CN211855365U

CN211855365U - Encoder with pressing key

Info

Publication number: CN211855365U
Application number: CN202020684102.0U
Authority: CN
Inventors: 刘晟睿
Original assignee: Favor Electronics Dongguan Co ltd
Current assignee: Favor Electronics Dongguan Co ltd
Priority date: 2020-04-29
Filing date: 2020-04-29
Publication date: 2020-11-03
Anticipated expiration: 2030-04-29

Abstract

The utility model provides a pair of encoder of key is pressed in area, which comprises an encoder, the encoder includes the support, fixes the support lower extreme press the module, be located the inboard rotation output module of support, be located the resistance module, the cover of rotating the output module upside are established the shell in the support upper end outside, with rotate output module fixed connection's axle core. The utility model discloses an encoder has the module of pressing, can also press the switch in the pivoted to increased the resistance module, strengthened carousel pivoted moment of torsion, promoted the roll and felt.

Description

Encoder with pressing key

Technical Field

The utility model relates to an encoder technical field, concretely relates to area is according to encoder of key.

Background

The encoder is a sensor for detecting an angle, a position, a velocity and an acceleration, and converts input information such as a rotational position or a rotational amount into an analog or digital signal through a logic circuit having an encoding function. Common encoder types are, for example, mechanical, optical and magnetic inductive. Encoders are also functionally classified into incremental and absolute. An encoder in the prior art, such as a scroll key applied to a mouse, usually has a push switch, but generally has the phenomena of small scroll damping, low precision and poor scroll hand feeling, and these problems need to be solved urgently.

SUMMERY OF THE UTILITY MODEL

To above problem, the utility model provides an encoder of key is pressed in area has and presses the module, can also press the switch in the pivoted to increased the resistance module, strengthened carousel pivoted moment of torsion, promoted to roll and felt.

In order to achieve the above object, the present invention provides the following technical solutions:

an encoder with a pressing key comprises an encoder, wherein the encoder comprises a support, a pressing module fixed at the lower end of the support, a rotation output module positioned on the inner side of the support, a resistance module positioned on the upper side of the rotation output module, a shell sleeved on the outer side of the upper end of the support, and a shaft core fixedly connected with the rotation output module;

the pressing module comprises a base fixed at the lower end of the support, a first conductive substrate fixed on the base, a second conductive substrate and a convex conductive plate connected to the second conductive substrate, wherein a conductive contact part is arranged on the first conductive substrate, the convex conductive plate is positioned above the conductive contact part, the lower end of the shaft core is connected with a pressing part, and the pressing part is positioned right above the convex conductive plate;

the rotation output module comprises a resistance sheet fixed on the inner side of the support, a rotary table positioned on the inner side of the support, and a folding unit fixed at the bottom of the rotary table and bent downwards, wherein the folding unit is in sliding contact with the resistance sheet, and the middle part of the rotary table is provided with a mounting hole for inserting the shaft core;

resistance module is including fixing separation blade, the connection of support upper end the separation blade is inboard and first stop part, the second stop part of buckling downwards, first stop part middle part still is equipped with the arc contact site that is undercut, the carousel upper end still is equipped with dodges the groove, it is equipped with a plurality of V type grooves of undercut to dodge tank bottom portion, the arc contact site in V type groove upside.

Specifically, the upper end of the support is further connected with four positioning columns, and the baffle is provided with four positioning holes for the positioning columns to be inserted into.

Specifically, the resistance card is of an annular structure, an insulating area and a conductive area are arranged on the resistance card, and one end of the resistance card is further connected with a conductive terminal.

Specifically, the mounting hole is a flat hole, the lower end of the shaft core is connected with a buckling part matched with the mounting hole, and the buckling part is of a hook-shaped structure.

Specifically, the outer side surface of the support is further provided with a buckle, and the shell is provided with a buckle hole matched with the buckle.

The utility model has the advantages that:

the utility model discloses an encoder has the module of pressing, can also press the switch in the pivoted, and increased the resistance module, the resistance module comprises separation blade, first stop part, second stop part, still increased the arc contact site at first stop part middle part, the arc contact site has excellent elasticity and comparatively level and smooth arc bottom surface, utilize the effect of blockking in V type groove on arc contact site and the carousel, strengthened the moment of torsion at the carousel rotation in-process, promoted to roll and felt.

Drawings

Fig. 1 is a schematic structural diagram of an encoder with a push key according to the present invention.

Fig. 2 is a front view of an encoder with a push key according to the present invention.

3 fig. 33 3 is 3 a 3 cross 3- 3 sectional 3 view 3 taken 3 along 3 the 3 plane 3 a 3- 3 a 3 in 3 fig. 32 3. 3

Fig. 4 is an exploded view of an encoder with a push key according to the present invention.

Fig. 5 is a schematic structural diagram of the middle resistance module, the resistance card, and the turntable of the present invention.

The reference signs are: the device comprises a support 1, a positioning column 11, a button 12, a pressing module 2, a base 21, a first conductive substrate 22, a conductive contact part 221, a second conductive substrate 23, a convex conductive plate 24, a rotation output module 3, a resistance sheet 31, a conductive terminal 311, a rotary disc 32, a mounting hole 321, an avoiding groove 322, a V-shaped groove 323, a folding element 33, a resistance module 4, a baffle plate 41, a positioning hole 411, a first blocking part 42, an arc-shaped contact part 421, a second blocking part 43, a shell 5, a button hole 51, a shaft core 6, a pressing part 61 and a buckling part 62.

Detailed Description

The present invention will be described in further detail with reference to the following examples and drawings, but the present invention is not limited thereto.

Referring to FIGS. 1-5:

the utility model provides an encoder of key is pressed in area, includes the encoder, the encoder includes support 1, fixes pressing module 2 at 1 lower extreme of support, is located the inboard rotation output module 3 of support, is located the resistance module 4 of 3 upsides of rotation output module, overlaps and establish shell 5 in the support 1 upper end outside, with rotation output module 3 fixed connection's axle core 6.

The pressing module 2 includes a base 21 fixed at the lower end of the support 1, a first conductive substrate 22 fixed on the base 21, a second conductive substrate 23, and a convex conductive plate 24 connected to the second conductive substrate 23, the first conductive substrate 22 is provided with a conductive contact part 221, the convex conductive plate 24 is located above the conductive contact part 221, the lower end of the shaft core 6 is connected with a pressing part 61, the pressing part 61 is located right above the convex conductive plate 24, the convex conductive plate 24 is made of a high-elasticity conductive material, the convex conductive plate 24 is pressed by the pressing part 61, the convex conductive plate 24 is deformed and then contacted with the conductive contact part 221, so that the electrical conduction between the first conductive substrate 22 and the second conductive substrate 23 is realized, and an electrical signal is output.

The rotary output module 3 comprises a resistance sheet 31 fixed on the inner side of the support 1, a rotary table 32 positioned on the inner side of the support 1, and a folding element 33 fixed at the bottom of the rotary table 32 and bent downwards, the resistance sheet 31 is of an annular structure, an insulating area and a conductive area are arranged on the resistance sheet 31, one end of the resistance sheet 31 is also connected with a conductive terminal 311, the folding element 33 is made of conductive materials such as copper sheets and aluminum alloy sheets, the folding element 33 is driven to slide and contact on the resistance sheet 31 by the rotation of the rotary table 32, the folding element 33 has two folding elements 33 and is connected on the same conductive sheet, according to the difference of the contact positions of the folding element 33 and the resistance sheet 31, for example, when one or two folding elements 33 contact the insulating area, a corresponding "0" signal is output, when two folding elements 33 contact the conductive area, a corresponding "1" signal is output, a mounting hole 321 for inserting the, in order to make the axle core 6 and the rotary table 32 have better matching degree, the mounting hole 321 is a flat hole, the lower end of the axle core 6 is connected with a buckling part 62 matched with the mounting hole 321, the buckling part 62 is in a hook-shaped structure and is easy to mount, and the buckling part 62 is utilized to buckle the bottom of the mounting hole 321 of the rotary table 32, so that the looseness phenomenon of the axle core 6 in the vertical direction can be prevented.

Resistance module 4 is including fixing separation blade 41 in support 1 upper end, connect at separation blade 41 inboard and the first stop part 42 of buckling downwards, second stop part 43, first stop part 42 middle part still is equipped with and is undercut arc contact site 421, carousel 32 upper end still is equipped with dodges groove 322, it is equipped with a plurality of undercut V type groove 323 to dodge groove 322 bottom, arc contact site 421 is located V type groove 323 upside, arc contact site 421 has excellent elasticity and comparatively level and smooth arc bottom surface, utilize the effect of blockking of V type groove 323 on arc contact site 421 and the carousel 32, the moment of torsion at carousel 32 rotation in-process has been increaseed, it feels to have promoted to roll.

Preferably, in order to make the blocking plate 41 easier to mount and position, four positioning columns 11 are further connected to the upper end of the support 1, and four positioning holes 411 for inserting the positioning columns 11 are formed in the blocking plate 41.

Preferably, the traditional structure is mostly for utilizing rivet fixed's mode to connect shell 5 and support 1, and the installation degree of difficulty is big, in order to install shell 5 more easily, still is equipped with button 12 at the lateral surface of support 1, is equipped with on shell 5 with button 12 matched with detain hole 51, assembles through the mode of lock, and the packaging efficiency is high.

The above examples only represent 1 embodiment of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The encoder with the press key comprises an encoder and is characterized by comprising a support (1), a press module (2) fixed at the lower end of the support (1), a rotation output module (3) positioned at the inner side of the support (1), a resistance module (4) positioned at the upper side of the rotation output module (3), a shell (5) sleeved at the outer side of the upper end of the support (1) and a shaft core (6) fixedly connected with the rotation output module (3);

the pressing module (2) comprises a base (21) fixed at the lower end of the support (1), a first conductive substrate (22) fixed on the base (21), a second conductive substrate (23) and a convex conductive plate (24) connected to the second conductive substrate (23), wherein a conductive contact part (221) is arranged on the first conductive substrate (22), the convex conductive plate (24) is positioned above the conductive contact part (221), the lower end of the shaft core (6) is connected with a pressing part (61), and the pressing part (61) is positioned right above the convex conductive plate (24);

the rotation output module (3) comprises a resistance sheet (31) fixed on the inner side of the support (1), a rotary table (32) positioned on the inner side of the support (1), and a folding unit (33) fixed at the bottom of the rotary table (32) and bent downwards, wherein the folding unit (33) is in sliding contact with the resistance sheet (31), and the middle part of the rotary table (32) is provided with a mounting hole (321) for inserting the shaft core (6);

resistance module (4) is including fixing separation blade (41), the connection of support (1) upper end are in separation blade (41) inboard and first stop part (42), second stop part (43) of buckling downwards, first stop part (42) middle part still is equipped with arc contact site (421) that are undercut, carousel (32) upper end still is equipped with dodges groove (322), it is equipped with a plurality of V type groove (323) of undercut to dodge groove (322) bottom, arc contact site (421) are located V type groove (323) upside.

2. The encoder with the pressing key according to claim 1, wherein four positioning columns (11) are further connected to the upper end of the support (1), and four positioning holes (411) for the positioning columns (11) to insert are formed in the blocking piece (41).

3. The encoder with the press key according to claim 1, wherein the resistive sheet (31) is of an annular structure, an insulating region and a conductive region are arranged on the resistive sheet (31), and a conductive terminal (311) is further connected to one end of the resistive sheet (31).

4. The encoder with the pressing key according to claim 1, wherein the mounting hole (321) is a flat hole, the lower end of the shaft core (6) is connected with a buckling part (62) matched with the mounting hole (321), and the buckling part (62) is in a hook-shaped structure.

5. The encoder with the press key according to claim 1, wherein a button (12) is further arranged on the outer side surface of the support (1), and a button hole (51) matched with the button (12) is arranged on the housing (5).