CN210491472U

CN210491472U - PCB board mounting structure of building extension of talkbacking

Info

Publication number: CN210491472U
Application number: CN201921440961.9U
Authority: CN
Inventors: 胡涛; 陆海亮; 龚文峰; 关祖彰
Original assignee: Guangdong Anjubao Digital Technology Co ltd
Current assignee: Guangdong Anjubao Digital Technology Co ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-05-08
Anticipated expiration: 2029-08-30

Abstract

The application provides a PCB mounting structure of a building intercom extension, which comprises a face shell, a display screen, an elevating piece, a PCB, a conductive piece and a back shell, wherein the display screen is arranged on the face shell, and the elevating piece is arranged on the inner side of the display screen; the PCB is arranged on the heightening part, and the conductive part is arranged between the PCB and the display screen and is connected with the PCB and the display screen; the back shell is detachably connected with the face shell; the PCB board passes through the backshell is installed in building extension of talkbacking. This application building extension of talkbacking PCB board mounting structure, the change is in the past through the mode of screw installation PCB board, through a new PCB board mounting means installation PCB board, can be when guaranteeing conventional line connection, be convenient for talkback the processing of extension spare part to the building to and be convenient for talkback the dismouting and subsequent maintenance of extension to the building.

Description

PCB board mounting structure of building extension of talkbacking

Technical Field

The application relates to a building technical field of talkbacking, particularly, relates to a PCB board mounting structure of building extension of talkbacking.

Background

The building intercom is a safety precaution system, which can realize mutual communication and information exchange among visitors, residents and property management centers in a multi-story or high-rise building, and realize the control of safe access passages of a community.

At present, a building intercom system basically comprises a building intercom host and building intercom extension sets. In a residential area, a building intercom main unit is generally arranged at a doorway of a building, and a building intercom extension is arranged indoors.

The PCB board of the extension is talkbacked in building to current building mostly through the screw installation in the extension is talkbacked to building, however, through the mode of screw installation PCB board, need set up in the shell of extension is talkbacked to building or other parts with screw matched with structure, it not only has brought the inconvenience for the production and processing of building extension spare part, still is not convenient for follow-up dismouting and the maintenance of extension is talkbacked to building.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of this application provides a PCB board mounting structure of building extension of talkbacking, changes the mode of installing the PCB board through the screw in the past, through a new PCB board mounting means installation PCB board, can be when guaranteeing conventional line connection, be convenient for talkback the processing of extension spare part to the building to and be convenient for talkback the dismouting and subsequent maintenance of extension to the building.

The embodiment of the application provides a PCB mounting structure of a building intercom extension, which comprises a face shell, a display screen, a heightening piece, a PCB, a conductive piece and a back shell,

the display screen is arranged on the face shell, and the heightening piece is arranged on the inner side of the display screen;

the PCB is arranged on the heightening part, and the conductive part is arranged between the PCB and the display screen and is connected with the PCB and the display screen;

the back shell is detachably connected with the face shell; the PCB board passes through the backshell is installed in building extension of talkbacking.

In the implementation process, the display screen is arranged on the face shell, the heightening part is arranged on the inner side of the display screen, the PCB is arranged on the heightening part, and a corresponding gap exists between the PCB and the display screen, so that the PCB is conveniently connected with the display screen flat cable; the conductive piece is arranged between the PCB and the display screen and is connected with the PCB and the display screen, so that the grounding of the PCB can be reliably realized; the back shell is detachably connected with the face shell, so that the assembly and disassembly of the building intercom extension are facilitated; when the backshell is connected with the face-piece, the PCB passes through the backshell and installs in building extension of talkbacking, the firm mode of PCB has been simplified, the firm installation of the PCB board of being convenient for, the PCB board mounting structure of the building extension of talkbacking of this application embodiment, the mode of installing the PCB board through the screw in the past has been changed, install the PCB board through a new PCB board mounting means, the installation of the PCB board of being convenient for, and, can also be in the time of guaranteeing conventional line connection, be convenient for talkback the processing of extension spare part to building, and be convenient for to the dismouting and subsequent maintenance of building extension of talkbacking.

Furthermore, the conductive piece is a conductive elastic sheet, the conductive piece is provided with a top end part and a bottom end part, the top end part of the conductive piece is connected with the PCB, and the bottom end part of the conductive piece is connected with the display screen.

In the implementation process, the conductive elastic piece is adopted, the top end part of the conductive piece is connected with the PCB, the bottom end part of the conductive piece is connected with the display screen, and the conductive elastic piece can effectively save the space between the PCB and the display screen while ensuring that the PCB is reliably grounded, so that the circuits are conveniently connected and arranged.

Further, the top end parts of the conductive parts are welded on the PCB.

In the above-mentioned realization process, the top portion of electrically conductive piece welds on the PCB board, can ensure the steadiness that electrically conductive top portion and PCB board are connected to can realize the ground connection of PCB board more reliably.

Further, the conductive piece is S-shaped.

At above-mentioned realization in-process, electrically conductive piece is the S-shaped, can ensure the reliable connection of electrically conductive piece and PCB board and display screen to, electrically conductive piece has comparatively good pressure-bearing effect, thereby ensures the result of use that electrically conductive piece.

Further, the PCB board comprises a PCB main board and a PCB socket board,

the back shell is provided with a convex box, and the convex box is provided with a placing cavity;

the PCB socket board is arranged on the convex box and is positioned in the accommodating cavity; the PCB main board is arranged on the heightening part and is electrically connected with the PCB socket board; the convex box is used for pressing the PCB main board.

In the implementation process, the concrete structure and the installation mode of the PCB embody the reasonability of the installation structure of the PCB, and the conventional circuit connection and arrangement can be conveniently realized while the stable installation of the PCB is ensured.

Furthermore, the side wall of the convex box is provided with a pressing column, and the pressing column is used for pressing the PCB mainboard when the back shell is connected with the face shell.

In the implementation process, the pressing columns are arranged on the side walls of the convex boxes and used for pressing the PCB main board when the back shell is connected with the face shell, and the pressing columns can better press the PCB main board, so that the stability of the installation of the PCB main board is guaranteed.

Further, the padding member is EVA foam.

In the implementation process, the padding piece is made of EVA foam, the EVA foam has strong flexibility, chemical corrosion resistance, good elasticity and the like, and the padding piece can have a better using effect.

Further, the bed hedgehopping piece has two, the bed hedgehopping piece is the cuboid of rectangular shape, two bed hedgehopping piece parallel arrangement in the inboard of display screen, and correspond the both sides setting of PCB board.

In the above-mentioned realization in-process, the bed hedgehopping piece is the cuboid of rectangular shape, and two bed hedgehopping piece parallel arrangement are in the inboard of display screen to correspond the both sides setting of PCB board, the mode that sets up of bed hedgehopping piece can be when guaranteeing its result of use, for leaving more spaces between PCB board and the display screen, thereby be convenient for better being connected of PCB board and display screen winding displacement.

Furthermore, the bottom end part of the heightening piece is provided with viscose glue.

In the implementation process, the bottom end part of the heightening piece is provided with the adhesive, and the heightening piece can be stably arranged on the display screen due to the arrangement of the adhesive.

Furthermore, the top end part of the heightening piece is provided with viscose glue.

In the implementation process, the top end part of the heightening piece is provided with the viscose, and the arrangement of the viscose can facilitate the PCB to be stably arranged on the heightening piece.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.

Fig. 1 is an exploded schematic view of a PCB board mounting structure of a building intercom extension provided in an embodiment of the present application;

fig. 2 is a schematic cross-sectional structure view of a PCB board mounting structure of a building intercom extension provided in the embodiment of the present application.

Icon: 11-a face shell; 12-a display screen; 13-a padding member; 14-a PCB board; 141-a PCB main board; 142-a PCB socket board; 15-a conductive member; 16-a back shell; 161-convex box; 1611-compression column.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "connected" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or a point connection; either directly or indirectly through intervening media, or may be an internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "first," "second," and the like, are used primarily to distinguish one device, element, or component from another (the specific nature and configuration may be the same or different), and are not used to indicate or imply the relative importance or number of the indicated devices, elements, or components. "plurality" means two or more unless otherwise specified.

To the problem among the prior art, this application provides a building extension of talkbacking PCB board mounting structure, has changed the mode of installing the PCB board through the screw in the past, through a new PCB board mounting means installation PCB board, the installation of the PCB board of being convenient for to, can also be when guaranteeing conventional line connection, be convenient for talkback the processing of extension spare part to the building to and be convenient for talkback the dismouting and subsequent maintenance of extension to the building.

Referring to fig. 1, fig. 1 is an exploded schematic view of a PCB board mounting structure of a building intercom extension provided in the embodiment of the present application.

The PCB mounting structure of the building intercom extension of the embodiment of the application comprises a face shell 11, a display screen 12, a heightening piece 13, a PCB 14, a conductive piece 15 and a back shell 16,

the display screen 12 is arranged on the face shell 11, and the heightening piece 13 is arranged on the inner side of the display screen 12;

the PCB 14 is arranged on the heightening part 13, and the conductive part 15 is arranged between the PCB 14 and the display screen 12 and is connected with the PCB 14 and the display screen 12;

the back shell 16 is detachably connected with the face shell 11; the PCB board 14 is mounted in the building intercom extension by a back shell 16.

According to the PCB mounting structure of the building intercom extension, the display screen 12 is arranged on the face shell 11, the heightening piece 13 is arranged on the inner side of the display screen 12, the PCB 14 is arranged on the heightening piece 13, and the PCB 14 and the display screen 12 have corresponding gaps, so that the PCB 14 and the display screen 12 are conveniently connected through flat cables; the conductive piece 15 is arranged between the PCB 14 and the display screen 12 and is connected with the PCB 14 and the display screen 12, so that the grounding of the PCB 14 can be reliably realized; the back shell 16 is detachably connected with the face shell 11, so that the assembly and disassembly of the building intercom extension are facilitated; when backshell 16 is connected with face-piece 11, PCB board 14 passes through backshell 16 to be installed in building extension of talkbacking, the firm mode of PCB board 14 has been simplified, be convenient for the firm installation of PCB board 14, the PCB board mounting structure of the extension is talkbacked to the building of this application embodiment, the mode of installing PCB board 14 through the screw in the past has been changed, install PCB board 14 through a new PCB board 14 mounting means, be convenient for the installation of PCB board 14, and, can also be when guaranteeing conventional line connection, be convenient for talkback the processing of extension spare part to the building, and be convenient for to the dismouting and subsequent maintenance of building extension of talkbacking.

Referring to fig. 1 and fig. 2, fig. 2 is a schematic cross-sectional structural diagram of a PCB board mounting structure of a building intercom extension provided in an embodiment of the present application.

In the present embodiment, the PCB board 14 includes a PCB main board 141 and a PCB socket board 142,

the back shell 16 is provided with a convex box 161, and the convex box 161 is provided with a placing cavity;

the PCB socket board 142 is arranged on the convex box 161 and is positioned in the placing cavity; the PCB main board 141 is disposed on the elevating member 13, and the PCB main board 141 is electrically connected to the PCB socket board 142; the convex box 161 is used to press the PCB main board 141.

In the implementation process, the concrete structure and the installation mode of the PCB 14 embody the reasonability of the installation structure of the PCB 14, and the conventional circuit connection and arrangement can be conveniently realized while the stable installation of the PCB 14 is ensured.

Wherein, the side wall of the protruding box 161 is provided with a pressing column 1611, and the pressing column 1611 is used for pressing the PCB main board 141 when the back shell 16 is connected with the front shell 11.

As an alternative embodiment, the four side walls of the convex box 161 are provided with pressing columns 1611.

In the above implementation process, the side wall of the protruding box 161 is provided with the pressing column 1611, the pressing column 1611 is used for pressing the PCB main board 141 when the back shell 16 is connected with the front shell 11, and the pressing column 1611 can better press the PCB main board 141, thereby ensuring the stability of the PCB main board 141 in installation.

Referring to fig. 1 and 2, in the present embodiment, the conductive member 15 is a conductive elastic sheet, the conductive member 15 has a top end and a bottom end, the top end of the conductive member 15 is connected to the PCB 14, and the bottom end of the conductive member 15 is connected to the display 12.

The top end of the conductive member 15 is connected to the PCB board 14, that is, the top end of the conductive member 15 is connected to the PCB main board 141 of the PCB board 14.

In the implementation process, the conductive piece 15 is a conductive elastic piece, the top end of the conductive piece 15 is connected with the PCB main board 141, the bottom end of the conductive piece 15 is connected with the display screen 12, and the conductive elastic piece can effectively save the space between the PCB main board 141 and the display screen 12 while ensuring that the PCB main board 141 is reliably grounded, so that the circuits can be connected and arranged conveniently.

It should be noted that, in other embodiments, the conductive component 15 may also have other structures, for example, the conductive component 15 may also be conductive foam, if the conductive component 15 is conductive foam, the top end of the conductive foam is connected to the PCB 14, and the bottom end of the conductive foam is connected to the display 12; other possible structures of the conductive member 15 are not listed here.

As an alternative embodiment, the top end of the conductive member 15 is soldered on the PCB board 14, that is, the top end of the conductive elastic piece is soldered on the PCB main board 141 of the PCB board 14.

In the above implementation process, the top end portion of the conductive member 15 is soldered to the PCB main board 141, so that the stability of the connection between the top end portion of the conductive member 15 and the PCB main board 141 can be ensured, and the grounding of the PCB main board 141 can be more reliably achieved.

In the embodiment, the conductive member 15 is S-shaped, that is, the conductive elastic piece is S-shaped.

In the implementation process, the conductive elastic sheet is S-shaped, so that reliable connection between the conductive elastic sheet and the PCB mainboard 141 and the display screen 12 can be guaranteed, and the conductive elastic sheet has a good pressure-bearing effect, so that the use effect of the conductive elastic sheet is guaranteed.

It should be noted that, in other embodiments, the conductive elastic sheet may have other shapes, and possible shapes of other conductive elastic sheets are not listed here, as long as the conductive elastic sheet with other shapes can realize that the top end portion is connected to the PCB main board 141 and the bottom end portion is connected to the display 12.

Referring to fig. 1 and 2, in the present embodiment, the raising member 13 is EVA foam.

In the implementation process, the padding part 13 is made of EVA foam, the EVA foam has strong flexibility, chemical corrosion resistance, good elasticity and the like, and the padding part 13 can have a better using effect.

It should be noted that in other embodiments, the padding member 13 may be made of other materials, for example, the padding member 13 may be made of conventional foam, and other possible materials of the padding member 13 are not listed here.

In this embodiment, the EVA bubble is cotton has two, and the EVA bubble is cotton to be the cuboid of rectangular shape, and two EVA bubble cotton parallel arrangement are in the inboard of display screen 12 to correspond the both sides setting of PCB mainboard 141.

In the above-mentioned realization in-process, the EVA bubble is cotton to be the cuboid of rectangular shape, and two EVA bubble cotton parallel arrangement are in the inboard of display screen 12 to correspond PCB mainboard 141's both sides setting, the cotton mode that sets up of EVA bubble can be when guaranteeing its result of use, leaves more spaces for between PCB mainboard 141 and the display screen 12, thereby be convenient for better being connected of PCB mainboard 141 and display screen 12 winding displacement.

In this embodiment, the EVA foam may be disposed in other manners, that is, the padding 13 may be disposed in other manners, and other manners of disposing the EVA foam are not described here.

As an alternative embodiment, the bottom end portion of the padding member 13 is provided with an adhesive, that is, the bottom end portion of the EVA foam is provided with an adhesive.

In the above-mentioned realization process, be equipped with the viscose on the cotton bottom portion of EVA bubble, the setting of viscose can be convenient for the EVA bubble cotton locate display screen 12 steadily on.

As an alternative embodiment, the top end of the raising piece 13 is provided with glue, i.e. the top end of the EVA foam is provided with glue.

In the above-mentioned realization process, be equipped with the viscose on the cotton top portion of EVA bubble, the setting of viscose can be convenient for PCB mainboard 141 locates on the EVA bubble is cotton steadily.

In all the above embodiments, the terms "large" and "small" are relative terms, and the terms "more" and "less" are relative terms, and the terms "upper" and "lower" are relative terms, so that the description of these relative terms is not repeated herein.

It should be appreciated that reference throughout this specification to "in this embodiment," "in an embodiment of the present application," or "as an alternative implementation" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment of the present application. Thus, the appearances of the phrases "in this embodiment," "in the examples of the present application," or "as an alternative embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. Those skilled in the art should also appreciate that the embodiments described in this specification are all alternative embodiments and that the acts and modules involved are not necessarily required for this application.

In various embodiments of the present application, it should be understood that the size of the serial number of each process described above does not mean that the execution sequence is necessarily sequential, and the execution sequence of each process should be determined by its function and inherent logic, and should not constitute any limitation on the implementation process of the embodiments of the present application.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. A PCB board mounting structure of building intercom extension is characterized in that the structure comprises a face shell, a display screen, a heightening piece, a PCB board, a conductive piece and a back shell,

2. The PCB board mounting structure of the building intercom extension as in claim 1, wherein the conductive member is a conductive spring, the conductive member has a top end portion and a bottom end portion, the top end portion of the conductive member is connected with the PCB board, and the bottom end portion of the conductive member is connected with the display screen.

3. The PCB board mounting structure of the building intercom extension as in claim 2, wherein the top end portion of the conductive member is soldered on the PCB board.

4. The PCB board mounting structure of the building intercom extension as in claim 2, wherein said conductive member is S-shaped.

5. The PCB board mounting structure of the building intercom extension as in claim 1, wherein the PCB board comprises a PCB main board and a PCB socket board,

6. The PCB board mounting structure of building intercom extension of claim 5, wherein a compression leg is arranged on the side wall of said convex box, said compression leg is used for pressing said PCB main board when said back shell is connected with said front shell.

7. The PCB board mounting structure of the building intercom extension as in claim 1, wherein the padding member is EVA foam.

8. The PCB board mounting structure of building extension of talkbacking of claim 7, characterized in that, the bed hedgehopping piece has two, bed hedgehopping piece is the cuboid of rectangular shape, two bed hedgehopping piece parallel arrangement in the inboard of display screen to correspond the both sides setting of PCB board.

9. The PCB board mounting structure of the building intercom extension as in claim 7, wherein the bottom end of the padding member is provided with glue.

10. The PCB board mounting structure of the building intercom extension as in claim 7 or 9, wherein the top end portion of the padding member is provided with glue.