CN218866961U - Rotary switch - Google Patents

Abstract

The utility model discloses a rotary switch, which comprises an outer shell, be provided with the dwang in the shell body, the dwang is connected with the rolling disc, lateral wall at the rolling disc is provided with first recess and second recess, inside at the shell body is provided with the shell fragment, the outer convex part of shell fragment can be gone into in first recess and the second recess, fixed mounting has first in the shell body, and a second, the third inserted sheet, be provided with first on the first inserted sheet, the second extends the reed, be provided with first moving contact on the first extension reed, be provided with the second moving contact on the second extension reed, be provided with the second static contact that corresponds with first moving contact on the second inserted sheet, be provided with the second static contact that corresponds with the second moving contact on the third inserted sheet, the bottom of rolling disc is provided with the first arch that can extrude the first extension reed, and can extrude the second that the second extends the reed arch. The utility model discloses can realize the break-make of rotary control switch to guarantee the location after the switch rotation, its holistic equipment is convenient, and the misloading probability is low.

Description

Rotary switch

Technical Field

The utility model relates to an electrical control element, concretely relates to rotary switch.

Background

The rotary switch is one of electric control switches, the on-off function is realized mainly by controlling the rotation of the switch, the rotating handle of the traditional rotary switch is completely and freely rotatably arranged, and after the rotary switch is rotated to a power-on or power-off angle, the rotary switch can be rotated due to error touch to influence the use stability of the switch, so that structures capable of realizing the positioning of the rotating handle are also arranged on the market, but the internal structure is generally complex, the hand feeling of the switch is poor, and the use experience of a user is poor; in addition, the conventional rotary switch is troublesome to assemble and is easy to be misassembled.

SUMMERY OF THE UTILITY MODEL

In view of the deficiencies of the background art, the technical problem to be solved by the present invention is to provide a rotary switch for solving the above problems.

Therefore, the utility model discloses an adopt following scheme to realize:

a rotary switch, includes the shell body, its characterized in that: the novel spring plate comprises a shell body, and is characterized in that a rotating rod is arranged in the shell body and connected with the rotating disc, a first groove and a second groove are formed in the side wall of the rotating disc, a herringbone elastic sheet is arranged inside the shell body, an outer convex portion of the elastic sheet can be clamped into the first groove and the second groove, a first inserting sheet, a second inserting sheet and a third inserting sheet are fixedly mounted in the shell body, a first extending spring sheet and a second extending spring sheet are arranged on the first inserting sheet, a first moving contact is arranged on the first extending spring sheet, a second moving contact is arranged on the second extending spring sheet, a first fixed contact corresponding to the first moving contact is arranged on the second inserting sheet, a second fixed contact corresponding to the second moving contact is arranged on the third inserting sheet, a first bulge capable of extruding the first extending spring sheet is arranged at the bottom of the rotating disc, and a second bulge capable of extruding the second extending spring sheet is arranged on the bottom of the rotating disc.

The lateral wall of dwang has first locating plane and second locating plane, it is protruding to be provided with the location of laminating with second locating plane on the rolling disc, the bottom of dwang has the post of inserting, be provided with on the rolling disc and supply to insert post male jack, the bottom of inserting the post has the plasticity step, the external diameter of plasticity step is greater than the aperture of jack, the bottom face of plasticity step and jack offsets.

The bottom of rolling disc is provided with the adapter sleeve with extending, the inside of shell body is provided with the erection column, the adapter sleeve rotationally the suit is on the erection column.

The shell body includes shell seat and cap, the middle part of cap one end is provided with the first hook of inside extension, the shell seat is provided with first location step in the department of corresponding with first hook, is provided with the groove of stepping down in the below of first location step, the both sides of the cap other end all are provided with the second hook, be provided with the connecting block that can supply the second hook to hook on the shell seat.

The inside wall of shell body is provided with extending to place the step, the both ends setting of shell fragment is on placing the step.

The rotary switch in the technical scheme has the advantages of simple structure, reasonable design, more convenient production and assembly, capability of effectively avoiding misassembly and capability of realizing large-scale production; the positioning after the rotating disc rotates to the position is realized through the matching of the grooves formed in the side walls of the herringbone elastic sheets and the rotating disc, the switch on-off change caused by mistaken touch is avoided, and the stability and the safety of the switch in use are ensured.

Drawings

The utility model discloses there is following figure:

FIG. 1 is an external structural view of the present invention;

fig. 2 is a cross-sectional view of the present invention;

FIG. 3 is a view of FIG. 1 with the cover removed;

FIG. 4 is a view of FIG. 3 with the rotating lever and rotating disk removed;

fig. 5 is a structural view of the rotating disk of the present invention.

Detailed Description

As shown in the figures, the utility model discloses a rotary switch, which comprises an outer shell, be provided with dwang 4 in the shell body, dwang 4 is connected with rolling disc 16, lateral wall at rolling disc 16 is provided with first recess 21 and second recess 23, inside at the shell body is provided with and is chevron shape shell fragment 22, the outer convex part of shell fragment 22 can be blocked into in first recess 21 and the second recess 23, fixed mounting has first inserted sheet 7 in the shell body, second inserted sheet 5 and third inserted sheet 6, be provided with first extension reed 26 and second extension reed 25 on the first inserted sheet 7, be provided with first moving contact 27 on the first extension reed 26, be provided with second moving contact 29 on the second extension reed 25, be provided with the first static contact 28 that corresponds with first moving contact 27 on the second inserted sheet 5, be provided with the second static contact 30 that corresponds with second moving contact 29 on the third inserted sheet 6, the bottom of rolling disc 16 is provided with the first arch 32 that can extrude first extension reed 26, and can extrude the second arch 31 that the second extends reed 25. The lateral wall of dwang 4 has first locating plane 3 and second locating plane 20, first locating plane 3 is used for and rotates the head and connect, can control dwang 4 to rotate more comfortably, be provided with the location arch 19 with the laminating of second locating plane 20 on the rolling disc 16, the bottom of dwang 4 has the post 13 of inserting, be provided with on the rolling disc 16 and supply to insert post 13 male jack 14, the bottom of inserting post 13 has plasticity step 15, the external diameter of plasticity step 15 is greater than the aperture of jack 14, plasticity step 15 offsets with the bottom face of jack 14, when assembling, only need insert post 13 and insert and pass jack 14, plasticity step 15 can receive the extrusion deformation at this in-process, after plasticity step 15 passes jack 14, can become original shape, and offset with the bottom face 14 of jack 14, realize the location of dwang 4 and rolling disc 16 and be connected. The bottom of the rotating disc 16 is provided with a connecting sleeve 17 in an extending manner, the inside of the outer shell is provided with a mounting column 18, and the connecting sleeve 17 is rotatably sleeved on the mounting column 18 to realize the rotating mounting of the rotating disc 16. The shell body includes shell seat 1 and shell 2, the middle part of 2 one ends of shell lid is provided with the first hook 11 of inside extension, shell seat 1 is being provided with first location step 10 with first hook 11 department of correspondence, below at first location step 10 is provided with the groove 12 of stepping down, the both sides of the 2 other ends of shell lid all are provided with second hook 8, be provided with the connecting block 9 that can supply second hook 8 to hook on the shell seat 1, when assembling, can be earlier with second hook 8 hook on connecting block 9, link first hook 11 hook in first location step 10 department again, realize clamping of shell lid 2 and shell seat 1 and be connected. The inside wall of shell body is provided with the place step 24 with extending, and the both ends setting of shell fragment 22 is on placing step 24, makes things convenient for the location of shell fragment 22 to place. The first protrusion 32 and the second protrusion 31 are arc-shaped and adapted to the rotation path of the rotating disc 16, so as to ensure that the first and second extension springs can be smoothly pressed, and the moving contact can be in contact with the fixed contact to realize the closing of the switch.

The utility model discloses a theory of operation is: when the switch is required to be controlled to be closed, the rotating disc 16 is driven to rotate by controlling the rotating rod 4, the first protrusion and the second protrusion at the bottom of the rotating disc 16 extrude the first extension spring and the second extension spring to descend, so that the first moving contact and the second moving contact on the first extension spring and the second extension spring are contacted with the first static contact and the second static contact on the second insertion sheet and the third insertion sheet, the switch-on of the switch is further realized, and the outer convex part of the elastic sheet 22 is just clamped into the second groove 23 on the rotating disc 16, so that the positioning of the rotating disc 16 is realized, and the rotating disc 16 is prevented from rotating due to mistaken touch; when the switch is required to be controlled to be switched off, the rotating rod 4 is controlled to drive the rotating disc 16 to rotate reversely, the first protrusion and the second protrusion at the bottom of the rotating disc 16 are separated from the first extension reed and the second extension reed, the first extension reed and the second extension reed are upwarped, the first moving contact and the second moving contact are separated from the first static contact and the second static contact, the switch is switched off, the outer protruding portion of the elastic piece 22 is clamped into the first groove 21 on the rotating disc 16, the rotating disc 16 is positioned, and the rotating disc 16 is prevented from rotating due to mistaken touch.

The structure of the utility model has simple structure, reasonable design, more convenient production and assembly, effectively avoiding misassembly and realizing large-scale production; the positioning after the rotating disc rotates to the position is realized through the matching of the grooves formed in the side walls of the herringbone elastic sheets and the rotating disc, the switch on-off change caused by mistaken touch is avoided, and the stability and the safety of the switch in use are ensured.

Claims (6)

1. A rotary switch, includes the shell body, its characterized in that: be provided with dwang (4) in the shell body, dwang (4) are connected with rolling disc (16) the lateral wall of rolling disc (16) is provided with first recess (21) and second recess (23) the inside of shell body is provided with and is chevron shape shell fragment (22), the outer convex part of shell fragment (22) can be gone into in first recess (21) and second recess (23), fixed mounting has first inserted sheet (7), second inserted sheet (5) and third inserted sheet (6) in the shell body, be provided with first extension reed (26) and second extension reed (25) on first inserted sheet (7), be provided with first moving contact (27) on first extension reed (26), be provided with second moving contact (29) on the second extension reed (25), be provided with first static contact (28) that correspond with first moving contact (27) on second inserted sheet (5), be provided with on third inserted sheet (6) with second moving contact (30) that second moving contact (29) correspond, but the bottom of rolling disc (16) is provided with first extension reed (26) extrusion arch (31), but second moving contact (26) extrusion reed (31) and second extrusion is protruding.

2. A rotary switch according to claim 1, wherein the side wall of the rotating rod (4) has a first positioning plane (3) and a second positioning plane (20), the rotating disk (16) is provided with a positioning protrusion (19) attached to the second positioning plane (20), the bottom of the rotating rod (4) has an insertion column (13), the rotating disk (16) is provided with an insertion hole (14) for the insertion column (13) to insert, the bottom of the insertion column (13) has a plastic step (15), the outer diameter of the plastic step (15) is larger than the aperture of the insertion hole (14), and the plastic step (15) abuts against the bottom end face of the insertion hole (14).

3. A rotary switch according to claim 1, wherein the bottom of the rotary disk (16) is provided with a connecting sleeve (17) in an extending manner, the inner part of the outer housing is provided with a mounting column (18), and the connecting sleeve (17) is rotatably sleeved on the mounting column (18).

4. A rotary switch according to claim 1, characterized in that the outer housing comprises a housing base (1) and a housing cover (2), a first claw (11) extending inwards is arranged in the middle of one end of the housing cover (2), the housing base (1) is provided with a first positioning step (10) at a position corresponding to the first claw (11), a recess groove (12) is arranged below the first positioning step (10), the housing cover (2) is provided with second claws (8) at two sides of the other end, and the housing base (1) is provided with a connecting block (9) for hooking the second claws (8).

5. A rotary switch according to claim 1, wherein the inner side wall of the outer housing is extendedly provided with a placing step (24), and both ends of the resilient piece (22) are provided on the placing step (24).

6. A rotary switch according to claim 1, wherein the first projection (32) and the second projection (31) are arcuate.

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