive of button spindle and switching on and off of static contact, thus use as many group open types or normally closed property switch, also cannot transfer the position of movable contact spring to change switchtype
Utility model content
Technical problem to be solved in the utility model provides a kind of multi-functional circuit change-over switch can exchanging the switchtype of a switch contact for above-mentioned prior art.
The technical scheme in the invention for solving the above technical problem is: a kind of multi-functional circuit change-over switch, comprise drain pan, stretch into the fixed touching plate in described drain pan, be arranged at the push rod that also can slide in described drain pan in described drain pan, can along with the movable contact spring of described push rod and described fixed touching plate movable contact, it is characterized in that: described push rod comprises bar body, the two ends of described bar body are connected with the first joint pin and the second joint pin respectively;
Described first joint pin stretches out in outside described drain pan, and the first end of described bar body can be butted on the first end inwall of described drain pan; Described second joint pin is arranged with a spring, and the first end of described spring is butted on the second end of described bar body, and the second end of described spring is butted on described drain pan second end inwall;
In described bar body, left and right offers at least two grooves, each groove interval is arranged, movable contact spring and little spring is placed with in described groove, one end of described little spring is butted on the inwall of described groove one end, the other end of described little spring is butted on described movable contact spring, and is pressed in by described movable contact spring on the inwall of the described groove other end;
Under the state that push rod is failure to actuate, described fixed touching plate stretches into the both sides of push rod in described drain pan, and aligns with the position of the wherein sidewall in described groove, matches with described fixed touching plate, and the two ends of described movable contact spring stretch out in described groove both sides respectively.
Conveniently spacing little spring, a banking stop is also placed with in described groove, described banking stop is provided with a convex key suitable with described little spring internal diameter, described movable contact spring is provided with a salient point suitable with little spring internal diameter, the two ends of described little spring are spacing on described salient point and convex key respectively, and described banking stop and described movable contact spring are butted on respectively on the two ends inwall of described groove.
In order to the glide direction of spacing guiding movable contact spring, axially the stopper slot be connected with described groove is provided with above described bar body and/or below, the length of described stopper slot is corresponding with described groove, described banking stop is provided with the positive stop key that can stretch into described stopper slot, described movable contact spring is provided with the double wedge that can stretch into described stopper slot.
Easily, multi-functional circuit change-over switch also comprises upper cover, and described upper cover and described drain pan match and fasten, and the both sides of described upper cover are provided with mounting groove, and described fixed touching plate to insert in described mounting groove and stretches in described drain pan.
Conveniently wiring, the terminals bending of described fixed touching plate paste be arranged on described on cover, corresponding to the position of each fixed touching plate terminals, cover on described and offer fixing hole, corresponding to described fixing hole, the terminals of described fixed touching plate offer corresponding perforate, described by described perforate, in described fixing hole, terminal screw is installed, described terminal screw is socketed with compressing tablet.
Get lines crossed or short to prevent different circuits, multi-functional circuit change-over switch also comprise be arranged at described on the cover body that covers, be provided with partition in described cover body, described cover body is divided into multiple accommodating cavity by described partition, and described compressing tablet is isolated respectively and is contained in each accommodating cavity;
Corresponding to the position of described terminal screw, described cover body upper end offers installing hole;
Corresponding to each compressing tablet, the both sides of described cover body offer connection jaws.
The conveniently installing/dismounting of upper cover and cover body, the sidewall of described cover body is provided with grab, suitable with described grab, covers and offer bayonet socket on described.
Preferably, described drain pan second end is upwards extended a catch, and the second end of described spring is butted on this catch; Corresponding to described catch, cover correspondence on described and offer a groove.
Easily, the first end of described drain pan is provided with the through hole passed for described first joint pin;
Or correspondence is provided with half breach on the sidewall of described drain pan and described upper cover first end, described drain pan and described on half breach that covers jointly form a through hole passed for described first joint pin.
In order to the scope of activities of spacing push rod, the two ends in described drain pan are provided with the spacing slideway for spacing described push rod glide direction.
Compared with prior art, the utility model has the advantage of: the movable contact spring in this multi-functional circuit change-over switch is movably set in spaced groove, the convenient exchange position of movable contact spring in groove, thus to need to arrange movable contact spring with fixed touching plate according to use be open in usual contact or normally closed type contact, regulate very convenient, needs use simultaneously often open with normally closed type switch time, without the need to using multiple switch, only need the position exchanging movable contact spring, the scope of application is wide, and use cost is low.
Accompanying drawing explanation
Fig. 1 is the stereogram of multi-functional circuit change-over switch in the utility model embodiment.
Fig. 2 is the exploded view of multi-functional circuit change-over switch in the utility model embodiment.
Fig. 3 is the installation diagram that in the utility model embodiment, multi-functional circuit change-over switch removes cover body.
Fig. 4 is the cooperation installation diagram of fixed touching plate and movable contact spring in the utility model embodiment.
Fig. 5 is the stereogram of push rod in the utility model embodiment.
Fig. 6 is the stereogram of cover body in the utility model embodiment.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, the utility model is described in further detail.
As shown in Fig. 1 ~ Fig. 6, the multi-functional circuit change-over switch in the present embodiment, comprises drain pan 1, to match the upper cover 7 fastened, be arranged at the cover body 9 on upper cover 7 with drain pan 1.In the present embodiment, drain pan 1 and upper cover 7 are fixed by screw.
In drain pan 1, there is cavity, push rod 4 is placed with in cavity, push rod 4 can slide in this cavity, and the two ends in the cavity of this drain pan 1 are also provided with in order to spacing for the spacing slideway 12 of spacing described push rod 4 glide direction, the activity of push rod 4 in this spacing slideway 12.
Wherein push rod 4 comprises bar body 41, and the two ends of bar body 41 are connected with the first joint pin 42 and the second joint pin 43 respectively.
On the sidewall of drain pan 1 and upper cover 7 first end, correspondence is provided with half breach, and half breach on drain pan 1 and upper cover 7 forms a through hole 10 passed for the first joint pin 42 jointly.It is outer to facilitate pressing thus to carry out switch motion that first joint pin 42 stretches out in drain pan 1 by this through hole 10, and the first end of bar body 41 can be butted on the first end inwall of drain pan 1.Drain pan 1 second end upwards extended have on catch 11, second joint pin 43 be arranged with a spring 44, the first end of this spring 44 is butted on the second end of bar body 41, and the second end of spring 44 is butted on this catch 11.Corresponding to aforementioned catch 11, on upper cover 7, correspondence offers a slit, then when drain pan 1 and upper cover 7 are installed, this catch 11 can insert in this slit, prevents the installation affecting drain pan 1 and upper cover 7.
When first joint pin 42 is subject to external force pressure, then the first end of bar body 41 departs from the inwall of drain pan 1 first end, push rod 4 entirety is inner press-in along spacing slideway 12 to drain pan 1, under the pressure effect of bar body 41 second end, spring 44, by outer force compresses, after the release of this external force, then returns to original position at the restoring force effect lower push-rod 4 of spring 44, namely the first end of bar body 41 is butted on the inwall of drain pan 1 first end, and the first joint pin 42 stretches out through hole 10.
In bar body 41, left and right offers six grooves 411, each groove 411 interval is arranged, in order to the glide direction of spacing guiding movable contact spring 3, corresponding to each groove 411, bar body 41 is axially provided with the stopper slot 412 communicated with groove 411, the length of stopper slot 412 and the corresponding of groove 411 above and below.Be placed with movable contact spring 3, little spring 5 and banking stop 6 in each groove 411 respectively, the two ends of movable contact spring 3 stretch out in the both sides of groove 411 respectively, and the two ends of movable contact spring 3 are provided with contact.Movable contact spring 3 is provided with the double wedge 32 that can stretch into stopper slot 412, then, after double wedge 32 and stopper slot 412 coordinate and install, facilitates the placement of movable contact spring 3 and the glide direction of movable contact spring 3 can be limited, preventing movable contact spring 3 to be shifted in sliding process.Banking stop 6 is provided with the positive stop key 62 that can stretch into stopper slot 412, coordinates fixing banking stop 6 easy for installation by this positive stop key 62 and stopper slot 412.The conveniently installation of little spring 5, banking stop 6 is provided with a convex key 61 suitable with little spring 5 internal diameter, movable contact spring 3 is provided with a salient point 31 suitable with little spring 5 internal diameter, the two ends of little spring 5 are spacing on salient point 31 and convex key 61 respectively, and banking stop 6 and movable contact spring 3 are butted on respectively on the two ends inwall of groove 411.
The both sides of upper cover 7 are provided with 12 mounting grooves 71, and every side arranges six, insert fixed touching plate 2 respectively and to stretch in drain pan 1 coupling corresponding with the two ends of movable contact spring 3 respectively in mounting groove 71.Under the state that push rod 4 is failure to actuate, fixed touching plate 2 stretches into the both sides of push rod 4 in drain pan 1, and aligns with the position of the wherein sidewall in groove 411, and the end of fixed touching plate 2 is provided with the contact of fixed touching plate 2.So, under the not operating state of push rod 4, when movable contact spring 3 to be against by little spring 5 on the sidewall that fixed touching plate 2 aligns, the contact at movable contact spring 3 two ends of then placing in this groove 411 and with to contacting respectively the contact stretched on the fixed touching plate 2 of both sides in drain pan 1 of groove 411 sidewall, namely form normally closed type switch contact.On the contrary, when the sidewall that fixed touching plate 2 aligns and the sidewall that movable contact spring 3 compresses are the different lateral in same groove 411, be then switch contact open in usual.Under the state of push rod 4 action, then movable contact spring 3 two ends in switch contact open in usual depart from the fixed touching plate 2 contacted with it respectively, and normally opened contact is opened.Movable contact spring 3 in normally closed type switch contact is gradually near fixed touching plate 2, and final movable contact spring 3 is pressed on fixed touching plate 2, and the contact on the contact on movable contact spring 3 and fixed touching plate 2 contacts, this normally opened contact of conducting.
User can according to oneself need movable contact spring 3 is taken out and adjusts its placement location, type and the number of this multi-functional circuit change-over switch breaker in middle contact can be adjusted easily.Multi-functional circuit change-over switch in the present embodiment comprises four switch contacts open in usual and a normally closed type switch contact.In order to prevent getting lines crossed with the movable contact spring 3 in normally closed type switch contact, the groove 411 at movable contact spring 3 place in normally closed type switch contact and groove 411 mesophase spherule at movable contact spring 3 place in the switch contact open in usual be adjacent are every a groove 411.
Terminals 21 bending of fixed touching plate 2 pastes and is arranged on upper cover 7, corresponding to the position of each fixed touching plate 2 terminals 21, upper cover 7 offers fixing hole 72, corresponding to fixing hole 72, the terminals 21 of fixed touching plate 2 offer corresponding perforate 211, by this perforate 211, terminal screw 8 is installed in fixing hole 72, terminal screw 8 is socketed with compressing tablet 81, then external wire accesses between these compressing tablet 81 and terminals 21 of fixed touching plate 2, after external wire connects, screw terminal screw 8, then compressing tablet 81 is pressed on external wire, thus realize the electrical connection of external component and fixed touching plate 2.
In order to prevent different circuits from getting lines crossed or short, be provided with partition 91 in cover body 9, in the present embodiment, cover body 9 is being divided into 12 accommodating cavities by partition 91, and each compressing tablet 81 is isolated respectively and is contained in each accommodating cavity, an isolation compressing tablet 81 in an accommodating cavity.Corresponding to the position of terminal screw 8, cover body 9 upper end offers installing hole 92, can operate screw 8 easily by this installing hole 92.Corresponding to each compressing tablet 81, the both sides of cover body 9 offer connection jaws 93, by this connection jaws 93, external wire is facilitated to be connected between the terminals 21 of compressing tablet 81 and fixed touching plate 2 from this connection jaws 93, simultaneously under the isolation of partition 91, prevent getting lines crossed or short problem between wire, ensure that stability and the security of use.Rotate terminal screw 8 by installing hole 92, make each compressing tablet 81 be pressed on the terminals 21 of fixed touching plate 2, then external wire is crushed in the middle of the terminals 21 of compressing tablet 81 and fixed touching plate 2, realizes the electrical connection between external circuits and fixed touching plate 2.
The conveniently installing/dismounting of upper cover 7 and cover body 9, the sidewall of cover body 9 is provided with grab 94, suitable with this grab 94, upper cover 7 offers bayonet socket 73, grab 94 buckles into the installation namely completing upper cover 7 and cover body 9 in bayonet socket 73, relative interior compression grab 94, and cover body 9 can be disassembled on upper cover 7 to pull-up by cover body 9, so, can for convenience detachly safeguard.
This multi-functional circuit change-over switch in use, push rod 4 under the effect of external force along spacing slideway 12 to drain pan 1 internal slide, in the process of sliding, drive movable contact spring 3 to move and Compress Spring 44, movable contact spring 3 moves to and contacts with fixed touching plate 2, and be pressed under the effect of little spring 5 on fixed touching plate 2, the electrical connection of realization and fixed touching plate 2, or be separated with fixed touching plate 2, after disconnecting the electrical connection with fixed touching plate 2, its each switch contact plays its on-off action as open in usual or normally closed type, after External Force Acting disappears, under the elastic force effect of spring 44, drag push rod 4 and be returned to original position, then corresponding movable contact spring 3 and fixed touching plate 2 are returned to previous status.This multi-functional circuit change-over switch needs open in usual or normally closed type switch to use as multichannel according to user, also can use as open in usual and normally closed type hybrid switch simultaneously, thus reach the effect of multichannel normal open switch and multichannel normally closed switch.

Claims (10)

1. a multi-functional circuit change-over switch, comprise drain pan (1), stretch into the fixed touching plate (2) in described drain pan (1), be arranged at the push rod (4) that also can slide in described drain pan (1) in described drain pan (1), can along with described push rod (4) and the movable contact spring (3) of described fixed touching plate (2) movable contact, it is characterized in that: described push rod (4) comprises bar body (41), the two ends of described bar body (41) are connected with the first joint pin (42) and the second joint pin (43) respectively;
Described first joint pin (42) stretches out in described drain pan (1) outward, and the first end of described bar body (41) can be butted on the first end inwall of described drain pan (1); Described second joint pin (43) is arranged with a spring (44), the first end of described spring (44) is butted on the second end of described bar body (41), and the second end of described spring (44) is butted on described drain pan (1) second end inwall;
In described bar body (41), left and right offers at least two grooves (411), each groove (411) interval is arranged, movable contact spring (3) and little spring (5) is placed with in described groove (411), one end of described little spring (5) is butted on the inwall of described groove (411) one end, the other end of described little spring (5) is butted on described movable contact spring (3), and is pressed in by described movable contact spring (3) on the inwall of described groove (411) other end;
Under the state that push rod (4) is failure to actuate, described fixed touching plate (2) stretches into the both sides of push rod (4) in described drain pan (1), and align with the position of the wherein sidewall in described groove (411), match with described fixed touching plate (2), the two ends of described movable contact spring (3) stretch out in described groove (411) both sides respectively.
2. multi-functional circuit change-over switch according to claim 1, it is characterized in that: in described groove (411), be also placed with a banking stop (6), described banking stop (6) is provided with a convex key (61) suitable with described little spring (5) internal diameter, described movable contact spring (3) is provided with a salient point (31) suitable with little spring (5) internal diameter, the two ends of described little spring (5) are spacing on described salient point (31) and convex key (61) respectively, and described banking stop (6) and described movable contact spring (3) are butted on the two ends inwall of described groove (411) respectively.
3. multi-functional circuit change-over switch according to claim 2, it is characterized in that: described bar body (41) is axially provided with the stopper slot (412) be connected with described groove (411) above and/or below, the length of described stopper slot (412) is corresponding with described groove (411), described banking stop (6) is provided with the positive stop key (62) that can stretch into described stopper slot (412), described movable contact spring (3) is provided with the double wedge (32) that can stretch into described stopper slot (412).
4. multi-functional circuit change-over switch according to claim 1, it is characterized in that: also comprise upper cover (7), described upper cover (7) and described drain pan (1) match and fasten, the both sides of described upper cover (7) are provided with mounting groove (71), and described fixed touching plate (2) to insert in described mounting groove (71) and stretches in described drain pan (1).
5. multi-functional circuit change-over switch according to claim 4, it is characterized in that: terminals (21) bending of described fixed touching plate (2) pastes and is arranged on described upper cover (7), corresponding to the position of each fixed touching plate (2) terminals (21), described upper cover (7) offers fixing hole (72), corresponding to described fixing hole (72), the terminals (21) of described fixed touching plate (2) offer corresponding perforate (211), described by described perforate (211), terminal screw (8) is installed in described fixing hole (72), described terminal screw (8) is socketed with compressing tablet (81).
6. multi-functional circuit change-over switch according to claim 5, it is characterized in that: also comprise the cover body (9) be arranged on described upper cover (7), partition (91) is provided with in described cover body (9), described cover body (9) is divided into multiple accommodating cavity by described partition (91), and described compressing tablet (81) is isolated respectively and is contained in each accommodating cavity;
Corresponding to the position of described terminal screw (8), described cover body (9) upper end offers installing hole (92);
Corresponding to each compressing tablet (81), the both sides of described cover body (9) offer connection jaws (93).
7. multi-functional circuit change-over switch according to claim 6, it is characterized in that: the sidewall of described cover body (9) is provided with grab (94), suitable with described grab (94), described upper cover (7) offers bayonet socket (73).
8. the multi-functional circuit change-over switch according to the arbitrary claim of claim 4 ~ 7, it is characterized in that: described drain pan (1) second end is upwards extended a catch (11), the second end of described spring (44) is butted on this catch (11); Corresponding to described catch (11), the upper correspondence of described upper cover (7) offers a slit.
9. the multi-functional circuit change-over switch according to the arbitrary claim of claim 4 ~ 7, is characterized in that: the first end of described drain pan (1) is provided with the through hole (10) passed for described first joint pin (42);
Or correspondence is provided with half breach on the sidewall of described drain pan (1) and described upper cover (7) first end, half breach on described drain pan (1) and described upper cover (7) forms a through hole (10) passed for described first joint pin (42) jointly.
10. the multi-functional circuit change-over switch according to the arbitrary claim of claim 1 ~ 7, is characterized in that: the two ends in described drain pan (1) are provided with the spacing slideway (12) for spacing described push rod (4) glide direction.
CN201420721074.XU 2014-11-26 2014-11-26 A kind of multi-functional circuit change-over switch Expired - Fee Related CN204303576U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420721074.XU CN204303576U (en) 2014-11-26 2014-11-26 A kind of multi-functional circuit change-over switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420721074.XU CN204303576U (en) 2014-11-26 2014-11-26 A kind of multi-functional circuit change-over switch

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CN204303576U true CN204303576U (en) 2015-04-29

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104392850A (en) * 2014-11-26 2015-03-04 宁波嘉林电子有限公司 Multifunctional circuit changeover switch
CN113325770A (en) * 2021-05-27 2021-08-31 安徽工程大学 Multi-circuit control switch capable of being matched in time sequence

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104392850A (en) * 2014-11-26 2015-03-04 宁波嘉林电子有限公司 Multifunctional circuit changeover switch
CN113325770A (en) * 2021-05-27 2021-08-31 安徽工程大学 Multi-circuit control switch capable of being matched in time sequence
CN113325770B (en) * 2021-05-27 2022-06-28 安徽工程大学 Multi-circuit control switch capable of being matched in time sequence

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CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20150429

Termination date: 20171126