WO2022237034A1 - 一种组合式棘轮扳手 - Google Patents

一种组合式棘轮扳手 Download PDF

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Publication number
WO2022237034A1
WO2022237034A1 PCT/CN2021/119148 CN2021119148W WO2022237034A1 WO 2022237034 A1 WO2022237034 A1 WO 2022237034A1 CN 2021119148 W CN2021119148 W CN 2021119148W WO 2022237034 A1 WO2022237034 A1 WO 2022237034A1
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Prior art keywords
pin
fixed connection
connection block
ratchet wrench
rear end
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Ceased
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PCT/CN2021/119148
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English (en)
French (fr)
Inventor
陈正云
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.)
ZHEJIANG MAXTOP TOOLS MANUFACTURE CO Ltd
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ZHEJIANG MAXTOP TOOLS MANUFACTURE CO Ltd
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Publication of WO2022237034A1 publication Critical patent/WO2022237034A1/zh
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B13/00—Spanners; Wrenches
    • B25B13/46—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle

Definitions

  • the utility model belongs to the technical field of hand tools, in particular to a combined ratchet wrench.
  • the ratchet wrench has become a wrench tool widely used in the world. Its characteristic is that there is a ratchet device on the head, which can control the wrench only to the left or right through the paddle placed on the outside. Because of this ratchet device, it can be operated when in use. Or do not need to repeat the action of pulling out and loading, so it is widely used.
  • the original ratchet wrench often needs to be carried with different types of wrenches when used, which takes up a lot of space and is not easy to carry, and the original wrench has nuts or tight screws, and the user needs to spend a lot of effort to complete it. It is relatively inconvenient to waste the user's physical strength and increase the difficulty of work.
  • the purpose of this utility model is to provide a combined ratchet wrench.
  • the utility model provides a combined ratchet wrench, which can quickly replace different types of wrenches and is easy to carry and can be extended.
  • the wrench length is easy to use.
  • a combined ratchet wrench including a wrench body, the rear end of the wrench body is fixedly connected with a fixed connection block for quick replacement of the wrench body, and the fixed connection block One side is provided with a positioning pin for quick assembly and disassembly of the wrench body.
  • the rear end of the fixed connection block is slidably connected with a handle for rotation, and the front end of the handle is fixedly connected with a handle for fixing the handle to the fixed connection block.
  • the bump at the rear end, the outer surface of the handle bar is covered with a sleeve rod for adjusting the point of force, the position near the front end of the sleeve rod is provided with a bevel pin for fixing or moving the sleeve rod, one side of the handle rod There is a lateral slideway for the inclined pin to drive the hand lever to slide.
  • a positioning hole for placing a bevel pin is provided near the front end of the handle rod, and a positioning hole parallel to the positioning hole is provided near the rear end of the handle rod.
  • the positioning hole two, the lower end of the inclined plane pin is an inclined plane structure.
  • one side of the hand lever is provided with an annular slideway for the inclined pin to slide to drive the sleeve rod to rotate, and the left side of the annular slideway is connected to a positioning hole. the upper position.
  • the position near the lower end of the positioning pin is provided with an inclined plane block for snapping and connecting the positioning pin to the inside of the fixed connection block, and the position near the lower end of the positioning pin is There is a slot for placing the inclined-plane clamping block, and the rear end of the inclined-plane clamping block is fixedly connected with a spring telescopic rod for ejecting the inclined-plane clamping block.
  • a position near the front end of the protrusion is provided with a positioning hole three for placing a positioning pin.
  • the inclined plane block and the spring telescopic rod are in a symmetrical positional relationship on both sides of the positioning pin.
  • the utility model has the beneficial effects that: through the fixed connection block fixed at the rear end of the wrench body, the wrench body can be quickly installed or disassembled at the front end of the handle bar, which saves space and is convenient for users to carry and use;
  • the sleeve rod on the outer surface of the handle allows the sleeve rod to slide on the outside of the handle to increase the length and save energy, which is more convenient for users to use and improve work efficiency.
  • Fig. 1 is the main structure schematic diagram of the present utility model
  • Fig. 2 is the partial structural representation of hand bar in the utility model
  • Fig. 3 is a structural schematic diagram of the connecting part of the sleeve rod and the handle rod in the utility model;
  • Fig. 4 is a structural schematic diagram of the connecting part of the hand lever and the fixed connection block in the utility model
  • a combined ratchet wrench including a wrench body 1, the rear end of the wrench body 1 is fixedly connected with a fixed connection block 2 for quick replacement of the wrench body 1, fixedly connected
  • One side of the block 2 is provided with a positioning pin 5 for fast assembly and disassembly of the wrench main body 1, and the rear end of the fixed connection block 2 is slidably connected with a handle 3 for rotation, and the front end of the handle 3 is fixedly connected with a handle 3 for turning the handle 3.
  • the outer surface of the hand lever 3 is covered with a sleeve rod 4 for adjusting the point of force, and the position near the front end of the sleeve rod 4 is provided with a bevel pin 6 for fixing or moving the sleeve rod 4 ,
  • One side of the handle bar 3 is provided with a lateral slideway 10 for the inclined plane pin 6 to drive the hand bar 3 to slide.
  • the sleeve bar 4 is a hollow structure.
  • the position near the front end of the hand lever 3 is provided with a positioning hole 1 8 for placing the inclined plane pin 6, and the position near the rear end of the hand lever 3 is provided with a positioning hole 2 11 parallel to the positioning hole 1 8, and the lower end of the inclined plane pin 6 It is a slope structure, and the height of the first positioning hole 18 and the second positioning hole 11 in this embodiment is slightly higher than the slope structure at the lower end of the slope pin 6 .
  • one side of the hand lever 3 is provided with an annular slideway 9 for the sliding of the inclined pin 6 to drive the sleeve rod 4 to rotate.
  • the left side of the annular slideway 9 is connected to the upper end position of the positioning hole one 8.
  • the slope structure at the lower end of 6 is slightly higher than the bottom surface of the annular slideway 9 .
  • the position near the lower end of the positioning pin 5 is provided with an inclined-plane clamping block 13 for engaging and connecting the positioning pin 5 to the inside of the fixed connection block 2, and the position near the lower end of the positioning pin 5 is provided with a draw-in slot for placing the inclined-plane clamping block 13 15.
  • the rear end of the inclined plane block 13 is fixedly connected with a spring telescopic rod 14 for ejecting the inclined plane block 13.
  • a spring for driving the positioning pin 5 to pop up is sheathed near the upper end of the positioning pin 5.
  • a position near the front end of the protrusion 7 is provided with a positioning hole 3 12 for placing the positioning pin 5 , and the lower end of the protrusion in this embodiment is snap-connected to the positioning hole 3 12 .
  • the inclined-plane clamping block 13 and the spring telescopic rod 14 have a symmetrical positional relationship on both sides of the positioning pin 5 , and the front end of the inclined-plane clamping block 13 in this embodiment has an inclined-plane structure.
  • the working principle and usage process of the utility model After the utility model engages and connects the fixed connection block 2 fixed on the rear end of the wrench body 1 to the bump 7 fixed on the front end of the hand lever 3, the utility model further sets the fixed connection block 2. After the positioning pin 5 at the upper end is pressed down to the predetermined position, the spring telescopic rod 14 fixed on both sides of the positioning pin 5 is automatically reset, and the block 13 is ejected outward so that the block 13 is engaged and connected to the preset fixed connection. The groove inside the block 2 prevents the positioning pin 5 from loosening.
  • the positioning pin 5 is rotated to drive the lower end of the locking block 13 to rotate through the slope structure at the front end of the locking block 13 to make the spring telescopic rod 14 at the rear end of the locking block 13
  • the spring sleeved on the outside of the positioning pin 5 drives the positioning pin 5 to spring up automatically to complete the disassembly; Rotate the right side, so that the inclined plane pin 6 arranged on the upper end of the sleeve rod 4 moves upwards and slides through the annular slideway 9 provided on the side of the hand lever 3 to the lateral slideway 10 provided on the right side of the hand lever 3.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)

Abstract

一种组合式棘轮扳手，包括扳手主体（1），扳手主体（1）的后端固定连接有用于扳手主体（1）快速更换的固定连接块（2），固定连接块（2）的一侧设置有用于将扳手主体（1）快速装拆的定位销（5），固定连接块（2）的后端滑动连接有用于转动的手杆（3），手杆（3）的外表面套设有用于调节着力点的套杆（4），套杆（4）的靠近前端位置设置有用于套杆（4）固定或者移动的斜面销（6）。

Description

一种组合式棘轮扳手 技术领域
本实用新型属于手工工具技术领域，具体涉及一种组合式棘轮扳手。
 背景技术
棘轮扳手已成为全球广泛使用的一种扳手工具，其特点头部有一个棘轮装置可以通过放在外面的拨片控制扳手只向左或只向右，正因为有这个棘轮装置所以在使用时操作者不需要重复拔出装入这样的动作，所以被广泛使用。
原有的棘轮扳手在使用时往往需要不同型号的扳手一起携带，占用较大空间不易携带，且原有的扳手在有螺母或者螺丝较紧的情况下，使用者需要花费较大的力气才能完成操作，浪费使用者体力增加工作难度较为不便。
 技术问题
本实用新型的目的在于提供一种组合式棘轮扳手，为解决现有技术中存在的上述问题，本实用新型提供了一种组合式棘轮扳手，具有可快速更换不同型号扳手且携带方便、可加长扳手长度便于使用的特点。
 技术解决方案
为实现上述目的，本实用新型提供如下技术方案：一种组合式棘轮扳手，包括扳手主体，所述扳手主体的后端固定连接有用于扳手主体快速更换的固定连接块，所述固定连接块的一侧设置有用于将扳手主体快速装拆的定位销，所述固定连接块的后端滑动连接有用于转动的手杆，所述手杆的前端固定连接有用于将手杆固定于固定连接块后端的凸块，所述手杆的外表面套设有用于调节着力点的套杆，所述套杆的靠近前端位置设置有用于套杆固定或者移动的斜面销，所述手杆的一侧开设有用于斜面销带动手杆滑动的侧向滑道。
作为本实用新型的一种组合式棘轮扳手优选技术方案，所述手杆的靠近前端位置开设有用于放置斜面销的定位孔一，所述手杆的靠近后端位置开设有平行于定位孔一的定位孔二，所述斜面销的下端为斜面结构。
作为本实用新型的一种组合式棘轮扳手优选技术方案，所述手杆的一侧开设有用于斜面销滑动带动套杆旋转的环形滑道，所述环形滑道的左侧连通于定位孔一的上端位置。作为本实用新型的一种组合式棘轮扳手优选技术方案，所述定位销的靠近下端位置设置有用于将定位销卡合连接于固定连接块内部的斜面卡块，所述定位销的靠近下端位置开设有用于放置斜面卡块的卡槽，所述斜面卡块的后端固定连接有用于将斜面卡块弹出的弹簧伸缩杆。
作为本实用新型的一种组合式棘轮扳手优选技术方案，所述凸块的靠近前端位置开设有用于放置定位销的定位孔三。
作为本实用新型的一种组合式棘轮扳手优选技术方案，所述斜面卡块以及弹簧伸缩杆在定位销的两侧为对称位置关系。
 有益效果
与现有技术相比，本实用新型的有益效果是：通过固定于扳手主体后端的固定连接块，使扳手主体可以快速在手杆前端安装或者拆卸，节省空间便于使用者携带使用；通过套设于手杆外表面的套杆，使套杆可以在手杆外侧进行滑动增加长度节省体力，更加便于使用者使用提高工作效率。
 附图说明
附图用来提供对本实用新型的进一步理解，并且构成说明书的一部分，与本实用新型的实施例一起用于解释本实用新型，并不构成对本实用新型的限制。在附图中：
图1为本实用新型的主体结构示意图；
图2为本实用新型中的手杆部分结构示意图；
图3为本实用新型中的套杆与手杆连接部分结构示意图；
图4为本实用新型中的手杆与固定连接块连接部分结构示意图；
图中：1、扳手主体；2、固定连接块；3、手杆；4、套杆；5、定位销；6、斜面销；7、凸块；8、定位孔一；9、环形滑道；10、侧向滑道；11、定位孔二；12、定位孔三；13、斜面卡块；14、弹簧伸缩杆；15、卡槽。
 本发明的最佳实施方式
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。
 实施例
请参阅图1-4，本实用新型提供以下技术方案：一种组合式棘轮扳手，包括扳手主体1，扳手主体1的后端固定连接有用于扳手主体1快速更换的固定连接块2，固定连接块2的一侧设置有用于将扳手主体1快速装拆的定位销5，固定连接块2的后端滑动连接有用于转动的手杆3，手杆3的前端固定连接有用于将手杆3固定于固定连接块2后端的凸块7，手杆3的外表面套设有用于调节着力点的套杆4，套杆4的靠近前端位置设置有用于套杆4固定或者移动的斜面销6，手杆3的一侧开设有用于斜面销6带动手杆3滑动的侧向滑道10，本实施例中套杆4为中空结构。
具体的，手杆3的靠近前端位置开设有用于放置斜面销6的定位孔一8，手杆3的靠近后端位置开设有平行于定位孔一8的定位孔二11，斜面销6的下端为斜面结构，本实施例中定位孔一18以及定位孔二11的高度略高于斜面销6下端的斜面结构。
具体的，手杆3的一侧开设有用于斜面销6滑动带动套杆4旋转的环形滑道9，环形滑道9的左侧连通于定位孔一8的上端位置，本实施例中斜面销6下端的斜面结构略高于环形滑道9的底面。
具体的，定位销5的靠近下端位置设置有用于将定位销5卡合连接于固定连接块2内部的斜面卡块13，定位销5的靠近下端位置开设有用于放置斜面卡块13的卡槽15，斜面卡块13的后端固定连接有用于将斜面卡块13弹出的弹簧伸缩杆14，本实施例中定位销5的靠近上端位置套设有用于带动定位销5向上弹出的弹簧。
具体的，凸块7的靠近前端位置开设有用于放置定位销5的定位孔三12，本实施例中凸块的下端卡合连接于定位孔三12。
具体的，斜面卡块13以及弹簧伸缩杆14在定位销5的两侧为对称位置关系，本实施例中斜面卡块13前端为斜面结构。
本实用新型的工作原理及使用流程：本实用新型通过将固定于扳手主体1后端的固定连接块2向固定于手杆3前端的凸块7卡合连接后，进一步的将设置于固定连接块2上端的定位销5向下按压到预定位置后，通过固定于定位销5两侧内部的弹簧伸缩杆14自动复位将卡块13向外弹出使卡块13卡合连接于预设在固定连接块2内部的凹槽内防止定位销5松动，需要更换不同型号时，通过卡块13前端的斜面结构，将定位销5旋转带动下端的卡块13旋转使卡块13后端的弹簧伸缩杆14向内压缩后，套设于定位销5外侧的弹簧带动定位销5自动向上弹动完成拆卸；在遇到使用需要较大的力时，通过将套设于手杆3外侧的套杆4向右侧旋转，使设置于套杆4上端的斜面销6向上移动经开设于手杆3一侧的环形滑道9滑动至开设在手杆3右侧的侧向滑道10内，此时将套杆4向后拉动到最大距离，进一步的将套杆4向左旋转，使斜面销6经环形滑道9滑动至定位孔二11内部完成固定。
最后应说明的是：以上所述仅为本实用新型的优选实施例而已，并不用于限制本实用新型，尽管参照前述实施例对本实用新型进行了详细的说明，对于本领域的技术人员来说，其依然可以对前述各实施例所记载的技术方案进行修改，或者对其中部分技术特征进行等同替换。凡在本实用新型的精神和原则之内，所作的任何修改、等同替换、改进等，均应包含在本实用新型的保护范围之内。

Claims (6)

  1. 一种组合式棘轮扳手，其特征在于：包括扳手主体（1），所述扳手主体（1）的后端固定连接有用于扳手主体（1）快速更换的固定连接块（2），所述固定连接块（2）的一侧设置有用于将扳手主体（1）快速装拆的定位销（5），所述固定连接块（2）的后端滑动连接有用于转动的手杆（3），所述手杆（3）的前端固定连接有用于将手杆（3）固定于固定连接块（2）后端的凸块（7），所述手杆（3）的外表面套设有用于调节着力点的套杆（4），所述套杆（4）的靠近前端位置设置有用于套杆（4）固定或者移动的斜面销（6），所述手杆（3）的一侧开设有用于斜面销（6）带动手杆（3）滑动的侧向滑道（10）。
  2. 根据权利要求1所述的一种组合式棘轮扳手，其特征在于：所述手杆（3）的靠近前端位置开设有用于放置斜面销（6）的定位孔一（8），所述手杆（3）的靠近后端位置开设有平行于定位孔一（8）的定位孔二（11），所述斜面销（6）的下端为斜面结构。
  3. 根据权利要求1所述的一种组合式棘轮扳手，其特征在于：所述手杆（3）的一侧开设有用于斜面销（6）滑动带动套杆（4）旋转的环形滑道（9），所述环形滑道（9）的左侧连通于定位孔一（8）的上端位置。
  4. 根据权利要求1所述的一种组合式棘轮扳手，其特征在于：所述定位销（5）的靠近下端位置设置有用于将定位销（5）卡合连接于固定连接块（2）内部的斜面卡块（13），所述定位销（5）的靠近下端位置开设有用于放置斜面卡块（13）的卡槽（15），所述斜面卡块（13）的后端固定连接有用于将斜面卡块（13）弹出的弹簧伸缩杆（14）。
  5. 根据权利要求1所述的一种组合式棘轮扳手，其特征在于：所述凸块（7）的靠近前端位置开设有用于放置定位销（5）的定位孔三（12）。
  6. 根据权利要求4所述的一种组合式棘轮扳手，其特征在于：所述斜面卡块（13）以及弹簧伸缩杆（14）在定位销（5）的两侧为对称位置关系。
PCT/CN2021/119148 2021-05-14 2021-09-17 一种组合式棘轮扳手 Ceased WO2022237034A1 (zh)

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Cited By (2)

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CN118003274A (zh) * 2024-03-22 2024-05-10 上海外高桥造船海洋工程有限公司 一种适用于气动打磨枪的拆卸扳手
CN118431358A (zh) * 2024-04-17 2024-08-02 山西高科华兴电子科技有限公司 一种led封装工艺焊线机用陶瓷环形吹气装置

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