WO2024011942A1 - 一种具有打四点直弹片的拉链头 - Google Patents

一种具有打四点直弹片的拉链头 Download PDF

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Publication number
WO2024011942A1
WO2024011942A1 PCT/CN2023/082394 CN2023082394W WO2024011942A1 WO 2024011942 A1 WO2024011942 A1 WO 2024011942A1 CN 2023082394 W CN2023082394 W CN 2023082394W WO 2024011942 A1 WO2024011942 A1 WO 2024011942A1
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WIPO (PCT)
Prior art keywords
top plate
elastic piece
piece
cap
straight
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Application number
PCT/CN2023/082394
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English (en)
French (fr)
Inventor
沈巍峰
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上海浔兴拉链制造有限公司
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Publication of WO2024011942A1 publication Critical patent/WO2024011942A1/zh

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Classifications

    • A—HUMAN NECESSITIES
    • A44—HABERDASHERY; JEWELLERY
    • A44B—BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
    • A44B19/00—Slide fasteners
    • A44B19/24—Details
    • A44B19/26—Sliders
    • A44B19/30—Sliders with means for locking in position

Definitions

  • the utility model relates to the technical field of zippers, specifically a zipper head with four-point straight elastic pieces.
  • a zipper is a connecting piece that relies on a continuous arrangement of chain teeth to merge or separate items. It is now widely used in clothing, bags, tents, etc. It is a fastener composed of two rows of metal teeth or plastic teeth on each belt. On the edge of the connecting opening, there is a sliding member that can pull the two rows of teeth into the interlocking position to close the opening.
  • This utility model is to provide a zipper puller with a four-point straight elastic piece to solve the problem that most of the zipper pullers proposed in the above background technology have fixed internal structures and poor self-locking strength, and the zipper puller is prone to slipping during use. , cannot effectively achieve the purpose of locking, and the stability of the zipper head cannot be further improved.
  • a zipper puller with a four-point straight spring piece including a top plate, a connecting piece is fixedly installed at the lower end of the top plate, and a bottom plate is fixedly installed at the lower end of the connecting piece.
  • a chute is provided at the upper end of the top plate, a cap is provided at the upper end of the top plate, a pull tab is provided on the outside of the cap, and a fixing base one and a fixing base two are fixedly installed on the upper end of the top plate.
  • One end of the first reset elastic piece is fixedly installed on the outside of the first seat.
  • a straight elastic piece is provided on the inside of the slots.
  • the pull tab is rotatably connected to the outside of the cap through a connecting shaft, and one of the chute is provided near the outer sides of the first and second fixed bases respectively, and the pull tab drives the cap to move along the chute.
  • the other end of the first reset elastic piece is in contact with the inner side of the cap, the first reset elastic piece is an "M"-shaped structure, and the first reset elastic piece resets the cap through elastic force.
  • the two ends of the straight spring piece are engaged with the slot, the lower end of the straight spring piece fits the upper end of the horse hook, one end of the horse hook is located inside the installation groove, and the other end of the horse hook is located inside the mounting groove.
  • One end extends through the through hole to the bottom of the top plate.
  • the straight elastic piece compresses the horse hook, and the bottom of the horse hook locks the zipper.
  • the stopper is in contact with the upper end of the straight elastic piece, and is located above the horse hook on one side close to the fixed seat 2, and the stopper limits the upper end of the straight elastic piece.
  • one end of the second reset spring piece is fixedly connected to the upper end of the connecting piece, and the other end of the second reset spring piece is fixedly connected to the horse hook.
  • the second reset spring piece drives the horse hook upward through elastic force, and the punching point is Improve the self-locking strength of the zipper puller.
  • the zipper puller has a four-point straight elastic piece, a straight elastic piece is arranged inside, and a sliding cap is arranged on the upper end.
  • the stopper on the inside of the cap resists
  • the straight elastic piece compresses the horse hook, pulls the pull tab to drive the cap to move, the stopper moves away from the top of the horse hook, and the second reset spring piece at the bottom of the horse hook pushes up the horse hook through elastic force, thereby realizing the zipper Unlocking, easy to use, and by marking four points on the top plate, the self-locking strength of the zipper head is improved, further preventing the zipper head from sliding and improving stability.
  • Figure 1 is a schematic diagram of the three-dimensional structure of the utility model
  • Figure 2 is a schematic top view of the structure of the utility model
  • Figure 3 is a schematic diagram of the internal structure of the utility model
  • Figure 4 is a schematic diagram 2 of the internal structure of the present utility model.
  • a zipper puller with a four-point straight spring piece including a top plate 1.
  • the lower end of the top plate 1 is fixedly installed with a connector 2, and the lower end of the connector 2 is fixedly installed.
  • a chute 4 is provided at the upper end of the top plate 1
  • a cap 5 is provided at the upper end of the top plate 1
  • a pull tab 6 is provided on the outside of the cap 5, and a fixed base 7 and a fixed base 2 are fixedly installed at the upper end of the top plate 1 8.
  • the pull tab 6 is rotatably connected to the outside of the cap 5 through the connecting shaft.
  • the chute 4 is provided with one near the outside of the fixing base 7 and the fixing base 2 8 respectively.
  • the first reset elastic piece is fixedly installed on the outside of the fixing base 7 9, and the other end of the first reset spring piece 9 fits the inside of the cap 5.
  • the first reset spring piece 9 has an "M" shape structure. Pulling the outer pull tab 6 drives the cap 5 to move toward the fixed base 7 When moving in the direction, the zipper head moves with the cap 5 to close the zipper and move in the direction of the fixing base 28. The cap 5 moves along the chute 4, and then drives the zipper head to move. After releasing the pull tab 6, the A reset spring piece 9 resets the cap 5 through elastic force;
  • the first 7 and second 8 fixed bases are provided with slots 10 on the inside.
  • a straight elastic piece 11 is provided on the inside of the slot 10.
  • a mounting slot 12 is provided on the inside of the fixed base 7.
  • a through hole 13 is provided on the inside of the top plate 1.
  • the top plate 1 is provided with a hook 14 and a second reset elastic piece 15 inside. The two ends of the straight elastic piece 11 are in contact with the slot 10
  • the lower end of the straight elastic piece 11 fits the upper end of the hook 14.
  • One end of the hook 14 is located inside the installation groove 12.
  • the other end of the hook 14 extends through the through hole 13 to the bottom of the top plate 1.
  • the zipper When the head is in a stationary state, the straight spring piece 11 limits the upper end of the horse hook 14, and the bottom of the horse hook 14 locks the zipper head;
  • a stopper 16 is fixedly installed on the inner side of the cap 5.
  • the stopper 16 fits the upper end of the straight spring piece 11.
  • the stopper 16 is located above the hook 14 and close to the side of the fixed base 28.
  • the upper end of the top plate 1 is provided with a punching point. 17.
  • One end of the second reset spring piece 15 is fixedly connected to the upper end of the connector 2, the other end of the second reset spring piece 15 is fixedly connected to the hook 14, and the stopper 16 limits the upper end of the straight spring piece 11.

Landscapes

  • Slide Fasteners (AREA)

Abstract

一种具有打四点直弹片的拉链头，包括:顶板（1），顶板（1）的下端固定安装有连接件（2），连接件（2）的下端固定安装有底板（3），顶板（1）的上端开设有滑槽（4），顶板（1）的上端设置有帽盖（5），帽盖（5）的外侧设置有拉片（6），顶板（1）的上端固定安装有固定座一（7）和固定座二（8），固定座一（7）的外侧固定安装有第一复位弹片（9）的一端，固定座一（7）和固定座二（8）的内侧开设有卡槽（10），卡槽（10）的内部设置有直弹片（11），通过在顶板（1）上打四点，提高了拉链头的自锁强度和稳定性。

Description

一种具有打四点直弹片的拉链头 技术领域
本实用新型涉及拉链技术领域，具体为一种具有打四点直弹片的拉链头。
背景技术
拉链是依靠连续排列的链牙，使物品并合或分离的连接件，现大量用于服装、包袋、帐篷等，由两条带上各有一排金属齿或塑料齿组成的扣件，用于连接开口的边缘，有一滑动件可将两排齿拉入联锁位置使开口封闭。
现如今大部分的拉链头内部结构固定，自锁强度较差，使用时，拉链头容易发生滑动，无法有效达到锁死的目的，拉链头的稳定性得不到进一步的提升。
实用新型内容
(一)解决的技术问题
本实用新型的目的在于提供一种具有打四点直弹片的拉链头，以解决上述背景技术中提出的大部分的拉链头内部结构固定，自锁强度较差，使用时，拉链头容易发生滑动，无法有效达到锁死的目的，拉链头的稳定性得不到进一步的提升的问题。
(二)技术方案
为实现上述目的，本实用新型提供如下技术方案：一种具有打四点直弹片的拉链头，包括顶板，所述顶板的下端固定安装有连接件，所述连接件的下端固定安装有底板，所述顶板的上端开设有滑槽，所述顶板的上端设置有帽盖，所述帽盖的外侧设置有拉片，所述顶板的上端固定安装有固定座一和固定座二，所述固定座一的外侧固定安装有第一复位弹片的一端，所述固定座一和固定座二的内侧开设有卡槽，所述卡槽的内部设置有直弹片，所述固定座一的内部开设有安装槽，所述顶板的内部开设有通孔，所述顶板的内部 设置有马钩和第二复位弹片，所述帽盖的内侧固定安装有挡块，所述顶板的上端开设有打孔点，所述打孔点对称设置有四个。
优选的，所述拉片通过连接轴转动连接在帽盖的外侧，所述滑槽在靠近固定座一和固定座二外侧分别设置有一个，拉片带动帽盖沿着滑槽移动。
优选的，所述第一复位弹片的另一端与帽盖的内侧贴合，所述第一复位弹片为“M”型结构，第一复位弹片通过弹力对帽盖进行复位。
优选的，所述直弹片的两端与卡槽为卡合连接，所述直弹片的下端与马钩的上端贴合，所述马钩的一端位于安装槽的内侧，所述马钩的另一端穿过通孔延伸至顶板的下方，直弹片对马钩进行压紧，马钩底部对拉链进行锁死。
优选的，所述挡块与直弹片的上端贴合，所述挡块位于马钩上方靠近固定座二的一侧，挡块对直弹片上端进行限位。
优选的，所述第二复位弹片的一端与连接件的上端固定连接，所述第二复位弹片的另一端与马钩固定连接，第二复位弹片通过弹力带动马钩向上顶起，打孔点提高拉链头的自锁强度。
与现有技术相比，本实用新型的有益效果是：该具有打四点直弹片的拉链头，内部设置直弹片，上端设置可滑动的帽盖，静止时，帽盖内侧的挡块抵住直弹片，直弹片对马钩进行压紧，拉动拉片带动帽盖移动，挡块从马钩上方移开，马钩底部的第二复位弹片通过弹力将马钩向上顶起，从而实现拉链的解锁，使用方便，且通过在顶板上打四点，来提高了拉链头的自锁强度，进一步避免拉链头发生滑动，提高了稳定性。
附图说明
图1为本实用新型立体结构示意图；
图2为本实用新型俯视结构示意图；
图3为本实用新型内部结构示意图一；
图4为本实用新型内部结构示意图二。
其中：1、顶板；2、连接件；3、底板；4、滑槽；5、帽盖；6、拉片；7、固定座一；8、固定座二；9、第一复位弹片；10、卡槽；11、直弹片；12、安装槽；13、通孔；14、马钩；15、第二复位弹片；16、挡块；17、打孔点。
具体实施方式
下面将结合本实用新型实施例中的附图，对本实用新型实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本实用新型一部分实施例，而不是全部的实施例。基于本实用新型中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本实用新型保护的范围。
请参阅图1-4，本实用新型提供一种技术方案：一种具有打四点直弹片的拉链头，包括顶板1，顶板1的下端固定安装有连接件2，连接件2的下端固定安装有底板3，顶板1的上端开设有滑槽4，顶板1的上端设置有帽盖5，帽盖5的外侧设置有拉片6，顶板1的上端固定安装有固定座一7和固定座二8，拉片6通过连接轴转动连接在帽盖5的外侧，滑槽4在靠近固定座一7和固定座二8外侧分别设置有一个，固定座一7的外侧固定安装有第一复位弹片9的一端，第一复位弹片9的另一端与帽盖5的内侧贴合，第一复位弹片9为“M”型结构，拉动外侧的拉片6带动帽盖5移动，向固定座一7方向移动时，拉链头随帽盖5移动，对拉链进行闭合，向固定座二8方向移动，帽盖5沿着滑槽4移动，接着再带动拉链头移动，松开拉片6后，第一复位弹片9通过弹力对帽盖5进行复位；
固定座一7和固定座二8的内侧开设有卡槽10，卡槽10的内部设置有直弹片11，固定座一7的内部开设有安装槽12，顶板1的内部开设有通孔13，顶板1的内部设置有马钩14和第二复位弹片15，直弹片11的两端与卡槽10 为卡合连接，直弹片11的下端与马钩14的上端贴合，马钩14的一端位于安装槽12的内侧，马钩14的另一端穿过通孔13延伸至顶板1的下方，拉链头处于静止不动状态下，直弹片11对马钩14的上端进行限位，马钩14的底部对拉链头进行锁死；
帽盖5的内侧固定安装有挡块16，挡块16与直弹片11的上端贴合，挡块16位于马钩14上方靠近固定座二8的一侧，顶板1的上端开设有打孔点17，第二复位弹片15的一端与连接件2的上端固定连接，第二复位弹片15的另一端与马钩14固定连接，挡块16对直弹片11的上端进行限位，当帽盖5沿着滑槽4移动后，挡块16从马钩14的上方移开，第二复位弹片15的弹力大于直弹片11的弹力，第二复位弹片15回复并向上移动，将马钩14向上顶起，马钩14的底部随之向上移动，对拉链头进行解锁。
工作原理：首先，拉动外侧的拉片6带动帽盖5移动，向固定座一7方向移动时，拉链头随帽盖5移动，对拉链进行闭合，向固定座二8方向移动，帽盖5沿着滑槽4移动，接着再带动拉链头移动，松开拉片6后，第一复位弹片9通过弹力对帽盖5进行复位，拉链头处于静止不动状态下，直弹片11对马钩14的上端进行限位，马钩14的底部对拉链头进行锁死，挡块16对直弹片11的上端进行限位，当帽盖5沿着滑槽4移动后，挡块16从马钩14的上方移开，第二复位弹片15的弹力大于直弹片11的弹力，第二复位弹片15回复并向上移动，将马钩14向上顶起，马钩14的底部随之向上移动，对拉链头进行解锁，四个打孔点17提高了拉链头的自锁强力。
尽管已经示出和描述了本实用新型的实施例，对于本领域的普通技术人员而言，可以理解在不脱离本实用新型的原理和精神的情况下可以对这些实施例进行多种变化、修改、替换和变型，本实用新型的范围由所附权利要求及其等同物限定。

Claims (6)

  1. 一种具有打四点直弹片的拉链头，包括顶板(1)，其特征在于：所述顶板(1)的下端固定安装有连接件(2)，所述连接件(2)的下端固定安装有底板(3)，所述顶板(1)的上端开设有滑槽(4)，所述顶板(1)的上端设置有帽盖(5)，所述帽盖(5)的外侧设置有拉片(6)，所述顶板(1)的上端固定安装有固定座一(7)和固定座二(8)，所述固定座一(7)的外侧固定安装有第一复位弹片(9)的一端，所述固定座一(7)和固定座二(8)的内侧开设有卡槽(10)，所述卡槽(10)的内部设置有直弹片(11)，所述固定座一(7)的内部开设有安装槽(12)，所述顶板(1)的内部开设有通孔(13)，所述顶板(1)的内部设置有马钩(14)和第二复位弹片(15)，所述帽盖(5)的内侧固定安装有挡块(16)，所述顶板(1)的上端开设有打孔点(17)，所述打孔点(17)对称设置有四个。
  2. 根据权利要求1所述的一种具有打四点直弹片的拉链头，其特征在于：所述拉片(6)通过连接轴转动连接在帽盖(5)的外侧，所述滑槽(4)在靠近固定座一(7)和固定座二(8)外侧分别设置有一个。
  3. 根据权利要求1所述的一种具有打四点直弹片的拉链头，其特征在于：所述第一复位弹片(9)的另一端与帽盖(5)的内侧贴合，所述第一复位弹片(9)为“M”型结构。
  4. 根据权利要求1所述的一种具有打四点直弹片的拉链头，其特征在于：所述直弹片(11)的两端与卡槽(10)为卡合连接，所述直弹片(11)的下端与马钩(14)的上端贴合，所述马钩(14)的一端位于安装槽(12)的内侧，所述马钩(14)的另一端穿过通孔(13)延伸至顶板(1)的下方。
  5. 根据权利要求1所述的一种具有打四点直弹片的拉链头，其特征在于：所述挡块(16)与直弹片(11)的上端贴合，所述挡块(16)位于马钩(14)上方靠近固定座二(8)的一侧。
  6. 根据权利要求1所述的一种具有打四点直弹片的拉链头，其特征在于：所述第二复位弹片(15)的一端与连接件(2)的上端固定连接，所述第二复位弹片(15)的另一端与马钩(14)固定连接。
PCT/CN2023/082394 2022-07-11 2023-03-20 一种具有打四点直弹片的拉链头 WO2024011942A1 (zh)

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CN217826999U (zh) * 2022-07-11 2022-11-18 上海浔兴拉链制造有限公司 一种具有打四点直弹片的拉链头

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