EP3993003B1 - Button assembly and electronic device - Google Patents

Button assembly and electronic device Download PDF

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Publication number
EP3993003B1
EP3993003B1 EP19934819.4A EP19934819A EP3993003B1 EP 3993003 B1 EP3993003 B1 EP 3993003B1 EP 19934819 A EP19934819 A EP 19934819A EP 3993003 B1 EP3993003 B1 EP 3993003B1
Authority
EP
European Patent Office
Prior art keywords
pushbutton
circuit board
fastening portion
disk
push button
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP19934819.4A
Other languages
German (de)
French (fr)
Other versions
EP3993003A4 (en
EP3993003A1 (en
EP3993003C0 (en
Inventor
Songlin Fu
Fanlin KONG
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hytera Communications Corp Ltd
Original Assignee
Hytera Communications Corp Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hytera Communications Corp Ltd filed Critical Hytera Communications Corp Ltd
Priority to EP23184604.9A priority Critical patent/EP4250326A3/en
Publication of EP3993003A1 publication Critical patent/EP3993003A1/en
Publication of EP3993003A4 publication Critical patent/EP3993003A4/en
Application granted granted Critical
Publication of EP3993003B1 publication Critical patent/EP3993003B1/en
Publication of EP3993003C0 publication Critical patent/EP3993003C0/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
    • H01H13/86—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard characterised by the casing, e.g. sealed casings or casings reducible in size
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
    • H01H13/702—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
    • H01H13/705—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches characterised by construction, mounting or arrangement of operating parts, e.g. push-buttons or keys
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2209/00—Layers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2223/00—Casings
    • H01H2223/034—Bezel
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2231/00—Applications
    • H01H2231/022—Telephone handset

Definitions

  • the present application relates to the technical field of handheld radios.
  • a housing front is firmly connected to a front cover with ultrasound.
  • a silicone rubber push button between the front of the case and the front cover; removing or replacing the silicone rubber push button requires destroying the front cover or replacing the entire front panel assembly, resulting in high maintenance costs.
  • a push button is mounted "inside out". With such a connection method, in order to remove or replace a push button, the main body of the portable radio must be disassembled, resulting in complicated disassembly and assembly of the main body.
  • the third embodiment applies to push buttons (P+R push buttons) made of a combination of plastic and silicon rubber.
  • a P+R push button is attached to the front of the housing using a locking element or a screw and the main device must also be dismantled to remove or replace the push button. Furthermore, when assembling for waterproofing, adhesive must be applied from the inside, resulting in complicated assembling.
  • the document US2009289817 discloses a portable radio device comprising a device body including a housing, a speaker assembly provided inside the housing, and a housing front located on the surface of the housing, the housing front being on a side of a sound output surface of the speaker assembly; and a push button assembly including a perimeter frame and a first mounting portion and a second mounting portion located on the perimeter frame.
  • a handheld radio which allows a push button body in the push button assembly to be quickly assembled or replaced, thereby facilitating assembly and maintenance of the handheld radio.
  • the object is achieved by a handheld radio according to claim 1 with a push button assembly, which comprises: a push button circuit board, which is adapted to be fixedly arranged on a housing front of the handheld radio, a push button body which is attached to one of the Case front is arranged opposite side of the push button circuit board, and a push button holder, which is arranged on a side of the push button circuit board opposite side of the push button body and a perimeter frame and a first attachment portion and a second attachment portion located on the perimeter frame, wherein the first attachment portion extends from the perimeter frame toward a side facing the pushbutton circuit board, while the second attachment portion extends outward from the perimeter frame , wherein the direction of extension of the second attachment section is perpendicular to the direction of extension of the first attachment section, where
  • the push button assembly of the present application includes a push button circuit board, a push button body arranged on one side of the push button circuit board, and a push button holder mounted on one of the push buttons -PCB is arranged opposite side of the push button body includes.
  • the push button circuit board is designed to be fixed to the front of the handheld radio.
  • the push button holder includes a perimeter frame and a first attachment portion and a second attachment portion located on the perimeter frame. The first attachment portion extends from the perimeter frame toward a side facing the push button circuit board, while the second attachment portion extends outward from the perimeter frame.
  • the direction of extension of the second attachment section is perpendicular to the direction of extension of the first attachment section.
  • the first fastening section and the second fastening section are each introduced into a latching slot on the front of the handheld radio, so that the pushbutton holder is detachably connected to the front of the handheld radio.
  • the push button body can be fixed to a side of the push button circuit board away from the front panel by means of the bounding box, which provides for easy mounting of the push button body to the handheld radio. Since the pushbutton holder is detachably connected to the front of the portable radio via the first attachment section and the second attachment section, the pushbutton body can be replaced after removing the pushbutton holder from the front of the housing, which facilitates installation and maintenance of the portable radio.
  • FIG. 1 a schematic structural representation of an embodiment of a push button assembly according to the present application and 2 1 is a schematic structural detail view of the pushbutton holder according to FIG 1 shows.
  • the push button assembly 10 of the present application is used in a handheld radio.
  • the push button assembly 10 of the present embodiment includes a push button circuit board 100 which is adapted to be fixedly arranged on a housing front of the portable radio device, a push button body 102 which is arranged on a side of the push button circuit board 100 facing away from the housing front, and a push button holder 104 which is disposed on a side of the push button body 102 opposite to the push button circuit board 100 and comprises a perimeter frame 1042 and a first attachment portion 1040 and a second attachment portion 1044 which are located on the perimeter frame 1042.
  • the first attachment portion 1040 extends from the perimeter frame 1042 toward a side facing the push button circuit board 100
  • the second attachment portion 1044 extends from the perimeter frame 1042 outward.
  • the direction of extension of the second attachment section 1044 is perpendicular to the direction of extension of the first attachment section 1040.
  • the first attachment section 1040 and the second attachment section 1044 are designed to be inserted into a latching slot on the housing front of the portable radio device, so that the pushbutton holder 104 can be connected to the housing front of the Handheld radio is releasably connected.
  • the delimiting frame 1042 serves to delimit the pushbutton body 102 on a side of the pushbutton circuit board 100 facing away from the housing front.
  • the pushbutton printed circuit board 100 can be arranged firmly on the front of the handheld radio by snapping on, or alternatively it can also be formed in one piece on the front of the handheld radio.
  • the push button body 102 is arranged on the opposite side of the push button circuit board 100 from the housing front, and the push button holder 104 is arranged on the side of the push button body 102 opposite to the push button circuit board 100 .
  • the push button holder 104 includes a first mounting portion 1040, a second mounting portion 1044, and a Bounding frame 1042, so that the first attachment portion 1040 and the second attachment portion 1044 a detachable connection to the front of the handheld radio is made.
  • the push button body 102 When connecting the push button holder 104 firmly to the front of the handheld radio, the push button body 102 can be fixed to the side of the push button circuit board 100 facing away from the front of the housing by means of the limiting frame 1042, which ensures easy assembly of the push button body 102 to the handheld radio. Since the push button holder 104 is releasably connected to the front of the portable radio housing via the first attachment section 1040 and the second attachment section 1044, the push button body 102 can be replaced after the push button holder 104 has been removed from the front of the housing, thereby facilitating assembly and maintenance of the portable radio.
  • the first attachment portion 1040 is located at a first edge of the perimeter frame 1042 and the second attachment portion 1044 is provided in a plurality, wherein the plurality of second attachment portions 1044 are each at a second edge, a third edge, and a fourth edge that is the first edge of the bounding box 1042 are arranged adjacent and opposite.
  • the first fastening section 1040 and the second fastening section 1044 can each be a snap-in connection element and that a snap-in slot is provided on the housing front of the portable radio device, which interacts with the first fastening section 1040 and the second fastening section 1044 of the pushbutton holder 104.
  • first fastening section 1040 and the second fastening section 1044 are inserted directly into the locking slot, with which the fastening between the push button holder 104 and the housing front of the handheld radio device is achieved.
  • first fastening section 1040 and the second fastening section 1044 are pulled out of the latching slot, with which the pushbutton holder 104 can be removed from the housing front of the portable radio device. This facilitates assembly and replacement of the push button body 102 and thus assembly and maintenance of the portable radio.
  • a through hole 10400 is provided on the first fastening section 1040, the arrangement direction of which is perpendicular to the direction of extension of the first fastening section 1040, the through hole 10400 being connected to a mounting hole on a housing of the handheld radio in the first fastening section 1040 inserted in the latching slot on the housing front of the handheld radio .
  • a screw can be passed through the mounting hole on the portable radio housing and inserted into the through hole 10400 on the first mounting portion 1040 by connecting the through hole 10400 to a mounting hole on the portable radio housing when the first mounting portion 1040 inserted into the locking slot on the front of the handheld radio.
  • the push button body 102 includes a push button disc 1020 and the Bounding box 1042 is used to receive pushbutton disc 1020 and secure pushbutton disc 1020 within bounding box 1042 .
  • the push button disk 1020 includes a plurality of silicone rubber push buttons
  • the perimeter frame 1042 is provided with a plurality of receiving recesses uniquely associated with the plurality of silicone rubber push buttons.
  • the receiving recess serves to receive the silicone rubber push button and ensures that the silicone rubber push button is protrudingly exposed on a side of the push button holder 104 facing away from the push button body 102 . It is understood that among the plural silicone rubber push buttons, such as number keys, power buttons, and restart buttons, a corresponding function is realized by each of the silicone rubber push buttons and by a combination of some of the silicone rubber push buttons.
  • the push button body 102 includes a snap disk 1022 which is located on a side of the push button disk 1020 facing the push button circuit board 100 and rests against the push button circuit board 100 .
  • a snap disk 1022 is provided between the push button circuit board 100 and the push button disk 1020 to serve as an electrically conductive point. Pressing the push button disk 1020 causes a corresponding point of the snap disk 1022 to sink, thereby contacting an electric circuit on the push button circuit board 100, thereby establishing a circuit so that electric current flows and the whole electronic device can operate normally.
  • the pushbutton disc 1020 may be formed by a plurality of separate silicone rubber pushbuttons mounted on an integral mounting substrate.
  • the snap-action disc 1022 can also consist of several separate metal spring plates which are arranged and glued together in the same way.
  • a double-sided adhesive tape (not shown) is provided between the snap disk 1022 and the pushbutton circuit board 100, which is arranged along the edge of the pushbutton circuit board 100 so that the point at which the snap disk 1022 on the pushbutton Printed circuit board 100 is present, sealed.
  • the seal between the snap-action disk 1022 and the pushbutton circuit board 100 can be ensured by the double-sided adhesive tape that the penetration of Preventing moisture from entering the pushbutton assembly 10 from the environment in which the pushbutton assembly 10 resides, and preventing electrical circuit failure due to the pushbutton circuit board 100 coming into contact with moisture.
  • a sound transmission hole 1000 is provided on each of the pushbutton circuit board 100, the snap-action disc 1022, the pushbutton disc 1020 and the pushbutton holder 104 and is connected to one another. It is understood that the size and the arrangement of the sound transmission hole 1000 on the push button circuit board 100 under Considering the arrangement of the electric circuit on the push button circuit board 100, while the size and arrangement of the sound passage hole 1000 on the snap disk 1022, the push button disk 1020 and the push button holder 104 are both in accordance with the size and arrangement of the sound passage hole 1000 of the push button circuit board 100 as well as taking into account the sound transmission effect of the push button assembly 10. Furthermore, the shape of the sound transmission hole 1000 can be determined according to actual needs and, for example, a round hole, a rectangular hole or an elongated hole or a trapezoidal hole as in FIG 1 represented, conceivable.
  • the location where the snap disk 1022 abuts the pushbutton circuit board 100 can be sealed by providing double-sided adhesive tape circumferentially around the edge of the pushbutton circuit board 100 .
  • a double-sided adhesive tape can also be provided circumferentially at the edge of each sound transmission hole 1000 on the pushbutton circuit board 100, so that when the snap disk 1022 rests on the pushbutton circuit board 100, the double-sided adhesive tape on the edge of the sound transmission hole 1000 on the pushbutton circuit board 100 also the sealing effect between the snap disk 1022 and the pushbutton circuit board 100 and the ingress of moisture from the environment in which the pushbutton assembly 10 is located via the interconnected sound transmission holes 1000 on the pushbutton holder 104, the pushbutton disk 1020, the snap disk 1022 and the Push button circuit board 100 in the push button assembly 10 prevented.
  • the push button assembly 10 can achieve a waterproof rating of IP68, which is the highest waterproof rating for connectors.
  • the push button assembly 10 may further include a speaker grille 106 disposed between the push button disc 1020 and the push button holder 104 for preventing contaminants from entering the interior of the push button assembly 10 via the sound passage hole 1000 . It is understood that impurities in a minute amount could enter the push button assembly 10 via the sound transmission hole 1000 on the push button holder 104 and the push button disk 1020, and by shielding via the speaker grille 106, the penetration of dust or other contaminants into the interior of the push button assembly 10 is largely prevented and thus interfering with the normal operation of the push button assembly 10 is avoided.
  • a recess 1002 is provided in each case, which is used for the passage of the first fastening section 1040 and the second Fastening section 1044 is used to insert it into the locking slot on the front of the handheld radio.
  • the push button circuit board 100, the snap disk 1022 and the push button disk 1020 are present, by providing the recess 1002 respectively the position on the pushbutton circuit board 100, the snap-action disc 1022 and the pushbutton disc 1020 corresponding to the first fastening section 1040 and the second fastening section 1044, the pushbutton circuit board 100, the snap-action disc 1022 and the pushbutton disc 1020 prevent the first fastening section 1040 and the second attachment portion 1044 can be prevented from being inserted into the latching slot on the front panel of the portable radio device, thereby facilitating assembly and disassembly of the push button holder 104.
  • the present application further includes a walkie-talkie. It will be on Figures 3 and 4 pointed out where 3 a schematic structural representation of an embodiment of the portable radio device according to the present application and 4 a schematic structural detail view of the device body according to 3 shows.
  • the portable radio of the present embodiment includes a push button assembly 10 according to the above embodiment.
  • For the pushbutton assembly 10 of the portable radio device reference is made to the content of the above exemplary embodiment.
  • the portable radio device comprises a device body 20 which comprises a housing 200, a loudspeaker assembly 202 provided within the housing 200 and a housing front 204 located on the surface of the housing 200.
  • the housing front 204 is located on one side of a sound emission surface of the loudspeaker assembly 202.
  • the pushbutton assembly 10 is arranged on a side of the housing front 204 facing away from the loudspeaker assembly 202.
  • the pushbutton holder in the pushbutton assembly 10 is releasably connected to the housing front 204 and when the pushbutton holder is firmly connected to the housing front 204, the pushbutton body in the pushbutton assembly 10 can be fixedly attached to the side of the pushbutton circuit board remote from the housing front 204 by means of the bounding box be, which provides for easy assembly of the push button body to the device body 20.
  • the pushbutton body can be replaced after the pushbutton holder has been removed from the housing front 204, which facilitates assembly and maintenance of the handheld radio as well as low installation and maintenance costs.
  • a mounting hole 2000 is provided on the housing 200 of the handheld radio, with a screw being passed through the mounting hole 2000 on the housing 200 of the handheld radio and inserted into the through hole on the first attachment section, since at the locking slot 2040 on the housing front 204 of the handheld radio inserted first fixing portion, the through hole on the first fixing portion is connected to a mounting hole 2000 on the housing 200.
  • the pushbutton circuit board is first attached to the housing front 204 of the device body 20 . Then along the edge of the push button PCB a double-sided adhesive tape is provided all around and the snap disk is glued to the pushbutton circuit board via the double-sided adhesive tape. Then the push button disk is mounted on the snap disk. Finally, the push button holder and the housing front 204 are fastened via the first fastening section and the second fastening section of the push button holder and the push button disc is fastened between the snap disc and the push button holder via the perimeter frame of the push button holder, thus completing the assembly of the entire handheld radio.

Description

TECHNISCHES GEBIETTECHNICAL AREA

Die vorliegende Anmeldung betrifft das technische Gebiet von Handsprechfunkgeräten.The present application relates to the technical field of handheld radios.

STAND DER TECHNIKSTATE OF THE ART

Bestehende elektronische Geräte sind zunehmend kompakter ausgestaltet. Dabei müssen die Wasserdichtheit, die akustischen Eigenschaften, die Montagekosten und die Wartungskosten berücksichtigt werden.Existing electronic devices are designed to be increasingly compact. Watertightness, acoustic properties, assembly costs and maintenance costs must be taken into account.

Bei bestehenden Handsprechfunkgeräten vor allem Vorderseitenstrukturen dreier Arten verwendet: bei einer ersten Ausgestaltung ist eine Gehäusefront mit einer Frontabdeckung mit Ultraschall fest verbunden. Dabei befindet sich eine Silikongummi-Drucktaste zwischen der Gehäusefront und der Frontabdeckung; zum Entfernen bzw. Auswechseln der Silikongummi-Drucktaste muss die Frontabdeckung zerstört oder die ganze Gehäusefront-baugruppe ausgewechselt werden, was zu hohen Wartungskosten führt. Bei einer zweiten Ausgestaltung wird eine Drucktaste "von innen nach außen" montiert. Bei einer derartigen Verbindungsmethode muss zum Entfernen bzw. Auswechseln einer Drucktaste das Hauptgerät des Handsprechfunkgeräts demontiert werden, was zur komplizierter Demontage und Montage des Hauptgeräts führt. Die dritte Ausgestaltung findet Anwendung bei Drucktasten (P+R-Drucktasten), die aus einer Kombination von Kunststoff und Silikongummi bestehen. Dabei wird eine P+R-Drucktaste über ein Rastelement oder eine Schraube an die Gehäusefront befestigt und zum Entfernen bzw. Auswechseln der Drucktaste muss ebenfalls das Hauptgerät demontiert werden. Des Weiteren muss bei der Montage zur Wasserabdichtung Klebstoff von innen aufgetragen werden, was zu einer komplizierten Montage führt. Das Dokument US2009289817 offenbart ein Handsprechfunkgerät umfassend einen Gerätekörper, der ein Gehäuse, eine innerhalb des Gehäuses vorgesehene Lautsprecherbaugruppe und ein an der Oberfläche des Gehäuses befindliche Gehäusefront umfasst, wobei sich das Gehäusefront auf einer Seite einer Schallabgabefläche der Lautsprecherbaugruppe befindet; und eine Drucktastenbaugruppe umfassend einen Begrenzungsrahmen sowie einen ersten Befestigungsabschnitt und einen zweiten Befestigungsabschnitt, die sich an dem Begrenzungsrahmen befinden.In existing handheld radios, three types of front-side structures are primarily used: in a first embodiment, a housing front is firmly connected to a front cover with ultrasound. There is a silicone rubber push button between the front of the case and the front cover; removing or replacing the silicone rubber push button requires destroying the front cover or replacing the entire front panel assembly, resulting in high maintenance costs. In a second embodiment, a push button is mounted "inside out". With such a connection method, in order to remove or replace a push button, the main body of the portable radio must be disassembled, resulting in complicated disassembly and assembly of the main body. The third embodiment applies to push buttons (P+R push buttons) made of a combination of plastic and silicon rubber. A P+R push button is attached to the front of the housing using a locking element or a screw and the main device must also be dismantled to remove or replace the push button. Furthermore, when assembling for waterproofing, adhesive must be applied from the inside, resulting in complicated assembling. The document US2009289817 discloses a portable radio device comprising a device body including a housing, a speaker assembly provided inside the housing, and a housing front located on the surface of the housing, the housing front being on a side of a sound output surface of the speaker assembly; and a push button assembly including a perimeter frame and a first mounting portion and a second mounting portion located on the perimeter frame.

INHALT DER VORLIEGENDEN ERFINDUNGCONTENT OF THE PRESENT INVENTION

Der vorliegenden Anmeldung liegt die Aufgabe zugrunde, ein Handsprechfunkgerät bereitzustellen, womit ein Drucktastenkörper in der Drucktastenbaugruppe schnell montiert oder ausgewechselt werden kann, wodurch Montage und Wartung des Handsprechfunkgeräts erleichtert werden. Gemäß der vorliegenden Anmeldung wird die Aufgabe gelöst durch ein Handsprechfunkgerät nach Anspruch 1 mit einer Drucktastenbaugruppe gelöst, die Folgendes umfasst: eine Drucktasten-Leiterplatte, die dazu eingerichtet ist, an einer Gehäusefront des Handsprechfunkgeräts fest angeordnet zu sein, einen Drucktastenkörper, der an einer der Gehäusefront abgewandten Seite der Drucktasten-Leiterplatte angeordnet ist, und einen Drucktastenhalter, der auf einer der Drucktasten-Leiterplatte abgewandten Seite des Drucktastenkörpers angeordnet ist und einen Begrenzungsrahmen sowie einen ersten Befestigungsabschnitt und einen zweiten Befestigungsabschnitt, die sich an dem Begrenzungsrahmen befinden, umfasst, wobei sich der erste Befestigungsabschnitt ausgehend von dem Begrenzungsrahmen in Richtung einer der Drucktasten-Leiterplatte zugewandten Seite erstreckt, während sich der zweite Befestigungsabschnitt ausgehend von dem Begrenzungsrahmen nach außen erstreckt, wobei die Verlaufsrichtung des zweiten Befestigungsabschnitts senkrecht zu der Verlaufsrichtung des ersten Befestigungsabschnitts ist, wobei der erste Befestigungsabschnitt und der zweite Befestigungsabschnitt dafür eingerichtet sind, jeweils in einen Rastschlitz an der Gehäusefront des Handsprechfunkgeräts eingeführt zu werden, sodass der Drucktastenhalter mit der Gehäusefront des Handsprechfunkgeräts lösbar verbunden ist, und wobei der Begrenzungsrahmen zum Begrenzen des Drucktastenkörpers an einer der Gehäusefront abgewandten Seite der Drucktasten-Leiterplatte dient.SUMMARY OF THE INVENTION It is an object of the present application to provide a handheld radio which allows a push button body in the push button assembly to be quickly assembled or replaced, thereby facilitating assembly and maintenance of the handheld radio. According to the present application, the object is achieved by a handheld radio according to claim 1 with a push button assembly, which comprises: a push button circuit board, which is adapted to be fixedly arranged on a housing front of the handheld radio, a push button body which is attached to one of the Case front is arranged opposite side of the push button circuit board, and a push button holder, which is arranged on a side of the push button circuit board opposite side of the push button body and a perimeter frame and a first attachment portion and a second attachment portion located on the perimeter frame, wherein the first attachment portion extends from the perimeter frame toward a side facing the pushbutton circuit board, while the second attachment portion extends outward from the perimeter frame , wherein the direction of extension of the second attachment section is perpendicular to the direction of extension of the first attachment section, wherein the first attachment section and the second attachment section are designed to be inserted into a latching slot on the front of the handheld radio, so that the pushbutton holder can be detached from the front of the handheld radio is connected, and wherein the boundary frame is used to limit the push button body on a side facing away from the housing front of the push button circuit board.

Die vorliegende Anmeldung zeichnet sich vorteilhafterweise dadurch aus, dass im Gegensatz zu dem Stand der Technik die Drucktastenbaugruppe der vorliegenden Anmeldung eine Drucktasten-Leiterplatte, einen Drucktastenkörper, der an einer Seite der Drucktasten-Leiterplatte angeordnet ist, und einen Drucktastenhalter, der auf einer der Drucktasten-Leiterplatte abgewandten Seite des Drucktastenkörpers angeordnet ist, umfasst. Die Drucktasten-Leiterplatte ist dazu eingerichtet, an der Gehäusefront des Handsprechfunkgeräts fest angeordnet zu sein. Der Drucktastenhalter umfasst einen Begrenzungsrahmen sowie einen ersten Befestigungsabschnitt und einen zweiten Befestigungsabschnitt, die sich an dem Begrenzungsrahmen befinden. Der erste Befestigungsabschnitt erstreckt sich ausgehend von dem Begrenzungsrahmen in Richtung einer der Drucktasten-Leiterplatte zugewandten Seite, während sich der zweite Befestigungsabschnitt ausgehend von dem Begrenzungsrahmen nach außen erstreckt. Die Verlaufsrichtung des zweiten Befestigungsabschnitts ist senkrecht zu der Verlaufsrichtung des ersten Befestigungsabschnitts. Der erste Befestigungsabschnitt und der zweite Befestigungsabschnitt sind jeweils in einem Rastschlitz an der Gehäusefront des Handsprechfunkgeräts eingeführt, sodass der Drucktastenhalter mit der Gehäusefront des Handsprechfunkgeräts lösbar verbunden ist. Beim festen Verbinden des Drucktastenhalters mit der Gehäusefront des Handsprechfunkgeräts kann der Drucktastenkörper an einer der Gehäusefront abgewandten Seite der Drucktasten-Leiterplatte mittels des Begrenzungsrahmens fest angebracht werden, was für einfache Montage des Drucktastenkörpers an das Handsprechfunkgerät sorgt. Da der Drucktastenhalter über den ersten Befestigungsabschnitt und den zweiten Befestigungsabschnitt mit der Gehäusefront des Handsprechfunkgeräts lösbar verbunden ist, kann nach Entfernen des Drucktastenhalters von der Gehäusefront der Drucktastenkörper ausgewechselt werden, wodurch Montage und Wartung des Handsprechfunkgeräts erleichtert werden.The present application is advantageously characterized in that, unlike the prior art, the push button assembly of the present application includes a push button circuit board, a push button body arranged on one side of the push button circuit board, and a push button holder mounted on one of the push buttons -PCB is arranged opposite side of the push button body includes. The push button circuit board is designed to be fixed to the front of the handheld radio. The push button holder includes a perimeter frame and a first attachment portion and a second attachment portion located on the perimeter frame. The first attachment portion extends from the perimeter frame toward a side facing the push button circuit board, while the second attachment portion extends outward from the perimeter frame. The direction of extension of the second attachment section is perpendicular to the direction of extension of the first attachment section. The first fastening section and the second fastening section are each introduced into a latching slot on the front of the handheld radio, so that the pushbutton holder is detachably connected to the front of the handheld radio. When firmly connecting the push button holder to the front panel of the handheld radio, the push button body can be fixed to a side of the push button circuit board away from the front panel by means of the bounding box, which provides for easy mounting of the push button body to the handheld radio. Since the pushbutton holder is detachably connected to the front of the portable radio via the first attachment section and the second attachment section, the pushbutton body can be replaced after removing the pushbutton holder from the front of the housing, which facilitates installation and maintenance of the portable radio.

KURZE BESCHREIBUNG DER ZEICHNUNGBRIEF DESCRIPTION OF THE DRAWING

Darin zeigen

  • Fig. 1 eine schematische strukturelle Darstellung eines Ausführungsbeispiels einer Drucktastenbaugruppe nach der vorliegenden Anmeldung,
  • Fig. 2 eine schematische strukturelle Detaildarstellung des Drucktastenhalters gemäß Fig. 1,
  • Fig. 3 eine schematische strukturelle Darstellung eines Ausführungsbeispiels nach der vorliegenden Anmeldung,
  • Fig. 4 eine schematische strukturelle Detaildarstellung des Gerätekörpers gemäß Fig. 3.
show in it
  • 1 a schematic structural representation of an embodiment of a push button assembly according to the present application,
  • 2 1 is a schematic structural detail view of the pushbutton holder according to FIG 1 ,
  • 3 a schematic structural representation of an embodiment according to the present application,
  • 4 a schematic structural detail view of the device body according to 3 .

AUSFÜHRLICHE BESCHREIBUNGDETAILED DESCRIPTION

Nachfolgend werden die technischen Lösungen der Ausführungsbeispiele der Anmeldung anhand der beiliegenden Zeichnungen in den Ausführungsbeispielen der Anmeldung vollständig und klar erläutert, wobei es sich versteht, dass die beschriebenen Ausführungsbeispiele lediglich einige der Ausführungsbeispiele anstatt sämtlicher Ausführungsbeispiele der Anmeldung darstellen.In the following, the technical solutions of the embodiments of the application are fully and clearly explained in the embodiments of the application with reference to the accompanying drawings, it being understood that the embodiments described represent only some of the embodiments of the application rather than all the embodiments of the application.

Es wird auf Fig. 1 und 2 hingewiesen, wobei Fig. 1 eine schematische strukturelle Darstellung eines Ausführungsbeispiels einer Drucktastenbaugruppe nach der vorliegenden Anmeldung und Fig. 2 eine schematische strukturelle Detaildarstellung des Drucktastenhalters gemäß Fig. 1 zeigt. Die Drucktastenbaugruppe 10 der vorliegenden Anmeldung wird bei einem Handsprechfunkgerät verwendet. Die Drucktastenbaugruppe 10 des vorliegenden Ausführungsbeispiels umfasst eine Drucktasten-Leiterplatte 100, die dazu eingerichtet ist, an einer Gehäusefront des Handsprechfunkgeräts fest angeordnet zu sein, einen Drucktastenkörper 102, der an einer der Gehäusefront abgewandten Seite der Drucktasten-Leiterplatte 100 angeordnet ist, und einen Drucktastenhalter 104, der auf einer der Drucktasten-Leiterplatte 100 abgewandten Seite des Drucktastenkörpers 102 angeordnet ist und einen Begrenzungsrahmen 1042 sowie einen ersten Befestigungsabschnitt 1040 und einen zweiten Befestigungsabschnitt 1044, die sich an dem Begrenzungsrahmen 1042 befinden, umfasst. Der erste Befestigungsabschnitt 1040 erstreckt sich ausgehend von dem Begrenzungsrahmen 1042 in Richtung einer der Drucktasten-Leiterplatte 100 zugewandten Seite, während sich der zweite Befestigungsabschnitt 1044 ausgehend von dem Begrenzungsrahmen 1042 nach außen erstreckt. Die Verlaufsrichtung des zweiten Befestigungsabschnitts 1044 ist senkrecht zu der Verlaufsrichtung des ersten Befestigungsabschnitts 1040. Der erste Befestigungsabschnitt 1040 und der zweite Befestigungsabschnitt 1044 sind dazu eingerichtet, jeweils in einen Rastschlitz an der Gehäusefront des Handsprechfunkgeräts eingeführt zu werden, sodass der Drucktastenhalter 104 mit der Gehäusefront des Handsprechfunkgeräts lösbar verbunden ist. Der Begrenzungsrahmen 1042 dient zum Begrenzen des Drucktastenkörpers 102 an einer der Gehäusefront abgewandten Seite der Drucktasten-Leiterplatte 100.It will be on Figures 1 and 2 pointed out where 1 a schematic structural representation of an embodiment of a push button assembly according to the present application and 2 1 is a schematic structural detail view of the pushbutton holder according to FIG 1 shows. The push button assembly 10 of the present application is used in a handheld radio. The push button assembly 10 of the present embodiment includes a push button circuit board 100 which is adapted to be fixedly arranged on a housing front of the portable radio device, a push button body 102 which is arranged on a side of the push button circuit board 100 facing away from the housing front, and a push button holder 104 which is disposed on a side of the push button body 102 opposite to the push button circuit board 100 and comprises a perimeter frame 1042 and a first attachment portion 1040 and a second attachment portion 1044 which are located on the perimeter frame 1042. The first attachment portion 1040 extends from the perimeter frame 1042 toward a side facing the push button circuit board 100 , while the second attachment portion 1044 extends from the perimeter frame 1042 outward. The direction of extension of the second attachment section 1044 is perpendicular to the direction of extension of the first attachment section 1040. The first attachment section 1040 and the second attachment section 1044 are designed to be inserted into a latching slot on the housing front of the portable radio device, so that the pushbutton holder 104 can be connected to the housing front of the Handheld radio is releasably connected. The delimiting frame 1042 serves to delimit the pushbutton body 102 on a side of the pushbutton circuit board 100 facing away from the housing front.

Es versteht sich, dass die Drucktasten-Leiterplatte 100 durch Aufschnappen fest an der Gehäusefront des Handsprechfunkgeräts angeordnet oder alternativ dazu auch einteilig an der Gehäusefront des Handsprechfunkgeräts ausgebildet sein kann. Der Drucktastenkörper 102 ist an der der Gehäusefront abgewandten Seite der Drucktasten-Leiterplatte 100 angeordnet und der Drucktastenhalter 104 ist auf der der Drucktasten-Leiterplatte 100 abgewandten Seite des Drucktastenkörpers 102 angeordnet. In dem vorliegenden Ausführungsbeispiel umfasst der Drucktastenhalter 104 einen ersten Befestigungsabschnitt 1040, einen zweiten Befestigungsabschnitt 1044 und einen Begrenzungsrahmen 1042, sodass über den ersten Befestigungsabschnitt 1040 und den zweiten Befestigungsabschnitt 1044 eine lösbare Verbindung mit der Gehäusefront des Handsprechfunkgeräts hergestellt wird. Beim Verbinden des Drucktastenhalters 104 fest mit der Gehäusefront des Handsprechfunkgeräts kann der Drucktastenkörper 102 an der der Gehäusefront abgewandten Seite der Drucktasten-Leiterplatte 100 mittels des Begrenzungsrahmens 1042 fest angebracht werden, was für eine einfache Montage des Drucktastenkörpers 102 an das Handsprechfunkgerät sorgt. Da der Drucktastenhalter 104 über den ersten Befestigungsabschnitt 1040 und den zweiten Befestigungsabschnitt 1044 mit der Gehäusefront des Handsprechfunkgeräts lösbar verbunden ist, kann nach Entfernen des Drucktastenhalters 104 von der Gehäusefront der Drucktastenkörper 102 ausgewechselt werden, wodurch Montage und Wartung des Handsprechfunkgeräts erleichtert werden. Gemäß einem möglichen Ausführungsbeispiel ist der erste Befestigungsabschnitt 1040 an einer ersten Kante des Begrenzungsrahmens 1042 angeordnet und der zweite Befestigungsabschnitt 1044 wird in einer Vielzahl bereitgestellt, wobei die mehreren zweiten Befestigungsabschnitte 1044 jeweils an einer zweiten Kante, einer dritten Kante und einer vierten Kante, die der ersten Kante des Begrenzungsrahmens 1042 benachbart bzw. gegenüberliegend angeordnet sind, angeordnet sind. Es versteht sich, dass der erste Befestigungsabschnitt 1040 und der zweite Befestigungsabschnitt 1044 jeweils ein Rastverbindungselement sein können und an der Gehäusefront des Handsprechfunkgeräts ein Rastschlitz, der jeweils mit dem ersten Befestigungsabschnitt 1040 bzw. dem zweiten Befestigungsabschnitt 1044 des Drucktastenhalters 104 zusammenwirkt, vorgesehen ist. Bei der Montage werden der erste Befestigungsabschnitt 1040 und der zweite Befestigungsabschnitt 1044 unmittelbar in den Rastschlitz eingeführt, womit die Befestigung zwischen dem Drucktastenhalter 104 und der Gehäusefront des Handsprechfunkgeräts erreicht wird. Bei der Demontage werden hingegen der erste Befestigungsabschnitt 1040 und der zweite Befestigungsabschnitt 1044 aus dem Rastschlitz herausgezogen, womit der Drucktastenhalter 104 von der Gehäusefront des Handsprechfunkgeräts entfernt werden kann. Dadurch werden der Zusammenbau und die Auswechslung des Drucktastenkörpers 102 und somit Montage und Wartung des Handsprechfunkgeräts erleichtert.It goes without saying that the pushbutton printed circuit board 100 can be arranged firmly on the front of the handheld radio by snapping on, or alternatively it can also be formed in one piece on the front of the handheld radio. The push button body 102 is arranged on the opposite side of the push button circuit board 100 from the housing front, and the push button holder 104 is arranged on the side of the push button body 102 opposite to the push button circuit board 100 . In the present embodiment, the push button holder 104 includes a first mounting portion 1040, a second mounting portion 1044, and a Bounding frame 1042, so that the first attachment portion 1040 and the second attachment portion 1044 a detachable connection to the front of the handheld radio is made. When connecting the push button holder 104 firmly to the front of the handheld radio, the push button body 102 can be fixed to the side of the push button circuit board 100 facing away from the front of the housing by means of the limiting frame 1042, which ensures easy assembly of the push button body 102 to the handheld radio. Since the push button holder 104 is releasably connected to the front of the portable radio housing via the first attachment section 1040 and the second attachment section 1044, the push button body 102 can be replaced after the push button holder 104 has been removed from the front of the housing, thereby facilitating assembly and maintenance of the portable radio. According to one possible embodiment, the first attachment portion 1040 is located at a first edge of the perimeter frame 1042 and the second attachment portion 1044 is provided in a plurality, wherein the plurality of second attachment portions 1044 are each at a second edge, a third edge, and a fourth edge that is the first edge of the bounding box 1042 are arranged adjacent and opposite. It goes without saying that the first fastening section 1040 and the second fastening section 1044 can each be a snap-in connection element and that a snap-in slot is provided on the housing front of the portable radio device, which interacts with the first fastening section 1040 and the second fastening section 1044 of the pushbutton holder 104. During assembly, the first fastening section 1040 and the second fastening section 1044 are inserted directly into the locking slot, with which the fastening between the push button holder 104 and the housing front of the handheld radio device is achieved. During disassembly, on the other hand, the first fastening section 1040 and the second fastening section 1044 are pulled out of the latching slot, with which the pushbutton holder 104 can be removed from the housing front of the portable radio device. This facilitates assembly and replacement of the push button body 102 and thus assembly and maintenance of the portable radio.

Ferner ist an dem ersten Befestigungsabschnitt 1040 ein Durchgangsloch 10400 vorgesehen, dessen Anordnungsrichtung senkrecht zu der Verlaufsrichtung des ersten Befestigungsabschnitts 1040 ist, wobei in dem Rastschlitz an der Gehäusefront des Handsprechfunkgeräts eingeführtem erstem Befestigungsabschnitt 1040 das Durchgangsloch 10400 mit einem Montageloch an einem Gehäuse des Handsprechfunkgeräts verbunden ist. Es versteht sich, dass eine Schraube durch das Montageloch an dem Gehäuse des Handsprechfunkgeräts hindurchgeführt und in das Durchgangsloch 10400 an dem ersten Befestigungsabschnitt 1040 eingeführt werden kann, indem das Durchgangsloch 10400 mit einem Montageloch an dem Gehäuse des Handsprechfunkgeräts verbunden ist, wenn der erste Befestigungsabschnitt 1040 in dem Rastschlitz an der Gehäusefront des Handsprechfunkgeräts eingeführt ist. Somit kann die stabile Montage des Drucktastenhalters 104 an das Handsprechfunkgerät sichergestellt werden.Furthermore, a through hole 10400 is provided on the first fastening section 1040, the arrangement direction of which is perpendicular to the direction of extension of the first fastening section 1040, the through hole 10400 being connected to a mounting hole on a housing of the handheld radio in the first fastening section 1040 inserted in the latching slot on the housing front of the handheld radio . It is understood that a screw can be passed through the mounting hole on the portable radio housing and inserted into the through hole 10400 on the first mounting portion 1040 by connecting the through hole 10400 to a mounting hole on the portable radio housing when the first mounting portion 1040 inserted into the locking slot on the front of the handheld radio. Thus, the stable mounting of the push button holder 104 to the portable radio can be ensured.

Ferner ist vorgesehen, dass der Drucktastenkörper 102 eine Drucktastenscheibe 1020 umfasst und der Begrenzungsrahmen 1042 zur Aufnahme der Drucktastenscheibe 1020 und zum Befestigen der Drucktastenscheibe 1020 innerhalb des Begrenzungsrahmens 1042 dient.It is further provided that the push button body 102 includes a push button disc 1020 and the Bounding box 1042 is used to receive pushbutton disc 1020 and secure pushbutton disc 1020 within bounding box 1042 .

Konkret umfasst die Drucktastenscheibe 1020 mehrere Silikongummi-Drucktasten und der Begrenzungsrahmen 1042 ist mit mehreren Aufnahmeausnehmungen versehen, die den mehreren Silikongummi-Drucktasten eineindeutig zugeordnet sind. Die Aufnahmeausnehmung dient zur Aufnahme der Silikongummi-Drucktaste und sorgt dafür, dass die Silikongummi-Drucktaste hervorstehend an einer dem Drucktastenkörper 102 abgewandten Seite des Drucktastenhalters 104 freiliegt. Es versteht sich, dass unter den mehreren Silikongummi-Drucktasten, beispielsweise Ziffertasten, Ein/Aus-Tasten und Neustart-Tasten, durch jede der Silikongummi-Drucktasten und durch eine Kombination einiger der Silikongummi-Drucktasten eine entsprechende Funktion verwirklicht wird.Specifically, the push button disk 1020 includes a plurality of silicone rubber push buttons, and the perimeter frame 1042 is provided with a plurality of receiving recesses uniquely associated with the plurality of silicone rubber push buttons. The receiving recess serves to receive the silicone rubber push button and ensures that the silicone rubber push button is protrudingly exposed on a side of the push button holder 104 facing away from the push button body 102 . It is understood that among the plural silicone rubber push buttons, such as number keys, power buttons, and restart buttons, a corresponding function is realized by each of the silicone rubber push buttons and by a combination of some of the silicone rubber push buttons.

Ferner ist vorgesehen, dass der Drucktastenkörper 102 eine Schnappscheibe 1022 umfasst, die sich auf einer der Drucktasten-Leiterplatte 100 zugewandten Seite der Drucktastenscheibe 1020 befindet und an der Drucktasten-Leiterplatte 100 anliegt. Zwischen der Drucktasten-Leiterplatte 100 und der Drucktastenscheibe 1020 ist eine Schnappscheibe 1022 vorgesehen, die als elektrisch leitender Punkt dient. Beim Drücken der Drucktastenscheibe 1020 wird das Versenken einer entsprechenden Stelle der Schnappscheibe 1022 bewirkt, wodurch eine elektrische Schaltung an der Drucktasten-Leiterplatte 100 berührt und somit ein Kreislauf hergestellt wird, sodass elektrischer Strom fließt und das ganze elektronische Gerät normal arbeiten kann. Des Weiteren kann zum Erleichtern der Montage oder der Auswechslung einiger Silikongummi-Drucktasten in der Drucktastenscheibe 1020 auch vorgesehen sein, dass die Drucktastenscheibe 1020 durch mehrere separate Silikongummi-Drucktasten, die auf einem integralen Befestigungsträger angeordnet sind, gebildet wird. Entsprechend der Ausgestaltung der Drucktastenscheibe 1020 kann die Schnappscheibe 1022 auch aus mehreren separaten metallischen Federplättchen, die auf die gleiche Weise angeordnet und miteinander verklebt sind, bestehen.It is further provided that the push button body 102 includes a snap disk 1022 which is located on a side of the push button disk 1020 facing the push button circuit board 100 and rests against the push button circuit board 100 . A snap disk 1022 is provided between the push button circuit board 100 and the push button disk 1020 to serve as an electrically conductive point. Pressing the push button disk 1020 causes a corresponding point of the snap disk 1022 to sink, thereby contacting an electric circuit on the push button circuit board 100, thereby establishing a circuit so that electric current flows and the whole electronic device can operate normally. Furthermore, to facilitate assembly or replacement of some silicone rubber pushbuttons in the pushbutton disc 1020, it is also contemplated that the pushbutton disc 1020 may be formed by a plurality of separate silicone rubber pushbuttons mounted on an integral mounting substrate. Corresponding to the configuration of the pushbutton disc 1020, the snap-action disc 1022 can also consist of several separate metal spring plates which are arranged and glued together in the same way.

Ferner ist vorgesehen, dass zwischen der Schnappscheibe 1022 und der Drucktasten-Leiterplatte 100 ein doppelseitiges Klebeband (nicht dargestellt) vorgesehen ist, welches entlang des Randes der Drucktasten-Leiterplatte 100 angeordnet ist, sodass die Stelle, an der die Schnappscheibe 1022 an der Drucktasten-Leiterplatte 100 anliegt, abgedichtet ist. Indem entlang des Randes der Drucktasten-Leiterplatte 100 ein doppelseitiges Klebeband umlaufend angeordnet ist, kann bei an der Drucktasten-Leiterplatte 100 anliegender Schnappscheibe 1022 die Dichtung zwischen der Schnappscheibe 1022 und der Drucktasten-Leiterplatte 100 durch das doppelseitige Klebeband gewährleistet werden, dass das Eindringen von Feuchtigkeit aus der Umgebung, in der sich die Drucktastenbaugruppe 10 befindet, in die Drucktastenbaugruppe 10 vermieden und eine Störung der elektrischen Schaltung infolge der Berührung der Drucktasten-Leiterplatte 100 mit Feuchtigkeit verhindert wird.It is further provided that a double-sided adhesive tape (not shown) is provided between the snap disk 1022 and the pushbutton circuit board 100, which is arranged along the edge of the pushbutton circuit board 100 so that the point at which the snap disk 1022 on the pushbutton Printed circuit board 100 is present, sealed. By arranging a double-sided adhesive tape circumferentially along the edge of the pushbutton circuit board 100, when the snap-action disk 1022 is in contact with the pushbutton circuit board 100, the seal between the snap-action disk 1022 and the pushbutton circuit board 100 can be ensured by the double-sided adhesive tape that the penetration of Preventing moisture from entering the pushbutton assembly 10 from the environment in which the pushbutton assembly 10 resides, and preventing electrical circuit failure due to the pushbutton circuit board 100 coming into contact with moisture.

Gemäß einem möglichen Ausführungsbeispiel ist an der Drucktasten-Leiterplatte 100, der Schnappscheibe 1022, der Drucktastenscheibe 1020 und dem Drucktastenhalter 104 jeweils ein Schalldurchlassloch 1000, das miteinander verbunden ist, vorgesehen. Es versteht sich, dass die Größe und die Anordnung des Schalldurchlasslochs 1000 an der Drucktasten-Leiterplatte 100 unter Berücksichtigung der Anordnung der elektrischen Schaltung an der Drucktasten-Leiterplatte 100 festgelegt werden sollen, während die Größe und die Anordnung des Schalldurchlasslochs 1000 an der Schnappscheibe 1022, der Drucktastenscheibe 1020 und dem Drucktastenhalter 104 sowohl in Übereinstimmung mit der Größe und der Anordnung des Schalldurchlasslochs 1000 an der Drucktasten-Leiterplatte 100 als auch unter Berücksichtigung der Schall-Durchlasswirkung der Drucktastenbaugruppe 10 festgelegt werden sollen. Des Weiteren kann die Form des Schalldurchlasslochs 1000 nach tatsächlichem Bedarf festgelegt werden und beispielsweise ist ein rundes Loch, ein rechteckiges Loch oder auch ein Langloch oder ein trapezförmiges Loch, wie in Fig. 1 dargestellt, denkbar.According to a possible exemplary embodiment, a sound transmission hole 1000 is provided on each of the pushbutton circuit board 100, the snap-action disc 1022, the pushbutton disc 1020 and the pushbutton holder 104 and is connected to one another. It is understood that the size and the arrangement of the sound transmission hole 1000 on the push button circuit board 100 under Considering the arrangement of the electric circuit on the push button circuit board 100, while the size and arrangement of the sound passage hole 1000 on the snap disk 1022, the push button disk 1020 and the push button holder 104 are both in accordance with the size and arrangement of the sound passage hole 1000 of the push button circuit board 100 as well as taking into account the sound transmission effect of the push button assembly 10. Furthermore, the shape of the sound transmission hole 1000 can be determined according to actual needs and, for example, a round hole, a rectangular hole or an elongated hole or a trapezoidal hole as in FIG 1 represented, conceivable.

Die Stelle, an der die Schnappscheibe 1022 an der Drucktasten-Leiterplatte 100 anliegt, kann durch Vorsehen eines doppelseitigen Klebebands umlaufend entlang des Randes der Drucktasten-Leiterplatte 100 abgedichtet werden. Darüber hinraus kann zusätzlich am Rande jedes Schalldurchlasslochs 1000 an der Drucktasten-Leiterplatte 100 ebenfalls ein doppelseitiges Klebeband umlaufend vorgesehen sein, sodass bei der an der Drucktasten-Leiterplatte 100 anliegenden Schnappscheibe 1022 das doppelseitige Klebeband am Rande des Schalldurchlasslochs 1000 an der Drucktasten-Leiterplatte 100 ferner die Dichtwirkung zwischen der Schnappscheibe 1022 und der Drucktasten-Leiterplatte 100 sicherstellt und das Eindringen von Feuchtigkeit aus der Umgebung, in der sich die Drucktastenbaugruppe 10 befindet, über die miteinander verbundenen Schalldurchlasslöcher 1000 an dem Drucktastenhalter 104, der Drucktastenscheibe 1020, der Schnappscheibe 1022 und der Drucktasten-Leiterplatte 100 in die Drucktastenbaugruppe 10 verhindert. Somit kann die Drucktastenbaugruppe 10 eine Wasserdichtheit von IP68, nämlich die höchste Bewertung der Wasserdichtheit für Verbinder, erreichen.The location where the snap disk 1022 abuts the pushbutton circuit board 100 can be sealed by providing double-sided adhesive tape circumferentially around the edge of the pushbutton circuit board 100 . In addition, a double-sided adhesive tape can also be provided circumferentially at the edge of each sound transmission hole 1000 on the pushbutton circuit board 100, so that when the snap disk 1022 rests on the pushbutton circuit board 100, the double-sided adhesive tape on the edge of the sound transmission hole 1000 on the pushbutton circuit board 100 also the sealing effect between the snap disk 1022 and the pushbutton circuit board 100 and the ingress of moisture from the environment in which the pushbutton assembly 10 is located via the interconnected sound transmission holes 1000 on the pushbutton holder 104, the pushbutton disk 1020, the snap disk 1022 and the Push button circuit board 100 in the push button assembly 10 prevented. Thus, the push button assembly 10 can achieve a waterproof rating of IP68, which is the highest waterproof rating for connectors.

Ferner kann die Drucktastenbaugruppe 10 ein Lautsprechergitter 106 umfassen, das zwischen der Drucktastenscheibe 1020 und dem Drucktastenhalter 104 angeordnet ist und zum Verhindern des Eindringens von Verunreinigungen über das Schalldurchlassloch 1000 ins Innere der Drucktastenbaugruppe 10 dient. Es versteht sich, dass Verunreinigungen in winziger Menge über das Schalldurchlassloch 1000 an dem Drucktastenhalter 104 und der Drucktastenscheibe 1020 in die Drucktastenbaugruppe 10 eindringen könnten und durch Abschirmen über das Lautsprechergitter 106 das Eindringen von Staub oder anderen Verunreinigungen ins Innere der Drucktastenbaugruppe 10 weitgehend verhindert und somit eine Beeinträchtigung des normalen Betriebs der Drucktastenbaugruppe 10 vermieden wird.The push button assembly 10 may further include a speaker grille 106 disposed between the push button disc 1020 and the push button holder 104 for preventing contaminants from entering the interior of the push button assembly 10 via the sound passage hole 1000 . It is understood that impurities in a minute amount could enter the push button assembly 10 via the sound transmission hole 1000 on the push button holder 104 and the push button disk 1020, and by shielding via the speaker grille 106, the penetration of dust or other contaminants into the interior of the push button assembly 10 is largely prevented and thus interfering with the normal operation of the push button assembly 10 is avoided.

Es versteht sich, dass an einer mit dem ersten Befestigungsabschnitt 1040 und dem zweiten Befestigungsabschnitt 1044 korrespondierenden Stelle an der Drucktasten-Leiterplatte 100, der Schnappscheibe 1022 und der Drucktastenscheibe 1020 jeweils eine Aussparung 1002 vorgesehen ist, die zum Hindurchführen des ersten Befestigungsabschnitts 1040 und des zweiten Befestigungsabschnitts 1044 dient, um diese in den Rastschlitz an der Gehäusefront des Handsprechfunkgeräts einzuführen. Da zwischen dem Drucktastenhalter 104 und der Gehäusefront des Handsprechfunkgeräts ferner u.a. die Drucktasten-Leiterplatte 100, die Schnappscheibe 1022 und die Drucktastenscheibe 1020 vorhanden sind, kann durch Vorsehen der Aussparung 1002 jeweils an der mit dem ersten Befestigungsabschnitt 1040 und dem zweiten Befestigungsabschnitt 1044 korrespondierenden Stelle an der Drucktasten-Leiterplatte 100, der Schnappscheibe 1022 und der Drucktastenscheibe 1020 verhindert werden, dass durch die Drucktasten-Leiterplatte 100, die Schnappscheibe 1022 und die Drucktastenscheibe 1020 der erste Befestigungsabschnitt 1040 und der zweite Befestigungsabschnitt 1044 am Einführen in den Rastschlitz an der Gehäusefront des Handsprechfunkgeräts gehindert werden, wodurch Montage und Demontage des Drucktastenhalters 104 erleichtert werden.It is understood that at a point corresponding to the first fastening section 1040 and the second fastening section 1044 on the pushbutton circuit board 100, the snap-action disk 1022 and the pushbutton disk 1020, a recess 1002 is provided in each case, which is used for the passage of the first fastening section 1040 and the second Fastening section 1044 is used to insert it into the locking slot on the front of the handheld radio. Since between the push button holder 104 and the front of the handheld radio device, among other things, the push button circuit board 100, the snap disk 1022 and the push button disk 1020 are present, by providing the recess 1002 respectively the position on the pushbutton circuit board 100, the snap-action disc 1022 and the pushbutton disc 1020 corresponding to the first fastening section 1040 and the second fastening section 1044, the pushbutton circuit board 100, the snap-action disc 1022 and the pushbutton disc 1020 prevent the first fastening section 1040 and the second attachment portion 1044 can be prevented from being inserted into the latching slot on the front panel of the portable radio device, thereby facilitating assembly and disassembly of the push button holder 104.

Des Weiteren umfasst die vorliegende Anmeldung ferner ein Handsprechfunkgerät. Es wird auf Fig. 3 und 4 hingewiesen, wobei Fig. 3 eine schematische strukturelle Darstellung eines Ausführungsbeispiels des Handsprechfunkgeräts nach der vorliegenden Anmeldung und Fig. 4 eine schematische strukturelle Detaildarstellung des Gerätekörpers gemäß Fig. 3 zeigt. Das Handsprechfunkgerät des vorliegenden Ausführungsbeispiels umfasst eine Drucktastenbaugruppe 10 nach dem obigen Ausführungsbeispiel. Für die Drucktastenbaugruppe 10 des Handsprechfunkgeräts wird auf den Inhalt des obigen Ausführungsbeispiels hingewiesen.Furthermore, the present application further includes a walkie-talkie. It will be on Figures 3 and 4 pointed out where 3 a schematic structural representation of an embodiment of the portable radio device according to the present application and 4 a schematic structural detail view of the device body according to 3 shows. The portable radio of the present embodiment includes a push button assembly 10 according to the above embodiment. For the pushbutton assembly 10 of the portable radio device, reference is made to the content of the above exemplary embodiment.

Ferner umfasst das Handsprechfunkgerät einen Gerätekörper 20, der ein Gehäuse 200, eine innerhalb des Gehäuses 200 vorgesehene Lautsprecherbaugruppe 202 und eine an der Oberfläche des Gehäuses 200 befindliche Gehäusefront 204 umfasst. Die Gehäusefront 204 befindet sich auf einer Seite einer Schallabgabefläche der Lautsprecherbaugruppe 202. Die Drucktastenbaugruppe 10 ist auf einer der Lautsprecherbaugruppe 202 abgewandten Seite der Gehäusefront 204 angeordnet.Furthermore, the portable radio device comprises a device body 20 which comprises a housing 200, a loudspeaker assembly 202 provided within the housing 200 and a housing front 204 located on the surface of the housing 200. The housing front 204 is located on one side of a sound emission surface of the loudspeaker assembly 202. The pushbutton assembly 10 is arranged on a side of the housing front 204 facing away from the loudspeaker assembly 202.

In dem vorliegenden Ausführungsbeispiel ist der Drucktastenhalter in der Drucktastenbaugruppe 10 mit der Gehäusefront 204 lösbar verbunden und beim festen Verbinden des Drucktastenhalters mit der Gehäusefront 204 kann der Drucktastenkörper in der Drucktastenbaugruppe 10 an der der Gehäusefront 204 abgewandten Seite der Drucktasten-Leiterplatte mittels des Begrenzungsrahmens fest angebracht werden, was für eine einfache Montage des Drucktastenkörpers an den Gerätekörper 20 sorgt. Da der Drucktastenhalter über den ersten Befestigungsabschnitt und den zweiten Befestigungsabschnitt jeweils in einem Rastschlitz 2040 an der Gehäusefront 204 eingeführt wird und somit mit der Gehäusefront 204 lösbar verbunden ist, kann nach Entfernen des Drucktastenhalters von der Gehäusefront 204 der Drucktastenkörper ausgewechselt werden, was für einfache Montage und Wartung des Handsprechfunkgeräts sowie geringe Montage- und Wartungskosten sorgt.In the present exemplary embodiment, the pushbutton holder in the pushbutton assembly 10 is releasably connected to the housing front 204 and when the pushbutton holder is firmly connected to the housing front 204, the pushbutton body in the pushbutton assembly 10 can be fixedly attached to the side of the pushbutton circuit board remote from the housing front 204 by means of the bounding box be, which provides for easy assembly of the push button body to the device body 20. Since the pushbutton holder is inserted into a latching slot 2040 on the housing front 204 via the first fastening section and the second fastening section and is thus detachably connected to the housing front 204, the pushbutton body can be replaced after the pushbutton holder has been removed from the housing front 204, which facilitates assembly and maintenance of the handheld radio as well as low installation and maintenance costs.

Des Weiteren ist an dem Gehäuse 200 des Handsprechfunkgeräts ein Montageloch 2000 vorgesehen, wobei eine Schraube durch das Montageloch 2000 an dem Gehäuse 200 des Handsprechfunkgeräts hindurchgeführt und in das Durchgangsloch an dem ersten Befestigungsabschnitt eingeführt wird, da bei dem Rastschlitz 2040 an der Gehäusefront 204 des Handsprechfunkgeräts eingeführtem erstem Befestigungsabschnitt das Durchgangsloch an dem ersten Befestigungsabschnitt mit einem Montageloch 2000 an dem Gehäuse 200 verbunden ist. Somit kann die stabile Montage des Drucktastenhalters an das Handsprechfunkgerät sichergestellt werden.Furthermore, a mounting hole 2000 is provided on the housing 200 of the handheld radio, with a screw being passed through the mounting hole 2000 on the housing 200 of the handheld radio and inserted into the through hole on the first attachment section, since at the locking slot 2040 on the housing front 204 of the handheld radio inserted first fixing portion, the through hole on the first fixing portion is connected to a mounting hole 2000 on the housing 200. Thus, the stable mounting of the push button holder to the portable radio can be ensured.

Bei der Montage des Handsprechfunkgeräts wird zunächst die Drucktasten-Leiterplatte an die Gehäusefront 204 des Gerätekörpers 20 befestigt. Dann ist entlang des Randes der Drucktasten-Leiterplatte ein doppelseitiges Klebeband umlaufend vorgesehen und die Schnappscheibe wird über das doppelseitige Klebeband an die Drucktasten-Leiterplatte angeklebt. Danach wird an die Schnappscheibe die Drucktastenscheibe montiert. Schließlich werden über den ersten Befestigungsabschnitt und den zweiten Befestigungsabschnitt des Drucktastenhalters der Drucktastenhalter und die Gehäusefront 204 befestigt und über den Begrenzungsrahmen des Drucktastenhalters wird die Drucktastenscheibe zwischen der Schnappscheibe und dem Drucktastenhalter befestigt, womit die Montage des ganzen Handsprechfunkgeräts abgeschlossen wird.When assembling the handheld radio, the pushbutton circuit board is first attached to the housing front 204 of the device body 20 . Then along the edge of the push button PCB a double-sided adhesive tape is provided all around and the snap disk is glued to the pushbutton circuit board via the double-sided adhesive tape. Then the push button disk is mounted on the snap disk. Finally, the push button holder and the housing front 204 are fastened via the first fastening section and the second fastening section of the push button holder and the push button disc is fastened between the snap disc and the push button holder via the perimeter frame of the push button holder, thus completing the assembly of the entire handheld radio.

Claims (8)

  1. A handheld radio apparatus, comprising:
    an apparatus body (20) comprising a housing (200), a speaker assembly provided within the housing (200), and a housing front (204) disposed on the surface of the housing (200), the housing front being positioned on a side of a sound emitting surface of the speaker assembly (202); and
    a pushbutton assembly (10) disposed on a side of the housing front (204) facing away from the speaker assembly (202) and being provided with snap-in slots (2040);
    wherein the pushbutton assembly (10) comprises:
    a pushbutton circuit board (100) fixedly disposed on a housing front (204) of the handheld radio apparatus,
    a pushbutton body (102) disposed on a side of the pushbutton circuit board (100) facing away from the housing front (204),
    a pushbutton holder (104) disposed on a side of the pushbutton body (102) facing away from the pushbutton circuit board (100) and comprising a bounding frame (1042), a first fastening portion (1040) and a second fastening portion (1044) located on the bounding frame (1042), wherein the first fastening portion (1040) extends from the bounding frame (1042) towards a side facing the pushbutton circuit board (100), while the second fastening portion (1044) extends outwardly from the bounding frame (1042), wherein the extending direction of the second fastening portion (1044) is perpendicular to the extending direction of the first fastening portion (1040), wherein the first fastening portion (1040) and the second fastening portion (1044) are each adapted to be inserted into one of the snap-in slots (2040) on the housing front (204), respectively, so that the pushbutton holder (104) is detachably coupled to the housing front (204) of the handheld radio apparatus, and wherein the bounding frame (1042) is designed to bound the pushbutton body (102) on a side of the pushbutton circuit board (100) facing away from the housing front (204),
    wherein a through hole (10400) is provided at the first fastening portion (1040), which is oriented perpendicular to the extending direction of the first fastening portion (1040), a mounting hole (2000) being defined on the housing (200),
    wherein the first fastening portion (1040) is inserted into the one snap-in slot (2040),
    wherein the through hole (10040) on the first fastening portion (1040) is in communication with a mounting hole (2000) on the housing (200), a screw being passed through the mounting hole (2000) and inserted into the through hole (10400) on the first fastening portion (1040).
  2. The handheld radio apparatus according to claim 1, characterized in that
    the pushbutton body (102) comprises a pushbutton disk (1020), and the bounding frame (1042) is designed to receive the pushbutton disk (1020) and to secure the pushbutton disk (1020) within the bounding frame (1042),
    wherein the pushbutton body (102) is fixedly attached to a side of the pushbutton circuit board (100) facing away from the housing front (204) by means of the bounding frame (1042) so that the pushbutton holder (104) is detachably coupled to the housing front (204) of the handheld radio apparatus and the pushbutton body (102) can be replaced on the housing front (204) after removing the pushbutton holder (204).
  3. The handheld radio apparatus according to claim 2, characterized in that
    the pushbutton disk (1020) comprises a plurality of pushbuttons made of silicone rubber and the bounding frame (1042) is provided with a plurality of receiving recesses uniquely associated with the plurality of pushbuttons made of silicone rubber, wherein the receiving recess is designed to receive the pushbutton made of silicone rubber and provides for the pushbutton made of silicone rubber to be exposed protrudingly on a side of the pushbutton holder (104) facing away from the pushbutton body (102).
  4. The handheld radio apparatus according to claims 2 or 3, characterized in that
    the pushbutton body (102) comprises a snap disk (1022) located on a side of the pushbutton disk (1020) facing the pushbutton circuit board (100) and abutting against the pushbutton circuit board (100).
  5. The handheld radio apparatus according to claim 4, characterized in that
    a double-sided adhesive tape is provided between the snap disk (1022) and the pushbutton circuit board (100), which is disposed along the edge of the pushbutton circuit board (100) so that the location where the snap disk (1022) abuts against the pushbutton circuit board (100) is sealed.
  6. The handheld radio apparatus according to claims 4 or 5, characterized in that
    a communicating sound transmission hole (1000) is provided on the pushbutton circuit board (100), the snap disk (100), the pushbutton disk (1020) and the pushbutton holder (104), respectively.
  7. The handheld radio apparatus according to claim 6, characterized in that it further comprises a speaker grille (106) disposed between the pushbutton disk (1020) and the pushbutton holder (104) designed to prevent foreign substances from entering the interior of the pushbutton assembly (10) via the sound transmission hole (1000).
  8. The handheld radio apparatus according to any one of claims 4 to 7, characterized in that
    a recess is provided at a location corresponding to the first fastening portion (1040) and the second fastening portion (1044) on the pushbutton circuit board (100), the snap disk (1022), and the pushbutton disk (1020), respectively, for passing the first fastening portion (1040) and the second fastening portion (1044) therethrough and to insert them into the snap-in slot (2040) on the housing front (204).
EP19934819.4A 2019-06-28 2019-06-28 Button assembly and electronic device Active EP3993003B1 (en)

Priority Applications (1)

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EP23184604.9A EP4250326A3 (en) 2019-06-28 2019-06-28 Button assembly and electronic device

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PCT/CN2019/093842 WO2020258288A1 (en) 2019-06-28 2019-06-28 Button assembly and electronic device

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EP3993003A1 EP3993003A1 (en) 2022-05-04
EP3993003A4 EP3993003A4 (en) 2022-06-22
EP3993003B1 true EP3993003B1 (en) 2023-07-12
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CN207149459U (en) * 2017-09-12 2018-03-27 西安Tcl软件开发有限公司 Electronic equipment with silica gel push-button
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CN210223842U (en) * 2019-06-28 2020-03-31 海能达通信股份有限公司 Key assembly and electronic equipment

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Publication number Publication date
EP4250326A3 (en) 2023-10-11
EP3993003A4 (en) 2022-06-22
EP4250326A2 (en) 2023-09-27
EP3993003A1 (en) 2022-05-04
CN114026667A (en) 2022-02-08
EP3993003C0 (en) 2023-07-12
WO2020258288A1 (en) 2020-12-30

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