WO2012152015A1 - Anti-theft screw and wrench - Google Patents

Anti-theft screw and wrench Download PDF

Info

Publication number
WO2012152015A1
WO2012152015A1 PCT/CN2011/084483 CN2011084483W WO2012152015A1 WO 2012152015 A1 WO2012152015 A1 WO 2012152015A1 CN 2011084483 W CN2011084483 W CN 2011084483W WO 2012152015 A1 WO2012152015 A1 WO 2012152015A1
Authority
WO
WIPO (PCT)
Prior art keywords
screw
protrusion
wrench
guiding groove
disposed
Prior art date
Application number
PCT/CN2011/084483
Other languages
French (fr)
Chinese (zh)
Inventor
袁贵荣
文超
杨义俊
马朋仁
张萍
Original Assignee
中兴通讯股份有限公司
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 中兴通讯股份有限公司 filed Critical 中兴通讯股份有限公司
Publication of WO2012152015A1 publication Critical patent/WO2012152015A1/en

Links

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
    • B25B13/48—Spanners; Wrenches for special purposes
    • B25B13/485—Spanners; Wrenches for special purposes for theft-proof screws, bolts or nuts
    • 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
    • B25B13/02—Spanners; Wrenches with rigid jaws
    • B25B13/06—Spanners; Wrenches with rigid jaws of socket type
    • 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
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B23/00—Specially shaped nuts or heads of bolts or screws for rotations by a tool
    • F16B23/0069—Specially shaped nuts or heads of bolts or screws for rotations by a tool with holes to be engaged with corresponding pins on the tool or protruding pins to be engaged with corresponding holes on the tool
    • 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
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B41/00—Measures against loss of bolts, nuts, or pins; Measures against unauthorised operation of bolts, nuts or pins
    • F16B41/005—Measures against unauthorised operation of bolts, nuts or pins

Definitions

  • the utility model relates to a fastener and a tool for opening the same, in particular to an anti-theft screw and a wrench. Background technique
  • a common screw is a slot or a cross recess in the head, or a recess is not provided in the head, but a polygon in which the head is set, such as a regular hexagon.
  • a screw with a slot or a cross recess in the head use a common flat-blade screwdriver or a Phillips screwdriver to tighten or screw it.
  • a common flat-blade screwdriver or a Phillips screwdriver For not setting the groove on the head, set the head to Polygonal screws that can be tightened or screwed up using tools such as common pliers.
  • the safety performance of the screw has relatively high requirements.
  • the existing screws cannot meet the requirements of safety performance.
  • the base station equipment in the field of mobile communication the base station equipment is easily disassembled and destroyed by humans.
  • the anti-theft screws used in various types of base station equipment have poor anti-theft performance. Therefore, the existing screws need to be further improved to enhance their anti-theft performance.
  • the utility model provides an anti-theft screw with an anti-theft performance and a wrench thereof.
  • An anti-theft screw includes a screw head and a screw shaft portion, the screw head portion is provided with a guiding groove, and at least two protrusions are disposed in the guiding groove.
  • the screw head portion, the screw rod portion and the entire protrusion are integrated; or the screw head portion, the screw rod portion and the partial protrusion are an integral structure.
  • the guiding groove is provided with a first protrusion and a second protrusion, and the first protrusion is disposed at a central position of the guiding groove, the second protrusion is disposed around the first protrusion.
  • the end surface of the first protrusion is on the same horizontal surface as the end surface of the screw head, and the end surface of the second protrusion is lower than the end surface of the screw head.
  • the first protrusion is one, and the second protrusion is an even number.
  • the guiding groove is annular
  • the first protrusion is cylindrical
  • the second protrusion is semi-cylindrical.
  • the second protrusion is disposed on a sidewall of the guiding groove, and a gap is left between the first protrusion and the first protrusion.
  • the positioning slot is provided with a positioning slot for positioning the wrench.
  • a wrench comprising a base and a handle connected to the base, the one end of the base being provided with a position and a shape of a protrusion in the screw head guiding groove according to any one of claims 1 to 8. Match at least two grooves.
  • the other end of the base is provided with a sleeve hole
  • the handle comprises two end portions and a rotary rod disposed between the two end portions, and the rotary rod is laterally sleeved in the sleeve hole.
  • the structural relationship of the rotary rod laterally sleeved in the sleeve hole is: the rotary rod is sleeved in the sleeve hole at a position that can slide laterally within the sleeve hole.
  • the utility model provides an anti-theft screw with an anti-theft performance and a wrench thereof, the anti-theft screw comprising a screw head and a screw rod portion, the screw head portion is provided with a guiding groove, and the guiding groove is provided with at least two protrusions . Since the protrusions are fixed at different positions in the groove, when the screws are fastened or opened by using a wrench, the protrusions can serve as the point of force of the wrench, so that the wrench can be fastened or opened by the wrench without Special treatment is needed for the wrench or the groove; at the same time, compared with the prior art, only the groove is provided on the head of the screw, the utility model can utilize these protrusions to resist some common disassembly tools. The damage, such as the more common flat-blade screwdriver or Phillips screwdriver, achieves the effect of further enhancing the anti-theft performance.
  • FIG. 1 is a schematic view of an anti-theft screw according to an embodiment of the present invention.
  • FIG. 2 is a top view of a screw head structure of an anti-theft screw according to an embodiment of the present invention
  • FIG. 3 is a schematic view of a wrench according to an embodiment of the present invention
  • FIG. 4 is a bottom view of a base structure of a wrench according to an embodiment of the present invention. detailed description
  • An anti-theft screw includes a screw head and a screw shaft portion, and may further include a spring washer and a flat washer.
  • the screw head is provided with a guiding groove, and at least two protrusions are disposed in the guiding groove.
  • the screw head, the screw rod portion and the entire protrusion are integrated; or the screw head, the screw rod portion and the partial protrusion are integrated, which facilitates the manufacture of the screw and at the same time beautifies the overall structure of the screw;
  • the screw head can have various shapes, such as cylindrical, spherical, conical, polygonal, etc.
  • the screw stem can also have various shapes, screws The stem is threaded.
  • the embodiment further includes a wrench matched with the screw, the wrench includes a base and a handle connected to the base, and one end of the base is provided with a position and a shape of a protrusion in the guiding groove of the screw head.
  • the matching at least two grooves, that is, one groove corresponding to a protrusion in the screw head guiding groove, are matched in shape and position.
  • FIG. 1 is a schematic view of an anti-theft screw according to an embodiment of the present invention, please refer to FIG. 1:
  • An anti-theft screw includes a screw head portion 11, a screw shaft portion 12, a spring washer 13 and a flat washer 14.
  • the screw head portion is provided with a guiding groove 15, and a first protrusion 16 is disposed in the guiding groove 15, and the first protrusion 16 is disposed In the central position of the guiding groove, four second protrusions 17 are further disposed around the first protrusion 16 in the guiding groove 15, and the four second protrusions 17 are evenly distributed on the side wall of the guiding groove 15.
  • the end surface of the first protrusion 16 is on the same horizontal surface as the end surface of the screw head 11, and the end surface of the second protrusion 17 is lower than the end surface of the screw head 11, in guiding
  • a longitudinal positioning groove 18 is further disposed on the side wall of the groove 15.
  • the screw head 11 is cylindrical
  • the screw shaft portion 12 is cylindrical
  • the guiding groove 15 is annular
  • the first protrusion 16 is cylindrical.
  • the four second projections 17 are all semi-cylindrical.
  • the shape and number of the second protrusions 17 include various manners, and the number of the second protrusions 17 is preferably an even number, which is not limited to four in the embodiment, and the arrangement of the second protrusions 17 is not limited to being disposed in
  • the side wall of the guiding groove 15 may also be disposed in the gap between the side wall of the guiding groove 15 and the first protrusion 16, and the second protrusion 17 may have a gap with the first protrusion 16, or
  • the first projection 16 is not limited to be disposed at the center of the guide groove 15, and may be disposed at other positions of the guide groove 15.
  • the manner in which the positioning grooves 18 are provided on the side walls of the guide grooves 15 includes various kinds, and is not limited to the longitudinal arrangement.
  • FIG. 3 is a schematic view of a wrench according to an embodiment of the present invention, please refer to FIG. 3:
  • a wrench includes a base 21 and a handle connected to the base 21.
  • One end of the base 21 is provided with a first recess 211, and the first recess 211 is matched with the first protrusion 16 of the embodiment of the present invention.
  • the other end of the base 21 is provided with a sleeve hole 212, and the handle comprises two end portions 221 and a rotating rod 222 disposed between the two end portions 221, and the rotating rod 222 is laterally sleeved on the sleeve
  • the hole 212 one end of the base 21 on which the first groove 211 is disposed is further provided with a second groove 213 equal to the number of the second protrusions 17 of the embodiment, and the second groove 213 and the second protrusion 17 matching, including the matching of the shape and the relative position, the one end of the base 21 on which the first groove 211 is disposed is further provided with a positioning block 214 matching the longitudinally disposed positioning groove 18 on the side wall
  • the rotating rod 222 can slide laterally within the sleeve hole 212.

Landscapes

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

Abstract

An anti-theft screw and wrench, comprising a screw head (11) and a screw rod (12). The screw head (11) has arranged thereon a guiding groove (15), and the guiding groove (15) has arranged thereon at least two protrusions (16 and 17). The technical solution provides the anti-theft screw and wrench having improved anti-theft performance.

Description

一种防盗螺打及扳手 技术领域  Anti-theft screw and wrench
本实用新型涉及紧固件和开启该紧固件的工具， 尤其涉及一种防盗螺 钉及扳手。 背景技术  The utility model relates to a fastener and a tool for opening the same, in particular to an anti-theft screw and a wrench. Background technique
目前常见的螺钉， 是在头部设置一字槽或十字槽， 或者没有在头部设 置凹槽， 而是将头部设置成的多边形， 如正六边形等。 对于在头部设置一 字槽或十字槽的螺钉， 利用常见的一字螺丝刀或十字螺丝刀便可对其进行 紧固或旋起， 对于没有在头部设置凹槽， 而是将头部设置成多边形的螺钉， 利用常见的钳子等工具可对其进行紧固或旋起。  At present, a common screw is a slot or a cross recess in the head, or a recess is not provided in the head, but a polygon in which the head is set, such as a regular hexagon. For a screw with a slot or a cross recess in the head, use a common flat-blade screwdriver or a Phillips screwdriver to tighten or screw it. For not setting the groove on the head, set the head to Polygonal screws that can be tightened or screwed up using tools such as common pliers.
对于某些特定的场合， 对螺钉的安全性能有相对较高的要求， 现有的 螺钉并不能达到安全性能的要求， 比如移动通信领域的基站设备， 基站设 备很容易被人为拆卸和破坏， 目前各类基站设备所采用的防盗螺钉， 防盗 性能较差， 因此， 现有的螺钉有待进一步的改进， 以增强其防盗性能。 实用新型内容  For some specific occasions, the safety performance of the screw has relatively high requirements. The existing screws cannot meet the requirements of safety performance. For example, the base station equipment in the field of mobile communication, the base station equipment is easily disassembled and destroyed by humans. The anti-theft screws used in various types of base station equipment have poor anti-theft performance. Therefore, the existing screws need to be further improved to enhance their anti-theft performance. Utility model content
本实用新型提供一种防盗性能增强的防盗螺钉及其扳手。  The utility model provides an anti-theft screw with an anti-theft performance and a wrench thereof.
为解决上述技术问题， 本实用新型采用以下技术方案：  In order to solve the above technical problems, the utility model adopts the following technical solutions:
一种防盗螺钉， 包括螺钉头部和螺钉杆部， 所述螺钉头部设置有导向 槽， 所述导向槽内设置有至少两个凸起。  An anti-theft screw includes a screw head and a screw shaft portion, the screw head portion is provided with a guiding groove, and at least two protrusions are disposed in the guiding groove.
其中， 所述螺钉头部、 螺钉杆部与全部凸起为一体结构； 或者， 所述 螺钉头部、 螺钉杆部与部分凸起为一体结构。  Wherein, the screw head portion, the screw rod portion and the entire protrusion are integrated; or the screw head portion, the screw rod portion and the partial protrusion are an integral structure.
其中， 所述导向槽内设置第一凸起和第二凸起， 所述第一凸起设置在 所述导向槽的中心位置， 所述第二凸起围绕所述第一凸起设置。 其中， 所述第一凸起的端面与所述螺钉头部的端面在同一水平面上， 所述第二凸起的端面低于所述螺钉头部的端面。 Wherein, the guiding groove is provided with a first protrusion and a second protrusion, and the first protrusion is disposed at a central position of the guiding groove, the second protrusion is disposed around the first protrusion. The end surface of the first protrusion is on the same horizontal surface as the end surface of the screw head, and the end surface of the second protrusion is lower than the end surface of the screw head.
其中， 所述第一凸起为一个， 所述第二凸起为偶数个。  The first protrusion is one, and the second protrusion is an even number.
其中， 所述导向槽为环形， 所述第一凸起为圆柱形， 所述第二凸起为 半圆柱形。  Wherein, the guiding groove is annular, the first protrusion is cylindrical, and the second protrusion is semi-cylindrical.
其中， 所述第二凸起设置在所述导向槽的侧壁上， 与所述第一凸起之 间留有空隙。  The second protrusion is disposed on a sidewall of the guiding groove, and a gap is left between the first protrusion and the first protrusion.
其中， 所述导向槽内设置有用于定位扳手的定位槽。  The positioning slot is provided with a positioning slot for positioning the wrench.
一种扳手， 包括基座和与所述基座相连的手柄， 所述基座的一端设置 有与权利要求 1至 8任一项所述的螺钉头部导向槽内的凸起的位置和形状 相匹配的至少两个凹槽。  A wrench comprising a base and a handle connected to the base, the one end of the base being provided with a position and a shape of a protrusion in the screw head guiding groove according to any one of claims 1 to 8. Match at least two grooves.
其中， 所述基座的另一端设置有套孔， 所述手柄包括两端部和设置在 所述两端部之间的旋杆， 所述旋杆横向套在所述套孔内。  The other end of the base is provided with a sleeve hole, and the handle comprises two end portions and a rotary rod disposed between the two end portions, and the rotary rod is laterally sleeved in the sleeve hole.
其中， 所述旋杆横向套在所述套孔内的结构关系为： 所述旋杆以可在 所述套孔内横向滑动的位置套在所述套孔内。  Wherein, the structural relationship of the rotary rod laterally sleeved in the sleeve hole is: the rotary rod is sleeved in the sleeve hole at a position that can slide laterally within the sleeve hole.
本实用新型提供一种防盗性能增强的防盗螺钉及其扳手， 该防盗螺钉 包括螺钉头部和螺钉杆部， 所述螺钉头部设置有导向槽， 所述导向槽内设 置有至少两个凸起。 由于各凸起被固定在凹槽内的不同位置上， 在使用扳 手紧固或开启螺钉时， 各凸起之间可以相互作为扳手的着力点， 方便扳手 对螺钉进行紧固或开启， 而不需要对扳手或凹槽进行特殊处理； 同时， 相 比于现有技术的仅是在螺钉头部设置凹槽的技术方案， 本实用新型可以利 用这些凸起抵御一些较为常见的拆卸工具对其进行的破坏， 如较为常见的 一字螺丝刀或十字螺丝刀， 达到了进一步增强防盗性能的效果。 附图说明 The utility model provides an anti-theft screw with an anti-theft performance and a wrench thereof, the anti-theft screw comprising a screw head and a screw rod portion, the screw head portion is provided with a guiding groove, and the guiding groove is provided with at least two protrusions . Since the protrusions are fixed at different positions in the groove, when the screws are fastened or opened by using a wrench, the protrusions can serve as the point of force of the wrench, so that the wrench can be fastened or opened by the wrench without Special treatment is needed for the wrench or the groove; at the same time, compared with the prior art, only the groove is provided on the head of the screw, the utility model can utilize these protrusions to resist some common disassembly tools. The damage, such as the more common flat-blade screwdriver or Phillips screwdriver, achieves the effect of further enhancing the anti-theft performance. DRAWINGS
图 1为本实用新型实施例一种防盗螺钉的示意图；  1 is a schematic view of an anti-theft screw according to an embodiment of the present invention;
图 2为本实用新型实施例一种防盗螺钉的螺钉头部结构的俯视图； 图 3为本实用新型实施例一种扳手的示意图；  2 is a top view of a screw head structure of an anti-theft screw according to an embodiment of the present invention; FIG. 3 is a schematic view of a wrench according to an embodiment of the present invention;
图 4为本实用新型实施例一种扳手的基座结构的仰视图。 具体实施方式  4 is a bottom view of a base structure of a wrench according to an embodiment of the present invention. detailed description
下面通过具体实施方式结合附图对本实用新型作进一步详细说明。 一种防盗螺钉， 包括螺钉头部、 螺钉杆部， 还可以包括弹簧垫圈和平 垫圈， 螺钉头部设置有导向槽， 导向槽内设置有至少两个凸起。  The present invention will be further described in detail below with reference to the accompanying drawings. An anti-theft screw includes a screw head and a screw shaft portion, and may further include a spring washer and a flat washer. The screw head is provided with a guiding groove, and at least two protrusions are disposed in the guiding groove.
优选的， 螺钉头部、 螺钉杆部与全部凸起为一体结构； 或者， 螺钉头 部、 螺钉杆部与部分凸起为一体结构， 这样可以方便螺钉的生产制造， 同 时美化螺钉的整体结构； 为了进一步增强螺钉的防盗性能， 优选的， 可以 将不同凸起设置成不同的形状， 各凸起设置在导向槽的不同位置上， 导向 槽可以有多种形状， 比如环形、 多边形等， 凸起可以有多种形状， 比如柱 形、 球形、 锥形、 多边形等， 螺钉头部可以有多种形状， 比如柱形、 球形、 锥形、 多边形等， 螺钉杆部也可以有多种形状， 螺钉杆部设有螺纹。  Preferably, the screw head, the screw rod portion and the entire protrusion are integrated; or the screw head, the screw rod portion and the partial protrusion are integrated, which facilitates the manufacture of the screw and at the same time beautifies the overall structure of the screw; In order to further enhance the anti-theft performance of the screw, it is preferable to set different protrusions into different shapes, and the protrusions are disposed at different positions of the guide groove, and the guide groove can have various shapes, such as a ring shape, a polygon shape, etc. There are many shapes, such as cylindrical, spherical, conical, polygonal, etc. The screw head can have various shapes, such as cylindrical, spherical, conical, polygonal, etc. The screw stem can also have various shapes, screws The stem is threaded.
本实施例还包括一种与上述螺钉相匹配的扳手， 该扳手包括基座和与 基座相连的手柄， 基座的一端设置有与上述螺钉头部导向槽内的凸起的位 置和形状相匹配的至少两个凹槽， 即一个凹槽对应螺钉头部导向槽内的一 个凸起， 其形状和位置均匹配。  The embodiment further includes a wrench matched with the screw, the wrench includes a base and a handle connected to the base, and one end of the base is provided with a position and a shape of a protrusion in the guiding groove of the screw head The matching at least two grooves, that is, one groove corresponding to a protrusion in the screw head guiding groove, are matched in shape and position.
图 1为本实用新型实施例一种防盗螺钉的示意图， 请参考图 1:  1 is a schematic view of an anti-theft screw according to an embodiment of the present invention, please refer to FIG. 1:
一种防盗螺钉， 包括螺钉头部 11、 螺钉杆部 12、 弹簧垫圈 13和平垫 圈 14, 螺钉头部设置有导向槽 15 , 导向槽 15内设置有第一凸起 16, 第一 凸起 16设置在所述导向槽的中心位置， 在导向槽 15内还围绕第一凸起 16 设有 4个第二凸起 17, 4个第二凸起 17均匀分布在导向槽 15的侧壁上， 并与第一凸起 16之间留有空隙， 第一凸起 16的端面与螺钉头部 11的端面 在同一水平面上， 第二凸起 17的端面低于螺钉头部 11的端面， 在导向槽 15的侧壁上还设置有纵向的定位槽 18, 本实施例中螺钉头部 11为圆柱形， 螺钉杆部 12为圆柱形， 导向槽 15为环形， 第一凸起 16为圆柱形， 4个第 二凸起 17均为半圆柱体。 An anti-theft screw includes a screw head portion 11, a screw shaft portion 12, a spring washer 13 and a flat washer 14. The screw head portion is provided with a guiding groove 15, and a first protrusion 16 is disposed in the guiding groove 15, and the first protrusion 16 is disposed In the central position of the guiding groove, four second protrusions 17 are further disposed around the first protrusion 16 in the guiding groove 15, and the four second protrusions 17 are evenly distributed on the side wall of the guiding groove 15. And leaving a gap with the first protrusion 16, the end surface of the first protrusion 16 is on the same horizontal surface as the end surface of the screw head 11, and the end surface of the second protrusion 17 is lower than the end surface of the screw head 11, in guiding A longitudinal positioning groove 18 is further disposed on the side wall of the groove 15. In this embodiment, the screw head 11 is cylindrical, the screw shaft portion 12 is cylindrical, the guiding groove 15 is annular, and the first protrusion 16 is cylindrical. The four second projections 17 are all semi-cylindrical.
图 2为本实用新型实施例一种防盗螺钉的螺钉头部结构的俯视图。 第二凸起 17的形状和数目包括各种方式， 第二凸起 17的数目优选的 偶数个， 不局限于本实施例中的 4个， 第二凸起 17的设置方式不局限于设 置在导向槽 15的侧壁上， 还可以设置在导向槽 15的侧壁与第一凸起 16之 间的空隙内， 第二凸起 17可以与第一凸起 16之间留有空隙， 或者不留空 隙， 第一凸起 16不局限于设置在导向槽 15的中心位置， 还可以设置在导 向槽 15的其他位置。定位槽 18设置在导向槽 15的侧壁上的方式包括多种， 不局限于纵向设置。  2 is a top plan view showing a screw head structure of an anti-theft screw according to an embodiment of the present invention. The shape and number of the second protrusions 17 include various manners, and the number of the second protrusions 17 is preferably an even number, which is not limited to four in the embodiment, and the arrangement of the second protrusions 17 is not limited to being disposed in The side wall of the guiding groove 15 may also be disposed in the gap between the side wall of the guiding groove 15 and the first protrusion 16, and the second protrusion 17 may have a gap with the first protrusion 16, or The first projection 16 is not limited to be disposed at the center of the guide groove 15, and may be disposed at other positions of the guide groove 15. The manner in which the positioning grooves 18 are provided on the side walls of the guide grooves 15 includes various kinds, and is not limited to the longitudinal arrangement.
本实施例通过在导向槽内设置至少两个凸起， 只有采用与其结构相匹 配的扳手才能紧固或开启， 因此， 可进一步增强螺钉的安全性能。  In this embodiment, by providing at least two protrusions in the guide groove, only a wrench matching the structure thereof can be used for fastening or opening, and therefore, the safety performance of the screw can be further enhanced.
图 3为本实用新型实施例一种扳手的示意图， 请参考图 3:  3 is a schematic view of a wrench according to an embodiment of the present invention, please refer to FIG. 3:
一种扳手， 包括基座 21和与基座 21相连的手柄， 基座 21的一端设置 有第一凹槽 211 ,第一凹槽 211与本实用新型实施例的第一凸起 16相匹配， 包括形状和相对位置的相匹配， 基座 21的另一端设置有套孔 212, 手柄包 括两端部 221和设置在所述两端部 221之间的旋杆 222,旋杆 222横向套在 套孔 212内， 基座 21上设置有第一凹槽 211的一端还设置有与本实施例的 第二凸起 17数目相等的第二凹槽 213,第二凹槽 213与该第二凸起 17相匹 配， 包括形状和相对位置的相匹配， 基座 21上设置有第一凹槽 211的一端 还设置有与螺钉导向槽 15的侧壁上纵向设置的定位槽 18相匹配的定位块 214。 图 4为本实用新型实施例一种扳手的基座结构的仰视图。 A wrench includes a base 21 and a handle connected to the base 21. One end of the base 21 is provided with a first recess 211, and the first recess 211 is matched with the first protrusion 16 of the embodiment of the present invention. Including the matching of the shape and the relative position, the other end of the base 21 is provided with a sleeve hole 212, and the handle comprises two end portions 221 and a rotating rod 222 disposed between the two end portions 221, and the rotating rod 222 is laterally sleeved on the sleeve In the hole 212, one end of the base 21 on which the first groove 211 is disposed is further provided with a second groove 213 equal to the number of the second protrusions 17 of the embodiment, and the second groove 213 and the second protrusion 17 matching, including the matching of the shape and the relative position, the one end of the base 21 on which the first groove 211 is disposed is further provided with a positioning block 214 matching the longitudinally disposed positioning groove 18 on the side wall of the screw guiding groove 15. . 4 is a bottom plan view of a base structure of a wrench according to an embodiment of the present invention.
优选的， 所述旋杆 222可以在所述套孔 212内横向滑动。  Preferably, the rotating rod 222 can slide laterally within the sleeve hole 212.
以上所述， 仅为本实用新型的较佳实施例而已， 并非用于限定本实用 新型的保护范围。  The above description is only for the preferred embodiment of the present invention and is not intended to limit the scope of the present invention.

Claims

1、 一种防盗螺钉， 包括螺钉头部和螺钉杆部， 所述螺钉头部设置有导 向槽， 所述导向槽内设置有至少两个凸起。 An anti-theft screw comprising a screw head and a screw shaft, the screw head being provided with a guiding groove, and at least two protrusions are arranged in the guiding groove.
2、 如权利要求 1所述的螺钉， 其中， 所述螺钉头部、 螺钉杆部与全部 凸起为一体结构； 或者， 所述螺钉头部、 螺钉杆部与部分凸起为一体结构。  2. The screw according to claim 1, wherein the screw head portion and the screw shaft portion are integrally formed with all of the protrusions; or the screw head portion, the screw rod portion and the partial protrusion are integrally formed.
3、 如权利要求 1或 2所述的螺钉， 其中， 所述导向槽内设置第一凸起 和第二凸起， 所述第一凸起设置在所述导向槽的中心位置， 所述第二凸起 围绕所述第一凸起设置。  The screw according to claim 1 or 2, wherein a first protrusion and a second protrusion are disposed in the guiding groove, and the first protrusion is disposed at a center position of the guiding groove, Two protrusions are disposed around the first protrusion.
4、 如权利要求 3所述的螺钉， 其中， 所述第一凸起的端面与所述螺钉 头部的端面在同一水平面上， 所述第二凸起的端面低于所述螺钉头部的端 面。  The screw according to claim 3, wherein an end surface of the first protrusion is on a same level as an end surface of the screw head, and an end surface of the second protrusion is lower than a head of the screw End face.
5、 如权利要求 3所述的螺钉， 其中， 所述第一凸起为一个， 所述第二 凸起为偶数个。  The screw according to claim 3, wherein the first protrusion is one and the second protrusion is an even number.
6、 如权利要求 3所述的螺钉， 其中， 所述导向槽为环形， 所述第一凸 起为圆柱形， 所述第二凸起为半圆柱形。  The screw according to claim 3, wherein the guide groove is annular, the first protrusion is cylindrical, and the second protrusion is semi-cylindrical.
7、 如权利要求 3所述的螺钉， 其中， 所述第二凸起设置在所述导向槽 的侧壁上， 与所述第一凸起之间留有空隙。  7. The screw according to claim 3, wherein the second protrusion is disposed on a side wall of the guide groove, and a gap is left between the first protrusion and the first protrusion.
8、 如权利要求 1或 2所述的螺钉， 其中， 所述导向槽内设置有用于定 位扳手的定位槽。  The screw according to claim 1 or 2, wherein the guide groove is provided with a positioning groove for positioning the wrench.
9、 一种扳手， 包括基座和与所述基座相连的手柄， 所述基座的一端设 置有与权利要求 1至 8任一项所述的螺钉头部导向槽内的凸起的位置和形 状相匹配的至少两个凹槽。  A wrench comprising a base and a handle connected to the base, the one end of the base being provided with a position of a projection in the screw head guiding groove according to any one of claims 1 to 8. At least two grooves that match the shape.
10、 如权利要求 9所述的扳手， 其中， 所述基座的另一端设置有套孔， 所述手柄包括两端部和设置在所述两端部之间的旋杆， 所述旋杆横向套在 所述套孔内。 The wrench according to claim 9, wherein the other end of the base is provided with a sleeve hole, and the handle comprises two end portions and a rotary rod disposed between the two end portions, the rotary rod The sleeve is sleeved in the sleeve hole.
11、 如权利要求 10所述的扳手， 其中， 所述旋杆横向套在所述套孔内 的结构关系为： 所述旋杆以可在所述套孔内横向滑动的位置套在所述套孔 内。 The wrench according to claim 10, wherein the structural relationship of the rotary rod laterally sleeved in the sleeve hole is: the rotary rod is sleeved at a position that can slide laterally within the sleeve hole Set inside the hole.
PCT/CN2011/084483 2011-07-19 2011-12-22 Anti-theft screw and wrench WO2012152015A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201120254857.8 2011-07-19
CN 201120254857 CN202301391U (en) 2011-07-19 2011-07-19 Anti-theft bolt and wrench

Publications (1)

Publication Number Publication Date
WO2012152015A1 true WO2012152015A1 (en) 2012-11-15

Family

ID=46370298

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2011/084483 WO2012152015A1 (en) 2011-07-19 2011-12-22 Anti-theft screw and wrench

Country Status (2)

Country Link
CN (1) CN202301391U (en)
WO (1) WO2012152015A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104626025A (en) * 2014-12-30 2015-05-20 合肥鑫晟光电科技有限公司 Torque wrench and friction processing equipment
CN104786185B (en) * 2015-03-31 2016-06-01 国家电网公司 The anti-special suit of divulging a secret of power system microcomputer
CN105465147A (en) * 2015-11-30 2016-04-06 苏州迪诺环保科技有限公司 Combined screw
CN107642539A (en) * 2017-10-28 2018-01-30 东台市凯润精密机械股份有限公司 A kind of stainless steel safe antitheft screw
CN112922951B (en) * 2021-01-18 2022-12-06 深圳市朗固精密五金有限公司 Anti-theft bolt assembly

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2728318A1 (en) * 1994-12-19 1996-06-21 Vassal Michel Anti=theft screw or nut for mounting on motor vehicle wheels with specially coded key for its release
CN201318381Y (en) * 2008-10-20 2009-09-30 中兴通讯股份有限公司 Novel anti-theft screw and unscrewing spanner employing same
CN201531507U (en) * 2009-09-16 2010-07-21 范仕仁 Non-standard anti-dismantle bolt and special purpose spanner
CN201636168U (en) * 2010-01-29 2010-11-17 上海永久自行车有限公司 Special-shaped screw nail

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2728318A1 (en) * 1994-12-19 1996-06-21 Vassal Michel Anti=theft screw or nut for mounting on motor vehicle wheels with specially coded key for its release
CN201318381Y (en) * 2008-10-20 2009-09-30 中兴通讯股份有限公司 Novel anti-theft screw and unscrewing spanner employing same
CN201531507U (en) * 2009-09-16 2010-07-21 范仕仁 Non-standard anti-dismantle bolt and special purpose spanner
CN201636168U (en) * 2010-01-29 2010-11-17 上海永久自行车有限公司 Special-shaped screw nail

Also Published As

Publication number Publication date
CN202301391U (en) 2012-07-04

Similar Documents

Publication Publication Date Title
WO2012152015A1 (en) Anti-theft screw and wrench
JP5911025B2 (en) Torque transmission driver
US9162346B2 (en) Multiple size socket
US20170209989A1 (en) Multifunctional screwdriver
CN203548496U (en) Double-bolt-head bolt preventing thread stripping
CN206918027U (en) A kind of Anti-dismantle screw
TW201623814A (en) Drive structure of screw
US20150165613A1 (en) Connection fixed device for host and accessory of swing tools
TWI579111B (en) Star screwdriver system
US7311021B2 (en) Wrench engagement technologies
RU2541256C1 (en) Universal spanner
CN219366543U (en) Nut and bolt
CN219235168U (en) Multipurpose screw socket wrench
CN203779451U (en) Rotating device
CN102182745A (en) Self-locking nut
CN111015563B (en) Socket spanner
CN202225132U (en) Twelve-point torx socket wrench
CN202732600U (en) Screw
CN216241725U (en) Anti-dismantling fastener
TW201303167A (en) Screw and heat dissipating apparatus with screw
CN202001474U (en) Self-locking screw nut
CN201493791U (en) Bolt wrench
KR20180017800A (en) Hexagonal slotted screws Phillips
CN204450416U (en) Bolt disassembling tool
CN206190697U (en) Hexagonal socket head cap screw

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 11864916

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 11864916

Country of ref document: EP

Kind code of ref document: A1