CN213483632U

CN213483632U - Combined knob switch

Info

Publication number: CN213483632U
Application number: CN202022348446.7U
Authority: CN
Inventors: 周浩
Original assignee: Dongguan Linjve Industry Investments Co ltd
Current assignee: Dongguan Linjiwei Technology Co ltd
Priority date: 2020-10-21
Filing date: 2020-10-21
Publication date: 2021-06-18
Anticipated expiration: 2030-10-21

Abstract

The utility model relates to a modular rotary switch, the on-line screen storage device comprises a base, a housing, press the panel, press the switch, the cavity encoder, draw the switch, the PCB board, the cavity encoder sets up respectively on the both sides plane of PCB board with drawing the switch, press the switch and install on one side plane of PCB board and be located the well kenozooecium of cavity encoder, the shell is connected and drives the cavity encoder with the swivelling axis of cavity encoder and produces the code signal, press the coaxial setting of panel and produce the press signal in the outside of cavity encoder and with press the switch cooperation, it produces the signal of drawing to draw the switch to be connected and take the hollow encoder and PCB board to take place to draw the action in the shell with the base. The utility model discloses rational in infrastructure, novel in design, practicality are strong, through with press switch, draw switch, cavity encoder set up respectively on the both sides plane of PCB board for rotary switch can realize pressing down, drawing, rotation control's function, has enlarged rotary switch and has used the scene.

Description

Combined knob switch

Technical Field

The utility model relates to a rotary switch technical field, in particular to modular rotary switch.

Background

The knob switch is widely applied to household appliances, instruments and meters, automobiles and the like; depending on the application, installation, etc., the shape and structure of the device vary greatly. Most of existing rotary switches are designed by combining an encoder and a press switch, so that the rotary switch has the functions of pressing and rotating codes to realize two control modes.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects of the prior art, the utility model provides a combined knob switch.

In order to achieve the above purpose, the utility model provides a technical scheme does: the utility model provides a modular rotary switch, includes base, shell, presses panel, press switch, cavity encoder, draws switch, PCB board, the cavity encoder sets up respectively on the both sides plane of PCB board with drawing the switch, press switch installs on a side plane of PCB board and is located the well kenozooecium of cavity encoder, the shell is connected and drives the cavity encoder with the swivelling axis of cavity encoder and produces the code signal, press the coaxial setting of panel and produce the press signal in the outside of cavity encoder and with the cooperation of press switch, draw the switch and be connected and produce when the action is drawn in the axial emergence of shell drive space encoder and PCB board and draw the signal.

In the technical scheme, a limiting seat is arranged between the base and the PCB, a reset spring and a steel ball are sequentially arranged in a mounting hole of the limiting seat, the steel ball is connected with a limiting groove with inclination on the inner wall of the base, a barb for limiting the limiting seat to be separated from the base is arranged on the limiting seat, and a clamping groove matched with the barb is arranged on the inner wall of the base.

In the technical scheme, the center of the base is provided with the top column connected with the pull switch.

In the above technical solution, the mounting hole is arranged along the radial direction of the base.

In the above technical scheme, the PCB board is provided with the mesochite near pressing panel one side, pass through the screw fixation between mesochite, PCB board, the spacing seat, the centre gripping of cavity encoder is between mesochite and PCB board, the axle center of mesochite is provided with the round hole that supplies the cavity encoder rotation axis to pass.

In the above technical scheme, the shell is provided with annular connecting block, the connecting block inner wall is provided with detains the position, detain the fixture block joint of position and cavity encoder rotation axis outer wall.

In the technical scheme, the pressing panel comprises a cover plate, a display plate and a pressing seat, the pressing seat is clamped with the inner wall of the hollow part of the hollow encoder and moves along the axis of the hollow encoder, the cover plate is adhered to the pressing seat, the display plate is fixed between the cover plate and the pressing seat, and the display plate is electrically connected with the PCB through a flat cable.

In the above technical scheme, a pressing element connected with the pressing switch is arranged at the center of the pressing base.

The beneficial effects of the utility model reside in that, the utility model discloses rational in infrastructure, novel in design, practicality are strong, through with press switch, draw switch, cavity encoder set up respectively on the both sides plane of PCB board for rotary switch can realize pressing down, drawing, rotation control's function, has enlarged rotary switch and has used the scene.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic sectional structure of the present invention.

Fig. 3 is an exploded schematic view of the present invention.

In the figure: 1. the base, 11, spacing groove, 12, draw-in groove, 13, fore-set, 2, shell, 21, connecting block, 22, detain the position, 3, press the panel, 31, the apron, 32, the display panel, 33, press the seat, 34, press the son, 4, hollow encoder, 41, rotation axis, 42, fixture block, 5, draw the switch, 6, PCB board, 7, spacing seat, 71, mounting hole, 72, reset spring, 73, steel ball, 74, barb, 8, mesochite, 81, round hole, 9, screw, 10, press the switch.

Detailed Description

The embodiments of the present invention will be described with reference to the accompanying drawings.

As shown in fig. 1-3, a combined knob switch, which comprises a base 1, a housing 2, a push panel 3, a push switch 10, a hollow encoder 4, a pull switch 5, and a PCB 6, wherein the hollow encoder 4 and the pull switch 5 are respectively disposed on two side planes of the PCB 6, the push switch 10 is mounted on one side plane of the PCB 6 and located in a hollow portion of the hollow encoder 4, the housing 2 is connected to a rotating shaft 41 of the hollow encoder 4 and drives the hollow encoder 4 to generate an encoding signal, the push panel 3 is coaxially disposed outside the hollow encoder 4 and cooperates with the push switch 10 to generate a push signal, and the pull switch 5 is connected to the base 1 and drives the hollow encoder 4 and the PCB 6 to generate a pull signal when the push switch 2 and pull actions occur in the axial direction.

Be provided with spacing seat 7 between base 1 and the PCB board 6, reset spring 72 and steel ball 73 have set gradually in the mounting hole 71 of spacing seat 7, and steel ball 73 is connected with the spacing groove 11 that has the inclination of base 1 inner wall, is provided with the barb 74 that the spacing seat 7 of restriction breaks away from base 1 on the spacing seat 7, and the base 1 inner wall is provided with the draw-in groove 12 of joining in marriage the equipment with barb 74. The center of the base 1 is provided with a top column 13 connected with the pull switch 5. The mounting holes 71 are arranged in the radial direction of the base 1.

The PCB 6 is provided with mesochite 8 near one side of the pressing panel 3, and the mesochite 8, PCB 6, spacing seat 7 are fixed through screw 9, and the centre gripping of hollow encoder 4 is between mesochite 8 and PCB 6, and the axle center of mesochite 8 is provided with the round hole 81 that supplies the rotation axis 41 of hollow encoder 4 to pass. The stable structure of cavity encoder when drawing is guaranteed through the mesochite, and the action of avoiding drawing makes cavity encoder and PCB board break away from.

The shell 2 is provided with an annular connecting block 21, the inner wall of the connecting block 21 is provided with a buckling position 22, and the buckling position 22 is clamped with a clamping block 42 on the outer wall of a rotating shaft 41 of the hollow encoder 4.

The pressing panel 3 comprises a cover plate 31, a display plate 32 and a pressing seat 33, the pressing seat 33 is clamped with the inner wall of the hollow part of the hollow encoder 4 and moves along the axis of the hollow encoder 4, the cover plate 31 is adhered on the pressing seat 33, the display plate 32 is fixed between the cover plate 31 and the pressing seat 33, and the display plate 32 is electrically connected with the PCB 6 through a flat cable.

A pusher 34 connected to the push switch 10 is provided at the center of the push base 33.

The shell is fixedly connected with the rotating shaft 41 of the hollow encoder 4 through a connecting block, so that the shell can drive the rotating shaft to rotate, and the hollow encoder can generate an encoding signal; the shell is pulled along the axis, the shell drives the hollow encoder and the PCB to move along the axis through the connecting block, so that the pull switch is driven to be away from the base, the pull switch generates a pull signal, and the reset spring of the limiting seat acts on the steel ball, so that the steel ball guides the limiting seat, the PCB and the pull switch to reset under the guiding of the limiting groove; by pressing down the pressing panel, the pressing member acts on the pressing switch, thereby generating a pressing signal.

The utility model has the advantages of reasonable structure, novel in design, the practicality is strong, through with press switch, draw switch, cavity encoder set up respectively on the both sides plane of PCB board for rotary switch can realize pressing down, drawing, rotation control's function, has enlarged rotary switch and has used the scene, for example, is used for vehicle air conditioner's control, and rotation control air conditioner temperature or wind speed size press the switch of control air conditioner, draw the interior extrinsic cycle switching of control air conditioner.

The above is not intended to limit the technical scope of the present invention, and any modifications, equivalent changes and modifications to the above embodiments are all within the scope of the present invention.

Claims

1. The utility model provides a modular rotary switch, its characterized in that includes base, shell, presses panel, press switch, cavity encoder, drawing switch, PCB board, cavity encoder sets up respectively on the both sides plane of PCB board with drawing the switch, press switch installs on one side plane of PCB board and lies in the well kenozooecium of cavity encoder, the shell is connected and drives the cavity encoder with the swivelling axis of cavity encoder and produces the code signal, press the coaxial setting of panel and produce the press signal in the outside of cavity encoder and with the cooperation of press switch, it produces the drawing signal with the base is connected and produces when the action is drawn in the axial emergence to draw in space encoder and PCB board to draw the switch with the base.

2. The combined knob switch according to claim 1, wherein a limiting seat is disposed between the base and the PCB, a return spring and a steel ball are sequentially disposed in a mounting hole of the limiting seat, the steel ball is connected with a limiting groove having a slope on an inner wall of the base, a barb for limiting the separation of the limiting seat from the base is disposed on the limiting seat, and a slot fitted with the barb is disposed on the inner wall of the base.

3. The combination knob switch according to claim 2, wherein a top post connected to the pull switch is provided at the center of the base.

4. The combination rotary switch recited in claim 2, wherein said mounting holes are disposed along a radial direction of said base.

5. The combined rotary switch according to claim 2, wherein a middle shell is disposed on a side of the PCB close to the pressing panel, the middle shell, the PCB and the limiting seat are fixed by screws, the hollow encoder is clamped between the middle shell and the PCB, and a circular hole for a rotary shaft of the hollow encoder to pass through is disposed at an axis of the middle shell.

6. The combined knob switch according to claim 5, wherein the housing is provided with an annular connecting block, the inner wall of the connecting block is provided with a buckling position, and the buckling position is clamped with a clamping block on the outer wall of the rotating shaft of the hollow encoder.

7. The combined rotary switch according to claim 5, wherein the pressing panel comprises a cover plate, a display plate and a pressing base, the pressing base is clamped with the inner wall of the hollow part of the hollow encoder and moves along the axis of the hollow encoder, the cover plate is adhered to the pressing base, the display plate is fixed between the cover plate and the pressing base, and the display plate is electrically connected with the PCB through a flat cable.

8. The assembled rotary switch of claim 7, wherein a pressing member connected to the pressing switch is disposed at the center of the pressing base.