CN212303505U

CN212303505U - Floated screen control mechanism that pastes

Info

Publication number: CN212303505U
Application number: CN202020403277.XU
Authority: CN
Inventors: 张礼元; 陈学圣; 全琦
Original assignee: Ningbo Purui Junsheng Automotive Electronics Co ltd
Current assignee: Ningbo Purui Junsheng Automotive Electronics Co ltd
Priority date: 2020-03-26
Filing date: 2020-03-26
Publication date: 2021-01-05
Anticipated expiration: 2030-03-26

Abstract

The utility model discloses a floated screen control mechanism that pastes, including knob body, carrier and electronic component, the knob body attached in the upper surface of carrier, including the rotating part that can work independently with press the splenium, electronic component with the position of knob body corresponds to set up on the PCB board of carrier below, electronic component with PCB board electricity hookup, through gluing the knob body on the screen through glue or sticky tape, can realize the control to the screen through the electronic component cooperation with inside, owing to avoided mechanical type to connect, the operation is felt more smoothly, need not cut or other special treatment to the screen simultaneously, not only simple structure, the cost is lower moreover, is applicable to a plurality of fields, is favorable to promoting on a large scale.

Description

Floated screen control mechanism that pastes

Technical Field

The utility model relates to an electronic equipment input mechanism technical field especially relates to a floated screen control mechanism that pastes.

Background

In view of the development situation and trend of the current automobile industry, the design of the HMI system tends to be super large screen for various large host plants and market options all over the world. The automobile is enabled to be in a more intelligent and scientific form in sense. However, the negative impact of the technical development follows, that is, the pure touch screen has a great hidden danger for the driving operation of the automobile: pure touch screen operation requires a distracting view screen to locate virtual key positions, which can cause traffic accidents due to inattention of driving, while traditional mechanical knobs can be in contact with the controller main circuit board, including continuous contact and intermittent contact. The two contact modes depend on a potentiometer type, an encoder type or a plectrum switch type core component, the knob has the defects that the operation hand feeling is poor, and meanwhile, the carbon film of the potentiometer or the contact pieces of the encoder and the plectrum switch are easy to wear due to friction, so that poor contact or unstable signals are caused.

SUMMERY OF THE UTILITY MODEL

The utility model discloses it is not enough to prior art, provide a floated screen control mechanism that pastes, need not cut or other special treatment to the screen, can directly glue the knob and realize controlling the screen on the screen.

In order to solve the technical problem, the utility model discloses a following technical scheme can solve: the utility model provides a floated screen control mechanism that pastes, includes knob body, carrier and electronic component, the knob body attached in the upper surface of carrier, including the rotating part that can independently work and pressing the splenium, electronic component with the position of knob body corresponds to set up on the PCB board of carrier below, electronic component with PCB board electricity hookup.

In the above technical solution, the electronic components are all disposed on the PCB and electrically connected to the PCB, the electronic components include a hall chip, a capacitor, a CPU, and an electromagnetic induction coil, the hall chip is disposed between the capacitor and the CPU, and the capacitor and the CPU are electrically connected through the electromagnetic induction coil.

In the above technical scheme, the carrier comprises glass, plastic and any non-magnetic metal material.

Among the above-mentioned technical scheme, the splenium and the rotating part of pressing of knob body pass through the equipment of bearing axiality, the outside cover is equipped with the knob shell.

Among the above-mentioned technical scheme, press the splenium including button block, button base, knob inner shell, elastic component and first sintering type left and right hierarchical magnet, the rotating part include gear seat, magnet group and gear fixing base.

Among the above-mentioned technical scheme, the button base includes first installation position, second installation position and the third installation position that has coaxial integrative setting that horn shape block installation department and the lower extreme that the upper end set up, the mounting groove at knob inner shell top with first installation position cooperation, hierarchical magnet about elastic component and the first sintering type is assembled to the cavity of knob inner shell, the elastic component and first sintering type about hierarchical magnet correspond respectively to second installation position and third installation position assembly.

In the above technical scheme, the elastic member is a mechanical rubber seat.

In the above technical solution, the magnet set includes a second magnet set and a third magnet set.

Among the above-mentioned technical scheme, the gear fixing base include inside assembly chamber and outside from top to bottom the bearing installation department, spacing portion and the third magnet group installation department that the ring established, the bearing housing locate the gear fixing base outside, and pass through the bearing installation department spacing, second magnet equipment is located in the installation department in the gear seat, the gear seat cover locate the gear fixing base outside, and pass through spacing portion spacing, third magnet group set in the third magnet group installation department in, make second magnet group and third magnet group set up relatively from top to bottom.

Compared with the prior art, the method has the following beneficial effects: through gluing the knob body on the screen through glue or sticky tape, can realize the control to the screen through the electronic component cooperation with inside, owing to avoided mechanical type to connect, the operation is felt more smoothly, need not cut or other special treatment to the screen simultaneously, and not only simple structure, the cost is lower moreover, is applicable to a plurality of fields, is favorable to promoting on a large scale.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an explosion diagram of the present invention.

Fig. 3 is a schematic diagram of the arrangement of electronic components on the PCB board.

Fig. 4 is a schematic structural view of the knob body.

Fig. 5 is a schematic view of a key base structure.

Fig. 6 is a schematic structural view of the gear fixing seat.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 6, a suspension type screen pasting control mechanism is characterized by comprising a knob body, a carrier 4 and an electronic element, wherein the knob body is attached to the upper surface of the carrier 4 and comprises a rotating part and a pressing part which can work independently, the electronic element corresponds to the knob body in position and is arranged on a PCB 6 below the carrier 4, and the electronic element is electrically connected with the PCB 6.

Electronic components all set up on the PCB board, and the PCB board is fixed in on the screen back shroud 7, adopts the welding mode fixed to with PCB board electricity hookup, electronic components include hall chip 51, electric capacity 52, CPU53 and electromagnetic induction coil 54, and hall chip 51 sets up between electric capacity 52 and the CPU53, and electric capacity 52 and CPU53 pass through electromagnetic induction coil 54 electric connection.

The pressing part comprises a key cap 12, a key base 13, a knob inner shell 14, an elastic part 15 and a first sintering type left and right grading magnet 16, the rotating part comprises a gear seat 31, a magnet group and a gear fixing seat 33, the elastic part 15 is a mechanical rubber seat, the key base 13 comprises a horn-shaped cap mounting part 131 arranged at the upper end and a first mounting position 132, a second mounting position 133 and a third mounting position 134 which are coaxially and integrally arranged at the lower end, a mounting groove 141 at the top of the knob inner shell 14 is matched with the first mounting position 132, a convex limit buckle is arranged on the first mounting position 132 and assembled through the mounting groove 141, the elastic part 15 is a mechanical rubber seat ring and is firstly mounted in a cavity of the knob inner shell 14 together with the first sintering type left and right grading magnet 16, then the first sintering type left and right grading magnet 16 is embedded in the third mounting position 134, the diameter of the first sintering type left and right grading magnet 16 is 8mm, the left and right graded magnets 16 of the first sintering type and the center of the electronic component are kept within 0.5mm of deviation on the same straight line, the mechanical rubber seat ring is embedded in the second mounting position 133, and at the moment, the assembly of the pressing part is finished.

Gear fixing base 33 includes inside assembly cavity 331 and the outside bearing installation department 332 that from top to bottom the ring was established, spacing portion 333 and third magnet group installation department 334, outside gear fixing base 33 was located to the bearing 2 cover, and it is spacing through bearing installation department 332, second magnet group 321 is installed in the installation department in gear seat 31, gear seat 31 cover is located outside gear fixing base 33, and it is spacing through spacing portion 333, third magnet group 322 sets up in third magnet group installation department 334, make second magnet group 321 and third magnet group 322 set up relatively from top to bottom.

The splenium and the rotating part of pressing of knob body pass through the equipment of 2 axialities of bearing, and outside cover is equipped with knob shell 11, realizes can pressing, rotation function, and finally, accessible glue or other modes are glued on carrier 4, and carrier 4 includes that glass, plastics and arbitrary non-magnetic metal material all can, and practical wide range.

The principle of the technical scheme is as follows: when the knob is rotated, the first sintering type left and right grading magnets 16 at the center of the knob rotate or are pressed along with the knob, so that the magnetic fields of N and S change along with the rotation of the magnets, namely, the magnetic fields of S and N are in opposite shapes, the communication component below the screen comprises a CPU (central processing unit), a capacitor and a Hall element on a PCB (printed circuit board), after the Hall chip 51 on the PCB receives and identifies the rotation of the magnetic fields, a rotation signal corresponding to the magnetic fields is sent to a host CPU (central processing unit) through signal communication of I2C, the host CPU identifies the received signal of I2C and judges the action of the knob, and then the change of a corresponding picture is displayed on the display screen through a digital signal.

The protection scope of the present invention includes but is not limited to the above embodiments, the protection scope of the present invention is subject to the claims, and any replacement, deformation, and improvement that can be easily conceived by those skilled in the art made by the present technology all fall into the protection scope of the present invention.

Claims

1. The utility model provides a floated screen control mechanism that pastes, its characterized in that includes knob body, carrier (4) and electronic component, the knob body attached in the upper surface of carrier (4), including the rotating part that can independently work with press the splenium, electronic component with the position of knob body corresponds to set up on PCB board (6) of carrier (4) below, electronic component with PCB board (6) electric connection.

2. The suspension type screen pasting control mechanism according to claim 1, wherein the electronic components are all disposed on and electrically connected to the PCB, the electronic components comprise a hall chip (51), a capacitor (52), a CPU (53) and an electromagnetic induction coil (54), the hall chip (51) is disposed between the capacitor (52) and the CPU (53), and the capacitor (52) and the CPU (53) are electrically connected through the electromagnetic induction coil (54).

3. A suspended screen control mechanism according to claim 1, wherein the carrier (4) comprises glass, plastic or any non-magnetic metallic material.

4. The suspension type screen pasting control mechanism according to claim 1, wherein the pressing portion and the rotating portion of the knob body are coaxially assembled through a bearing (2), and the knob shell (11) is covered on the outer portion.

5. The suspension type screen pasting control mechanism according to claim 4, wherein the pressing portion comprises a key cap (12), a key base (13), a knob inner shell (14), an elastic member (15) and a first sintering type left and right classifying magnet (16), and the rotating portion comprises a gear seat (31), a magnet set and a gear seat (33).

6. The suspension type screen pasting control mechanism according to claim 5, wherein the key base (13) comprises a horn-shaped cap mounting portion (131) arranged at the upper end, and a first mounting position (132), a second mounting position (133) and a third mounting position (134) which are coaxially and integrally arranged and are arranged at the lower end, a mounting groove (141) at the top of the knob inner shell (14) is matched with the first mounting position, an elastic piece (15) and a first sintering type left and right classifying magnet (16) are assembled in a cavity of the knob inner shell, and the elastic piece (15) and the first sintering type left and right classifying magnet (16) are respectively assembled corresponding to the second mounting position (133) and the third mounting position (134).

7. A suspended screen control mechanism according to claim 6, characterised in that the resilient member (15) is a mechanical rubber mount.

8. The suspension type screen pasting control mechanism according to claim 5, wherein the magnet set comprises a second magnet set (321) and a third magnet set (322).

9. The suspension type screen pasting control mechanism according to claim 8, wherein the gear fixing seat (33) comprises an inner assembly cavity (331), and a bearing mounting part (332), a limiting part (333) and a third magnet group mounting part (334) which are annularly arranged from top to bottom outside, the bearing (2) is sleeved outside the gear fixing seat (33), the second magnet group (321) is arranged in the mounting part in the gear seat (31) and limited by the bearing mounting part (332), the gear seat (31) is sleeved outside the gear seat (33), and is limited by the limiting part (333), the third magnet group (322) is arranged in the third magnet group mounting part (334), the second magnet group (321) and the third magnet group (322) are arranged oppositely up and down.