CN219372656U - Circuit board integrating touch key module and display module - Google Patents

Abstract

The application provides a collect circuit board of touch button module and display module, the circuit board includes the base plate, touch panel and display support, wherein, the touch panel passes through the metal strip electrical connection and fixes on the base plate, and relative the unsettled setting of base plate, display support fixed mounting is on the base plate, and is located one side of touch panel. According to the touch panel, the touch panel is electrically connected and fixed on the substrate through the metal strip, and the display support is arranged on one side of the touch panel, so that the occupied space of the circuit board is effectively reduced, and the application range of the circuit board is improved.

Description

Circuit board integrating touch key module and display module

Technical Field

The application relates to the technical field of circuit boards, in particular to a circuit board integrating a touch key module and a display module.

Background

In the existing integrated circuit board design with a display module and a key module, a spring key is often adopted as a trigger structure, a guide bracket matched with the spring key is also required to be installed when the spring key is adopted, and a certain movement space is required to be reserved for the spring in the longitudinal direction so as to realize key function and key reset, so that the longitudinal space requirement for installing the circuit board is generally larger; the guide bracket of the spring button is often fixed on the substrate, and in this area, other components cannot be arranged, so that the spring button occupies the lateral space of the substrate.

In some household appliances with display modules and key modules, especially in small household appliances such as electric cookers, induction cookers, chefs and the like, because the volume of the household appliances is small and the internal installation space is compact, the circuit board integrated with the display modules and the key modules has strict requirements on the volume, the reserved space for the circuit board integrated with the display modules and the key modules is small, and the spring key is used as the key module in the prior art, so that the integrated design of the display and the key is difficult to realize.

Therefore, how to integrate the display module and the key module on the household appliance with smaller reserved space needs to be solved.

Disclosure of Invention

The application provides a circuit board integrating a touch key module and a display module, so as to solve the technical problem of how to realize the integration of the display module and the key module on a household appliance with a smaller reserved space.

According to an aspect of the embodiments of the present application, there is provided a circuit board integrating a touch key module and a display module, the circuit board includes a substrate, a touch pad and a display bracket, wherein the touch pad is electrically connected and fixed on the substrate through a metal strip and is suspended relative to the substrate, and the display bracket is fixedly mounted on the substrate and is located on one side of the touch pad.

Optionally, a touch pad holder is disposed at a suspended portion between the touch pad and the substrate.

Optionally, the touch pad support and the display support are of an integral structure.

Optionally, the touch pad support includes a plurality of support columns, support column one end is fixed on the touch pad, the support column other end is fixed on the base plate, in order to realize to the support of touch pad, the touch pad support with the adjacent setting of display support.

Optionally, a plurality of first through holes are formed on the touch pad support, and the metal strips pass through the first through holes to be electrically connected with the substrate.

Optionally, one side of the touch pad is connected with the metal strip, a groove for accommodating the metal strip is formed in one side, close to the metal strip, of the touch pad support, and the metal strip is electrically connected with the substrate through the groove.

Optionally, the upper surface of the touch pad and the upper surface of the display bracket are located on the same plane.

Optionally, a buckle is arranged on the display support, a clamping groove is formed in the substrate, and the buckle is inserted into the clamping groove so that the display support and the substrate are fixedly connected.

Optionally, the circuit board further comprises a surface patch, and the surface patch is arranged above the touch pad and the display bracket in a laminating way.

Optionally, the substrate is a double-sided circuit board, a plurality of display units are attached to a first surface on which the display bracket is mounted, and the display bracket is provided with second through holes corresponding to the display units one by one; a control chip is mounted on a second face opposite to the first face.

In some household appliances with display modules and key modules, especially in small household appliances such as electric cookers, induction cookers, chefs and the like, because the volume of the household appliances is small and the internal installation space is compact, the circuit board integrated with the display modules and the key modules has strict requirements on the volume, the reserved space for the circuit board integrated with the display modules and the key modules is small, and the spring key is used as the key module in the prior art, so that the integrated design of the display and the key is difficult to realize. In this application embodiment, adopt the touch-sensitive plate as key module, pass through the metal strip electrical connection with the touch-sensitive plate and fix on the base plate, can reduce because the guide bracket leaves certain motion space's vertical space with the spring button of reservation, form unsettled portion between base plate and touch-sensitive plate, the electronic components of highly being less than unsettled portion height also can be arranged in the region that corresponds with the touch-sensitive plate on the base plate, can more effectually utilize the base plate, can save the horizontal space that the base plate occupy, consequently, the circuit board occupation space of the integration of key module and display module is little, the display bracket sets up in one side of touch-sensitive plate, the overall structure of circuit board is compact, effectively reduced the occupation space of circuit board, the range of application of circuit board has been improved, realize realizing on the domestic appliance that the reserved space is less that display module and key module are integrated.

Further, the touch panel support can be integrally arranged with the display support, the display support is partially inserted into the suspension portion, the support of the touch panel is achieved, the touch panel is guaranteed to be located on the uppermost surface of the circuit board, and therefore the touch function of the touch panel is achieved.

Further, the touch panel support can be arranged in a split mode with the display support, the touch panel support is provided with a plurality of support columns, one ends of the support columns are fixed on the touch panel, the other ends of the support columns are fixed on the substrate, support of the touch panel is achieved, and meanwhile support is provided for the metal strips.

Further, the base plate is a double-sided circuit board, a plurality of display units, a touch plate, a display bracket and the like are attached to one surface of the base plate, a control chip is arranged on the other surface of the base plate, and the double-sided circuit board is adopted, so that the whole occupied space of the circuit board is further reduced, and the application space of the circuit board is further improved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the utility model and together with the description, serve to explain the principles of the utility model.

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, and it will be obvious to a person skilled in the art that other drawings can be obtained from these drawings without inventive effort.

Fig. 1 is a schematic structural diagram of an optional circuit board integrating a touch key module and a display module according to an embodiment of the present application;

FIG. 2 is another schematic diagram of an alternative circuit board integrating a touch key module with a display module according to an embodiment of the present application;

FIG. 3 is another schematic diagram of an alternative circuit board integrating a touch key module with a display module according to an embodiment of the present application;

FIG. 4 is another schematic diagram of an alternative circuit board integrating a touch key module with a display module according to an embodiment of the present application;

FIG. 5 is another schematic diagram of an alternative circuit board integrating a touch key module with a display module according to an embodiment of the present application;

FIG. 6 is another schematic diagram of an alternative circuit board integrating a touch key module with a display module according to an embodiment of the present application;

FIG. 7 is another schematic diagram of an alternative circuit board integrating a touch key module with a display module according to an embodiment of the present application;

FIG. 8 is another schematic diagram of an alternative circuit board integrating a touch key module with a display module according to an embodiment of the present application;

FIG. 9 is a schematic structural view of an alternative substrate with a display stand and touch pad according to an embodiment of the present application;

fig. 10 is a schematic structural view of an alternative patch according to an embodiment of the present application.

Description of the drawings: 10-a substrate; 20-a touch pad; 30-display stand; 40-metal strips; 50-supporting columns; 60-supporting body; 70-a display unit; 80-facing; 301-a first through hole; 302-a first groove; 601-accommodating through holes; 602-a third groove; 303-a second via; 304-a buckle; 101-card slot.

Detailed Description

In order to make the present application solution better understood by those skilled in the art, the following description will be made in detail and with reference to the accompanying drawings in the embodiments of the present application, it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, shall fall within the scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the present application described herein may be implemented in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In some household appliances with display modules and key modules, especially in small household appliances such as electric cookers, induction cookers, chefs and the like, because the volume of the household appliances is small and the internal installation space is compact, the circuit board integrated with the display modules and the key modules has strict requirements on the volume, the reserved space for the circuit board integrated with the display modules and the key modules is small, and the spring key is used as the key module in the prior art, so that the integrated design of the display and the key is difficult to realize.

Therefore, according to an aspect of the present application, a circuit board integrating a touch key module and a display module is provided, as shown in fig. 1, the circuit board includes a substrate 10, a touch panel 20 and a display bracket 30, wherein the touch panel 20 is electrically connected and fixed on the substrate 10 through a metal strip 40, and is suspended relative to the substrate 10, and the display bracket 30 is fixedly mounted on the substrate 10 and is located at one side of the touch panel 20.

In this embodiment, the touch pad 20 is adopted as the key module, the touch pad 20 is electrically connected and fixed on the substrate 10 through the metal strip 40, so that the vertical space occupied by a certain movement space reserved by the guide bracket and the reserved spring key in the existing scheme can be reduced, a suspension part is formed between the substrate 10 and the touch pad 20, an electronic component with the height lower than that of the suspension part can be arranged in the area corresponding to the touch pad 20 on the substrate 10, the substrate can be utilized more effectively, the transverse space occupied by the substrate 10 can be saved, therefore, the integrated circuit board occupied space of the key module and the display module is small, the display bracket 30 is arranged on one side of the touch pad 20, the whole structure of the circuit board is compact, the occupied space of the circuit board is effectively reduced, the application range of the circuit board is improved, and the integration of the display module and the key module on the household appliance with smaller reserved space is realized.

The touch panel 20 is electrically connected with the substrate 10 through welding of the metal strips 40, and meanwhile a suspension part is formed between the touch panel 20 and the substrate 10, at this time, the touch panel 20 is fixed only through the metal strips 40, if no reinforcement measures are taken on the touch panel 20, deformation of the metal strips 40 can occur when the touch panel 20 is pressed in the use process, and further displacement of the touch panel 20 is caused, and when the touch panel 20 is pressed, the touch panel 20 is insensitive to reaction and even does not respond to the operation of a user.

Thus, as an exemplary embodiment, a touch pad holder may be added to the suspension portion of the touch pad 20 and the substrate 10 to support the touch pad 20 and protect the metal strip 40.

Because the display bracket 30 is disposed on one side of the touch panel 20, as an alternative embodiment, the display bracket 30 may be used as a touch panel bracket, that is, the display bracket 30 is integrally disposed with the touch panel bracket, to support the touch panel 20, and as shown in fig. 2, a portion of the display bracket 30 is inserted into a suspended portion between the touch panel 20 and the substrate 10, to support the touch panel 20.

When the display bracket 30 and the touch panel bracket are integrally arranged, the metal strip 40 needs to be welded on the substrate 10, therefore, as shown in fig. 3, a first through hole 301 capable of allowing the metal strip 40 to pass through the display bracket 30 is arranged at the part of the display bracket 30, the metal strip 40 passes through the first through hole 301 and is welded on the substrate 10, so that the electrical connection of the touch panel 20 is realized, meanwhile, the display bracket 30 can be inserted into the suspension part, the support of the triggering part is realized, the occupation space of the circuit board is reduced, and the application range of the circuit board is increased.

As an alternative embodiment, referring to fig. 3, a buckle 304 is provided on the display bracket 30, a card slot 101 is provided on the substrate 10, and the buckle 304 is inserted into the card slot 101 to achieve a fixed connection between the display bracket 30 and the substrate 10.

For example, besides the accommodation of the metal strip 40 by providing the first through hole 301 on the display bracket 30, a groove capable of accommodating the metal strip 40 may be provided on the display bracket 30, as shown in fig. 4, specifically, one side of the touch panel 20 is connected with the metal strip 40, one side of the display bracket 30, which is close to the metal strip 40, is provided with the first groove 302 for accommodating the metal strip 40, the metal strip 40 is electrically connected with the substrate 10 through the first groove 302, and the suspension portion of the display bracket 30 between the touch panel 20 and the substrate 10 is provided to support the touch panel 20, and at the same time, the metal strip 40 is supported and protected to prevent the metal strip 40 from deformation caused by pressing the touch panel 20.

Further, the metal strip 40 may be connected to one side of the touch pad 20, the display support 30 and the touch pad support are integrally arranged, and the suspended portion between the touch pad 20 and the substrate 10 is inserted, the accommodating structure of the metal strip 40 is not arranged on one side of the display support 30 close to the metal strip 40, the display support 30 is used for supporting the touch pad 20, and meanwhile, the structure for accommodating the metal strip 40 is not required to be arranged on the display support 30, so that the processing difficulty can be reduced under the condition of effective support.

As another alternative embodiment, referring to fig. 5, the touch pad stand may be a new component added, the touch pad stand may be provided with a plurality of support columns 50, one ends of the support columns 50 are fixed on the touch pad 20, and the other ends of the support columns are fixed on the substrate 10, so as to support the touch pad 20, the display stand 30 is arranged on one side of the touch pad 20, the design of the display module and the touch key module is compact, and the occupied space of the circuit board is saved.

In order to realize supporting the touch panel 20 and simultaneously realize supporting protection of the metal strip 40, the support column 50 can be provided with a second groove which can accommodate the metal strip 40, specifically, the support column 50 can be symmetrically arranged on two sides of the touch panel 20 to ensure stable supporting of the touch panel 20, one side of the support column 50 is arranged on the touch panel 20, a display module is arranged on the other side of the support column 50, the support column 50 is provided with a second groove which accommodates the metal strip 40, the metal strip 40 is fixedly connected with the substrate 10 through the second groove, the support column 50 plays a role in accommodating and supporting the metal strip 40 while supporting the touch panel 20, the support column 50 is arranged at a suspension part between the touch panel 20 and the base, the display support 30 is arranged on one side of the touch panel 20, the occupation space of a circuit board is not additionally increased, or the occupation space of the circuit board is increased is small, and the influence on the whole occupation space of the circuit board is negligible.

Further, the support protection of the metal strip 40 may also be that support through holes capable of allowing the metal strip 40 to pass through are provided on the support columns 50, specifically, the support columns 50 are distributed on two sides of the touch panel 20 in a symmetrical structure to support the touch panel 20, meanwhile, one side of the touch panel 20 is connected with the metal strip 40, one side of the metal strip 40 is provided with the support columns 50, and the support through holes for accommodating the metal strip 40 are provided on the support columns 50, and the metal strip 40 is electrically connected with the substrate 10 through the support through holes.

As an alternative embodiment, referring to fig. 6, the touch pad holder may also be a support body 60 provided separately from the display holder 30, and a suspended portion provided between the touch pad 20 and the substrate 10 to support the touch pad 20.

Further, in order to support the touch panel 20 and simultaneously realize support protection of the metal strip 40, an accommodating through hole 601 for accommodating the metal strip 40 may be further provided on the support body 60, as shown in fig. 7, the support body 60 is provided at a suspended portion between the touch panel 20 and the substrate 10, so as to realize support of the touch panel 20, and meanwhile, the metal strip 40 passes through the accommodating through hole 601 to be electrically connected with the substrate 10, and the accommodating through hole 601 is provided on the support body 60 to realize support protection of the metal strip 40.

As an alternative embodiment, the supporting of the metal strip 40 may also be achieved by providing a third groove 602 on the supporting body 60 for accommodating the metal strip 40, specifically, referring to fig. 8, one side of the touch pad 20 is connected to the metal strip 40, the supporting body 60 is disposed between the touch pad 20 and the substrate 10, the third groove 602 of the supporting body 60 is disposed on one side of the touch pad 20 connected to the metal strip 40, and by providing the third groove 602 on the supporting body 60, the metal strip 40 is supported and protected while the touch pad 20 is supported, so as to prevent the deformation of the metal strip 40 when the touch pad 20 is pressed.

When the circuit board is mounted on a certain device, if the touch key function and the display function of the circuit board are to be realized, the touch key module and the display module need to be displayed on the surface of the device, and in order to reduce the occupied space of the circuit board as much as possible, the touch pad 20 and the upper surface of the display bracket 30 may be located on the agreeing plane, so as to realize the touch key function display function.

As an exemplary embodiment, referring to fig. 9, the substrate 10 is a double-sided circuit board, a plurality of display units 70 are attached to a first surface on which the display stand 30 is mounted, and the display stand 30 is provided with second through holes 303 in one-to-one correspondence with the display units 70; a control chip is mounted on a second face opposite to the first face. In this embodiment, the substrate 10 is a double-sided circuit board, and the control chip is mounted on the opposite surface of the mounting surface of the touch pad 20, so as to further save the occupied space of the circuit board.

As an exemplary embodiment, referring to fig. 10, the circuit board further includes a surface patch 80 that is disposed over the touch panel 20 and the display stand 30. In this embodiment, the face patch 80 may be an operation display interface facing to a user, and the face patch 80 may be divided into a display module and a touch key module according to function modules, where the face patch 80 includes a WiFi status indicator, a bluetooth status indicator, and 6 "8" gears, where A, B, C, D may represent different functions, for example, when the face patch is set on a chef machine, A, B, C, D may represent a dough mixing, stirring, and fermentation status indicator respectively, and when the corresponding status indicator is on, it indicates that the chef machine is executing or the user selects a function corresponding to the status indicator; or when the electronic equipment is arranged on an air fryer, A, B, C, D can respectively represent cakes, egg tarts, grilled fish, chicken wings and the like, and it is noted that the function represented by A, B, C, D is not limited by the application, and specific functions are set according to the type of equipment for selectively installing the circuit board in the application and the corresponding functions, and the EF state indication mark in the display area corresponding to the touch pad can represent the object operated by the user, for example, working time or working power and the like, and the adjustment of the working time or the working power is realized through the adjustment of the '-' and the '+'. The display pattern provided on the face mask 80 corresponds to the second through hole 303 of the display bracket 30 in fig. 9, and when the display unit 70 is turned on, light is emitted through the second through hole 303 and the display pattern on the face mask 80 to display information for a user. In order to protect the surface mount 80, a protective film may be attached to the device surface mount 80 or a protective case may be provided.

As an exemplary embodiment, the upper surface of the touch pad is located on the same plane as the upper surface of the display stand. In this embodiment, the upper surfaces of the touch pad and the display bracket are located on the same plane, so that the longitudinal occupied space of the circuit board can be reduced as much as possible, the attaching difficulty of the surface patch 80 is reduced, and the firmness of the surface patch 80 is ensured.

Thus far, the technical solution of the present application has been described in connection with the foregoing embodiments, but it is easily understood by those skilled in the art that the protective scope of the present application is not limited to only these specific embodiments. The technical solutions in the above embodiments may be split and combined by those skilled in the art without departing from the technical principles of the present application, and equivalent changes or substitutions may be made to related technical features, so any changes, equivalent substitutions, improvements, etc. made within the technical concepts and/or technical principles of the present application will fall within the protection scope of the present application.

In this specification, each embodiment is described in a progressive manner, and identical and similar parts of each embodiment are all referred to each other, and each embodiment mainly describes differences from other embodiments. In particular, for system embodiments, since they are substantially similar to method embodiments, the description is relatively simple, as relevant to see a section of the description of method embodiments.

The foregoing is merely exemplary of the present utility model and is not intended to limit the present utility model. Various modifications and variations of the present utility model will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are to be included in the scope of the claims of the present utility model.

Claims (10)

1. The circuit board is characterized by comprising a substrate, a touch panel and a display bracket, wherein the touch panel is electrically connected and fixed on the substrate through a metal strip and is arranged in a suspended manner relative to the substrate, and the display bracket is fixedly arranged on the substrate and is positioned on one side of the touch panel.

2. The circuit board for integrating a touch key module and a display module as claimed in claim 1, wherein a touch pad holder is provided at a suspended portion between the touch pad and the substrate.

3. The circuit board integrating the touch key module and the display module according to claim 2, wherein the touch panel bracket and the display bracket are integrally formed.

4. The circuit board for integrating a touch key module and a display module according to claim 2, wherein the touch panel support comprises a plurality of support columns, one ends of the support columns are fixed on the touch panel, the other ends of the support columns are fixed on the substrate so as to support the touch panel, and the touch panel support is arranged adjacent to the display support.

5. The circuit board for integrating a touch key module and a display module according to any one of claims 2 to 4, wherein a plurality of first through holes are formed in the touch panel bracket, and the metal strip passes through the first through holes to be electrically connected with the substrate.

6. The circuit board for integrating a touch key module and a display module according to any one of claims 2-4, wherein one side of the touch panel is connected with the metal strip, a groove for accommodating the metal strip is formed in one side of the touch panel bracket, which is close to the metal strip, and the metal strip is electrically connected with the substrate through the groove.

7. The circuit board for integrating a touch key module and a display module as claimed in any one of claims 1 to 4, wherein an upper surface of the touch panel and an upper surface of the display bracket are located on the same plane.

8. The circuit board for integrating a touch key module and a display module as claimed in claim 1, wherein a buckle is arranged on the display bracket, a clamping groove is arranged on the substrate, and the buckle is inserted into the clamping groove so as to enable the display bracket to be fixedly connected with the substrate.

9. The circuit board for integrating a touch key module and a display module as claimed in claim 1, wherein the circuit board further comprises a surface patch which is arranged above the touch pad and the display bracket in a laminating way.

10. The circuit board integrating the touch key module and the display module according to claim 1, wherein the substrate is a double-sided circuit board, a plurality of display units are attached to a first surface on which the display bracket is mounted, and the display bracket is provided with second through holes in one-to-one correspondence with the display units; a control chip is mounted on a second face opposite to the first face.