Multifunctional change-over switch
By designing the interaction between the toggle lever and the contact piece in the changeover switch, the problems of complex structure, large size, and few gear positions of existing changeover switches are solved, achieving the effect of multi-functional control.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-25
- Publication Date
- 2026-03-27
AI Technical Summary
Existing changeover switches are complex in structure, large in size, and have few positions, which cannot meet the needs of multi-functional control.
Design a multi-functional changeover switch. By installing a toggle lever between the upper shell and the base, and using the contact piece at the bottom of the toggle lever to electrically connect with the terminal, and combining the cooperation of the level plate and the level slot, multi-level switching can be achieved.
It achieves high integration, multiple circuits, multiple speeds, and more diverse functions to meet various control needs.
Smart Images
Figure CN224053065U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the field of switch connector, concretely relates to a multifunctional change-over switch. BACKGROUND
[0002] The change-over switch is a kind of circuit switch for switching multiple circuits, and can be used as circuit control switch, test equipment switch, motor control switch and master control switch and change-over switch for electric welding machine.The existing change-over switch has the following shortcomings: complex structure, large size, occupies much space, and has few gears and cannot meet the demand of multifunctional control. SUMMARY
[0003] In view of the above defects in the prior art, the utility model aims at providing a multifunctional change-over switch, and the specific technical scheme is as follows:
[0004] A multifunctional change-over switch, comprising an upper shell, a base, a lever, terminals, contact pieces and series pieces, the upper shell is installed above the base, the lever is installed between the upper shell and the base, two rows of spaced terminals are installed in the base, each row of terminals has multiple spaced terminals, two rows of spaced contact pieces are installed at the bottom of the lever, each row of contact pieces has multiple spaced contact pieces, the cross section of each contact piece is inverted U-shaped, one row of contact pieces corresponds to one row of terminals, and the series pieces are installed on the side of the lever, the upper shell is provided with multiple series grooves matched with the series pieces, and the lever is moved to make the contact pieces move to different positions to electrically connect different terminals.
[0005] As a preferred scheme of the utility model, one series piece is installed on each side of the lever.
[0006] As a preferred scheme of the utility model, the series piece is an elastic piece, and the series piece comprises inclined pieces on both sides and a middle piece in the middle, the middle piece is provided with a convex point, and the convex point partially extends into the series groove.
[0007] As a preferred scheme of the utility model, each row of terminals has ten spaced terminals, one row of contact pieces has two contact pieces, when the lever is moved to different positions, the first terminal is electrically connected to the third terminal through the first contact piece, the second terminal is electrically connected to the third terminal through the first contact piece, the third terminal is electrically connected to the fourth terminal through the first contact piece, the third terminal is electrically connected to the fifth terminal through the first contact piece, the sixth terminal is electrically connected to the eighth terminal through the second contact piece, the seventh terminal is electrically connected to the eighth terminal through the second contact piece, the eighth terminal is electrically connected to the ninth terminal through the second contact piece, and the eighth terminal is electrically connected to the tenth terminal through the second contact piece.
[0008] As a preferred scheme of the utility model, each row of terminals has twelve spaced terminals, one row of contact pieces has three contact pieces, when the moving stirring rod is at different positions, the first terminal is electrically connected with the third terminal through the first contact piece, the second terminal is electrically connected with the third terminal through the first contact piece, the third terminal is electrically connected with the fourth terminal through the first contact piece, the fifth terminal is electrically connected with the seventh terminal through the second contact piece, the sixth terminal is electrically connected with the seventh terminal through the second contact piece, the seventh terminal is electrically connected with the eighth terminal through the second contact piece, the ninth terminal is electrically connected with the eleventh terminal through the third contact piece, the tenth terminal is electrically connected with the eleventh terminal through the third contact piece, and the eleventh terminal is electrically connected with the twelfth terminal through the third contact piece.
[0009] As a preferred scheme of the utility model, the stirring rod extends from the upper shell upwards.
[0010] Beneficial effects: the multifunctional change-over switch can move the stirring rod between the upper shell and the base, make the step piece embed into different step grooves, fix the position of the stirring rod, electrically connect different terminals, have high integration, multiple lines, multiple gears and more functions, and meet the multiple control requirements. BRIEF DESCRIPTION OF DRAWINGS
[0011] Fig. 1 It is the perspective view of the embodiment one of the utility model;
[0012] Fig. 2 It is the exploded view of the embodiment one of the utility model;
[0013] Fig. 3 It is the simple diagram of each terminal conduction connection of the embodiment one of the utility model;
[0014] Fig. 4 It is the perspective view of the embodiment two of the utility model;
[0015] Fig. 5 It is the exploded view of the embodiment two of the utility model;
[0016] Fig. 6 It is the simple diagram of each terminal conduction connection of the embodiment two of the utility model. CONCRETE EMBODIMENT
[0017] The specific embodiment of the utility model is further explained as follows by combining with the drawings:
[0018] In the description of the utility model, it needs to explain, the term "center", "upper", "lower", "left", "right", "vertical", "horizontal", "internal", "external" and so on indicate the orientation or position relation based on the orientation or position relation shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and not indicate or imply the position or element must have a specific orientation, with a specific orientation structure and operation, therefore cannot be understood as the limitation of the utility model.
[0019] In the description of the utility model, it needs to explain, unless another explicit provision and limitation, the term "installation", "connection", "connect" should be broad sense, for example, can be fixed connection, can be detachable connection, or integrally connected, can be mechanical connection, can be electrical connection, can be directly connected, can be indirectly connected through the intermediate medium, can be the communication of two elements inside.For ordinary skilled in the art, the above-mentioned term can be understood according to the specific meaning in the utility model.
[0020] As Figs. 1-6 Indicated, a multifunctional change-over switch includes upper shell 1, base 2, toggle lever 3, terminal 4, contact piece 5 and series piece 6, upper shell 1 is installed above base 2, toggle lever 3 is installed between upper shell 1 and base 2, two rows of spaced apart terminals 4 are installed in base 2, each row of terminals 4 has multiple spaced apart terminals 4, two rows of spaced apart contact pieces 5 are installed at the bottom of toggle lever 3, each row of contact pieces 5 has multiple spaced apart contact pieces 5, the cross section of each contact piece 5 is inverted U shape, a row of contact pieces 5 corresponds to a row of terminals 4, series piece 6 is installed at the side of toggle lever 3, upper shell 1 is provided with multiple series grooves 7 matched with series piece 6, moving toggle lever 3 makes contact piece 5 move to different positions to make different terminals electrically connected.
[0021] Implementation one: as Figs. 1-3 Indicated, the switch has 4 gears, series groove 7 has 4, each row of terminals 4 has ten spaced apart terminals, a row of contact pieces 5 has two contact pieces, when the first gear of the left side of toggle lever, the first terminal is electrically connected with the third terminal through the first contact piece, the sixth terminal is electrically connected with the eighth terminal through the second contact piece, when the second gear of moving toggle lever, the second terminal is electrically connected with the third terminal through the first contact piece, the seventh terminal is electrically connected with the eighth terminal through the second contact piece, when the third gear of moving toggle lever, the third terminal is electrically connected with the fourth terminal through the first contact piece, the eighth terminal is electrically connected with the ninth terminal through the second contact piece, when the fourth gear of the right side of moving toggle lever, the third terminal is electrically connected with the fifth terminal through the first contact piece, the eighth terminal is electrically connected with the tenth terminal through the second contact piece.
[0022] Implementation two: as Figs. 4-6As shown, the switch has 3 gears, the gear slot 7 has 3, each row of terminals has twelve spaced apart terminals, and each row of contact pieces has three contact pieces. When the moving lever is in the left first gear, the first terminal is electrically connected to the third terminal through the first contact piece, the fifth terminal is electrically connected to the seventh terminal through the second contact piece, and the ninth terminal is electrically connected to the eleventh terminal through the third contact piece. When the moving lever is in the middle second gear, the second terminal is electrically connected to the third terminal through the first contact piece, the sixth terminal is electrically connected to the seventh terminal through the second contact piece, and the tenth terminal is electrically connected to the eleventh terminal through the third contact piece. When the moving lever is in the right third gear, the third terminal is electrically connected to the fourth terminal through the first contact piece, the seventh terminal is electrically connected to the eighth terminal through the second contact piece, and the eleventh terminal is electrically connected to the twelfth terminal through the third contact piece.
[0023] Specifically, the moving lever 3 is provided with a gear piece 6 on each of the front and rear sides. The gear piece 6 is an elastic piece, and includes inclined pieces on both sides and a middle piece in the middle. The middle piece is provided with a protruding point 61, and the protruding point 61 partially extends into the gear slot 7. The moving lever 3 extends out of the upper shell 1 from above.
[0024] The above is a further detailed description of the present application in combination with a specific preferred embodiment, and the specific implementation of the present application should not be limited to these descriptions. For ordinary skilled persons in the technical field to which the present application belongs, some simple deductions or substitutions can be made without departing from the concept of the present application, and all of them should be considered as falling within the protection scope of the present application.
Claims
1. A multifunctional change-over switch comprising an upper shell, a base, a toggle lever, the upper shell being mounted above the base, the toggle lever being mounted between the upper shell and the base, characterized in that: The terminal, the contact piece and the step piece are also included, two rows of spaced-apart terminals are installed in the base, each row of terminals has a plurality of spaced-apart terminals, two rows of spaced-apart contact pieces are installed at the bottom of the dialing rod, each row of contact pieces has a plurality of spaced-apart contact pieces, the cross section of each contact piece is inverted U-shaped, one row of contact pieces corresponds to one row of terminals, the step piece is installed at the side of the dialing rod, the upper shell is provided with a plurality of step grooves matched with the step piece, and the dialing rod is moved to make the contact pieces move to different positions and thus make different terminals electrically connected.
2. The multifunctional switch according to claim 1, characterized in that: One step piece is installed at each of the front and rear sides of the dialing rod.
3. A multifunctional changeover switch according to claim 1 or 2, characterized in that: The step piece is an elastic piece, the step piece includes inclined pieces at two sides and a middle piece at the middle, the middle piece is provided with a convex point, and the convex point partially extends into the step groove.
4. The multifunctional switch according to claim 1, characterized in that: Each row of terminals has ten spaced-apart terminals, one row of contact pieces has two contact pieces, when the dialing rod is moved to different positions, the first terminal is electrically connected to the third terminal through the first contact piece, the second terminal is electrically connected to the third terminal through the first contact piece, the third terminal is electrically connected to the fourth terminal through the first contact piece, the third terminal is electrically connected to the fifth terminal through the first contact piece, the sixth terminal is electrically connected to the eighth terminal through the second contact piece, the seventh terminal is electrically connected to the eighth terminal through the second contact piece, the eighth terminal is electrically connected to the ninth terminal through the second contact piece, and the eighth terminal is electrically connected to the tenth terminal through the second contact piece.
5. The multi-functional switcher according to claim 1, wherein: Each row of terminals has twelve spaced-apart terminals, one row of contact pieces has three contact pieces, when the dialing rod is moved to different positions, the first terminal is electrically connected to the third terminal through the first contact piece, the second terminal is electrically connected to the third terminal through the first contact piece, the third terminal is electrically connected to the fourth terminal through the first contact piece, the fifth terminal is electrically connected to the seventh terminal through the second contact piece, the sixth terminal is electrically connected to the seventh terminal through the second contact piece, the seventh terminal is electrically connected to the eighth terminal through the second contact piece, the ninth terminal is electrically connected to the eleventh terminal through the third contact piece, the tenth terminal is electrically connected to the eleventh terminal through the third contact piece, and the eleventh terminal is electrically connected to the twelfth terminal through the third contact piece.
6. A multifunctional changeover switch according to any one of claims 1-5, characterized in that: The dialing rod extends out from the upper shell.