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WO2015032035A1 - Appareil élastique et terminal - Google Patents

Appareil élastique et terminal Download PDF

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Publication number
WO2015032035A1
WO2015032035A1 PCT/CN2013/082912 CN2013082912W WO2015032035A1 WO 2015032035 A1 WO2015032035 A1 WO 2015032035A1 CN 2013082912 W CN2013082912 W CN 2013082912W WO 2015032035 A1 WO2015032035 A1 WO 2015032035A1
Authority
WO
WIPO (PCT)
Prior art keywords
elastic
elastic arm
arm
rear end
bending
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.)
Ceased
Application number
PCT/CN2013/082912
Other languages
English (en)
Chinese (zh)
Inventor
曹金啼
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.)
Huawei Device Co Ltd
Original Assignee
Huawei Device Co 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 Huawei Device Co Ltd filed Critical Huawei Device Co Ltd
Priority to CN201380073989.2A priority Critical patent/CN105229333B/zh
Priority to PCT/CN2013/082912 priority patent/WO2015032035A1/fr
Publication of WO2015032035A1 publication Critical patent/WO2015032035A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F1/00—Springs
    • F16F1/02—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
    • F16F1/025—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant characterised by having a particular shape

Definitions

  • the present invention relates to mechanical technology, and more particularly to an elastic device and a terminal.
  • Structural type elastic devices generally include a helical elastic device and a bending elastic device.
  • a spiral elastic device such as a spring, a bending elastic device such as a spring piece or the like.
  • thickened shrapnel is easy to plastically deform the shrapnel, increase the volume of the shrapnel, and take up more space.
  • the embodiment of the present invention provides an elastic device and a terminal, so that the elastic force that the elastic piece can provide is greatly increased, and the plastic deformation caused by the excessive thickness is effectively avoided.
  • an embodiment of the present invention provides an elastic device, including:
  • the first elastic arm includes a first front end first bent portion and a first rear end, and the first rear end is fixedly connected to the connecting portion;
  • the second elastic arm includes a second front end, a second bent portion and a second rear end, and the second rear end is fixedly connected to the connecting portion;
  • the third elastic arm includes a third front end, a third bent portion and a third rear end, which are sequentially connected, and the third rear end is connected to the connecting portion;
  • the connecting portion has a first connecting side and a second connecting side that are oppositely disposed; the first rear end and the first connecting side a second connecting end is fixedly connected to the second connecting side, the first bent portion is opposite to the second bent portion; the third bent portion is located at the first bend Between the folded portion and the second bent portion, the third rear end is connected to the first connecting side, and the third bent portion is opposite to the second bent portion.
  • the first bending portion, the second bending portion, and the third bending portion are respectively curved in an arc shape;
  • the first bent portion and the second bent portion respectively protrude in opposite directions, and the third bent portion and the second bent portion respectively protrude in opposite directions.
  • the method further includes: forming, by the first front end toward the second elastic arm There is a first raised portion.
  • the third front end is formed with a third raised portion toward the second front end.
  • the method further includes a protection arm, the protection arm including the first elastic arm a protective arm guard section around the second resilient arm and the third resilient arm, and a fourth rear end fixedly coupled to the connecting portion.
  • the protection arm guard segment is located in a plane parallel to the connecting portion, and the protection arm The guard segment is a first distance from the connecting portion.
  • the first elastic arm, the second elastic arm, and the third elastic arm are respectively bent by the elongated plate form.
  • the symmetric cross sections of the first elastic arm, the second elastic arm, and the third elastic arm are all located in a vertical direction In the same plane of the connecting portion.
  • Another embodiment of the present invention provides a terminal, including the elastic device of any of the above.
  • the elastic device and the terminal provided by the embodiment can provide progressively increasing elastic force, increase the maximum load limit of the elastic device, and expand the range of external force that the elastic device can carry; Compared with the technology, it is no longer necessary to increase the thickness of each elastic arm, and effectively avoid the problem that the excessive thickness dimension causes plastic deformation, thereby causing the entire elastic device to fail.
  • FIG. 1 is a schematic structural view of an elastic device according to an embodiment of the present invention.
  • FIG. 2 is a schematic view of a resilient device according to another embodiment of the present invention.
  • Figure 3a is a front view of the elastic piece subjected to one bending
  • Figure 3b is a mechanical simulation diagram of the shrapnel shown in Figure 3a;
  • Figure 3c is a front view of the elastic device shown in Figure 2 under stress
  • Figure 3d is a mechanical simulation diagram of the elastic device shown in Figure 2;
  • FIG. 4 is a schematic view of a resilient device according to another embodiment of the present invention.
  • the embodiment provides an elastic device, including: a connecting portion 10 , a first elastic arm 21 , a second elastic arm 22 , and a third elastic arm 23 .
  • the first elastic arm 21 may include a serial connection. a first front end 211, a first bent portion 212 and a first rear end 213, and a first rear end 213 and a connection
  • the second elastic arm 22 may include a second front end 221, a second bent portion 222 and a second rear end 223 which are sequentially connected, and the second rear end 223 is fixedly connected with the connecting portion 10; the third elastic arm 23
  • the third front end 231, the third bent portion 232, and the third rear end 233 may be connected in series, and the third rear end 233 is connected to the connecting portion 10;
  • the first elastic arm 21, the second elastic arm 22, and the third elastic arm 23 is located on the same side of the connecting portion 10, and the second front end 221 is located between the first front end 21 1 and the connecting portion 10, and the third front end 231 is located between the second
  • the connecting portion 10 may be a horizontally disposed plate-shaped body, and the first elastic arm 21, the second elastic arm 22 and the third elastic arm 23 may be fixedly disposed on the same side surface of the connecting portion 10, wherein the first rear end 213.
  • the second rear end 223 and the third rear end 233 and the connecting portion 10 may be fixed by welding, bonding, or the like, and may of course be integrally formed.
  • the first elastic arm 21, the second elastic arm 22 and the third elastic arm 23 may be formed by an elongated plate-shaped or columnar elastic substrate through a sheet metal bending process, and the first bent portion 212 formed by bending
  • the specific shapes of the two bent portions 222 and the third bent portion 232 are not limited, and may be, for example, bent along a fold line (as shown in FIG. 1 ), or may be bent along a curve (as shown in FIG. 2 ), or may be The combination of the two.
  • first bending portion 212, the second bending portion 222 or the third bending portion 232 may be respectively located in different planes, correspondingly, the first rear end 213, the second rear end 223 and the third rear
  • the fixed connection points of the end 233 and the connecting portion 10 may not be on the same straight line, and the first elastic arm 21, the second elastic arm 22 and the third elastic arm 23 adopt a three-dimensional space arrangement.
  • the first bending portion 212, the second bending portion 222 or the third bending portion 232 may also be located in the same plane.
  • the second front end 221 is located between the first front end 21 1 and the connecting portion 10, and the third front end 231 is located between the second front end 221 and the connecting portion 10; the connecting portion 10 is horizontally disposed, the first elastic arm 21, and the second elastic portion
  • the arm 22 and the third elastic arm 23 are respectively located above the connecting portion 10.
  • the first front end 211 should be located at the uppermost position, and the second front end 221 may be located directly below the first front end 211 or below the first bent portion 212, and third.
  • the front end 231 can be located directly below the second front end 221 or below the second bent portion 212, so that when the overall device is subjected to the pressure perpendicular to the connecting portion 10, the first elastic arm 21 can be pressed and deformed to be touched to the second The elastic arm 22, and further pressing the second elastic arm 22 to deform and touch the third elastic arm 23, thereby The elastic arms are made to resist external pressure together.
  • the elastic device provided in this embodiment can be installed such that the side of each elastic arm faces the external pressure applying member, and when the pressure is small, the deformation of the first elastic arm 21 does not touch the second elasticity under the action thereof.
  • the elastic restoring force provided by the entire device is provided by the first elastic arm 21; when the pressure is large, the first elastic arm 21 is deformed to touch the second elastic arm 22 and drive the second elastic arm
  • the elastic restoring force provided by the entire device is provided by the first elastic arm 21 and the second elastic arm 22; and when the pressure is greater, the first elastic arm 21 drives the second elastic arm 22 to deform together until After the second elastic arm 22 touches the third elastic arm 23 below it, the first elastic arm 21, the second elastic arm 22 and the third elastic arm 23 can be elastically deformed and jointly provide resistance to the device.
  • the elastic restoring force of the external pressure is provided by the first elastic arm 21; when the pressure is large, the first elastic arm 21 is deformed to touch the second elastic arm 22 and drive the second elastic arm.
  • the elastic device provided by the embodiment can provide an incremental spring force, increase the maximum load limit of the elastic device, and expand the range of the elastic device capable of carrying the external force; in addition, compared with the prior art, It is further necessary to increase the thickness of each elastic arm, effectively avoiding the problem that the excessive thickness dimension causes plastic deformation, thereby causing the entire elastic device to fail.
  • the elastic device of the embodiment may be made of an elastic material such as a metal material or a non-metal material, and the gp may be an electric conductor, and may be used for a battery installation or the like of each electronic device, or may be a non-conductor. , for non-conducting scenes, and scenes that need to be insulated from each other and need to provide elasticity.
  • the application scenario of the elastic device is not limited in this embodiment.
  • the connecting portion 10 has a first connecting side 101 and a second connecting side 102 disposed opposite to each other; the first rear end 213 is fixedly connected to the first connecting side 101, The second bending portion 223 is fixedly connected to the second connecting portion 102 , and the first bending portion 212 is opposite to the second bending portion 222 ; the third bending portion 232 is located at the first bending portion 212 and the second bending portion 222 .
  • the third rear end 233 is connected to the first connecting side 101, and the third bent portion 232 is opposite to the second bent portion 222.
  • the first elastic arm 21 and the third elastic arm 23 may be respectively connected to the same side of the connecting portion 10 (the first connecting side 101), and the second elastic arm 22 is connected to the opposite second connecting side 102, wherein A rear end 213 may be two, and the two first rear ends 213 are fixedly connected to the first connection side and the third rear end 233, respectively.
  • the first bending portion 212, the second bending portion 222, and the third bending portion 232 are respectively curved in an arc shape, and the first bending portion 212 and the second bending portion 222 respectively protrude in opposite directions,
  • the third bent portion 232 and the second bent portion 222 respectively protrude in opposite directions; that is, the first bent portion 212 is located outside the third bent portion 232, and both protrude in the same direction, this embodiment
  • the third bending portion 232 is located between the first bending portion 212 and the second bending portion 222, and the space occupied by the entire device is surrounded by the first elastic arm 21 and the second elastic arm 22, and the structure is further Compact, it helps to reduce the space occupied by the entire elastic device.
  • the extended shape and size of the first bending portion 212, the second bending portion 222, and the third bending portion 232 only need to ensure that the first front end 211, the second front end 221, and the third front end 231 are gradually closer to the connecting portion 10.
  • the direction of the curve is linear; wherein the curvature of curvature and the cross-sectional dimension of each bend can be determined according to the value of the elastic restoring force provided by each elastic arm, and the first front end 21 1 and the second front end can be further determined.
  • the gap between the second end 231 and the third front end 231 ensures that each elastic arm can touch the adjacent elastic arm before plastic deformation occurs, thereby ensuring reliable operation of the elastic device; and also saving material and saving manufacturing cost.
  • the first elastic arm 21, the second elastic arm 22, and the third elastic arm 23 may be respectively formed by bending an elongated plate, and even if the elongated plate is bent in the longitudinal direction to form a desired curved curve,
  • the total length of the elastic arm formed by machining is the length of the original elongated plate
  • the width of the elastic arm is the width of the original elongated plate.
  • the thickness of the elastic arm is the thickness of the original elongated plate, and only needs to be selected during processing. The long plate of size and material can be used.
  • the symmetrical cross sections of the first elastic arms 21, the second elastic arms 22, and the third elastic arms 23 formed by bending the elongated plates are all located in the same plane of the connecting portion 10.
  • the symmetrical section of the first elastic arm 21 refers to a section perpendicular to the width direction of the first elastic arm 21 and penetrates the first elastic arm 21, and the section divides the first elastic arm 21 into two parts symmetric about the section. Then, each part is exactly the same as the curved shape of the first elastic arm 21 and has a thickness equal to one half of the first elastic arm 21; the symmetrical cross-sections of the second elastic arm 22 and the third elastic arm 23 have similar meanings, and are not described herein again. .
  • each elastic arm is located in a plane perpendicular to the connecting portion 10, so that each elastic arm is symmetrical about the same plane, and each elastic arm is perpendicular to the connecting portion 10, so that the elastic effect can be maximized. And has good structural stability, further ensuring the reliable operation of the entire elastic device.
  • Figure 3a is a front view of the elastic piece in the state of the prior art
  • Figure 3b is a mechanical simulation view of the elastic piece shown in Figure 3a
  • Figure 3c is a front view of the elastic device shown in Figure 2 under stress
  • Figure 3d is Figure 2 shows the mechanical simulation diagram of the elastic device; as shown in FIG. 3a to FIG. 3d, the maximum force that the elastic piece can bear in the prior art is 2 Newtons, and the elastic device of the present embodiment including three bending elastic pieces can withstand 4.
  • a force of more than 5 Newtons greatly increases the load-bearing limit of the elastic device.
  • the elastic device provided by the embodiment can provide step-by-step incremental and larger elastic force, and has compact structure and small occupied space, avoids the problem of increasing the thickness and causing plastic deformation and volume increase, and is convenient for processing.
  • the first front end 211 may be convexly formed with the first convex portion 201 toward the second elastic arm 22 to reduce the space between the first elastic arm 21 and the second elastic arm 22.
  • the third front end 231 may be formed with a third convex portion 203 toward the second front end 232 to reduce a gap between the second elastic arm 22 and the third elastic arm 23; specifically, the first The front end 211 is bent toward the side of the connecting portion 10 to form a flange as the first convex portion 201.
  • the third convex portion 203 may be a protrusion formed by punching at the surface of the third front end 231 toward the second front end 221 .
  • the first elastic arm 21, the second elastic arm 22, and the first state are adjusted in a natural state.
  • the elastic device provided in this embodiment further includes a protection arm 41 including a first elastic arm 21, a second elastic arm 22, and a third elastic foundation.
  • guard arm guard segment 411 can also provide a position of the suction cup for Surface Mounted Technology (SMT), gp, a plurality of suction cups can be disposed on the surface of the guard arm guard segment 411, and the elastic device can be disposed through the suction cup It is fixedly mounted to the corresponding electronic device, which further facilitates the installation process.
  • SMT Surface Mounted Technology
  • the embodiment provides a terminal, which includes the elastic device described in the above embodiments, wherein the structure and function of the elastic device are similar to those of the foregoing embodiment, and details are not described herein again.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Telephone Set Structure (AREA)

Abstract

L'invention porte sur un appareil élastique et sur un terminal qui comprennent : une partie de liaison (10) ; un premier bras élastique (21), le premier bras élastique (21) comportant une première extrémité avant (211), une première partie de courbure (212) et une première extrémité arrière (213) qui sont reliées en séquence, la première extrémité arrière (213) étant reliée de façon fixe à la partie de liaison (10) ; un deuxième bras élastique (22), le deuxième bras élastique (22) comportant une deuxième extrémité avant (221), une deuxième partie de courbure (222) et une deuxième partie arrière (223) qui sont reliées en séquence, la deuxième extrémité arrière (223) étant reliée de façon fixe à la partie de liaison (10) ; un troisième bras élastique (23), le troisième bras élastique (23) comportant une troisième extrémité avant (231), une troisième partie de courbure (232) et une troisième partie arrière (233) qui sont reliées en séquence, la troisième extrémité arrière (233) étant reliée à la partie de liaison (10). Le premier bras élastique (21), le deuxième bras élastique (22) et le troisième bras élastique (23) se trouvent sur un même côté de la partie de liaison (10), la deuxième extrémité avant (221) est située entre la première extrémité avant (211) et la partie de liaison (10), et la troisième extrémité avant (231) est située entre la deuxième extrémité avant (221) et la partie de liaison (10).
PCT/CN2013/082912 2013-09-04 2013-09-04 Appareil élastique et terminal Ceased WO2015032035A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201380073989.2A CN105229333B (zh) 2013-09-04 2013-09-04 弹性装置及终端
PCT/CN2013/082912 WO2015032035A1 (fr) 2013-09-04 2013-09-04 Appareil élastique et terminal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2013/082912 WO2015032035A1 (fr) 2013-09-04 2013-09-04 Appareil élastique et terminal

Publications (1)

Publication Number Publication Date
WO2015032035A1 true WO2015032035A1 (fr) 2015-03-12

Family

ID=52627681

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2013/082912 Ceased WO2015032035A1 (fr) 2013-09-04 2013-09-04 Appareil élastique et terminal

Country Status (2)

Country Link
CN (1) CN105229333B (fr)
WO (1) WO2015032035A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107623221A (zh) * 2016-07-13 2018-01-23 泰科电子(上海)有限公司 弹性端子

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US5494725A (en) * 1993-07-26 1996-02-27 Nippon Steel Corporation Load bearing pad
EP1335148A2 (fr) * 2002-02-11 2003-08-13 Florian Dr. Heidinger Corps de soutien, en particulier pour le support élastique d'un meuble d'assise ou de couchage
DE202009005228U1 (de) * 2009-09-04 2010-10-21 Froli Kunststoffwerk Heinrich Fromme Ohg Verbindungselement für Federkernelemente
CN202851770U (zh) * 2012-04-13 2013-04-03 青岛海尔空调电子有限公司 弹性件、具有该弹性件的弹性机构

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US7120971B2 (en) * 2001-03-02 2006-10-17 Newfrey Llc Low insertion effort u-base retainer
US6691380B2 (en) * 2001-07-31 2004-02-17 Eustathios Vassiliou Revocable Trust Fasteners of increased holding power
FR2930976B1 (fr) * 2008-05-07 2013-06-21 Raymond A & Cie Agrafe de fixation de deux pieces l'une sur l'autre
CN201575009U (zh) * 2009-12-28 2010-09-08 哈飞汽车股份有限公司 弹性卡扣
CN201726621U (zh) * 2010-05-28 2011-01-26 国基电子（上海）有限公司 电子装置
JP5331142B2 (ja) * 2011-03-01 2013-10-30 八千代工業株式会社 燃料タンクにおける緩衝部材の取付構造
CN202686206U (zh) * 2012-06-21 2013-01-23 济南吉利汽车有限公司 用于车门内饰板安装的弹性卡子

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5494725A (en) * 1993-07-26 1996-02-27 Nippon Steel Corporation Load bearing pad
EP1335148A2 (fr) * 2002-02-11 2003-08-13 Florian Dr. Heidinger Corps de soutien, en particulier pour le support élastique d'un meuble d'assise ou de couchage
DE202009005228U1 (de) * 2009-09-04 2010-10-21 Froli Kunststoffwerk Heinrich Fromme Ohg Verbindungselement für Federkernelemente
CN202851770U (zh) * 2012-04-13 2013-04-03 青岛海尔空调电子有限公司 弹性件、具有该弹性件的弹性机构

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107623221A (zh) * 2016-07-13 2018-01-23 泰科电子(上海)有限公司 弹性端子
CN107623221B (zh) * 2016-07-13 2020-03-13 泰科电子(上海)有限公司 弹性端子

Also Published As

Publication number Publication date
CN105229333B (zh) 2017-03-08
CN105229333A (zh) 2016-01-06

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