Waterproof toggle switch

Abstract

The utility model discloses a waterproof toggle switch, and aims to provide a waterproof toggle switch which is favorable for reducing poor contact or short circuit risk, the waterproof toggle switch comprises an inner shell, a toggle block and a gland, a circuit board is arranged in the inner shell, the circuit board is detachably connected with the inner shell, the circuit board is provided with a toggle switch, the toggle switch is electrically connected with the circuit board, and the inner shell is provided with a button. A first rectangular hole facilitating sliding of the toggle switch is formed in the top of the inner shell, a waterproof ring surrounding the first rectangular hole is fixed to the top of the inner shell, the inner shell is located in the gland and detachably connected with the gland, the shifting block is slidably connected with the top of the inner shell, and the bottom of the shifting block is in sealed contact with the waterproof ring and detachably connected with the toggle switch. A shifting key is fixed to the top of the shifting block, and a second rectangular hole facilitating sliding of the shifting key is formed in the gland. The beneficial effects of the utility model are that the waterproof ring is beneficial for preventing water from entering the inner shell from the assembly gap between the shifting block and the inner shell to influence the use of the circuit board, thereby achieving the purpose of reducing the risk of poor contact or short circuit.

Description

Technical Field

[0001] The utility model relates to the technical field of toggle switches, in particular to a waterproof toggle switch. Background Art

[0002] With the progress of technology and the expansion of the living space of the people, the mass activities and lifestyles are becoming more and more diverse, and the functions of electronic consumer devices or devices used in special scenarios are also becoming more and more diverse. The reliability requirements of these product devices are getting higher and higher, and the demand for waterproof performance is an important one of them. Various switches are often used in the devices, including touch switches that return to the original state after being triggered once, and toggle switches that can maintain the state after being toggled. Toggle switches are widely used in various fields and are often used for power on and off of electronic instruments, electric vehicles or motorcycles, etc.

[0003] Traditional toggle switches usually include a housing with a concave cavity, a toggle assembly and a conductive assembly arranged inside the housing. A gland is also provided at the opening of the concave cavity of the housing. The conductive assembly includes a moving contact piece and a static contact piece. The toggle assembly includes a toggle handle and a make-break member. The make-break member is placed in the concave cavity, and the toggle handle extends outward from the opening of the concave cavity. Since there is a large gap between the toggle handle and the housing, rainwater easily enters the concave cavity through the gap, which easily causes poor contact or short circuit of the toggle switch. Content of the Utility Model

[0004] The utility model aims to overcome the deficiency that the existing toggle switch is prone to poor contact or short circuit due to water ingress, and provides a waterproof toggle switch that is conducive to reducing the risk of poor contact or short circuit.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A waterproof toggle switch, which comprises an inner housing, a toggle block and a gland. A circuit board is arranged inside the inner housing. The circuit board is detachably connected to the inner housing. A toggle switch is arranged on the circuit board. The toggle switch is electrically connected to the circuit board. A rectangular hole one for facilitating the sliding of the toggle switch is arranged at the top of the inner housing. A waterproof ring surrounding the rectangular hole one is fixed at the top of the inner housing. The inner housing is located inside the gland and is detachably connected to the gland. The toggle block is slidably connected to the top of the inner housing. The bottom of the toggle block is in sealed contact with the waterproof ring and is detachably connected to the toggle switch. A toggle key is fixed at the top of the toggle block. A rectangular hole two for facilitating the sliding of the toggle key is arranged on the gland.

[0007] A circuit board is provided inside the inner shell. The circuit board is detachably connected to the inner shell. A toggle switch is provided on the circuit board and is electrically connected to the circuit board. A rectangular hole 1 is provided at the top of the inner shell to facilitate the sliding of the toggle switch. A waterproof ring surrounding the rectangular hole 1 is fixed to the top of the inner shell. The inner shell is located inside the gland and is detachably connected to the gland. The dial is slidably connected to the top of the inner shell. The bottom of the dial is in sealing contact with the waterproof ring and is detachably connected to the toggle switch. A toggle key is fixed to the top of the dial. A rectangular hole 2 is provided on the gland to facilitate the sliding of the toggle key. The waterproof ring surrounds the rectangular hole 1, and the bottom of the dial is in sealing contact with the waterproof ring, which helps prevent water from entering the inner shell through the assembly gap between the dial and the inner shell and affecting the use of the circuit board, achieving the purpose of reducing the risk of poor contact or short circuit.

[0008] Preferably, several annular sealing rubber strips protrude from the waterproof ring. The several sealing rubber strips are arranged in inner and outer layers and are fixedly connected to the waterproof ring to form an integral body. The dial is in interference fit with the sealing rubber strips under the action of the gland and is hermetically connected to the top of the inner shell. The sealing rubber strips are extruded by the gland to seal the gap between the dial and the top of the inner shell, and through the multi-layer waterproof protection of several sealing rubber strips, the waterproof effect is further improved.

[0009] Preferably, the inner shell includes an upper cover and a bottom cover. The bottom of the upper cover is detachably connected to the bottom cover to form a cavity. The circuit board is detachably connected to the cavity. An installation groove is provided at the top of the upper cover. The gland completely covers the open end of the installation groove and forms a sliding cavity matching the dial with the installation groove. The toggle key is located outside the sliding cavity after passing through the rectangular hole 2. The rectangular hole 1 is located at the bottom of the installation groove. A groove matching the waterproof ring is provided at the bottom of the installation groove. The waterproof ring is embedded in the groove and is fixedly connected to the groove. The toggle key is located outside the sliding cavity after passing through the rectangular hole 2, which is convenient for the operator to drive the toggle switch to move by the toggle key, and the operation is convenient; the embedded design of the waterproof ring, on the one hand, helps improve the connection firmness between the waterproof ring and the upper cover, and on the other hand, helps reduce the gap between the upper cover and the dial, helps reduce the volume while improving the waterproof effect.

[0010] Preferably, step surfaces are provided on both the left and right sides of the sliding cavity. L-shaped grooves matching the step surfaces are provided on both the left and right sides of the dial. The dial is slidably connected to the sliding cavity through the matching of the L-shaped grooves with the corresponding step surfaces. Such a design helps improve the stability of the connection structure of the dial, and while the dial is in sealing contact with the waterproof ring, the fitting gap between the dial and the gland can be restricted, reducing the water inflow, thereby helping to improve the waterproof effect.

[0011] Preferably, the cross-sectional shape of the gland is U-shaped, the second rectangular hole is located at the bottom of the gland, the bottom cover completely covers the open end of the gland and is detachably connected to the gland. The circuit board is provided with wires, and the wires are electrically connected to the circuit board. Wire grooves are provided on the inner side wall of the open end of the gland and on the edge of the bottom cover. The wire grooves on the inner side wall of the open end of the gland and the wire grooves on the edge of the bottom cover together form an outlet hole matching the wires. During installation, first install the circuit board in the bottom cover, place the wires in the wire grooves on the edge of the bottom cover, then assemble the upper cover and make the toggle switch located in the first rectangular hole; then install the dial block so that the dial block is connected to the toggle switch and covers the waterproof ring; finally, assemble the gland so that the toggle key on the dial block is located in the second rectangular hole, and the gland and the bottom cover are cooperatively fixed. At this time, the wires are located in the outlet hole formed by the wire grooves on the inner side wall of the open end of the gland and the wire grooves on the edge of the bottom cover. The structure is simple, and the installation and disassembly are convenient and fast.

[0012] Preferably, a slot matching the toggle switch is provided at the bottom of the dial block, and the dial block is detachably connected to the toggle switch through the slot. The toggle switch is inserted into the slot, the structure is simple, the installation and disassembly are convenient and fast, and it is beneficial for the toggle key to drive the toggle switch to generate synchronous action by driving the dial block to slide.

[0013] The beneficial effects of the present utility model are as follows: The waterproof ring is beneficial for preventing water from entering the inner shell through the assembly gap between the dial block and the inner shell and affecting the use of the circuit board, achieving the purpose of reducing the risk of poor contact or short circuit, and through the multi-layer waterproof protection of several sealing rubber strips, the waterproof effect is further improved; the embedded design of the waterproof ring, on the one hand, is beneficial for improving the connection firmness between the waterproof ring and the upper cover, and on the other hand, is beneficial for reducing the gap between the upper cover and the dial block, which is beneficial for reducing the volume while improving the waterproof effect; the structure is simple, and the installation and disassembly are convenient and fast. Description of the Drawings

[0014] Figure 1 is a structural schematic diagram of the present utility model;

[0015] Figure 2 is the front view of the present utility model;

[0016] Figure 3 is Figure 2 the cross-sectional view taken along A-A in

[0017] Figure 4 is the exploded view of the present utility model.

[0018] In the figure: 1. Inner shell, 2. Dial block, 3. Pressing cover, 4. Circuit board, 5. Toggle switch, 6. First rectangular hole, 7. Waterproof ring, 8. Toggle key, 9. Second rectangular hole, 10. Sealing strip, 11. Upper cover, 12. Bottom cover, 13. Cavity, 14. Installation groove, 15. Sliding cavity, 16. Groove, 17. Step surface, 18. L-shaped groove, 19. Wire, 20. Wire outlet hole, 21. Slot. Detailed implementation manner

[0019] Next, the technical solutions in the embodiments of the present application will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. The following description of at least one exemplary embodiment is actually only illustrative and in no way constitutes a limitation to the present application and its application or use. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present application.

[0020] It should be noted that the terms used here are only for describing specific implementation manners and are not intended to limit the exemplary embodiments according to the present application. As used here, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprising" and / or "including" are used in this specification, they indicate the presence of features, steps, operations, devices, components, and / or combinations thereof.

[0021] Unless otherwise specifically stated, the relative arrangements, numerical expressions, and numerical values of the components set forth in these embodiments do not limit the scope of the present application. For ease of description, spatial relative terms such as "upper", "lower", "left", "right", etc. are used in the embodiments to describe the relationship of one element or feature shown in the figure relative to another element or feature. It should be understood that, in addition to the orientations shown in the figure, the spatial terms are intended to include different orientations during the use or operation of the device. For example, if the device in the figure is inverted, the element described as being "below" other elements or features will be fixed "above" other elements or features. Therefore, the exemplary term "lower" can include both upper and lower orientations. The device can be fixed in other ways (rotated 90 degrees or in other orientations), and the spatial relative descriptions used herein can be interpreted accordingly. At the same time, it should be understood that, for ease of description, the dimensions of the various parts shown in the drawings are not drawn in actual proportional relationships. Technologies, processes, and devices known to those of ordinary skill in the relevant art may not be discussed in detail, but where appropriate, the technologies, processes, and devices should be regarded as part of the authorized specification. In all the examples shown and discussed here, any specific value should be interpreted as merely exemplary and not as a limitation. Therefore, other examples of the exemplary embodiments may have different values. It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, it does not need to be further discussed in subsequent drawings.

[0022] In addition, it should be noted that the use of terms such as "first" and "second" to limit components is only for the convenience of distinguishing the corresponding components. Without otherwise stating, the above terms have no special meanings, and therefore, they should not be construed as limiting the protection scope of the present application.

[0023] As Figure 1 , Figure 2 , Figure 3 and Figure 4 In the embodiments described above, a waterproof toggle switch includes an inner shell 1, a toggle block 2, and a gland 3. A circuit board 4 is provided inside the inner shell 1. The circuit board 4 is detachably connected to the inner shell 1. A toggle switch 5 is provided on the circuit board 4. The toggle switch 5 is electrically connected to the circuit board 4. A rectangular hole 6 for facilitating the sliding of the toggle switch 5 is provided at the top of the inner shell 1. A waterproof ring 7 surrounding the rectangular hole 6 is fixed at the top of the inner shell 1. The inner shell 1 is located inside the gland 3 and is detachably connected to the gland 3. The toggle block 2 is slidably connected to the top of the inner shell 1. The bottom of the toggle block 2 is in sealed contact with the waterproof ring 7 and is detachably connected to the toggle switch 5. A toggle key 8 is fixed at the top of the toggle block 2. A rectangular hole 9 for facilitating the sliding of the toggle key 8 is provided on the gland 3.

[0024] As Figure 3 and Figure 4As shown, a plurality of annular sealing strips 10 are protruding from the waterproof ring 7, and the plurality of sealing strips 10 are arranged in layers inside and outside and fixedly connected with the waterproof ring 7 to form a whole. The shift block 2 is interference fit with the sealing strip 10 under the action of the pressure cover 3 and is sealed and connected with the top of the inner shell 1.

[0025] The inner shell 1 includes an upper cover 11 and a bottom cover 12. The bottom of the upper cover 11 is detachably connected to the bottom cover 12 and forms a cavity 13. The circuit board 4 is detachably connected to the cavity 13. A mounting groove 14 is provided on the top of the upper cover 11. The pressure cover 3 completely covers the open end of the mounting groove 14 and together with the mounting groove 14 forms a sliding cavity 15 matching the dial block 2. The dial key 8 passes through the rectangular hole 2 9 and is located outside the sliding cavity 15. The rectangular hole 1 6 is located at the bottom of the mounting groove 14. A groove 16 matching the waterproof ring 7 is provided at the bottom of the mounting groove 14. The waterproof ring 7 is embedded in the groove 16 and fixedly connected to the groove 16.

[0026] The sliding cavity 15 has step surfaces 17 on both sides, and the shift block 2 has L-shaped grooves 18 on both sides that match the step surfaces 17 . The shift block 2 is slidably connected in the sliding cavity 15 through the L-shaped grooves 18 that match the corresponding step surfaces 17 .

[0027] The cross-section of the gland 3 is U-shaped, the rectangular hole 29 is located at the bottom of the gland 3, the bottom cover 12 completely covers the open end of the gland 3 and is detachably connected to the gland 3, the circuit board 4 is provided with a wire 19, the wire 19 is electrically connected to the circuit board 4, the inner side wall of the open end of the gland 3 and the edge of the bottom cover 12 are provided with wire grooves, the wire grooves on the inner side wall of the open end of the gland 3 and the wire grooves on the edge of the bottom cover 12 together constitute a wire outlet hole 20 matching the wire 19. The bottom of the dial block 2 is provided with a slot 21 matching the toggle switch 5, and the dial block 2 is detachably connected to the toggle switch 5 through the slot 21.

[0028] The waterproof ring 7 surrounds the rectangular hole 6, and the bottom of the shift block 2 is in sealing contact with the waterproof ring 7, which is beneficial to prevent water from entering the inner shell 1 through the assembly gap between the shift block 2 and the inner shell 1 and affecting the use of the circuit board 4, and is beneficial to reducing the risk of poor contact or short circuit; at the same time, the sealing strip 10 is squeezed by the pressure cover 3 to seal the gap between the shift block 2 and the top of the inner shell 1, and the waterproof effect is further improved through the multi-layer waterproof protection of several sealing strips 10.

[0029] The shift block 2 is slidably connected in the sliding cavity 15 by matching the L-shaped groove 18 with the corresponding step surface 17, which is beneficial to improving the stability of the connection structure of the shift block 2. While the shift block 2 is in sealing contact with the waterproof ring 7, the matching clearance between the shift block 2 and the pressure cover 3 can be limited, reducing the water inflow, thereby helping to improve the waterproof effect.

[0030] During installation, first install the circuit board 4 inside the bottom cover 12, place the wire 19 in the wire groove on the edge of the bottom cover 12, then assemble the upper cover 11, and make the toggle switch 5 located in the first rectangular hole 6; then install the dial block 2, so that the toggle switch 5 is inserted into the slot 21 and the dial block 2 covers the waterproof ring 7; finally, assemble the gland 3, so that the toggle key 8 on the dial block 2 is located in the second rectangular hole 9, and the gland 3 is fixedly matched with the bottom cover 12. At this time, the wire 19 is located in the wire outlet hole 20 formed by the wire groove on the inner side wall of the open end of the gland 3 and the wire groove on the edge of the bottom cover 12. The structure is simple, and the installation and disassembly are convenient and fast.

Claims

1. A waterproof toggle switch, characterized in that: The invention comprises an inner shell (1), a shift block (2) and a pressure cover (3); a circuit board (4) is arranged inside the inner shell (1); the circuit board (4) is detachably connected to the inner shell (1); a toggle switch (5) is arranged on the circuit board (4); the toggle switch (5) is electrically connected to the circuit board (4); a rectangular hole (6) is arranged on the top of the inner shell (1) for facilitating the sliding of the toggle switch (5); a waterproof ring (7) surrounding the rectangular hole (6) is fixed on the top of the inner shell (1); the inner shell (1) is located inside the pressure cover (3) and is detachably connected to the pressure cover (3); the shift block (2) is slidably connected to the top of the inner shell (1); the bottom of the shift block (2) is in sealing contact with the waterproof ring (7) and is detachably connected to the toggle switch (5); a toggle key (8) is fixed on the top of the shift block (2); and a rectangular hole (9) is arranged on the pressure cover (3) for facilitating the sliding of the toggle key (8).

2. A waterproof toggle switch according to claim 1, characterized in that: The waterproof ring (7) is provided with a plurality of sealing strips (10) of annular structure protruding from the waterproof ring (7). The plurality of sealing strips (10) are arranged in layers inside and outside and are fixedly connected to the waterproof ring (7) to form a whole. The shifting block (2) is interference-fitted with the sealing strips (10) under the action of the pressure cover (3) and is sealedly connected to the top of the inner shell (1).

3. A waterproof toggle switch according to claim 1, characterized in that: The inner shell (1) comprises an upper cover (11) and a bottom cover (12); the bottom of the upper cover (11) is detachably connected to the bottom cover (12) and forms a cavity (13); the circuit board (4) is detachably connected to the cavity (13); a mounting groove (14) is provided on the top of the upper cover (11); the pressure cover (3) completely covers the open end of the mounting groove (14) and together with the mounting groove (14) forms a sliding cavity (15) matching the shift block (2); the shift key (8) passes through the second rectangular hole (9) and is located outside the sliding cavity (15); the first rectangular hole (6) is located at the bottom of the mounting groove (14); a groove (16) matching the waterproof ring (7) is provided at the bottom of the mounting groove (14); the waterproof ring (7) is embedded in the groove (16) and is fixedly connected to the groove (16).

4. A waterproof toggle switch according to claim 3, characterized in that: The sliding cavity (15) is provided with step surfaces (17) on both left and right sides, and the shift block (2) is provided with L-shaped grooves (18) matching the step surfaces (17) on both left and right sides. The shift block (2) is slidably connected in the sliding cavity (15) by matching the L-shaped grooves (18) with the corresponding step surfaces (17).

5. A waterproof toggle switch according to claim 3, characterized in that: The cross-sectional shape of the gland (3) is U-shaped, the rectangular hole 2 (9) is located at the bottom of the gland (3), the bottom cover (12) completely covers the open end of the gland (3) and is detachably connected to the gland (3), a wire (19) is provided on the circuit board (4), the wire (19) is electrically connected to the circuit board (4), and wire grooves are provided on the inner side wall of the open end of the gland (3) and the edge of the bottom cover (12), and the wire grooves on the inner side wall of the open end of the gland (3) and the wire grooves on the edge of the bottom cover (12) together form a wire outlet hole (20) matching the wire (19).

6. A waterproof toggle switch according to claim 1 or 2 or 3 or 4 or 5, characterized in that: A slot (21) matching the toggle switch (5) is provided at the bottom of the toggle block (2), and the toggle block (2) is detachably connected to the toggle switch (5) via the slot (21).

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