CN108281319B

CN108281319B - Rocker switch

Info

Publication number: CN108281319B
Application number: CN201810078760.2A
Authority: CN
Inventors: 周定国
Original assignee: Ningbo Gongniu Electric Appliances Co Ltd
Current assignee: Ningbo Gongniu Electric Appliances Co Ltd
Priority date: 2018-01-26
Filing date: 2018-01-26
Publication date: 2020-12-04
Anticipated expiration: 2038-01-26
Also published as: CN108281319A

Abstract

The invention is suitable for the field of electric appliances, and provides a rocker switch. The rocker switch provided by the embodiment of the invention comprises: a support member; and a rocker assembly in contact engagement with the support; the rocker assembly comprises a contact, a rocker body and a clamping part positioned on the rocker body; the clamping part is matched with the supporting end of the supporting piece so as to prevent discontinuous contact caused by the movement of the rocker component on the supporting piece when the rocker switch is switched on and off. The clamping part is matched with the supporting end of the supporting piece, so that the wane and the supporting piece are firmly matched, the electric contact is stable, and the situation that the wane component moves on the supporting piece to cause the contact between the wane component and the supporting piece to be discontinuous when a user presses a switch is avoided.

Description

Rocker switch

Technical Field

The invention belongs to the field of electric appliances, and particularly relates to a rocker switch.

Background

The rocker switch is also called a boat switch, a rocker switch, an IO switch and a power switch, and is widely applied to products such as a water dispenser, a treadmill, a computer sound box, a battery car, a motorcycle, an ion television, a socket and the like. Generally, the rocker switch mainly comprises a base, a rocker and a button assembly, wherein the base is provided with a supporting piece for supporting the rocker, the rocker can deflect around the supporting piece, when the button assembly is pressed, force can be indirectly applied to the rocker to deflect the rocker, and then a contact of the rocker is connected with a terminal assembly on the base or separated from the terminal assembly on the base, so that the rocker switch is connected or disconnected.

In the prior art, rocker switches are typically laterally displaced by a bone/tendon position provided on their housing, but in this manner, when the rocker is rotated by a user pressing the switch, the edge of the rocker will catch when it comes into contact with these bone/tendon sites, creating a temporary fulcrum about which the rocker will rotate during this momentary period, rather than its support, causing it to momentarily separate from the support, then, the rocker component gets rid of the temporary fulcrum and is restored to be in contact with the supporting piece due to the downward force exerted by the button component, and the rocker switch is pressed once, this may occur many times so that a discontinuous electrical connection is actually formed between the rocker assembly and the support member, and the continued contact and separation between the rocker and the support member may cause arcing, which may result in ablation or fusion welding at the point of contact between the two. And along with the increase of the switching frequency and the prolonging of time, the ablation condition becomes more and more serious, even the switch is damaged, and the service life of the switch is greatly reduced.

Disclosure of Invention

The invention provides a rocker switch, aiming at solving the problem that in the prior art, when a user presses the switch, a rocker and a support part can be repeatedly contacted and separated, electric arcs are generated, and peripheral components are ablated, so that the switch is damaged.

The present invention is thus achieved, a rocker switch comprising:

a support member; and

a rocker assembly in contact engagement with said support member;

the rocker assembly comprises a contact, a rocker body and a clamping part positioned on the rocker body;

the clamping part is matched with the supporting end of the supporting piece so as to prevent discontinuous contact caused by the movement of the rocker component on the supporting piece when the rocker switch is switched on and off.

The rocker switch provided by the embodiment of the invention comprises a support piece and a rocker component in contact fit with the support piece, wherein the rocker body is provided with a clamping part, and the clamping part is matched with the supporting end of the support piece, so that the rocker and the support piece are firmly matched, the electric contact is stable, the situation that the rocker component moves on the support piece when a user presses the switch to cause discontinuous contact between the rocker component and the support piece is avoided, and the problems that in the prior art, when the user presses the switch, the rocker and the support piece can be repeatedly contacted and separated to generate electric arcs, peripheral components are ablated or fusion welding is generated between the rocker component and the support piece to cause switch damage are solved.

Drawings

Fig. 1 is an overall structural view of a rocker switch according to a first embodiment of the present invention;

fig. 2 is a block diagram of a rocker switch according to an embodiment of the present invention;

FIG. 3 is an enlarged view of a portion of the rocker switch of FIG. 2;

fig. 4 is an enlarged view of a portion of the rocker switch of fig. 2;

fig. 5 is a structural diagram of a rocker switch according to a second embodiment of the present invention;

fig. 6 is an enlarged view of a portion of the rocker switch of fig. 5;

fig. 7 is a structural diagram of a rocker assembly of a rocker switch according to a second embodiment of the present invention;

fig. 8 is a structural diagram of a rocker assembly of a rocker switch according to a second embodiment of the present invention;

fig. 9 is a structural diagram of a rocker switch according to a second embodiment of the present invention;

fig. 10 is an enlarged view of a portion of the rocker switch of fig. 9;

fig. 11 is an enlarged view of a portion of the rocker switch of fig. 9;

fig. 12 is a structural diagram of a rocker assembly of a rocker switch according to a second embodiment of the present invention;

fig. 13 is a structural diagram of a rocker assembly of a rocker switch according to a second embodiment of the present invention;

fig. 14 is a structural diagram of a support member of a rocker switch according to a second embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The terminology used in the embodiments of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the examples of the present invention and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

According to the rocker switch provided by the embodiment of the invention, the clamping part is arranged on the rocker body and is matched with the supporting end of the supporting piece, so that the electric contact between the rocker and the supporting piece is continuous, the discontinuous contact caused by the play of the rocker and the supporting piece when a user presses the switch is prevented, and the ablation or fusion welding phenomenon between the rocker and the supporting piece is avoided.

The first embodiment is as follows:

fig. 1 is an overall structural view of a rocker switch according to an embodiment of the present invention, and fig. 2 is a rocker switch 10 according to an embodiment of the present invention, which includes a support 11 and a rocker assembly, where the rocker assembly includes a contact 12, a rocker body 13, and a clamping portion 14 located on the rocker body 13. Fig. 3 and 4 are partially enlarged views of fig. 2, in particular, fig. 3 shows a detailed structure of the rocker assembly of fig. 2, and fig. 4 shows a detailed structure of the supporting member of fig. 2.

In the embodiment of the present invention, as shown in fig. 2, a user presses the rocker body 13, so that the contacts 12 on the rocker body 13 are respectively in contact with or disconnected from the terminals 20 according to the direction of the force applied by the user, thereby controlling the on/off of the switch.

Wherein, be provided with clamping part 14 on wane main part 13, this clamping part 14 and wane main part 13 integrated into one piece, it cooperatees with support piece 11, can be when the user presses wane main part 13 with wane subassembly and support piece 11 keep in touch always.

Specifically, as shown in fig. 4, the end of the supporting member 11 directly contacting the clamping portion 14 is referred to as a supporting end 111 of the supporting member 11, and the supporting end 111 is configured to be capable of cooperating with the clamping portion 14 (e.g., a groove and a protrusion, etc.), so as to prevent the rocker assembly from being instantaneously separated from the supporting member during the opening and closing process.

Example two:

the embodiment of the present invention provides a rocker switch 10, and specifically, the difference from the first embodiment is that the clamping portion 14 is located on a contact surface between the rocker body 13 and the supporting member 11, or located on both sides of the rocker body; in a preferred embodiment of the present invention, when the clamping portions 14 are located at both sides of the seesaw main body 13, the seesaw assembly is more stable when the user presses the switch 30 for the purpose of force balance, and the clamping portions 14 are arranged to be symmetrically distributed at both sides of the seesaw main body 13.

In one embodiment of the present invention, the rocker switch 10 is a dual-control switch, and contacts 12 are disposed at both ends of the rocker body 13. generally, in order to ensure uniform stress, a clamping portion 14 is disposed at the middle of the rocker assembly.

In an embodiment of the present invention, as shown in fig. 5 to 6, the clamping portion 14 extends from two sides of the rocker body 13 along a direction perpendicular to a plane of a swing track of the rocker assembly (i.e., a track along which the rocker assembly moves when a user presses the switch 30), the extending portion bends toward the supporting member 11, and the bending portion forms the limiting groove 15 (see fig. 5). The limiting groove 15 can be placed on the supporting member 11, so that when a user presses the switch 30, a part of the groove wall of the limiting groove 15 can always contact with the supporting member, and the two can always keep an electric contact state. Specifically, fig. 6 is an enlarged view of a portion of fig. 5, showing a specific structure of the rocker assembly of fig. 5.

In another embodiment of the present invention, as shown in fig. 3, the rocker switch 10 is a dual-control switch, the clamping portion 14 extends from two sides of the rocker body 13 to the contact 12 side, the extending portion is bent toward the supporting member 11, the bent portion forms a limiting groove 16 for clamping the supporting member 11, the limiting groove 16 is configured to be mounted on the supporting member 11, so that the rocker assembly and the supporting member 11 can always maintain a contact state when the user presses the switch 30. It will be appreciated that in embodiments of the present invention, the clamping portion 14 is located in the middle of the rocker assembly in order to ensure uniform forces. And similarly, the bending of the extending part can be formed by adopting a stamping mode, the process is simple, and the processing is convenient.

In another embodiment of the present invention, the rocker switch 10 is a single-control switch, the clamping portion 14 extends from two sides of the rocker body 13 to the contact 12 side and the symmetrical side of the contact 12 side, the extending portion is bent toward the support, and the bent portion forms a limiting groove for clamping the support 14 (the bending here can be formed by stamping as well). Also, the limit groove is erected on the support 11 so that the rocker assembly and the support 11 can be always maintained in a contact state when the user pushes the switch 30.

In another embodiment of the present invention, as shown in fig. 7 to 8, the above-mentioned clamping portion 14 is located on the contact surface of the rocker main body 13 and the support 11, and includes two rows of protruding structures 17, the two rows of protruding structures 17 form a limiting groove 18 capable of clamping the support 11, where the protruding structures 17 can be formed on the rocker main body by casting. Similarly, the limiting groove 18 may be erected on the supporting member 11, so that the rocker assembly and the supporting member 11 may always maintain a contact state when the user presses the switch 30. Specifically, each of the columns of the protruding structures 17 may be continuous or discontinuous. In the rocker assembly shown in fig. 7, each column of raised structures 17 is continuous, and in fig. 8 is shown discontinuous.

In the embodiments of the present invention, the limiting groove in each of the above embodiments may be a trapezoidal groove, an inverted V-shaped groove, an arc top groove, or a snap ring groove (if the limiting groove is a snap ring groove, it can be understood that a cylinder or a cylinder-like structure that can be matched with the snap ring groove is disposed on the supporting member 11, and the snap ring groove can be sleeved on the main body or the cylinder-like structure), and the like, which are not specifically limited; the preferred trapezoidal groove of course, because its contact point that can form with the clamping part is more, the electric contact is more stable continuous, and the user feels better when pressing switch 30, and the comprehensive properties of switch is also better, and user experience is higher.

In another embodiment of the present invention, a rocker switch 10 is specifically shown in fig. 9, and fig. 10 and 11 are respectively enlarged views of a portion of the rocker switch 10 in fig. 9, wherein fig. 10 shows a specific structure of the rocker assembly in fig. 9, and fig. 11 shows a specific structure of the supporting member 11 in fig. 9.

According to fig. 10 and 11, the support member 11 has first extensions 112 at both ends of its contact portion with the rocker assembly, which extend toward the rocker assembly; the clamping portion 14 extends from both sides of the rocker body 13 along a direction perpendicular to a plane of a swing track of the rocker assembly (i.e., a track along which the rocker assembly moves when the user presses the switch 30), so as to form a second extending portion 141, and the second extending portion 141 is provided with a limiting groove 19 capable of clamping the first extending portion 112.

In a preferred embodiment of the present invention, as shown in fig. 12 to 13, the edge of the contact portion of the first extending portion 112 and the limiting groove 19 is provided with a chamfer (see fig. 12) or an arc transition structure (see fig. 12) to prevent excessive wear of the contact portion of the first extending portion 112 and the limiting groove 19.

In a more preferred embodiment of the present invention, the contact portion between the supporting member 14 and the rocker assembly, i.e. the supporting end 111 of the supporting member 11, is formed in an arc shape, so as to avoid the problem that the user may cause a large wear between the supporting end 111 and the clamping portion 14 during the process of continuously pressing the switch 30. Specifically, as shown in fig. 4, the house-type structure may be formed by bending the supporting end to form an arc-shaped structure; alternatively, as shown in fig. 14, an arc may be directly machined at the support end 111 (e.g., by punching, pressing, or grinding the end surface into an arc).

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. A rocker switch, comprising:

a support member; and

a rocker assembly in contact engagement with said support member;

the clamping part is matched with the supporting end of the supporting piece so as to prevent discontinuous contact caused by the swing of the swing plate component on the supporting piece when the swing plate switch is switched on and off;

the clamping part extends from two sides of the wane main body along a direction vertical to the plane of the swing track of the wane component, the extending part bends towards the support piece, the bending part forms a limiting groove used for clamping the support piece, the limiting groove is a clamping ring groove, a cylinder body matched with the clamping ring groove is arranged on the support piece, and the clamping ring groove is sleeved on the cylinder body; or

The clamping part is positioned on the contact surface of the wane main body and the support piece and comprises two rows of protruding structures, the two rows of protruding structures form a limiting groove capable of clamping the support piece, and the support end of the support piece is bent to form an arc-shaped structure.

2. The rocker switch according to claim 1, wherein said rocker switch is a dual-control switch, and said clamping portion is disposed on a contact surface of said rocker body and a support member, at a middle portion of said rocker assembly.