Waterproof ship-shaped switch

Abstract

The utility model relates to a waterproof ship-shaped switch. The technical problem to be solved by the utility model is to provide a waterproof ship-shaped switch. According to the technical scheme, the waterproof switch comprises a switch base, a switch base, a waterproof key cover, a middle contact pin, a movable contact bridge, a first contact pin, a second contact pin, a driving cylinder and a main spring, a base waterproof cavity is formed in the switch base, a base drainage face is arranged at the bottom of the base waterproof cavity, a base lifting boss is arranged on the base drainage face, and the base lifting boss is arranged on the switch base. Base water passing openings are formed in the four corners of the base waterproof cavity, key cover limiting holes are formed in the front inner wall and the rear inner wall of the base waterproof cavity, and a water retaining surrounding edge is arranged on the base lifting boss. The waterproof button cover has the advantages that the waterproof button cover adopts a large cover design, the whole switch base can be covered in the waterproof button cover to form the first waterproof layer, the internal structure of the switch base enables part of water entering the switch base to quickly flow out of the second waterproof layer through the base water outlet, and the overall waterproof performance is greatly improved.

Description

Technical Field

[0001] The utility model relates to a waterproof boat-shaped switch. Background Art

[0002] The rocker switch is also called a rocker switch because it looks like a boat. It is often used as a power switch for electronic devices. The rocker switch used in vacuum cleaners or mops has a long-term risk of water infiltration, so it is necessary to improve the waterproof performance of the rocker switch to protect it from the safety hazard of water infiltration. The existing rocker switch has average waterproof performance and cannot be used in vacuum cleaners or mops, which have high requirements for waterproofness. At the same time, the rocker switch must be pressed smoothly to provide a better user experience. Improvements and optimizations are made for this purpose. Utility Model Content

[0003] In order to solve the above problems, the technical problem to be solved by the utility model is to provide a waterproof rocker switch.

[0004] The technical solution adopted by the utility model waterproof boat-type switch: It is characterized in that it includes a switch base, a switch pedestal, a waterproof button cover, a central contact foot, a moving contact bridge swingably connected to the central contact foot, a first contact foot and a second contact foot arranged at both ends of the central contact foot and connected to the moving contact bridge, a driving cylinder in contact with the moving contact bridge, and a main spring; a base waterproof cavity is arranged in the switch base, a base drainage surface is arranged at the bottom of the base waterproof cavity, a base lifting boss is arranged on the base drainage surface, a base water outlet communicating with the base drainage surface is arranged at the four corners of the base waterproof cavity, button cover limiting holes are arranged on the front and rear inner walls of the base waterproof cavity, a water retaining edge is arranged on the base lifting boss, a button action port is arranged in the water retaining edge, and an inclined boss inclined guide surface is arranged on the left and right ends of the base lifting boss;

[0005] A button cover docking cavity for inserting the upper end of the switch base is provided in the waterproof button cover, a button cover driving column arranged through the button action port is provided in the middle of the button cover docking cavity, a main spring positioning hole for inserting the driving tube is provided in the button cover driving column, the main spring is placed in the main spring positioning hole with one end thereof abutting against the main spring positioning hole and the other end thereof abutting against the driving tube, the button cover docking cavity is provided with a button cover swinging plate placed outside the water retaining edge at the front and rear ends of the button cover driving column, and a button cover swinging column corresponding to the button cover limiting hole is provided on the button cover swinging plate.

[0006] The base waterproof cavity is provided with a base inclined water guide surface at the base water outlet, which is connected with the base drainage surface and the boss inclined guide surface. The end of the base inclined water guide surface close to the base water outlet is lower than the end of the base inclined water guide surface away from the base water outlet.

[0007] It also includes an auxiliary spring, the button cover docking cavity is provided with a spring mounting seat at the left and right ends of the button cover driving column, the spring mounting seat is provided with an auxiliary spring positioning groove for inserting the auxiliary spring, and the left and right ends of the upper surface of the switch base are provided with a base buffer receiving surface that contacts the bottom of the auxiliary spring.

[0008] Spring blocks for preventing the auxiliary spring from falling off are arranged in the auxiliary spring positioning groove at intervals around a circular arc, and the number of the spring blocks is two.

[0009] The driving cylinder is provided with a main spring lower positioning hole for inserting the main spring, the button cover driving column is provided with a driving column docking groove corresponding to the driving cylinder, the driving column docking groove is provided with the main spring upper positioning hole, and the inner diameter of the main spring upper positioning hole is the same as the inner diameter of the main spring lower positioning hole.

[0010] The left and right ends of the water retaining edge are provided with edge yielding openings for the key cover to drive the column to swing and yield.

[0011] The advantages of the waterproof boat-type switch of the utility model are: the waterproof button cover adopts a large cover design to cover the entire switch base inside to form a first waterproof layer, and the internal structure of the switch base allows part of the moisture that enters the interior to quickly flow out of the second waterproof layer through the base water outlet, and the overall waterproof performance is greatly improved; the auxiliary spring plays a role in smoothing the swinging process of the waterproof button cover, and the user experience is good. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0013] Figure 1 It is a structural schematic diagram of the utility model waterproof rocker switch;

[0014] Figure 2 This is an exploded view of the waterproof rocker switch of the utility model;

[0015] Figure 3 It is a structural schematic diagram of the switch base of the utility model;

[0016] Figure 4 It is a structural schematic diagram of the utility model waterproof key cover;

[0017] Figure 5 This is a schematic diagram of the structure of the driving cylinder of the utility model;

[0018] Figure 6 It is a half-section view of the waterproof rocker switch of the utility model. DETAILED DESCRIPTION

[0019] likeFigures 1-6 As shown in the figure, the waterproof boat-shaped switch of the present utility model includes a switch base 1, a switch base 2, a waterproof button cover 3, a central contact pin 6, a movable contact bridge 5 swingably connected to the central contact pin 6, a first contact pin 7 and a second contact pin 8 provided at both ends of the central contact pin 6 and docked with the movable contact bridge 5, a driving cylinder 9 in contact with the movable contact bridge 5, and a main spring 10. A base waterproof cavity 13 is provided in the switch base 2. A base drainage surface 14 is provided at the bottom of the base waterproof cavity 13. A base elevation boss 15 is provided on the base drainage surface 14. Base water outlet ports 16 communicating with the base drainage surface 14 are provided at the four corners of the base waterproof cavity 13. Button cover limiting holes 17 are provided on the front and rear inner walls of the base waterproof cavity 13. A water retaining border 18 is provided on the base elevation boss 15. A button action opening 19 is provided inside the water retaining border 18. Obliquely arranged boss inclined guide surfaces 20 are provided at the left and right ends of the base elevation boss 15. A button cover docking cavity 22 for inserting the upper end of the switch base 2 is provided in the waterproof button cover 3. A button cover driving column 23 passing through the button action opening 19 is provided in the middle of the button cover docking cavity 22. A main spring upper positioning hole 24 for inserting the driving cylinder 9 is provided in the button cover driving column 23. The main spring 10 is placed in the main spring upper positioning hole 24, with one end abutted against the main spring upper positioning hole 24 and the other end abutted against the driving cylinder 9. Button cover swing plates 25 located outside the water retaining border 18 are provided at the front and rear ends of the button cover driving column 23 in the button cover docking cavity 22. Button cover swing columns 26 corresponding to the button cover limiting holes 17 are provided on the button cover swing plates 25. The waterproof button cover 3 adopts a large cover design to cover the entire switch base 2 to form a first waterproof layer. The internal structure of the switch base 2 enables part of the water entering the interior to quickly flow out through the base water outlet ports 16 to form a second waterproof layer, greatly improving the overall waterproof performance.

[0020] A base inclined guide water surface 28 communicating with the base drainage surface 14 and the boss inclined guide surface 20 is provided at the base water outlet port 16 of the base waterproof cavity 13. One end of the base inclined guide water surface 28 close to the base water outlet port 16 is lower than the other end of the base inclined guide water surface 28 far from the base water outlet port 16, enabling the water entering the base waterproof cavity 13 to be quickly discharged according to the characteristics of water, further reducing the risk of internal water seepage.

[0021] It also includes an auxiliary spring 11. The button cover docking cavity 22 is provided with a spring mounting seat 30 at the left and right ends of the button cover driving column 23. The spring mounting seat 30 is provided with an auxiliary spring positioning groove 31 for inserting the auxiliary spring 11. The left and right ends of the upper surface of the switch base 2 are provided with a base buffer receiving surface 32 in contact with the bottom of the auxiliary spring 11. Since the waterproof button cover 3 is large in size, it is easy to get stuck and not smooth when swinging. The auxiliary spring 11 can effectively improve the feel when pressing, so that the transition of pressing is smooth.

[0022] Spring blocks 33 for preventing the auxiliary spring 11 from falling off are arranged at intervals around arcs in the auxiliary spring positioning groove 31. There are two spring blocks 33, and the auxiliary spring 11 is easy to install and not easy to fall off.

[0023] The driving cylinder 9 is provided with a main spring lower positioning hole 35 for inserting the main spring 10, the button cover driving column 23 is provided with a driving column docking groove 36 corresponding to the driving cylinder 9, the driving column docking groove 36 is provided with the main spring upper positioning hole 24, the inner diameter of the main spring upper positioning hole 24 is the same as the inner diameter of the main spring lower positioning hole 35, the main spring 10 moves more steadily and smoothly, and is less likely to fail to return to its original position.

[0024] The left and right ends of the water retaining edge 18 are provided with edge clearance openings 37 for the key cover driving column 23 to swing out of position.

[0025] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention are included in the protection scope of the present invention.

Claims

1. A waterproof rocker switch, characterized in that: The switch base comprises a switch pedestal (1), a switch pedestal (2), a waterproof key cover (3), a central contact pin (6), a movable contact bridge (5) swingably connected to the central contact pin (6), a first contact pin (7) and a second contact pin (8) arranged at two ends of the central contact pin (6) and connected to the movable contact bridge (5), a driving cylinder (9) in contact with the movable contact bridge (5), and a main spring (10), wherein a base waterproof cavity (13) is provided in the switch base (2), and a base drainage surface (14) is provided at the bottom of the base waterproof cavity (13). The base drainage surface (14) is provided with a base raising boss (15), the four corners of the base waterproof cavity (13) are provided with base water outlets (16) communicating with the base drainage surface (14), the front and rear inner walls of the base waterproof cavity (13) are provided with button cover limiting holes (17), the base raising boss (15) is provided with a water retaining edge (18), the water retaining edge (18) is provided with a button action opening (19), and the left and right ends of the base raising boss (15) are provided with inclined boss inclined guide surfaces (20); The waterproof key cover (3) is provided with a key cover docking cavity (22) for inserting the upper end of the switch base (2); a key cover driving column (23) is provided in the middle of the key cover docking cavity (22) and is arranged through the key action opening (19); a main spring upper positioning hole (24) for inserting the driving cylinder (9) is provided in the key cover driving column (23); the main spring (10) is placed in the main spring upper positioning hole (24) with one end thereof abutting against the main spring upper positioning hole (24) and the other end thereof abutting against the driving cylinder (9); the key cover docking cavity (22) is provided with a key cover swing plate (25) arranged outside the water retaining edge (18) at the front and rear ends of the key cover driving column (23); and a key cover swing column (26) corresponding to the key cover limiting hole (17) is provided on the key cover swing plate (25).

2. The waterproof rocker switch according to claim 1, characterized in that: The base waterproof cavity (13) is provided with a base inclined water guide surface (28) at the base water outlet (16) which is in communication with the base drainage surface (14) and the boss inclined guide surface (20); an end of the base inclined water guide surface (28) close to the base water outlet (16) is lower than an end of the base inclined water guide surface (28) away from the base water outlet (16).

3. The waterproof rocker switch according to claim 1, characterized in that: The switch base (2) further comprises an auxiliary spring (11), the key cover docking cavity (22) being provided with spring mounting seats (30) at the left and right ends of the key cover driving column (23), the spring mounting seat (30) being provided with an auxiliary spring positioning groove (31) for inserting the auxiliary spring (11), and the left and right ends of the upper surface of the switch base (2) being provided with base buffer receiving surfaces (32) contacting the bottom of the auxiliary spring (11).

4. The waterproof rocker switch according to claim 3, characterized in that: Spring clamping blocks (33) for preventing the auxiliary spring (11) from falling off are arranged at intervals around a circular arc in the auxiliary spring positioning groove (31), and the number of the spring clamping blocks (33) is two.

5. The waterproof rocker switch according to claim 1, characterized in that: The driving cylinder (9) is provided with a main spring lower positioning hole (35) for inserting the main spring (10), the button cover driving column (23) is provided with a driving column docking groove (36) corresponding to the driving cylinder (9), the driving column docking groove (36) is provided with the main spring upper positioning hole (24), and the inner diameter of the main spring upper positioning hole (24) is the same as the inner diameter of the main spring lower positioning hole (35).

6. The waterproof rocker switch according to claim 1, characterized in that: The left and right ends of the water retaining edge (18) are provided with edge clearance openings (37) for the key cover driving column (23) to swing and make way.

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