CN220491786U - Rocker function key switch - Google Patents

Abstract

The utility model discloses a rocker function key switch, which comprises a back plate shell, a mounting plate, a pressing assembly and a rocker assembly, wherein the rocker assembly comprises a rocker piece, a wire inlet terminal and a wire outlet terminal, one side surface of the rocker piece is in butt joint with a supporting piece, the other side of the rocker piece is in elastic butt joint with the pressing assembly, the supporting piece is electrically connected with the wire inlet terminal, the pressing assembly comprises two pressing plates which are hinged relative to the mounting plate and an elastic supporting plate which is hinged relative to the mounting plate and positioned between the two pressing plates, one end of each pressing plate is extended and provided with a collision plate, and the collision plates are in butt joint with two sides of the supporting plate; compared with the prior art, the rocker function key switch provided by the utility model has the advantages that the pressing plate is arranged in a split manner to perform multi-hinge triggering, the triggering is more sensitive, the stress and the use abrasion are reduced, the service life of a product is prolonged, and the product is more attractive in use.

Description

Rocker function key switch

Technical Field

The utility model relates to the technical field of wall switches, in particular to a rocker function key switch.

Background

The rocker switch is used as a device switch for household use, office use and the like, and is widely applied to common electrical appliances such as a water dispenser, a running machine, a computer sound box, a coffee pot, a socket and the like.

The plastic button of the current general design rocker switch is provided with a hollow column on the inner surface, the pulling rod and the pressing spring are just placed in the hollow column, and the dome part of the dome shaft is pressed in the middle of the metal rocker.

The metal plate-tilting member is supported by a supporting member, and the supporting member is connected with a wire inlet terminal in the switch; contacts at one end or two ends of the rocker correspond to the positions of contacts of the outgoing terminals. When the plastic button of the switch is pressed down, the rocker slides along the dome to tilt upwards in the opposite direction, and the combined pressure between the dome shaft and the plastic shell is released, so that the contact of the rocker is contacted with or separated from the contact of the wire outlet terminal, and the on-off state of the switch is changed. Because the perk of perk is the pressure reality that applys the dome axle through the spring, and in pressing for many times in prior art, as the pivot of plastics button for the atress device, wearing and tearing and external force frequently trigger lead to very easily damaging to influence the triggering of perk piece, disconnection, influence key switch's life and electrical safety.

Disclosure of Invention

In view of the prior art, the utility model aims to provide the rocker function key switch, which can disperse stress through the split button structure design, reduce product damage caused by abrasion of a rotating shaft and prolong the service life.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a wane function key switch, includes backplate casing, mounting panel, presses subassembly and wane subassembly, the wane subassembly includes wane piece, incoming line terminal and outgoing line terminal, a wane piece side butt is provided with support piece, opposite side elasticity butt press the subassembly, incoming line terminal is connected to the support piece electricity, press the subassembly including two relative mounting panel articulated pressure plates that set up and be located two relative mounting panel articulated elastic support plate between the pressure plates, pressure plate one end is prolonged and is set up the conflict board, the conflict board butt is in the both sides of backup pad.

As a further arrangement of the scheme, the wire outlet terminal is connected with the conducting strip, the conducting strip is arranged on two sides of the rocker piece relative to the supporting piece, and movable contact silver points matched with the conducting strip are arranged on two ends of the rocker piece.

As a further arrangement of the scheme, the conducting strip and one end of the supporting piece are both provided with contact pieces, and the contact pieces extend into the wire fixing grooves of the wire inlet terminal and the wire outlet terminal.

The rocker function key switch of, wherein: the elastic support plate comprises a deflector rod which is abutted on the plate tilting member, and a top spring which elastically pushes the deflector rod to be abutted on the plate tilting member.

As a further arrangement of the scheme, the mounting plate is also provided with a key clamping piece.

As a further arrangement of the scheme, mounting grooves are further formed in two sides of the back plate shell, opposite mounting grooves are formed in two sides of the back plate shell, convex plates are arranged in the opposite mounting grooves, and the supporting pieces are matched with the mounting grooves.

As a further arrangement of the scheme, the backboard shell and the mounting plate are oppositely provided with clamping structures, and the conductive sheet and the supporting piece are clamped when the backboard shell and the mounting plate are clamped.

The beneficial effects are that: compared with the prior art, the rocker functional key switch provided by the utility model has the advantages that the pressing plate is arranged in a split manner to perform multi-hinge triggering, so that the stress and the use abrasion are reduced, the service life of a product is prolonged, in addition, the rocker assembly is improved, the contact is improved through the matching arrangement of the design of the supporting piece connected with the outgoing line terminal and the rocker piece, the electric conduction is more stable, the safety is higher, and the product is more attractive in use.

Drawings

Fig. 1 is a schematic diagram of the back of the key switch structure of the present utility model.

Fig. 2 is a schematic front view of a key switch structure of the present utility model.

FIG. 3 is a schematic cross-sectional view of the key switch of the present utility model.

Fig. 4 is a schematic view of a back plate housing according to the present utility model.

Fig. 5 is a schematic view of the structure of the supporting member and the rocker member of the present utility model.

Reference numerals: 2. a pressing assembly; 21. pressing the plate; 211. a contact plate; 22. an elastic support plate; 221. a deflector rod; 222. a top spring; 3. a rocker assembly; 31. a plate-tilting member; 311. a movable contact silver point; 313. a convex plate; 32. a wire inlet terminal; 33. a wire outlet terminal; 331. a conductive sheet; 34. a support; 35. a contact piece; 36. wire fixing grooves; 38. a mounting groove; 4. a back plate housing; 5. a mounting plate; 51. the key fastener.

Detailed Description

In order that the above-recited objects, features and advantages of the present utility model will be more clearly understood, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description. In addition, the embodiments of the present application and the features in the embodiments may be combined with each other without conflicting with each other.

The rocker function key switch of this embodiment as shown in fig. 1-5 comprises a back plate housing 4, a mounting plate 5, a pressing assembly 2 and a rocker assembly 3, wherein the rocker assembly 3 comprises a rocker member 31, a wire inlet terminal 32 and a wire outlet terminal 33, a supporting member 34 is arranged on one side of the rocker member 31 in a butt joint manner, the pressing assembly 2 is elastically abutted on the other side of the rocker member 34, the wire inlet terminal 32 is electrically connected with the supporting member 34, the pressing assembly 2 comprises two pressing plates 21 which are arranged in a hinged manner relative to the mounting plate 5 and an elastic supporting plate 22 which is arranged between the two pressing plates 21 and is hinged relative to the mounting plate 5, one end of each pressing plate 21 is extended to form a supporting plate 211, the supporting plate 211 is abutted on two sides of the supporting plate 22, and the length of the supporting plate 211, which is away from a rotating shaft of the pressing plate, is greater than the length of the other side of the pressing plate 21, so that smaller pressing amplitude brings larger swinging amplitude (the rotating shaft serves as a swinging fulcrum).

As a further arrangement of the above scheme, the outgoing terminal 33 is provided with a conductive piece 331 in a connecting manner, the conductive piece 331 is located at two sides of the seesaw piece 31 opposite to the supporting piece 34, and two ends of the seesaw piece 31 are provided with movable contact silver points 311 matched with the conductive piece 331.

As a further arrangement of the above solution, the conductive piece 331 and one end of the supporting piece 34 are provided with contact pieces 35, and the contact pieces 35 extend into the wire fixing grooves 36 of the wire inlet terminal 32 and the wire outlet terminal 33.

As a further arrangement of the above, the elastic support plate 22 includes a lever 221 abutting on the rocker member 31 and a top spring 222 elastically pushing the lever 221 to abut on the rocker member 31.

As a further arrangement of the above solution, the mounting plate 5 is further provided with a key clip 51.

As a further arrangement of the above solution, mounting grooves 38 are further formed on two sides of the back plate housing 4 opposite to the plate fin 31, convex plates 313 are formed on two sides of the plate fin 31 opposite to the mounting grooves 38, and the supporting members 34 are arranged in a matching manner with the mounting grooves 38.

As a further arrangement of the above-mentioned scheme, the back plate housing 4 and the mounting plate 5 are provided with a clamping structure oppositely, and the clamping conductive sheet 331 and the supporting member 34 are arranged when the two are clamped.

Working principle: the seesaw type function key switch of the embodiment with reference to the attached drawings comprises a mounting plate 5, a backboard housing 4, a pressing component 2 and a seesaw component 3, wherein in the embodiment, after the mounting plate 5 and the backboard housing 4 are connected through a clamping structure, the mounting plate 5 and the backboard housing 4 can be relatively fixed, after the mounting plate and the backboard housing 4 are clamped, the seesaw component 3 is arranged in an inner cavity formed by the mounting plate 5 and the backboard housing 4, a conducting plate 331 and a supporting piece 34 are clamped between the mounting plate and the supporting piece 34, the conducting plate 331 and the supporting piece 34 are kept stable in a product, the pressing component 2 comprises a pressing plate 21 and an elastic supporting plate 22 which are hinged on the mounting plate 5, the middle parts of the two pressing plates 21 are hinged and extend to be provided with pressing structures to abut against two sides of the elastic supporting plate 22, any pressing plate 21 on two sides is triggered to swing simultaneously under the pressing of a panel key connected with the mounting plate 5 through a key clamping piece 51, the bottom of the elastic supporting plate 22 in the middle part is driven to swing through the swinging pressing plate 21, the number of times of stress at the hinge part can be reduced, the hinge part is completely converted into two-side pressing and sharing by a single hinge shaft, so that the abrasion of the hinge shaft is reduced, the stress of the wanes in the two prior art is in direct proportion to the swing amplitude of the externally exposed key panel, therefore, in order to ensure the triggering sensitivity of the wane switch, the pressing plate which is generally arranged can swing very greatly, so that the external visual effect is very bad, the pressing plate 21 is structurally arranged, the structure design of the pressing plate 21 can be compared with the prior art, only light pressing is needed, the hinge shafts with unequal two ends are reversely driven, so that the swing amplitude of the hinge of the exposed part of the panel key is smaller, the swing amplitude of the driving born by the elastic support plate 22 at the bottom is larger, the swing angle of the panel key can be reduced compared with the prior art, the aesthetic degree of the product is improved.

It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims (7)

1. The utility model provides a wane function key switch, includes backplate casing (4), mounting panel (5), presses subassembly (2) and wane subassembly (3), wane subassembly (3) include wane piece (31), incoming wire terminal (32) and outgoing line terminal (33), its characterized in that: the device is characterized in that a supporting piece (34) is arranged on one side face of the rocker piece (31) in a butt mode, the other side of the rocker piece is in elastic butt joint with the pressing component (2), the supporting piece (34) is electrically connected with the incoming line terminal (32), the pressing component (2) comprises two pressing plates (21) which are hinged to the mounting plate (5) and two elastic supporting plates (22) which are located between the pressing plates (21) and hinged to the mounting plate (5), one end of each pressing plate (21) is extended to be provided with an abutting plate (211), and the abutting plates (211) are in butt joint with two sides of the supporting plates (22).

2. The rocker function key switch of claim 1, wherein: the lead-out terminal (33) is connected with the conducting strip (331), the conducting strip (331) is arranged on two sides of the seesaw piece (31) opposite to the supporting piece (34), and movable contact silver points (311) matched with the conducting strip (331) are arranged on two ends of the seesaw piece (31).

3. A rocker function key switch according to claim 2, characterized in that: one ends of the conducting strip (331) and the supporting piece (34) are respectively provided with a contact piece (35), and the contact pieces (35) extend into the wire fixing grooves (36) of the wire inlet terminal (32) and the wire outlet terminal (33).

4. The rocker function key switch of claim 1, wherein: the elastic support plate (22) comprises a deflector rod (221) which is abutted on the rocker piece (31) and a top spring (222) which elastically pushes the deflector rod (221) to be abutted on the rocker piece (31).

5. The rocker function key switch of claim 1, wherein: the mounting plate (5) is also provided with a key clamping piece (51).

6. The rocker function key switch of claim 1, wherein: mounting grooves (38) are further formed in the back plate shell (4) at two sides opposite to the plate tilting members (31), protruding plates (313) are arranged on the two sides of the plate tilting members (31) opposite to the mounting grooves (38), and the supporting pieces (34) are matched with the mounting grooves (38).

7. The rocker function key switch of claim 1, wherein: the backboard housing (4) and the mounting plate (5) are oppositely provided with clamping structures, and the conductive sheet (331) and the supporting piece (34) are clamped when the backboard housing and the mounting plate are clamped.