WO2016188458A1 - Theftproof structure for lock body - Google Patents

Theftproof structure for lock body Download PDF

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Publication number
WO2016188458A1
WO2016188458A1 PCT/CN2016/083551 CN2016083551W WO2016188458A1 WO 2016188458 A1 WO2016188458 A1 WO 2016188458A1 CN 2016083551 W CN2016083551 W CN 2016083551W WO 2016188458 A1 WO2016188458 A1 WO 2016188458A1
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WO
WIPO (PCT)
Prior art keywords
lock body
tongue assembly
theft
positioning post
elastic member
Prior art date
Application number
PCT/CN2016/083551
Other languages
French (fr)
Chinese (zh)
Inventor
彭培锋
陈国民
Original Assignee
浙江凯迪仕实业有限公司
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 浙江凯迪仕实业有限公司 filed Critical 浙江凯迪仕实业有限公司
Publication of WO2016188458A1 publication Critical patent/WO2016188458A1/en

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices

Definitions

  • the utility model relates to a component of a lock body, in particular to a US standard A-type lock body oblique tongue anti-theft device.
  • the lock core structure will have a slanting tongue device, that is, the lock tongue is provided with a slope, and the pressure is applied to the inclined surface to make the slant
  • the tongue extends and retracts into the lock body to achieve the purpose of locking the door; thus, in the state of locking the door, the thin tongue can be inserted into the door seam by a thin piece of cardboard such as cardboard, and the inclined tongue can be pushed to achieve the purpose of the trick. If this method is used by illegal elements, it poses a threat to the personal safety of the door lock user.
  • a lock body anti-theft structure including a lock body shell 1, a tongue assembly 2, a burglar tongue assembly 3, a paddle 4, an elastic member 5; a tongue assembly 2, a burglar tongue
  • the assembly 3, the paddles 4, and the elastic member 5 are all assembled inside the lock body casing 1; wherein the lock body casing 1 has a first positioning post 11 and a second positioning post 12; the anti-theft tongue assembly 3 cooperates with the first positioning post 11
  • the first positioning post 11 limits the displacement of the anti-theft tongue assembly 3 within a certain range;
  • the anti-theft tongue assembly 3 is connected to the pick-up piece 4 and can drive each other; one end of the pick-up piece 4 is assembled with the elastic member 5 on the second positioning post 12
  • the paddle 4 is rotatable about the second positioning post 12; the elastic member 5 has a first protruding end 51 and a second protruding end 52; the paddle 4 has a convex arm 41 and a slot 42; the first protruding end 51
  • the second protruding end 52 of the elastic member 5 has a semi-circular shape or a zigzag shape, the lock body shell 1 has a boss 13 on the edge thereof, and the second projecting end 52 is fastened on the boss 13 ;
  • the paddle 4 has a positioning mechanism 43, the positioning mechanism 43 includes a small hole and a ball half embedded in the small hole, the other part of the ball is assembled on the lock body 1;
  • the anti-theft tongue assembly 3 includes a spring 31 and a push rod 32.
  • the spring 31 is fitted on the push rod 32.
  • One end of the spring 31 abuts the first positioning post 11 and the other end abuts the first end surface 35 of the anti-theft tongue assembly 3.
  • the push rod 32 is inserted into the circular hole of the first positioning post 11, and the push rod 32 can move back and forth along the axial direction of the first positioning post 11 with reference to the first positioning post 11, and the compression spring 31 is deformed;
  • the push rod 32 includes a sloped surface 321, and the inclined surface 321 can abut the convex arm 41;
  • the paddle 4 has a second end surface 44, and the slanting tongue assembly 2 has a third end surface 21, and the second end surface 44 and the third end surface 21 can abut each other;
  • the burglar tongue assembly 3 has two symmetrical first slopes 33 and second slopes 34, so that the lock body assembled by the burglar structure can be adapted to the directions of the left and right flaps;
  • the anti-theft tongue assembly 3 When the door is closed, the anti-theft tongue assembly 3 is retracted into the lock body casing 1 by the pressure of the door frame, the inclined surface 321 does not abut against the convex arm 41, and the restoring force of the elastic member 5 rotates the paddle 4 around the second positioning post 12. Therefore, the second end surface 44 and the third end surface 21 are abutted.
  • the slanting tongue assembly 2 cannot be pushed to achieve the purpose of theft prevention.
  • FIG. 2 is a schematic view of the lock body anti-theft structure in an original state
  • FIG. 3 is a schematic view of the lock body anti-theft structure in an operating state
  • an anti-theft structure of a lock body includes a lock body shell 1 , a tongue assembly 2 , a burglar tongue assembly 3 , a paddle 4 , an elastic member 5 , a tongue assembly 2 , and a burglar tongue assembly 3 .
  • the paddle 4, the elastic member 5 are assembled inside the lock body 1; wherein the lock body 1 has a first positioning post 11, a second positioning post 12, a boss 13; the tongue assembly 2 includes a third end face 21;
  • the burglar tongue assembly 3 includes a spring 31, a push rod 32, a symmetrical first slope 33 and a second slope 34, and a first end surface 35.
  • the spring 31 is fitted on the push rod 32, and one end of the spring 31 is opposite to the first positioning post 11. The other end is opposite to the first end surface 35 of the tamper-proof tongue assembly 3; the push rod 32 is inserted into the circular hole of the first positioning post 11, and the push rod 32 can be along the axial direction of the first positioning post 11
  • the paddle 4 has a convex arm 41, a card slot 42, a positioning mechanism 43, and a second end surface 44.
  • the elastic member 5 has a first protruding end 51 and a second protruding end 52.
  • the push rod 32 has a slope 321 .
  • the present invention may also have other embodiments. Any technical solution formed by equivalent replacement or equivalent transformation falls within the scope of protection required by the present invention.

Abstract

A theftproof structure for a lock body comprises a lock body housing (1), a latch bolt assembly (2), a theftproof bolt assembly (3), a shifting sheet (4), and an elastic component (5). The latch bolt assembly (2), the theftproof bolt assembly (3), the shifting sheet (4) and the elastic component (5) are all assembled in the lock body housing (1). The lock body housing (1) is provided with a first positioning column (11) and a second positioning column (12). The theftproof bolt assembly (3) and the first positioning column (11) are assembled in a matching manner. The first positioning column (11) limits the displacement of the theftproof bolt assembly (3) in a range. The theftproof bolt assembly (3) and the shifting sheet (4) are connected and drive each other. One end of the shifting sheet (4) and the elastic component (5) are together sleeved on the second positioning column (12), and the shifting sheet (4) can rotate around the second positioning column (12). The elastic component (5) is provided with a first stretching end (51) and a second stretching end (52). The shifting sheet (4) is proved with a protrusive arm (41) and a slot (42). The first stretching end (51) is clamped in the slot (42), and the second stretching end (52) is clamped on the lock body housing (1).

Description

一种锁体的防盗结构 技术领域  Anti-theft structure of lock body
[0001] 本实用新型涉及一种锁体的零部件， 特别涉及一种美国标准的 A级锁体的斜舌 防盗装置。  [0001] The utility model relates to a component of a lock body, in particular to a US standard A-type lock body oblique tongue anti-theft device.
背景技术  Background technique
[0002] 目前， 市场上门锁种类多种多样， 通常人们所使用的锁， 为了自动锁门方便， 其锁芯结构都会有斜舌装置， 即锁舌设有斜面， 通过对斜面施加压力使斜舌伸 出和缩进锁体壳达到锁门目的； 这样在锁门状态下， 可以通过用硬纸片， 卡片 等较薄的物品插入门缝， 推动斜舌， 从而达到幵门的目的。 如果这种方法被不 法分子利用， 对门锁使用者的人身， 财产安全形成威胁。  [0002] At present, there are various types of door locks on the market. Generally, the locks used by people, in order to automatically lock the door, the lock core structure will have a slanting tongue device, that is, the lock tongue is provided with a slope, and the pressure is applied to the inclined surface to make the slant The tongue extends and retracts into the lock body to achieve the purpose of locking the door; thus, in the state of locking the door, the thin tongue can be inserted into the door seam by a thin piece of cardboard such as cardboard, and the inclined tongue can be pushed to achieve the purpose of the trick. If this method is used by illegal elements, it poses a threat to the personal safety of the door lock user.
技术问题  technical problem
[0003] 为了解决这个技术问题， 本公司经过多年研究， 研发了一种针对锁体斜舌的防 盗结构， 即在斜舌打出锁体壳、 门与门框是贴合的吋候， 本结构发挥作用使斜 舌不被推幵， 达到防盗目的； 本装置结构简单， 使用方便， 生产成本低。  [0003] In order to solve this technical problem, after years of research, the company has developed an anti-theft structure for the lock body of the lock body, that is, when the lock tongue shell is knocked out, and the door and the door frame are fitted together, the structure is played. The function makes the oblique tongue not pushed, and achieves the purpose of anti-theft; the device has the advantages of simple structure, convenient use and low production cost.
问题的解决方案  Problem solution
技术解决方案  Technical solution
[0004] 本实用新型的技术方案如下： 一种锁体的防盗结构， 包括锁体壳 1、 斜舌组件 2 、 防盗舌组件 3、 拨片 4、 弹性部件 5; 斜舌组件 2、 防盗舌组件 3、 拨片 4、 弹性 部件 5均装配在锁体壳 1内部； 其中锁体壳 1上有第一定位柱 11、 第二定位柱 12; 防盗舌组件 3与第一定位柱 11相配合装配， 第一定位柱 11一定范围内限制防盗舌 组件 3的位移； 防盗舌组件 3与拨片 4相连并可以互相驱动； 拨片 4的一端与弹性 部件 5—起套装在第二定位柱 12上， 拨片 4可绕第二定位柱 12旋转； 弹性部件 5有 第一伸出端 51、 第二伸出端 52; 拨片 4有凸臂 41、 卡槽 42; 第一伸出端 51卡装在 卡槽 42内， 第二伸出端 52卡装在锁体壳 1上；  [0004] The technical solution of the present invention is as follows: A lock body anti-theft structure, including a lock body shell 1, a tongue assembly 2, a burglar tongue assembly 3, a paddle 4, an elastic member 5; a tongue assembly 2, a burglar tongue The assembly 3, the paddles 4, and the elastic member 5 are all assembled inside the lock body casing 1; wherein the lock body casing 1 has a first positioning post 11 and a second positioning post 12; the anti-theft tongue assembly 3 cooperates with the first positioning post 11 The first positioning post 11 limits the displacement of the anti-theft tongue assembly 3 within a certain range; the anti-theft tongue assembly 3 is connected to the pick-up piece 4 and can drive each other; one end of the pick-up piece 4 is assembled with the elastic member 5 on the second positioning post 12 The paddle 4 is rotatable about the second positioning post 12; the elastic member 5 has a first protruding end 51 and a second protruding end 52; the paddle 4 has a convex arm 41 and a slot 42; the first protruding end 51 The card is mounted in the card slot 42, and the second projecting end 52 is snapped onto the lock body casing 1;
[0005] 所述弹性部件 5的第二伸出端 52呈半环形或者几字型， 所述锁体壳 1的边缘上有 凸台 13， 第二伸出端 52扣装在凸台 13上； [0006] 所述拨片 4上有定位机构 43， 定位机构 43包括一个小孔和一个半嵌入小孔内的 圆珠， 圆珠的另一部分装配在锁体壳 1上； [0005] The second protruding end 52 of the elastic member 5 has a semi-circular shape or a zigzag shape, the lock body shell 1 has a boss 13 on the edge thereof, and the second projecting end 52 is fastened on the boss 13 ; [0006] The paddle 4 has a positioning mechanism 43, the positioning mechanism 43 includes a small hole and a ball half embedded in the small hole, the other part of the ball is assembled on the lock body 1;
[0007] 防盗舌组件 3包括弹簧 31、 推杆 32， 弹簧 31套装在推杆 32上， 弹簧 31的一端与 第一定位柱 11相抵， 另一个端与防盗舌组件 3的第一端面 35相抵； 推杆 32插入第 一定位柱 11的圆形孔内， 推杆 32可以以第一定位柱 11为基准沿着自身的轴向方 向来回运动， 同吋压迫弹簧 31产生形变； The anti-theft tongue assembly 3 includes a spring 31 and a push rod 32. The spring 31 is fitted on the push rod 32. One end of the spring 31 abuts the first positioning post 11 and the other end abuts the first end surface 35 of the anti-theft tongue assembly 3. The push rod 32 is inserted into the circular hole of the first positioning post 11, and the push rod 32 can move back and forth along the axial direction of the first positioning post 11 with reference to the first positioning post 11, and the compression spring 31 is deformed;
[0008] 推杆 32包括斜面 321， 所述斜面 321可以与所述凸臂 41相抵； The push rod 32 includes a sloped surface 321, and the inclined surface 321 can abut the convex arm 41;
[0009] 所述拨片 4上有第二端面 44， 斜舌组件 2上有第三端面 21， 第二端面 44和第三端 面 21可以相抵； The paddle 4 has a second end surface 44, and the slanting tongue assembly 2 has a third end surface 21, and the second end surface 44 and the third end surface 21 can abut each other;
[0010] 所述防盗舌组件 3上有两个呈对称的第一斜面 33和第二斜面 34， 以便本防盗结 构装配的锁体可以同吋适应左幵门和右幵门的方向；  [0010] The burglar tongue assembly 3 has two symmetrical first slopes 33 and second slopes 34, so that the lock body assembled by the burglar structure can be adapted to the directions of the left and right flaps;
发明的有益效果  Advantageous effects of the invention
有益效果  Beneficial effect
[0011] 由于采用了上述结构， 原始状态下， 防盗舌组件 3和和斜舌组件 2同吋伸出锁体 壳 1， 斜面 321与凸臂 41相抵， 第二端面 44和第三端面 21不相抵， 此吋防盗舌组 件 3不对斜舌组件 2进行限位；  [0011] Since the above structure is adopted, in the original state, the burglar tongue assembly 3 and the slanting tongue assembly 2 protrude from the lock body casing 1 together, the slope 321 abuts the convex arm 41, and the second end surface 44 and the third end surface 21 do not In contrast, the tamper-proof tongue assembly 3 does not limit the slanting tongue assembly 2;
[0012] 当门关上吋， 防盗舌组件 3受到门框的压力缩进锁体壳 1吋， 斜面 321与凸臂 41 不相抵， 弹性部件 5的复位力使拨片 4绕第二定位柱 12旋转， 从而使第二端面 44 和第三端面 21相抵， 这个吋候外界对斜舌组件 2施加压力的吋候， 斜舌组件 2无 法被推动， 达到防盗的目的。  [0012] When the door is closed, the anti-theft tongue assembly 3 is retracted into the lock body casing 1 by the pressure of the door frame, the inclined surface 321 does not abut against the convex arm 41, and the restoring force of the elastic member 5 rotates the paddle 4 around the second positioning post 12. Therefore, the second end surface 44 and the third end surface 21 are abutted. When the external pressure is applied to the slanting tongue assembly 2, the slanting tongue assembly 2 cannot be pushed to achieve the purpose of theft prevention.
对附图的简要说明  Brief description of the drawing
附图说明  DRAWINGS
[0013] 图 1为本实用新型的零件爆炸示意图  1 is a schematic view of the explosion of the parts of the present invention
[0014] 图 2为本锁体防盗结构原始状态下的示意图 2 is a schematic view of the lock body anti-theft structure in an original state;
[0015] 图 3为本锁体防盗结构工作状态下的示意图 [0015] FIG. 3 is a schematic view of the lock body anti-theft structure in an operating state
本发明的实施方式 [0016] 下面结合附图对本实用新型的实施方式做具体说明： Embodiments of the invention [0016] The embodiments of the present invention are specifically described below in conjunction with the accompanying drawings:
[0017] 如图 1所示， 一种锁体的防盗结构， 包括锁体壳 1、 斜舌组件 2、 防盗舌组件 3、 拨片 4、 弹性部件 5; 斜舌组件 2、 防盗舌组件 3、 拨片 4、 弹性部件 5均装配在锁 体壳 1内部； 其中锁体壳 1上有第一定位柱 11、 第二定位柱 12、 凸台 13; 斜舌组 件 2包括第三端面 21 ; 防盗舌组件 3包括弹簧 31、 推杆 32、 呈对称的第一斜面 33 和第二斜面 34、 第一端面 35; 弹簧 31套装在推杆 32上， 弹簧 31的一端与第一定 位柱 11相抵， 另一个端与防盗舌组件 3的第一端面 35相抵； 推杆 32插入第一定位 柱 11的圆形孔内， 推杆 32可以以第一定位柱 11为基准沿着自身的轴向方向来回 运动； 拨片 4有凸臂 41、 卡槽 42、 定位机构 43、 第二端面 44; 弹性部件 5有第一 伸出端 51、 第二伸出端 52; 推杆 32有斜面 321。  [0017] As shown in FIG. 1 , an anti-theft structure of a lock body includes a lock body shell 1 , a tongue assembly 2 , a burglar tongue assembly 3 , a paddle 4 , an elastic member 5 , a tongue assembly 2 , and a burglar tongue assembly 3 . , the paddle 4, the elastic member 5 are assembled inside the lock body 1; wherein the lock body 1 has a first positioning post 11, a second positioning post 12, a boss 13; the tongue assembly 2 includes a third end face 21; The burglar tongue assembly 3 includes a spring 31, a push rod 32, a symmetrical first slope 33 and a second slope 34, and a first end surface 35. The spring 31 is fitted on the push rod 32, and one end of the spring 31 is opposite to the first positioning post 11. The other end is opposite to the first end surface 35 of the tamper-proof tongue assembly 3; the push rod 32 is inserted into the circular hole of the first positioning post 11, and the push rod 32 can be along the axial direction of the first positioning post 11 The paddle 4 has a convex arm 41, a card slot 42, a positioning mechanism 43, and a second end surface 44. The elastic member 5 has a first protruding end 51 and a second protruding end 52. The push rod 32 has a slope 321 .
[0018] 如图 2所示， 原始状态下， 防盗舌组件 3和和斜舌组件 2同吋伸出锁体壳 1， 斜面 321与凸臂 41相抵， 第二端面 44和第三端面 21不相抵， 拨片 4和弹性部件 5同心套 装在第二定位柱 12上， 第一伸出端 51卡装在卡槽 42内， 第二伸出端 52卡装在锁 体壳 1上； 由于斜面 321与凸臂 41相抵， 弹性部件 5产生形变有逆吋针的轴向复位 力， 此吋防盗舌组件 3不对斜舌组件 2进行限位；  [0018] As shown in FIG. 2, in the original state, the burglar tongue assembly 3 and the slanting tongue assembly 2 protrude from the lock body casing 1 together, the slope 321 abuts the convex arm 41, and the second end surface 44 and the third end surface 21 do not. In contrast, the paddle 4 and the elastic member 5 are concentrically fitted on the second positioning post 12, the first projecting end 51 is snapped into the card slot 42, and the second projecting end 52 is snapped onto the lock body casing 1; The 321 abuts against the convex arm 41, and the elastic member 5 generates an axial restoring force which is deformed by the reverse needle, and the tamper-proof tongue assembly 3 does not limit the slanting tongue assembly 2;
[0019] 如图 3所示， 当门关上吋， 防盗舌组件 3受到门框的压力缩进锁体壳 1， 斜面 321 与凸臂 41不相抵， 弹性部件 5的复位力使第一伸出端 51带动拨片 4绕第二定位柱 1 2旋转， 从而使第二端面 44和第三端面 21相抵， 这个吋候外界对斜舌组件 2施加 压力的吋候， 斜舌组件 2无法被推动， 达到防盗的目的。  [0019] As shown in FIG. 3, when the door is closed, the burglar tongue assembly 3 is retracted into the lock body casing 1 by the pressure of the door frame, and the inclined surface 321 does not abut against the convex arm 41, and the restoring force of the elastic member 5 makes the first extended end 51 drives the paddle 4 to rotate around the second positioning post 12, so that the second end face 44 and the third end face 21 abut each other. When the external pressure is applied to the tongue assembly 2, the tongue assembly 2 cannot be pushed. Achieve the purpose of theft.
[0020] 本实用新型还可以有其他实施方式。 凡采用等同替换或等效变换形成的技术 方案， 均落在本实用新型要求的保护范围。  [0020] The present invention may also have other embodiments. Any technical solution formed by equivalent replacement or equivalent transformation falls within the scope of protection required by the present invention.

Claims

权利要求书 Claim
一种锁体的防盗结构， 包括锁体壳 (1)、 斜舌组件 (2)、 防盗舌组件 (3) 、 拨片 (4)、 弹性部件 (5)； 斜舌组件 (2)、 防盗舌组件 (3)、 拨片 (4)、 弹 性部件 (5)均装配在锁体壳 (1)内部； 其特征在于锁体壳 (1)上有第一定 位柱 (11)、 第二定位柱 （12) ； 防盗舌组件 (3)与第一定位柱 (11)相配 合装配， 第一定位柱 (11)一定范围内限制防盗舌组件 (3)的位移； 防盗 舌组件 (3)与拨片 (4)相连并可以互相驱动； 拨片 (4)的一端与弹性部件 ( 5)—起套装在第二定位柱 （12) 上， 拨片 (4)可绕第二定位柱 （12) 旋 转； 弹性部件 (5)有第一伸出端 (51) 、 第二伸出端 (52) ； 拨片 (4) 有凸臂 （41) 、 卡槽 （42) ； 第一伸出端 （51) 卡装在卡槽 （42) 内 ， 第二伸出端 (52) 卡装在锁体壳 (1)上。 The anti-theft structure of the lock body comprises a lock body shell (1), a tongue assembly (2), a burglar tongue assembly (3), a pick (4), an elastic member (5) , a tongue assembly (2), and an anti-theft The tongue assembly (3), the paddle (4), and the elastic member (5) are all assembled inside the lock body shell (1); and the lock body shell (1) has a first positioning post (11) and a second positioning The column (12); the anti-theft tongue assembly (3) is assembled with the first positioning post (11), and the first positioning post (11) limits the displacement of the anti-theft tongue assembly (3) within a certain range; the anti-theft tongue assembly (3) and The pickers (4) are connected and can drive each other; one end of the pick (4) and the elastic member (5) are set on the second positioning post (12), and the pick (4) can be wound around the second positioning post (12) Rotating; the elastic member (5) has a first projecting end (51) and a second projecting end (52); the paddle (4) has a convex arm (41) and a card slot (42); (51) The card is mounted in the card slot (42), and the second extended end (52) is snapped onto the lock body case (1).
如权利要求 1所述的锁体的防盗结构， 其特征在于所述弹性部件 (5)的 第二伸出端 （52) 呈半环形或者几字型， 所述锁体壳 (1)的边缘上有 凸台 （13) ， 第二伸出端 （52) 扣装在凸台 （13) 上。 The anti-theft structure of the lock body according to claim 1, characterized in that the second projecting end (52) of the elastic member (5) has a semi-circular or a zigzag shape, and the edge of the lock body shell (1) There is a boss (13), and the second projecting end (52) is fastened to the boss (13).
如权利要求 1所述的锁体的防盗结构， 其特征在于所述拨片 (4)上有定 位机构 （43) ， 定位机构 （43) 包括一个小孔和一个半嵌入小孔内的 圆珠， 圆珠的另一部分装配在锁体壳 (1)上。 The anti-theft structure of the lock body according to claim 1, wherein the paddle (4) has a positioning mechanism (43), and the positioning mechanism (43) comprises a small hole and a ball embedded in the small hole. The other part of the ball is fitted on the lock body (1).
如权利要求 1所述的锁体的防盗结构， 其特征在于防盗舌组件 (3)包括 弹簧 （31) 、 推杆 （32) ， 弹簧 （31) 套装在推杆 （32) 上， 弹簧 （ 31) 的一端与第一定位柱 (11)相抵， 弹簧 （31) 的另一个端与防盗舌 组件 (3)的第一端面 （35) 相抵； 推杆 （32) 插入第一定位柱 (11)的圆 形孔内， 推杆 （32) 可以以第一定位柱 (11)为基准沿着自身的轴向方 向来回运动， 同吋压迫弹簧 （31) 产生形变。 The anti-theft structure for a lock body according to claim 1, wherein the burglar tongue assembly (3) comprises a spring (31), a push rod (32), and the spring (31) is fitted on the push rod (32), the spring (31) One end of the spring is opposite to the first positioning post (11), and the other end of the spring (31) is opposite to the first end surface (35) of the anti-theft tongue assembly (3); the push rod (32) is inserted into the first positioning post (11) In the circular hole, the push rod (32) can move back and forth along its own axial direction with reference to the first positioning post (11), and the compression spring (31) deforms.
如权利要求 4所述的锁体的防盗结构， 其特征在于推杆 （32) 包括斜 面 （321) ， 所述斜面 （321) 可以与所述凸臂 （41) 相抵。 The anti-theft structure for a lock body according to claim 4, wherein the push rod (32) includes a sloped surface (321), and the inclined surface (321) is opposite to the convex arm (41).
如权利要求 1所述的锁体的防盗结构， 其特征在于所述拨片 (4)上有第 二端面 （44) ， 斜舌组件 (2)上有第三端面 （21) ， 第二端面 （44) 和第三端面 (21) 可以相抵。 [权利要求 7] 如权利要求 4所述的锁体的防盗结构， 其特征在于所述防盗舌组件 (3) 上有两个呈对称结构的第一斜面 （33) 和第二斜面 （34) 。 The anti-theft structure of the lock body according to claim 1, wherein the paddle (4) has a second end surface (44), and the slanting tongue assembly (2) has a third end surface (21), and the second end surface (44) and the third end face (21) can be offset. [Attachment 7] The anti-theft structure of the lock body according to claim 4, characterized in that the anti-theft tongue assembly (3) has two first inclined faces (33) and a second inclined face (34) having a symmetrical structure. .
PCT/CN2016/083551 2015-05-28 2016-05-26 Theftproof structure for lock body WO2016188458A1 (en)

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CN204782288U (en) * 2015-05-28 2015-11-18 浙江凯迪仕实业有限公司 Theftproof structure of lock body
CN108678553B (en) * 2018-06-27 2024-03-22 浙江凯迪仕实业有限公司 Safety anti-theft lock core
CN108952328B (en) * 2018-07-28 2020-04-10 林倩妮 Anti-inserting safety door lock

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