CN115831649A

CN115831649A - Double-layer rotary switch with display

Info

Publication number: CN115831649A
Application number: CN202211666398.3A
Authority: CN
Inventors: 李联聪
Original assignee: Dongguan Linjve Industry Investments Co ltd
Current assignee: Dongguan Linjve Industry Investments Co ltd
Priority date: 2022-12-23
Filing date: 2022-12-23
Publication date: 2023-03-21

Abstract

The invention relates to the technical field of rotary switches, and discloses a double-layer rotary switch with a display, which comprises a base, a lower bracket, a circuit board, a lampshade, a display module, a lower shell, an upper bracket and an upper shell, wherein the lower bracket is arranged on the base; the base is connected with a lower support in a sliding mode, the top of the lower support is fixedly connected with the bottom of a circuit board, the top of the circuit board is fixedly connected with the bottom of a lampshade, the circuit board is used for generating optical signals to a display module arranged on the lampshade, a lower shell is rotatably arranged between the circuit board and the lower support and used for enabling the circuit board to generate the optical signals, and an upper support is rotatably arranged between the lampshade and the circuit board and used for enabling the circuit board to generate the optical signals; the upper shell is sleeved on the display module and is clamped with the upper bracket; the display switch mainly solves the technical problem that an existing display switch is single in display function.

Description

Double-layer rotary switch with display

Technical Field

The invention relates to the technical field of rotary switches, in particular to a double-layer rotary switch with a display.

Background

With the continuous development of society, electronic products are updated and iterated rapidly, and in the current electronic products, various switches are required, wherein the display switches are widely used because people can visually observe the state of signal change. The display switch on the market at present adopts a single-layer knob to control the output of signals, the display function which can be realized is single, and the complex application requirements can not be met. Therefore, the invention of a display switch capable of displaying various signal changes is a problem to be solved urgently.

Disclosure of Invention

The embodiment of the invention discloses a double-layer rotary switch with a display function, which is used for solving the technical problem that the display function of the existing display switch is single.

In order to achieve the purpose, the invention adopts the following technical scheme:

a double layer rotary switch with display, comprising:

the base (10), the said base (10) connects with the lower support (20) slidably; the top of the lower bracket (20) is fixedly connected with the bottom of the circuit board (30); the top of the circuit board (30) is fixedly connected with the bottom of the lampshade (40), and the circuit board (30) is used for generating optical signals to the display module (50) arranged on the lampshade (40); a lower housing (60) is rotatably disposed between the circuit board (30) and the lower bracket (20) for enabling the circuit board (30) to generate the optical signal; the upper bracket (80) is rotatably arranged between the lampshade (40) and the circuit board (30) and is used for enabling the circuit board (30) to generate the optical signal; the upper shell (70) is sleeved on the display module (50) and is clamped with the upper bracket (80).

In one example, a first annular bulge (201) is arranged on the top of the lower bracket (20) in a direction extending away from the base (10); the first annular bulge (201) is provided with a connecting part (2011) penetrating through the circuit board (30) along the direction back to the base (10); a first avoidance hole (302) clamped with the connecting part (2011) is formed in the circuit board (30); a threaded hole (20111) is formed in the connecting part (2011); and a through hole (401) corresponding to the threaded hole (20111) in position is formed in the lamp shade (40).

In one example, a second avoidance hole (601) matched with the outer end of the first annular bulge (201) is formed in the middle of the lower shell (60); the bottom of the lower shell (60) is provided with an annular rotating part (602) extending along the direction towards the base (10);

a second annular bulge (202) is arranged at the top of the lower bracket (20) in an extending manner along the direction back to the base (10); the second annular bulge (202) is arranged on the outer side of the first annular bulge (201), and forms a first annular groove (203) for accommodating a part of the rotating part (602) together with the first annular bulge (201).

In one example, the bottom of the lampshade (40) is cylindrical; the edge of the lampshade (40) is provided with an annular limiting part (402) in an extending way along the direction towards the base (10);

a third avoidance hole (801) matched with the bottom of the lampshade (40) is formed in the middle of the upper support (80); the top of the upper support (80) is respectively provided with a third annular protrusion (802) and a fourth annular protrusion (803) in an extending manner along a direction back to the base (10), the third annular protrusion (802) is arranged on the outer side of the fourth annular protrusion (803), and the third annular protrusion (802) and the fourth annular protrusion (803) jointly form a second annular groove (804) for accommodating the limiting part (402).

In one example, a plurality of first knurled grooves (6021) are formed in the outer end of the rotating part (602); a first wave-shaped elastic sheet (110) matched with the knurled groove is arranged in the first annular groove (203);

a plurality of second knurling grooves (8031) are formed in the outer end of the fourth annular protrusion (803), and a second wave-shaped elastic sheet (120) matched with the second knurling grooves (8031) is arranged at one end, close to the fourth annular protrusion (803), of the limiting portion (402).

In one example, a mounting buckle (701) is arranged on the inner side wall of the upper shell (70), and a clamping part (8021) matched with the mounting buckle (701) is arranged at one end, away from the fourth annular bulge (803), of the third annular bulge (802); and a second avoiding groove (603) for accommodating a part of the clamping part (8021) is formed in the outer end of the lower shell (60).

In one example, the display module (50) comprises a top surface membrane (501) arranged in the middle of the lampshade (40) and a side surface membrane (502) arranged on the side surface of the lampshade (40); the top surface membrane (501) and the side surface membrane (502) are used for displaying optical signals conducted by the light-emitting elements (301), and the light-emitting elements (301) are arranged on the circuit board (30).

In one example, a first brush (90) abutting against the bottom of the circuit board (30) is arranged at the top of the lower shell (60), and the first brush (90) is used for generating a coding signal for activating the light-emitting element (301); the bottom of the upper bracket (80) is provided with a second brush (100) which is abutted against the top of the circuit board (30), and the second brush (100) is used for generating a coding signal for starting the light-emitting element (301).

In one example, a fourth avoidance hole (403) is formed in the middle of the lampshade (40) at a position corresponding to the light-emitting element (301); the lampshade (40) is further provided with a light guide mirror mounting hole (404) penetrating through the circuit board (30), the light guide mirror mounting hole (404) is used for mounting a light guide mirror (503), and the light guide mirror (503) is used for conducting an optical signal of the light emitting element (301) to the side diaphragm (502).

In one example, the bottom of the circuit board (30) is provided with a socket (303) penetrating through the lower bracket (20) and the base (10), and the socket (303) is used for plugging with an external plug element; the bottom of the circuit board (30) is also provided with a switch part (304), and the base (10) is provided with an induction tip (101) for inducing the switch part (304).

Compared with the prior art, the double-layer rotary switch with the display has the following beneficial effects that:

go up the shell and can rotate the signal output with control display module assembly with lower shell alone, whole product structure is succinct, the installation of being convenient for.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a schematic diagram showing the positional relationship of the components of the double-layer rotary switch according to the present invention;

FIG. 2 is a top view of the dual layer rotary switch of the present invention with a display;

FIG. 3 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is a partial view B of FIG. 3;

FIG. 5 is a top view of the lamp housing, circuit board and lower bracket of the present invention shown connected together;

FIG. 6 is a cross-sectional view of C-C of FIG. 5;

FIG. 7 is a front view of a lamp enclosure provided by the present invention;

FIG. 8 is a schematic view of another perspective of a lampshade provided by the present invention;

FIG. 9 is an isometric view of an upper brace provided by the present invention;

FIG. 10 is a schematic view of an alternative perspective of an upper brace provided by the present invention;

FIG. 11 is an isometric view of a circuit board provided by the present invention;

FIG. 12 is an isometric view of a lower housing provided by the present invention;

FIG. 13 is a schematic view of another perspective of the lower housing provided by the present invention;

FIG. 14 is an isometric view of an upper shell provided by the present invention;

FIG. 15 is an isometric view of a lower cradle provided by the present invention;

figure 16 is an isometric view of a chassis provided by the present invention.

Illustration of the drawings:

10. a base; 101. an induction tip; 102. a first avoidance slot; 103. a guide rail; 104. a first buckle;

20. a lower bracket; 201. a first annular projection; 2011. a connecting portion; 20111. a threaded hole; 202. a second annular projection; 203. a first annular groove; 2031. a first wave-shaped elastic piece mounting part; 204. a second buckle;

30. a circuit board; 301. a light emitting element; 302. a first avoidance hole; 303. a socket; 304. a switch section;

40. a lamp shade; 401. a through hole; 402. a limiting part; 4021. a second wave-shaped elastic piece mounting part; 403. a fourth avoidance hole; 404. a light guide lens mounting hole;

50. a display module; 501. a top surface membrane; 502. a side membrane; 503. a light guide mirror;

60. a lower housing; 601. a second avoidance hole; 602. a rotating part; 6021. a first knurl groove; 603. a second avoidance slot; 604. a first brush mounting section;

70. an upper housing; 701. mounting a buckle;

80. an upper bracket; 801. a third avoidance hole; 802. a third annular projection; 8021. a fastening part; 803. a fourth annular projection; 8031. a second knurl groove; 804. a second annular groove; 805. a second brush mounting section;

90. a first brush; 100. a second brush; 110. a first wave-shaped elastic sheet; 120. a second wave-shaped elastic sheet; 130. a buffer spring; 140. and (4) screws.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in 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 present application and are not intended to limit the present application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "upper," "lower," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present application and for simplicity in description, and do not indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operated in a particular orientation, and therefore should not be considered limiting to the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

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.

Referring to fig. 1, the present embodiment provides a double-layer rotary switch with a display, which includes a base 10, a lower bracket 20, a circuit board 30, a lamp cover 40, a display module 50, a lower housing 60, an upper housing 70, and an upper bracket 80;

wherein, the lower bracket 20 is slidably connected to the base 10; the top of the lower bracket 20 is fixedly connected with the bottom of the circuit board 30; the top of the circuit board 30 is fixedly connected with the bottom of the lampshade 40 and is used for generating an optical signal to the display module 50 arranged on the lampshade 40; the lower case 60 is rotatably disposed between the circuit board 30 and the lower bracket 20, and serves to allow the circuit board 30 to generate an optical signal; the upper bracket 80 is rotatably disposed between the lamp housing 40 and the circuit board 30, and is used for enabling the circuit board 30 to generate an optical signal; the upper housing 70 is sleeved on the display module 50 and clamped with the upper bracket 80.

Referring to fig. 5 and 6, the lower bracket 20, the circuit board 30 and the lamp housing 40 are fixed together, and specifically, the top of the lower bracket 20 is provided with a first annular protrusion 201 extending in a direction away from the base 10; the first annular protrusion 201 is provided with a connecting portion 2011 penetrating through the circuit board 30 along a direction facing away from the base 10, preferably, referring to fig. 2 and fig. 16, in order to make the structure of the display module 50 of the present application more compact, the connecting portion 2011 is disposed on one side of the lower bracket 20 close to the base 10, and accordingly, the base 10 is provided with a first avoiding groove 102 accommodating a portion of the connecting portion 2011; a first avoidance hole 302 clamped with the connecting part 2011 is formed in the circuit board 30, and the first avoidance hole 302 is used for limiting the positions of the lower bracket 20 and the circuit board 30; a threaded hole 20111 is formed in the connecting part 2011; the lamp housing 40 has a through hole 401 corresponding to the threaded hole 20111, and the lower bracket 20, the circuit board 30 and the lamp housing 40 are fastened together by the screw 140. The connection part 2011 may directly abut against the bottom of the circuit board 30 without penetrating through the circuit board 30, and may be fastened together by the screw 140.

Referring to fig. 3 to 6, the lower housing 60 can rotate around its own axis between the lower bracket 20 and the circuit board 30, specifically, the middle of the lower housing 60 is provided with a second avoiding hole 601 matching with the outer end of the first annular protrusion 201, and the second avoiding hole 601 is used for enabling the lower housing 60 to rotate around the first annular protrusion 201; the bottom of the lower housing 60 is provided with an annular rotating part 602 extending in a direction toward the base 10; the top of the lower bracket 20 is provided with an annular second annular bulge 202 extending along the direction back to the base 10; the second annular projection 202 is disposed outside the first annular projection 201, and constitutes a first annular groove 203 accommodating a part of the rotating portion 602 together with the first annular projection 201, the first annular groove 203 serving as a rotation rail of the lower housing 60.

Further, referring to fig. 13 and 15, in order to generate a hand feeling with a shift during the rotation process, a plurality of first knurled grooves 6021 are formed in the periphery of the rotation portion 602, a first wave-shaped elastic piece mounting portion 2031 for mounting the first wave-shaped elastic piece 110 is disposed in the first annular groove 203, the first wave-shaped elastic piece 110 has elasticity, a protruding portion of the first wave-shaped elastic piece is matched with the first knurled grooves 6021, the lower housing 60 rotates to drive the knurled grooves to rotate, and resistance and a stop feeling are generated when the notch is engaged with the protruding portion of the first wave-shaped elastic piece 110 each time.

Referring to fig. 3 to 6, the upper frame 80 is rotatable around its axis between the lamp housing 40 and the circuit board 30, specifically, the axes of the upper frame 80, the lamp housing 40 and the circuit board 30 are the same, and the bottom of the lamp housing 40 is cylindrical; the edge of the lampshade 40 is provided with an annular limiting part 402 extending along the direction towards the base 10; the middle part of the upper bracket 80 is provided with a third avoidance hole 801 matched with the bottom of the lampshade 40, and the third avoidance hole 801 is used for enabling the upper bracket 80 to rotate around the lampshade 40; the top of the upper bracket 80 is respectively provided with a third annular protrusion 802 and a fourth annular protrusion 803 in an extending manner along a direction back to the base 10, the third annular protrusion 802 is arranged outside the fourth annular protrusion 803, the third annular protrusion 802 and the fourth annular protrusion 803 jointly form a second annular groove 804 for accommodating the limiting portion 402, and the second annular groove 804 serves as a rotation track to enable the upper bracket 80 to rotate around the limiting portion 402.

Further, referring to fig. 9 and 14, an installation buckle 701 is disposed on an inner side wall of the upper housing 70, and an engagement portion 8021 engaged with the installation buckle 701 is disposed at an end of the third annular protrusion 802 away from the fourth annular protrusion 803; the mounting buckle 701 is engaged with the engaging portion 8021, so that the upper bracket 80 is engaged with the upper housing 70 into a whole, and the upper bracket 80 can be driven to rotate by rotating the upper housing 70. The outer end of the lower housing 60 is provided with a second avoiding groove 603 for accommodating a part of the engaging portion 8021, and the second avoiding groove 603 is used for enabling the upper bracket 80 to rotate on the lower housing 60, so that the double-layer rotary switch with the display is more compact in structure. It is also an advantage of the present application that the upper housing 70 and the lower housing 60 are independently rotatable.

Further, referring to fig. 8 and 9, in order to enable the hand feeling of the gear position to be generated during the rotation process, a plurality of second knurled grooves 8031 are formed at the outer end of the fourth annular protrusion 803, the end of the limiting portion 402 close to the fourth annular protrusion 803 is provided with a second waveform elastic piece mounting portion 4021, the second waveform elastic piece 120 has elasticity, and the protruding portion of the second waveform elastic piece is matched with the second knurled grooves 8031.

Referring to fig. 3, 8, 10 and 12, in order to display information on the double-layer rotary switch with display, the circuit board 30 is provided with a plurality of light emitting elements 301, and the light emitting elements 301 are used for transmitting optical signals to the display module 50 disposed on the lamp housing 40. The bottom of the upper holder 80 is provided with a second brush mounting portion 805, and the second brush 100 rotates following the upper holder 80 and contacts a predetermined position on the circuit board 30 to generate a code signal for activating the light emitting element 301 from the circuit board 30. In order to generate more code signals for the circuit board 30 and to achieve more complicated functions, the first brush mounting portion 604 is provided at the top of the lower housing 60, and the first brush 90 rotates along with the lower housing 60 and contacts a predetermined position on the circuit board 30 to generate a code signal for activating the light emitting element 301 on the circuit board 30.

The display module 50 includes a top film 501 disposed in the middle of the lamp housing 40 and a side film 502 disposed on the side of the lamp housing 40; both the top film 501 and the side film 502 are used to display the optical signal conducted by the light emitting element 301.

Referring to fig. 8, a fourth avoiding hole 403 is formed in the middle of the lamp housing 40 at a position corresponding to the light emitting element 301, a light guide mirror mounting hole 404 penetrating to the circuit board 30 is formed in the outer side of the lamp housing 40, the light guide mirror mounting hole 404 is used for mounting a light guide mirror 503, and the light guide mirror 503 is used for guiding the optical signal of the light emitting element 301 to the side membrane 502.

Referring to fig. 15 and 16, in order to make the dual-layer rotary switch with display function have the function of push display at the same time, the lower bracket 20 is slidably connected to the base 10, preferably, the base 10 has a guide rail 103 defining the moving position of the lower bracket 20, and is also provided with a first buckle 104, correspondingly, the lower bracket 20 is provided with a second buckle 204 for cooperating with the first buckle 104, when installing, the lower bracket 20 is buckled into the base 10 downwards, after the second buckle 204 is buckled into the first buckle 104 along the guide surface, the lower bracket 20 can move up and down in the defined track and is limited by the first buckle 104; further, in order to generate the pressing feeling, an elastic member, preferably, a buffer spring 130 is disposed between the lower bracket 20 and the base 10.

Referring to fig. 5 and 16, a socket 303 penetrating through the lower frame 20 and the base 10 is disposed at the bottom of the circuit board 30, and the socket 303 can be plugged with an external plug element; the bottom of the circuit board 30 is provided with a switch portion 304 protruding toward the base 10, in this embodiment, the switch portion 304 is a patch switch. The base 10 is provided with an inductive tip 101 for an inductive switch section 304. When the pressing is performed, the sensing tip 101 contacts the switch portion 304 to generate a pressing hand feeling, and the switch portion 304 is turned on by a signal under the pressure of the tip of the base 10 to complete the output of the pressing signal.

The foregoing is considered as illustrative only of the preferred embodiments of the invention, and is presented merely for purposes of illustration and description of the principles of the invention and is not intended to limit the scope of the invention in any way. Any modifications, equivalents and improvements made within the spirit and principles of the invention and other embodiments of the invention without the creative effort of those skilled in the art are included in the protection scope of the invention based on the explanation here.

Claims

1. A double-layer rotary switch with a display is characterized by comprising: the base (10), the said base (10) connects with the lower support (20) slidably; the top of the lower bracket (20) is fixedly connected with the bottom of the circuit board (30); the top of the circuit board (30) is fixedly connected with the bottom of the lampshade (40), and the circuit board (30) is used for generating optical signals to the display module (50) arranged on the lampshade (40); a lower housing (60) is rotatably disposed between the circuit board (30) and the lower bracket (20) for enabling the circuit board (30) to generate the optical signal; the upper bracket (80) is rotatably arranged between the lampshade (40) and the circuit board (30) and is used for enabling the circuit board (30) to generate the optical signal; the upper shell (70) is sleeved on the display module (50) and clamped with the upper bracket (80).

2. The double-deck rotary switch with display of claim 1, characterized in that the top of the lower bracket (20) is provided with a first annular protrusion (201) extending in a direction away from the base (10); the first annular bulge (201) is provided with a connecting part (2011) penetrating through the circuit board (30) along the direction back to the base (10); a first avoidance hole (302) clamped with the connecting part (2011) is formed in the circuit board (30); a threaded hole (20111) is formed in the connecting part (2011); a through hole (401) corresponding to the threaded hole (20111) is formed in the lampshade (40).

3. The double-layer rotary switch with the display function according to claim 2, wherein a second avoidance hole (601) matched with the outer end of the first annular protrusion (201) is formed in the middle of the lower shell (60); the bottom of the lower shell (60) is provided with an annular rotating part (602) extending along the direction towards the base (10);

4. The double-deck rotary switch with display of claim 3, wherein the bottom of the lamp housing (40) is cylindrical; the edge of the lampshade (40) is provided with an annular limiting part (402) in an extending way along the direction towards the base (10);

5. The double-layer rotary switch with the display as claimed in claim 4, wherein the outer end of the rotating part (602) is provided with a plurality of first knurled grooves (6021); a first wave-shaped elastic sheet (110) matched with the knurled groove is arranged in the first annular groove (203);

6. The double-layer rotary switch with a display according to claim 4, characterized in that the inner side wall of the upper shell (70) is provided with a mounting buckle (701), and one end of the third annular protrusion (802) far away from the fourth annular protrusion (803) is provided with a clamping part (8021) matched with the mounting buckle (701); and a second avoiding groove (603) for accommodating a part of the clamping part (8021) is formed in the outer end of the lower shell (60).

7. The double-layer rotary switch with a display of claim 1, wherein the display module (50) comprises a top membrane (501) disposed in the middle of the lamp housing (40) and a side membrane (502) disposed on the side of the lamp housing (40); the top surface membrane (501) and the side surface membrane (502) are used for displaying optical signals conducted by the light-emitting elements (301), and the light-emitting elements (301) are arranged on the circuit board (30).

8. The double-layer rotary switch with display of claim 7, wherein the top of the lower housing (60) is provided with a first brush (90) abutting against the bottom of the circuit board (30), the first brush (90) is used for generating a coding signal for activating the light-emitting element (301); the bottom of the upper bracket (80) is provided with a second brush (100) which is abutted against the top of the circuit board (30), and the second brush (100) is used for generating a coding signal for starting the light-emitting element (301).

9. The double-layer rotary switch with the display function according to claim 7, wherein a fourth avoiding hole (403) is formed in the middle of the lampshade (40) at a position corresponding to the light-emitting element (301); the lampshade (40) is further provided with a light guide mirror mounting hole (404) penetrating through the circuit board (30), the light guide mirror mounting hole (404) is used for mounting a light guide mirror (503), and the light guide mirror (503) is used for conducting an optical signal of the light emitting element (301) to the side diaphragm (502).

10. The double-layer rotary switch with display of claim 1, wherein the bottom of the circuit board (30) is provided with a socket (303) penetrating through the lower bracket (20) and the base (10), the socket (303) is used for plugging with an external plug element; the bottom of the circuit board (30) is also provided with a switch part (304), and the base (10) is provided with an induction tip (101) for inducing the switch part (304).