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EP3211649A1 - Tastenstruktur eines elektronischen produkts und elektronisches produkt - Google Patents

Tastenstruktur eines elektronischen produkts und elektronisches produkt Download PDF

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Publication number
EP3211649A1
EP3211649A1 EP16202136.4A EP16202136A EP3211649A1 EP 3211649 A1 EP3211649 A1 EP 3211649A1 EP 16202136 A EP16202136 A EP 16202136A EP 3211649 A1 EP3211649 A1 EP 3211649A1
Authority
EP
European Patent Office
Prior art keywords
key
electronic product
key body
housing
distance
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.)
Withdrawn
Application number
EP16202136.4A
Other languages
English (en)
French (fr)
Inventor
Siyin Li
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.)
Omron Corp
Original Assignee
Omron Corp
Omron Tateisi Electronics Co
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 Omron Corp, Omron Tateisi Electronics Co filed Critical Omron Corp
Publication of EP3211649A1 publication Critical patent/EP3211649A1/de
Withdrawn legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
    • H01H3/12—Push-buttons
    • 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
    • H01H13/02—Details
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H21/00—Switches operated by an operating part in the form of a pivotable member acted upon directly by a solid body, e.g. by a hand
    • H01H21/02—Details
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
    • H01H3/46—Driving mechanisms, i.e. for transmitting driving force to the contacts using rod or lever linkage, e.g. toggle
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2221/00—Actuators
    • H01H2221/08—Actuators composed of different parts

Definitions

  • the invention relates to a key structure on a housing of an electrical appliance, and particularly relates to a key structure of an electronic product and the electronic product with a good operating feeling.
  • FIG. 1 is a schematic diagram of a simplified structure of a key structure of a push-button switch in the existing technique.
  • the key structure 9 illustrated in a simple way mainly includes a key body 91, an operating part 92 and an execution part 93, which is adapted to press and trigger a switch element 8.
  • a center of the operating part 92 and a center of the switch element 8 have to be consistent along a motion direction.
  • the execution part 93 contacts the switch element 8. After keeps on pressing and a certain pressure and stroke are reached, the switch element 8 is triggered to implement an operation of electrical function.
  • the content of the invention introduces a series of simplified forms of concepts, which will be described in detail in following embodiments.
  • the content of the invention does not mean to limit key features and necessary technical features of the technical solutions to be protected by the invention, and does not try to determine a protection range of the technical solutions to be protected.
  • a main purpose of the invention is to overcome at least one defect of the aforementioned existing technique and provide a key structure of an electronic product adapted to a narrow installation space.
  • Another purpose of the invention is to overcome at least one defect of the aforementioned existing technique and provide a key structure of an electronic product with a good operating feeling.
  • Another main purpose of the invention is to overcome at least one defect of the aforementioned existing technique and provide an electronic product with a good operating feeling.
  • the invention provides a key structure of an electronic product, where the key structure is installed on a housing of the electronic product, and the key structure is adapted to trigger a switch element in the housing of the electronic product.
  • the key structure includes a key body, an operating part and an execution part. One end of the key body has a fixing portion, and the fixing portion is fixed and assembled to the housing.
  • the operating part is installed at an outer surface of the key body, the operating part is operated by an external force, and a distance between the operating part and the fixing portion is a first distance.
  • the execution part is located between the switch element and the key body, the key body drives the execution part to move, the execution part is adapted to trigger the switch element, and a distance between the execution part and the fixing portion is a second distance. The first distance is smaller than or greater than the second distance.
  • the fixing portion is fixed to the housing through an engagement structure.
  • the engagement structure includes an engaging post and an engaging hole, and the engaging post and the engaging hole are adapted to engage to each other.
  • the engaging post is disposed on the housing and correspondingly the engaging hole is formed on the key body, or the engaging post is disposed on the key body and correspondingly the engaging hole is formed on the housing.
  • the fixing portion further includes a positioning portion, the positioning portion includes a positioning post and a positioning sleeve, and the positioning post is adapted to be inserted into the positioning sleeve.
  • the positioning post is disposed on the housing and correspondingly the positioning sleeve is formed on the key body, or the positioning post is disposed on the key body and correspondingly the positioning sleeve is formed on the housing.
  • the engaging post includes a post body and an engaging claw, an engaging step is formed at one side of the engaging hole, and the engaging claw is engaged to the engaging step.
  • the key body is made of a flexible material.
  • the operating part and the key body are formed integrally, or the operating part is assembled and fixed to the key body.
  • the execution part is located at an inner surface of the key body.
  • the execution part and the key body are formed integrally, or the execution part leans against the key body.
  • the key body presents a plate shape
  • the key body has an operating plane
  • the operating plane is located at an end of the key body away from the fixing portion
  • the operating plane is shifted to an outside of the housing by a certain distance
  • the operating part is formed on an outer surface of the operating plane.
  • L1 is the first distance
  • L2 is the second distance
  • H1 is a distance between a top effecting end surface of the switch element and a bottom surface of the execution part
  • H2 is a distance between an initial position and a motion position of the switch element
  • the invention provides an electronic product having a housing, where the housing is installed with any one of the aforementioned key structures of the electronic product.
  • the invention has following advantages.
  • the center of operating part and the center of the switch element are misaligned, which is different to the technical solution of the existing key structure design where the two are located on a same central line.
  • key fitness of the existing technique cannot be implemented, and by applying the key structure of the invention, the electrical switch element can be placed to a portion with relatively large space.
  • the embodiment of the invention may further achieve good key operating feeling.
  • the invention provides a key structure of an electronic product, and the key structure can be installed on a housing of the electronic product, where the key structure can be used to trigger at least one switch element in the housing of the electronic product to implement instruction input.
  • FIG. 2 is a schematic diagram of a key structure of a simplified model according to an embodiment of the invention.
  • FIG. 3 is a schematic diagram of various parameters of a key structure of a simplified model according to an embodiment of the invention.
  • the key structure of the embodiment mainly includes a key body 1, an operating part 2 and an execution part 3.
  • the key body 1 of the present embodiment may selectively include a fixing portion 11, and the fixing portion 11 may be selectively located at one end of the key body 1, and the fixing portion 11 may be fixed to a housing of an electronic product, so as to fix the key body 1 in the housing of the electronic product.
  • the fixing portion 11 may be quickly assembled and fixed to the housing through an engagement structure.
  • the operating part 2 is installed on an outer surface of the key body 1, and the operating part 2 may be in form of an input device such as a button or a keycap, etc., which is adapted to be pressed or toggled by an operator though an external force by using a hand or other tools. Therefore, the operating part 2 may be located at an outer surface of the housing of the electronic product or can be located higher than the outer surface of the electronic product.
  • a distance between the operating part 2 and the fixing portion 11 is a first distance L1, and the distance defined here is measured from a central line of one part to a central line of another part.
  • the execution part 3 of the present embodiment is located between the switch element 4 and the key body 1, and the key body 3 may be selectively assembled to an inner surface of the main body 1, and the main body 1 may drive the execution part 3 to move directly.
  • the execution part 3 is adapted to trigger the switch element 4 downward, as shown in FIG. 3 , a distance between the execution part 3 and the fixing portion11 is a second distance L2.
  • the first distance L1 is selectively smaller than the second distance L2, such that a stroke of the operating part 2 may be smaller than a stroke of the execution part 3.
  • the distance defined here is measured from a central line of one part to a central line of another part.
  • the execution part 3 and the operating part 2 may be selectively located at the same side of the key body 1, and in this case, the switch element 4 may be selectively pulled for triggering.
  • outer side The aforementioned “outer side”, “inner side” are defined with reference of the housing of the electronic product.
  • One side of the housing corresponding to internal circuits and electrical devices is generally defined as the inner side, and one side of the housing corresponding to an external surface is generally defined as the outer side.
  • the above embodiment of the invention applies a leverage principle.
  • the key body 1 is selectively made of a flexible material, one end of the key body 1 is fixed, and the operating part 2 of the key and the switch element 4 are located at another end of the key body 1.
  • the operating part 2 is pressed as that shown in FIG. 2
  • the front end of the key is pressed accordingly and contacts the switch element 4.
  • each of the parameters may be adjusted to find the most suitable operation strokes to improve the operating feeling.
  • the specific value of H3 may be set according to a required key pressing feeling, and values of H1 and H2 may be accordingly deduced.
  • H3 may be set between 0.3 mm and 0.5 mm as an example, and the corresponding value range may be obtained according to the aforementioned equation.
  • H3 may be selectively greater than 0.5 mm according to requirement.
  • the specific value is not limited thereto.
  • the first distance L1 is selectively smaller than the second distance L2.
  • the first distance L1 may selectively greater than the second distance L2, i.e. H3 is greater than H1+H2.
  • the center of the operating part 2 and the center of the switch element 4 are misaligned, which is different to the technical solution of the existing key design where the two are located on a same central line.
  • key fitness of the existing technique cannot be implemented.
  • the electrical switch element 4 may be placed to a portion with relatively large space, and even in case of the misalignment, the above embodiment of the invention may further achieve good key operating feeling.
  • FIG. 4 is a top view of a key structure of an electronic product according to an exemplary embodiment of the invention.
  • FIG. 5 is a cross-sectional view of the key structure of FIG. 4 viewing along an A-A line.
  • FIG. 6 is an exploded view of the key structure of the electronic product before assembling.
  • FIG. 7 is a structure schematic diagram of the key structure of the electronic product after assembling.
  • the key structure may be installed to a housing 5 of an electronic product, and the key structure may be used to trigger at least one switch element in the housing of the electronic product to implement instruction input.
  • the structural principle of the key structure has been introduced in the aforementioned description, so that details thereof are not repeated.
  • the key body 1 is made of a flexible material, and the flexible material is, for example, plastic or other flexible metal or non-metal materials.
  • the operating part 2 is located at the outer surface of the key body 1, and the execution part 3 is located at the inner surface of the key body 1.
  • the key body 1 presents a plate shape, the key body 1 has an operating plane, the operating plane is located at an end of the key body 1 away from the fixing portion 11, and the operating plane is shifted to an outside of the housing by a certain distance.
  • the operating part 2 is formed on an outer surface of the operating plane.
  • a general engagement structure may include an engaging post 51 and an engaging hole 111, and the engaging post 51 and the engaging hole 111 are adapted to engage to each other.
  • the engaging post 51 may be formed integrally with the housing 5, and correspondingly the engaging hole 111 is formed on the key body 1.
  • the engaging hole 111 is a through hole with a specific shape formed on the key body 1, and the engaging post 51 may penetrate through the engaging hole 111 and selectively engage with the key body 1 at the edge of the engaging hole 111 through an engaging claw. Certainly, position relationship of the two may be exchanged.
  • the engaging post 51 may be disposed on the key body1, and correspondingly the engaging hole 111 is formed on the housing 5. It should be understood that other engagement structures may also be selected to be the engagement structure, which is not limited thereto.
  • the fixing portion 11 is not limited to be fixed to the housing 5 only through the engaging structure, and it may also be fixed through screw connection or ultrasonic welding, for example.
  • the fixing portion 11 further includes a positioning portion, the positioning portion includes a positioning post 52 and a positioning sleeve 112, and the positioning post 52 is adapted to be inserted into the positioning sleeve 112.
  • the positioning post 52 may be formed integrally with the housing 5, and correspondingly the positioning sleeve 112 is formed on the key body 1. Certainly, position relationship of the two may be exchanged.
  • the positioning post is disposed on the key body 1, and correspondingly the positioning sleeve is formed on the housing.
  • the positioning portion limits a position of the fixing portion 11.
  • the engaging post 51 mainly includes a post body and an engaging claw, and an engaging step 113 may be formed at one side of the engaging hole 111, where the engaging step 113 may be formed integrally with the positioning sleeve 112, and the engaging claw may be engaged to the engaging step 113.
  • the fixing portion 11 may be conveniently disassembled.
  • FIG. 6 and FIG. 7 illustrate an assembling method of two parts of the invention.
  • the oval hole in the middle of the positioning sleeve 112 is aligned with and pressed to the corresponding positioning post 52 on the housing 5, and the key body 1 is fixed by the engaging post 51 on the housing 5, and the operating part 2 of the key may be exposed to the outer surface of the housing 5 of the electronic product, which may be used for a press operation.
  • the center of operating part 2 and the center of the switch element 4 are misaligned, which is different to the technical solution of the existing key structure design where the operating part and the switch element are located on a same central line.
  • the electrical switch element 4 may be placed to a portion with relatively large space, and even in case of the misalignment, the above embodiment of the invention may further achieve good key operating feeling.

Landscapes

  • Push-Button Switches (AREA)
  • Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
EP16202136.4A 2016-02-29 2016-12-05 Tastenstruktur eines elektronischen produkts und elektronisches produkt Withdrawn EP3211649A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620152220.0U CN205542535U (zh) 2016-02-29 2016-02-29 电子产品的按键结构及电子产品

Publications (1)

Publication Number Publication Date
EP3211649A1 true EP3211649A1 (de) 2017-08-30

Family

ID=56779346

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16202136.4A Withdrawn EP3211649A1 (de) 2016-02-29 2016-12-05 Tastenstruktur eines elektronischen produkts und elektronisches produkt

Country Status (3)

Country Link
EP (1) EP3211649A1 (de)
JP (1) JP2017157550A (de)
CN (1) CN205542535U (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109192576B (zh) * 2018-08-22 2020-07-17 Oppo广东移动通信有限公司 一种按键结构及终端设备
CN110928361A (zh) * 2019-11-29 2020-03-27 歌尔科技有限公司 带按键的电子产品

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4582967A (en) * 1984-10-22 1986-04-15 Tec, Inc. Key switch assembly
US20010003325A1 (en) * 1999-12-08 2001-06-14 Kiyoshi Nakagawa Electronic equipment and transmission device of button device used therein
US20040003986A1 (en) * 2002-07-08 2004-01-08 Masahiro Ito Switch structure
US20050103609A1 (en) * 2003-10-03 2005-05-19 Funai Electric Co. Ltd. Switch device
US20060076222A1 (en) * 2004-10-08 2006-04-13 Lite-On Technology Corporation Keyswitch structure
US7381919B1 (en) * 2007-02-22 2008-06-03 Inventec Corporation Lever button of electronic product

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0547268A (ja) * 1991-08-08 1993-02-26 Matsushita Electric Ind Co Ltd 操作釦の取付装置
JPH06290680A (ja) * 1992-07-01 1994-10-18 Fujitsu Ten Ltd スイッチ部の釦構造
JPH08292730A (ja) * 1995-04-24 1996-11-05 Sharp Corp 表示装置
JP4363975B2 (ja) * 2003-12-26 2009-11-11 アルパイン株式会社 操作装置
JP2008258003A (ja) * 2007-04-05 2008-10-23 Funai Electric Co Ltd 電子機器
US8835784B2 (en) * 2010-06-25 2014-09-16 Mitsubishi Electric Corporation Push button structure

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4582967A (en) * 1984-10-22 1986-04-15 Tec, Inc. Key switch assembly
US20010003325A1 (en) * 1999-12-08 2001-06-14 Kiyoshi Nakagawa Electronic equipment and transmission device of button device used therein
US20040003986A1 (en) * 2002-07-08 2004-01-08 Masahiro Ito Switch structure
US20050103609A1 (en) * 2003-10-03 2005-05-19 Funai Electric Co. Ltd. Switch device
US20060076222A1 (en) * 2004-10-08 2006-04-13 Lite-On Technology Corporation Keyswitch structure
US7381919B1 (en) * 2007-02-22 2008-06-03 Inventec Corporation Lever button of electronic product

Also Published As

Publication number Publication date
JP2017157550A (ja) 2017-09-07
CN205542535U (zh) 2016-08-31

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