CN212434529U

CN212434529U - Rocker switch

Info

Publication number: CN212434529U
Application number: CN202021443651.5U
Authority: CN
Inventors: 莫穗青
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-21
Filing date: 2020-07-21
Publication date: 2021-01-29
Anticipated expiration: 2030-07-21

Abstract

The utility model discloses a rocker switch, including the switch casing, the conductive terminal of setting in the switch casing, be provided with movable contact on conductive terminal, be provided with at the top of switch casing and press the rocker, bottom surface both ends pressing the rocker are provided with and support and press the feeler lever, the shaft hole has been seted up on switch casing's symmetry lateral wall upper portion, symmetry lateral wall middle part integrated into one piece pressing the rocker has the axostylus axostyle, the shaft hole includes lower extreme semi-circular portion and upper end in-line portion, there is the slope guide surface of declination in the shaping of oval circular shaft's lateral surface lower part, the axostylus axostyle is when the shaft hole internal rotation, make the central point skew of axostylus axostyle under the effect. The utility model discloses a structure sets up rationally to can make the central point skew of axostylus axostyle when the axostylus axostyle removes, so cause the swing angle grow, guarantee to press the operation stationarity and the reliability of wane, also have certain translation stroke, the practicality is strong.

Description

Rocker switch

Technical Field

The utility model belongs to the technical field of the switch, concretely relates to rocker switch.

Background

The rocker switch is a common switch, it mainly comprises switch shell and rocker and the electrically conductive contact of fixing in the switch shell, among the prior art, it has seted up the round hole at the symmetrical lateral wall of switch shell, then integrated into one piece has the round axle on the middle part symmetrical lateral wall of rocker, its rocker is in the round hole, it can realize on-off operation, but in the in-service use process, the rocker is when the operation, in order to guarantee the stroke of rocker, need make the axostylus axostyle of rocker go up and down in the round hole, thereby make the aperture of round hole be greater than the diameter of round axle, thereby can make the clearance of the two great, thereby make the dust get into in the switch shell from this minute in the clearance easily, influence normal use, be difficult to guarantee the degree of closure of rocker and switch shell, the switch stroke also is difficult to guarantee simultaneously, the practicality receives the restriction.

Disclosure of Invention

The utility model aims at providing a use reliable and stable and the rocker switch that the practicality is strong.

Realize the technical scheme of the purpose is a rocker switch, including the switch casing, set up conductive terminal in the switch casing is provided with movable contact on conductive terminal the top of switch casing is provided with presses the rocker the bottom surface both ends of pressing the rocker are provided with and support the pressure feeler lever, support the activity of pressure feeler lever and support and press on movable contact circular or oval-shaped shaft hole has been seted up on switch casing's symmetry lateral wall upper portion the symmetry lateral wall middle part integrated into one piece of pressing the rocker has oval or circular shape axostylus axostyle.

The shaft hole comprises a lower end semicircular part and an upper end linear part, the upper end linear part is parallel to the top edge of the switch shell, the shaft rod is an elliptical shaft, the long diameter of the elliptical shaft is positioned on a vertical line, a downward inclined guide surface is formed on the lower part of the outer side surface of the elliptical shaft, when the pressing rocker is pressed downwards, the inclined guide surface of the shaft rod can be separated from the shaft hole and attached to the inner wall of the switch shell, and when the shaft rod rotates in the shaft hole, the central point of the shaft rod is deviated under the action of the pressing of the upper end linear part, so that the swinging angle is increased.

The length of the shaft rod is the same as the thickness of the shaft hole, and the distance from the bottom edge of the inclined guide surface to the outer side surface of the pressing wane is 1/2 the thickness of the shaft hole.

The shaft hole is oval and the oval major diameter is on horizontal straight line, the axostylus axostyle is circular, thereby circular axostylus axostyle removes in oval shaft hole and makes the central point skew of axostylus axostyle, so causes the swing angle grow.

The pressing warping plate comprises a plane plate and a pressing operation piece which is integrally formed in the center of the top surface of the plane plate.

A limiting plate is arranged in the switch shell, a switch key through hole is formed in the limiting plate, and the limiting plate is located right above the movable contact.

The utility model discloses has positive effect: the structure of the utility model is reasonable, the circular shaft hole is matched with the elliptical shaft rod or the elliptical shaft hole is matched with the circular shaft rod, so that the central point of the shaft rod can be deviated when the shaft rod moves, the swing angle is increased, the operation stability and reliability of the pressing seesaw are ensured, a certain translation stroke is also provided, and the practicability is strong; simultaneously the lateral surface of its axostylus axostyle is provided with the slope guide surface, thereby can break away from the shaft hole, make and press the wane and have certain lift stroke, the shaft hole includes lower extreme semi-circular portion and upper end in-line portion simultaneously, thereby when pressing the wane and using the axostylus axostyle to rotate as the center, support through upper end in-line portion and press and to make the focus of axostylus axostyle also change, certain translation stroke has, thereby guarantee the operation stationarity and the reliability of pressing the wane, can guarantee simultaneously to press the degree of tightness of wane and switch shells inner wall, avoid the dust to get.

Drawings

In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the following specific embodiments, taken in conjunction with the accompanying drawings, in which:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic diagram of the explosion structure of the present invention;

fig. 3 is another schematic structural diagram of the present invention.

Detailed Description

(example 1)

Fig. 1 and 2 show an embodiment of the present invention, wherein fig. 1 is a schematic structural diagram of the present invention; fig. 2 is a schematic diagram of the explosion structure of the present invention.

Referring to fig. 1 and 2, a rocker switch includes a switch housing 1 and two or three conductive terminals 2 arranged in the switch housing, in this embodiment, the conductive terminals are provided with movable contacts 3, the top of the switch housing is provided with a pressing rocker 4, two ends of the bottom surface of the pressing rocker are provided with pressing contact rods 5, the pressing contact rods movably press against the movable contacts, circular or elliptical shaft holes 6 are formed in the upper portion of the symmetrical side walls of the switch housing, and elliptical or circular shaft rods 7 are integrally formed in the middle of the symmetrical side walls of the pressing rocker. In this embodiment, the shaft hole 6 includes a lower semicircular portion 61 and an upper linear portion 62, the upper linear portion is parallel to the top edge of the switch housing, the shaft rod 7 is an elliptical shaft 71, the major diameter of the elliptical shaft is on a vertical line, a downward inclined guiding surface 72 is formed at the lower portion of the outer side surface of the elliptical shaft, when the pressing rocker is pressed downward, the inclined guiding surface of the shaft rod can be detached from the shaft hole and attached to the inner wall of the switch housing, and when the shaft rod rotates in the shaft hole, the central point of the shaft rod is shifted under the pressing action of the upper linear portion, so that the swing angle is increased.

The seesaw 4 includes a flat plate 41 and a pressing operation piece 42 integrally formed at the center of the top surface of the flat plate.

A limiting plate 8 is arranged in the switch shell, a switch key through hole 9 is formed in the limiting plate, and the limiting plate is located right above the movable contact.

The structure of the utility model is reasonable, the circular shaft hole is matched with the elliptical shaft rod or the elliptical shaft hole is matched with the circular shaft rod, so that the central point of the shaft rod can be deviated when the shaft rod moves, the swing angle is increased, the operation stability and reliability of the pressing seesaw are ensured, a certain translation stroke is also provided, and the practicability is strong; simultaneously the lateral surface of its axostylus axostyle is provided with the slope guide surface, thereby can break away from the shaft hole, make and press the wane and have certain lift stroke, the shaft hole includes lower extreme semi-circular portion and upper end in-line portion simultaneously, thereby when pressing the wane and using the axostylus axostyle to rotate as the center, support through upper end in-line portion and press and to make the focus of axostylus axostyle also change, certain translation stroke has, thereby guarantee the operation stationarity and the reliability of pressing the wane, can guarantee simultaneously to press the degree of tightness of wane and switch shells inner wall, avoid the dust to get.

(example 2)

Fig. 3 shows a specific embodiment of the present invention, wherein fig. 3 is another schematic structural diagram of the present invention.

Referring to fig. 3, this embodiment is substantially the same as embodiment 1 except that: the shaft hole is oval and the oval major diameter is on horizontal straight line, the axostylus axostyle is circular, thereby circular axostylus axostyle removes in oval shaft hole and makes the central point skew of axostylus axostyle, so causes the swing angle grow.

The standard parts used in the present embodiment can be purchased directly from the market, and the non-standard structural parts described in the specification can also be obtained directly by processing according to the common general knowledge of the prior art without any doubt, and the connection mode of the parts adopts the conventional means matured in the prior art, and the machines, parts and equipment adopt the conventional models in the prior art, so that the detailed description is not given here.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And such obvious changes and modifications which fall within the spirit of the invention are deemed to be covered by the present invention.

Claims

1. The utility model provides a rocker switch, includes the switch housing, sets up conductive terminal in the switch housing is provided with movable contact on conductive terminal the top of switch housing is provided with presses the rocker the bottom surface both ends of pressing the rocker are provided with and support the pressure feeler lever, support the pressure feeler lever activity and support and press on movable contact, its characterized in that: the upper part of the symmetrical side wall of the switch shell is provided with a circular or oval shaft hole, and the middle part of the symmetrical side wall of the pressing rocker is integrally formed with an oval or circular shaft rod.

2. The rocker switch according to claim 1, wherein: the shaft hole comprises a lower end semicircular part and an upper end linear part, the upper end linear part is parallel to the top edge of the switch shell, the shaft rod is an elliptical shaft, the long diameter of the elliptical shaft is positioned on a vertical line, a downward inclined guide surface is formed on the lower part of the outer side surface of the elliptical shaft, when the pressing rocker is pressed downwards, the inclined guide surface of the shaft rod can be separated from the shaft hole and attached to the inner wall of the switch shell, and when the shaft rod rotates in the shaft hole, the central point of the shaft rod is deviated under the action of the pressing of the upper end linear part, so that the swinging angle is increased.

3. The rocker switch according to claim 2, wherein: the length of the shaft rod is the same as the thickness of the shaft hole, and the distance from the bottom edge of the inclined guide surface to the outer side surface of the pressing wane is 1/2 the thickness of the shaft hole.

4. The rocker switch according to claim 1, wherein: the shaft hole is oval and the oval major diameter is on horizontal straight line, the axostylus axostyle is circular, thereby circular axostylus axostyle removes in oval shaft hole and makes the central point skew of axostylus axostyle, so causes the swing angle grow.

5. The rocker switch according to claim 3 or claim 4, wherein: the pressing warping plate comprises a plane plate and a pressing operation piece which is integrally formed in the center of the top surface of the plane plate.

6. The rocker switch according to claim 5, wherein: a limiting plate is arranged in the switch shell, a switch key through hole is formed in the limiting plate, and the limiting plate is located right above the movable contact.