TW201713527A - Non-contact instrument regulation device prevents multiple mechanical designs of the hardware keypad structure and has simple structure and can reduce development cost - Google Patents

Abstract

A non-contact instrument regulation device comprises a housing unit, and at least a sensing unit disposed inside the housing unit. The housing unit comprises a bottom seat, an upper cover covering the bottom seat, a containing space defined by incorporating the bottom seat and the upper cover, and a liquid crystal module inside the containing space. The sensing unit comprises a sensing region formed on the housing unit and at least a sensing element correspondingly disposed to the sensing region and electrically connected to the liquid crystal module. When the sensing element detects the article stretched into the sensing region, a signal would be transmitted to the liquid crystal module to further regulate the liquid crystal module and prevent multiple mechanical designs of the hardware keypad structure, thereby increasing usage durability.

Description

Non-contact instrument adjustment device

The invention relates to a non-contact instrument adjusting device, in particular to a non-contact instrument adjusting device suitable for a locomotive.

With the rapid development of LCD modules, most of the locomotives on today's locomotives are equipped with LCD screens to display various driving information. In order to correct the information on the LCD screen, such as adjusting the time or zeroing the total mileage, it is generally like A plurality of button mechanisms 12 are provided on the dashboard 11 of the locomotive as shown in FIG. 1 to adjust the liquid crystal screen.

Referring to FIG. 1 and FIG. 2, since the instrument panel 11 of the locomotive is exposed to the driving environment, each button mechanism 12 needs to have a waterproof and anti-drop function, so the button mechanism 12 needs to have a button as shown in FIG. A plurality of components such as the rubber 121, the push rod 122, the sleeve 123, and the socket 124 increase the design difficulty and increase the development cost.

In addition, even if the button mechanism 12 has the functions of waterproofing and anti-lifting, its mechanical structure is easy to enter the water due to aging or cracking of the waterproof component, resulting in damage to the instrument function.

Accordingly, it is an object of the present invention to provide a meter adjustment device that is simple in construction and non-contact.

Therefore, the non-contact type meter adjusting device of the present invention is applicable to a locomotive, and includes a housing unit and at least one sensing unit disposed in the housing unit.

The housing unit includes a base, an upper cover that is disposed on the base, an accommodating space defined by the base and the upper cover, and a liquid crystal module disposed in the accommodating space.

The sensing unit includes a sensing area formed on the housing unit, and at least one pair of sensing elements disposed on the sensing area and electrically connected to the liquid crystal module, wherein the sensing element detects that the object extends to the sensing In the area, a signal is transmitted to the liquid crystal module to change the information displayed by the liquid crystal module.

The utility model has the advantages that: by detecting the sensing component of the sensing area, the user can adjust the liquid crystal module only by extending the finger into the sensing area, thereby eliminating the multiple mechanism design of the hardware button structure. Simple configuration reduces development costs. Moreover, the sensing element is an inactive element, so it can be placed in the external space to reduce the gap generation and improve the water inlet condition of the instrument.

2‧‧‧ Non-contact instrument adjustment device

3‧‧‧Sheet unit

31‧‧‧Base

32‧‧‧Upper cover

321‧‧ ‧View cover

322‧‧‧Decorative cover

33‧‧‧ accommodating space

34‧‧‧LCD Module

4‧‧‧Sensor unit

41‧‧‧ Sensing area

42‧‧‧Inductive components

43‧‧‧Lighting module

431‧‧‧Projection

432‧‧‧Light source

5‧‧‧Fixed cover

Other features and advantages of the present invention will be apparent from the description of the drawings, wherein: Figure 1 is a front view showing a conventional instrument panel; Figure 2 is a partial cross-sectional view showing the instrument panel One-button structure; Figure 3 is a front elevational view showing a first embodiment of the non-contact type meter adjusting device of the present invention; Figure 4 is an exploded perspective view showing a housing unit in the first embodiment; Figure 5 is a schematic view showing FIG. 6 is a schematic view showing a second embodiment of the non-contact type meter adjusting device of the present invention; and FIG. 7 is a schematic view showing the third embodiment of the non-contact type meter adjusting device of the present invention. example.

Before the present invention is described in detail, it should be noted that in the following description, similar elements are denoted by the same reference numerals.

Referring to Figure 3, a first embodiment of the non-contact meter adjustment device 2 of the present invention is shown. The non-contact meter adjusting device 2 is applicable to a locomotive and includes a housing unit 3 and two sensing units 4 disposed in the housing unit 3.

Referring to FIG. 3 and FIG. 4, the housing unit 3 includes a base 31, an upper cover 32 that is disposed on the base 31, and an accommodating space 33 defined by the base 31 and the upper cover 32. A liquid crystal module 34 disposed in the accommodating space 33 and capable of displaying information.

The upper cover 32 has a cover portion 321 that is covered and covers the base 31, and a decorative cover portion 322 that is disposed on the view cover portion 321 . The cover portion 321 is translucent, preferably made of glass or acrylic material.

The plurality of sensing units 4 are respectively located in the housing unit 3 The opposite sides of the liquid crystal module 34. Each of the sensing units 4 includes a sensing area 41 formed on the housing unit 3, and a pair of sensing areas 41 disposed on the upper cover 32 of the housing unit 3, and electrically connected to the liquid crystal module 34. Inductive element 42. The sensing area 41 is defined by the base 31 and the upper cover 32. In the first embodiment, the plurality of sensing elements 42 are non-contact capacitive sensors.

Referring to FIG. 3 and FIG. 5, each sensing element 42 is oriented toward a corresponding sensing area 41. When a user places a finger or other object in any sensing area 41, the corresponding sensing element 42 detects The change of the capacitance value in the sensing area 41 causes the sensing element 42 to generate a signal to the liquid crystal module 34 of the housing unit 3, thereby changing the information displayed on the liquid crystal module 34 to adjust the liquid crystal module. The effect of 34.

By the non-contact sensing of the plurality of sensing units 4, the user can adjust the instrument panel without using a hardware button mechanism, and the plurality of sensing units 4 are inactive structures, thereby greatly reducing water activity. The infiltration of the gap can also reduce damage caused by human operation or wear and tear of components, improve durability and reduce the difficulty of configuration.

Referring to FIG. 6, a second embodiment of the non-contact meter adjusting device 2 of the present invention is substantially the same as the first embodiment, except that the sensing elements of each sensing unit 4 are 42 is a light sensor, and the sensing unit 4 further includes a light-emitting module 43 disposed on the upper cover 32 of the housing unit 3. The light-emitting module 43 has a projection seat 431 and a light source 432 disposed in the projection seat 431. Each sensing unit 4 is preferably integrated with the upper cover 32 by a transmission mechanism, in the second embodiment In the ultrasonic/vibration friction welding process, a fixing cover 5 is fixed on the upper cover 32 to position the sensing unit 4 in the fixing cover 5. The plurality of projections 431 are light guides, and the plurality of illumination sources 432 may be light emitting diodes or infrared drivers.

After each of the illumination sources 432 is out, the induced light is guided through the projection base 431 to emit light toward the sensing area 41, and is projected onto the sensing element 42 after passing through the sensing area 41. In the second embodiment, the projection seat 431 and the corresponding sensing element 42 can be disposed in a lateral direction or a longitudinal direction. After the illumination source 432 is guided by the projection seat 431, the light-emitting direction is longitudinally emitted according to the set position. Or for lateral light, increasing generality. When the user places a finger or an object in any of the sensing areas 41, the sensing light is blocked, and the corresponding sensing element 42 generates a signal and sends it to the liquid crystal module 34 (see FIG. 3) to Module 34 is adjusted.

The second embodiment uses a light-emitting diode or an infrared driver to emit light, and the plurality of the sensing elements 42 are used to adjust the effect of the liquid crystal module 34. The light-sensing method can maintain good operability in a harsh environment such as rain, and does not need to be used. In addition, transparent lens protection is provided to save institutional costs and increase environmental adaptability. In the direction of light output, longitudinal light or lateral light can be used according to requirements, which increases the versatility.

Referring to FIG. 7, a third embodiment of the non-contact meter adjusting device 2 of the present invention is substantially the same as the second embodiment, except that the sensing element of each sensing unit 4 is The number of 42 is plural, and the light-emitting module 43 is provided in a plurality of corresponding sensing elements 42. The light exiting direction of the light exiting module 43 is vertical and horizontal To the light. This third embodiment provides another configuration to improve versatility.

In summary, by detecting the sensing component 42 of the sensing area 41, the user can adjust the liquid crystal module 34 by simply extending the finger into the sensing area 41, thereby eliminating the hardware key structure. Multiple mechanism design with simple configuration reduces development costs. Moreover, the sensing element 42 is an inactive element, so that it can be disposed in an external space to reduce the gap generation and improve the water inlet condition of the instrument. The sensing element 42 can adopt non-contact capacitive sensing or light sensing to increase configuration options, so The object of the invention can be achieved.

However, the above is only the embodiment of the present invention, and the scope of the invention is not limited thereto, and all the equivalent equivalent changes and modifications according to the scope of the patent application and the patent specification of the present invention are still The scope of the invention is covered.

2‧‧‧ Non-contact instrument adjustment device

3‧‧‧Sheet unit

31‧‧‧Base

32‧‧‧Upper cover

321‧‧ ‧View cover

322‧‧‧Decorative cover

33‧‧‧ accommodating space

34‧‧‧LCD Module

4‧‧‧Sensor unit

41‧‧‧ Sensing area

42‧‧‧Inductive components

Claims (10)

A non-contact type meter adjusting device is applicable to a locomotive, comprising: a housing unit, comprising a base, an upper cover disposed on the base, and an accommodating space defined by the base and the upper cover. And a liquid crystal module disposed in the accommodating space; and at least one sensing unit disposed in the housing unit, the sensing unit includes a sensing area formed on the housing unit, and at least one pair The sensing component of the liquid crystal module should be electrically connected to the sensing component, and when the sensing component detects that the object extends into the sensing area, a signal is transmitted to the liquid crystal module to change the liquid crystal module. The information displayed. The contactless meter adjusting device of claim 1, wherein the sensing area of the sensing unit is defined by the base and the upper cover, and the sensing element is disposed on the upper cover. The non-contact meter adjusting device of claim 2, wherein the sensing element of the sensing unit is a non-contact capacitive sensor. The non-contact meter adjusting device of claim 2, wherein the sensing component of the sensing unit is a light sensor, and the sensing unit further comprises at least one light emitting module disposed on the upper cover, the light emitting mode The sensed light projected by the group passes through the sensing area and is received by the sensing element. The contactless meter adjusting device of claim 4, wherein the sensing unit has a number of sensing elements and a light emitting module, and the light emitting module has a projection seat, and a projection base is disposed on the projection seat. a light source, the projection seat is a light guide member, and the induced light projected by the light source is guided to the sensing area through the projection seat, and the light source is selected from the light emitting diode One of the body and infrared drivers. The contactless meter adjusting device of claim 5, wherein the light exiting direction of the light emitting module is one of a vertical direction and a horizontal direction. The contactless meter adjusting device of claim 4, wherein the number of the sensing element and the light emitting module are plural, and the light emitting module corresponds to the sensing element, and the light emitting module has a projection seat. And a light source disposed in the projection seat, the projection seat is a light guide, and the induced light projected by the light source is guided to the sensing area through the projection seat, and the light source is selected from the light emitting One of the polar body and infrared driver. The non-contact meter adjusting device according to claim 7, wherein the light-emitting direction of the light-emitting module is vertical and horizontal light-emitting. The non-contact type meter adjusting device of claim 1, wherein the upper cover of the housing unit has a light-transmissive cover portion that is disposed on the base, and is disposed on the cover portion. Decorative cover. The non-contact meter adjusting device according to claim 9, wherein the material of the cover portion of the upper cover is selected from the group consisting of glass and acrylic.