WO2018098837A1 - Beveled self-locking nut - Google Patents

Beveled self-locking nut Download PDF

Info

Publication number
WO2018098837A1
WO2018098837A1 PCT/CN2016/108851 CN2016108851W WO2018098837A1 WO 2018098837 A1 WO2018098837 A1 WO 2018098837A1 CN 2016108851 W CN2016108851 W CN 2016108851W WO 2018098837 A1 WO2018098837 A1 WO 2018098837A1
Authority
WO
WIPO (PCT)
Prior art keywords
bevel
washer
beveled
self
nut
Prior art date
Application number
PCT/CN2016/108851
Other languages
French (fr)
Chinese (zh)
Inventor
陈卫江
Original Assignee
陈卫江
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 陈卫江 filed Critical 陈卫江
Publication of WO2018098837A1 publication Critical patent/WO2018098837A1/en

Links

Images

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
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B39/00—Locking of screws, bolts or nuts
    • F16B39/02—Locking of screws, bolts or nuts in which the locking takes place after screwing down
    • F16B39/12—Locking of screws, bolts or nuts in which the locking takes place after screwing down by means of locknuts
    • F16B39/122—Locking of screws, bolts or nuts in which the locking takes place after screwing down by means of locknuts foreseen with mating surfaces inclined, i.e. not normal, to the bolt axis

Definitions

  • the present invention relates to a bevel nut in the field of fasteners, and more particularly to a beveled self-locking nut.
  • the locknut is a fastener having an internal thread and used in conjunction with a bolt, having an internal thread and used in conjunction with the screw to transfer motion or power to the mechanical part.
  • the nut is used in conjunction with the bolt and the screw to connect the fastening mechanism.
  • the locknut is usually permanently attached to the thread by a special engineering plastic, so that the internal and external threads are tightened during the tightening process, and the engineering plastic is squeezed to generate a strong reaction force, which greatly increases the friction between the internal and external threads.
  • the absolute resistance to vibration The existing locknut structure design is relatively complicated and its production cost is high.
  • the locker nut is simpler in structure and low in cost, and cannot meet the needs of actual industrial production and use.
  • the technical problem to be solved by the present invention is to provide an improved bevel self-locking nut which effectively prevents the nut from loosening in the fastening structure.
  • a bevel self-locking nut comprising a bevel nut body and a bevel washer; the bevel washer has a bevel at the same angle as the bevel nut body, the bevel angle is 5-70°; the bevel nut body is fitted to the bevel of the bevel washer After threading through the bevel nut Mounted on the bolt with the matching; the center of the bevel washer is provided with a through hole for fitting on the bolt and causing the bevel washer to be obliquely displaced by the torsion nut of the bevel nut; the through hole is also provided at the intersection of the bevel washer An arcuate groove that can be snapped onto the bolt for self-locking after the bevel washer is tilted.
  • the bevel nut body is composed of a combination of a hex nut of an upper portion thereof and a beveled ring of a lower portion, and a slope of the bevel ring corresponds to a bevel on the bevel washer.
  • the through hole is an eccentric hole, so that the bevel washer is more beautiful overall when used in combination with the bevel nut, and the eccentricity of the hole can be determined according to the size of the bevel washer and the force of the bevel nut body.
  • the lower surface of the bevel washer is an inclined surface whose center is inclined toward the edge, and the inclination angle is 1-10° to prevent the lower surface of the bevel washer from coming into contact with the end of the bolt for a long time to wear.
  • the lower surface has an inclination angle of 2-8°.
  • the angle of the slope is 10-60°.
  • the angle of the bevel is 20-50°.
  • the bevel nut body and the bevel washer need to rotate synchronously during the locking process, and the interaction between the two bevels prevents the bevel nut body from rotating when the bevel nut body and the bevel washer are not synchronized.
  • the material hardness of the above-mentioned bevel washer is less than the hardness of the material used for the bolt, preventing The curved groove on the beveled washer snaps into the thread of the bolt and damages the thread.
  • the invention has the advantages that the device of the invention is simple in structure, convenient to use, and can be mass-produced; the arc-shaped groove on the bevel washer can be engaged on the thread of the bolt to effectively prevent the nut from being affected by the external force. Looseness can be widely used in the structure of the nut-like loose.
  • Figure 1 is a schematic front view of the structure of the present invention
  • FIG. 2 is a schematic structural view of a body of a bevel nut in the present invention.
  • Figure 3 is a schematic view showing the structure of the gasket in the present invention.
  • Figure 4 is a schematic plan view showing the structure of the gasket of the present invention.
  • Figure 5 is a schematic front view of the gasket of the present invention.
  • a bevel self-locking nut comprises a bevel nut body 1 and a bevel washer 2;
  • the bevel nut body 1 is a beveled circle of a hex nut 11 and a lower portion of an upper portion thereof a combination of the ring 12,
  • the bevel washer 2 has a bevel at the same angle as the bevel nut body 1, and the angle of the bevel on the bevel ring 12 and the bevel washer is between 5 and 70 degrees;
  • the through hole 21 of the female body 1 is obliquely displaced, and the through hole 21 and the inclined washer 2 are further provided with an arcuate groove 22 which can be engaged with the bolt 3 to be self-locking after the inclined washer 2 is obliquely moved.
  • the through hole 21 shown in FIG. 5 is an eccentric hole, which ensures that the bevel washer 2 is more beautiful overall when used in conjunction with the bevel nut 1.
  • the lower surface 23 of the bevel washer 2 is an inclined surface inclined to the center, and the inclination angle is 1. -10°, preferably in the range of 2-8°.
  • the angle of the bevel on the bevel nut body 1 and the bevel washer 2 is preferably 10-60, and the bevel angle is further preferably 20-50.
  • the bevel nut body 1 is fitted to the inclined surface of the bevel washer 2 and then rotated synchronously through the internal thread of the bevel nut body 1 to be screwed on the bolt 3, and the bevel nut body 1 is continuously tightened, and the bevel washer 2 below the bevel nut body 1 is subjected to the torsion force. After the action, the inclined hole 21 is obliquely moved along the inclined surface, and the curved groove 22 on the inclined washer 2 is engaged with the thread of the bolt 3.
  • the bevel nut body 1 can be prevented from rotating, and the through hole 21 of the bevel washer 2 can make the arcuate groove 22 engage with the thread under the action of the torsion force, ensuring that the bevel washer 2 does not rotate, thereby functioning as a self-locking.
  • the bevel nut body 1 and the gasket 2 are first glued together, so as to be screwed onto the bolt 3 matched with it, and the bevel nut body 1 is continuously tightened, and the bevel nut body 1 and the bevel washer 2 are applied under the action of external force. A misalignment occurs along the slope, the glue falls off, and the arcuate groove 23 on the bevel washer 2 engages the thread of the bolt 3.
  • the present invention was examined by a lateral vibration test.
  • Table 1 shows that when the amplitude is ⁇ 1.2mm, the vibration force is 5.0 ⁇ 0.5KN, the frequency is 12.5Hz, the number of vibrations is 3000, and the initial axial force is 36.68KN, the ratio of residual axial force to initial axial force is 75.68%. ;
  • the vibration force when the amplitude is 1.6 mm, the vibration force is 7.8 ⁇ 0.5 KN, the frequency is 12.5 Hz, and the number of vibrations is 3000 times, the initial axial force is 71.60 KN, and the residual axial force is 68.40 KN, and the residual axial force is The ratio of the initial axial force is 95.53%, and the device of the invention still has a large axial force after repeated vibrations;
  • Line I in Table 2 is the characteristic curve of the present invention
  • line II is the characteristic curve of the anti-vibration nut applied to the railway track
  • line III is the characteristic curve of the ordinary anti-vibration nut, whereby it can be found that the device of the present invention is shockproof compared with other anti-vibration nuts. Long time, good anti-vibration effect and stable performance.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bolts, Nuts, And Washers (AREA)

Abstract

A beveled self-locking nut comprises a beveled nut body (1) and a beveled washer (2) having a bevel at the same angle as the beveled nut body (1); the beveled nut body (1) is installed on a matching bolt (3) after being fit with the bevel of the beveled washer (2); a through hole (21) is provided at the center of the beveled washer (2) so as to be easily put on the bolt (3), and provided at an intersection of the through hole (21) and the beveled washer (2) is an arc-shaped groove (22) for enabling the beveled washer (2) to engage with the bolt (3) for self-locking after the beveled washer (2) is tilted. The beveled self-locking nut is used to fit the beveled nut body (1) with the bevel of the beveled washer (2) and install it on the bolt (3) to tighten the bevel nut body (1). The bevel washer (2) is offset along the bevel when it is applied to force, and the arc-shaped groove (22) in the bevel washer (2) engages with threads of the bolt (3) to effectively prevent the nut from loosening under the influence of an external force. The beveled self-locking nut is simple in structure, novel and unique, can be mass produced, and has a wide range of applications.

Description

一种斜面自锁螺母Bevel self-locking nut 技术领域：Technical field:
本发明涉及紧固件领域中的斜面螺母，尤其是一种斜面自锁螺母。The present invention relates to a bevel nut in the field of fasteners, and more particularly to a beveled self-locking nut.
背景技术：Background technique:
防松螺母是具有内螺纹并与螺栓配合使用的紧固件,具有内螺纹并与螺配合使用用以传递运动或动力的机械零件。螺母与螺栓、螺钉配合使用，起连接紧固机件作用。防松螺母通常是以特殊的工程塑料永久的附着在螺纹上，使内外螺纹在缩紧过程，工程塑料被挤压而产生强大的反作用力，极大地增加了内外螺纹之间的摩擦力，提供了对振动的绝对阻力。目前已有的防松螺母结构设计都较为复杂，并且其生产成本较高。结构较为简单、成本低廉的防松螺母较少，并不能满足实际工业生产和使用的需要。The locknut is a fastener having an internal thread and used in conjunction with a bolt, having an internal thread and used in conjunction with the screw to transfer motion or power to the mechanical part. The nut is used in conjunction with the bolt and the screw to connect the fastening mechanism. The locknut is usually permanently attached to the thread by a special engineering plastic, so that the internal and external threads are tightened during the tightening process, and the engineering plastic is squeezed to generate a strong reaction force, which greatly increases the friction between the internal and external threads. The absolute resistance to vibration. The existing locknut structure design is relatively complicated and its production cost is high. The locker nut is simpler in structure and low in cost, and cannot meet the needs of actual industrial production and use.
发明内容：Summary of the invention:
本发明要解决的技术问题是提供一种有效防止紧固结构中螺母发生松动的改进型斜面自锁螺母。The technical problem to be solved by the present invention is to provide an improved bevel self-locking nut which effectively prevents the nut from loosening in the fastening structure.
为解决上述问题，本发明是通过以下技术方案实现的：In order to solve the above problems, the present invention is achieved by the following technical solutions:
一种斜面自锁螺母，包括斜面螺母本体和斜面垫圈；所述斜面垫圈上具有与斜面螺母本体同角度的斜面，斜面角度为5-70°；所述斜面螺母本体与斜面垫圈的斜面贴合后通过斜面螺母本体内螺纹安 装在与之配合的螺栓上；所述斜面垫圈中心处设有便于套在螺栓上并使斜面垫圈受斜面螺母本体扭力发生斜移的通孔，所述通孔与斜面垫圈相交处还设有使斜面垫圈斜移后能够咬合在螺栓上进行自锁的弧形槽。当斜面螺母本体与斜面垫圈贴合安装在螺栓上后，拧紧斜面螺母本体，斜面垫圈受到扭力后在通孔内发生斜移，同时弧形槽咬合在螺栓的螺纹上从而达到自锁的效果。A bevel self-locking nut comprising a bevel nut body and a bevel washer; the bevel washer has a bevel at the same angle as the bevel nut body, the bevel angle is 5-70°; the bevel nut body is fitted to the bevel of the bevel washer After threading through the bevel nut Mounted on the bolt with the matching; the center of the bevel washer is provided with a through hole for fitting on the bolt and causing the bevel washer to be obliquely displaced by the torsion nut of the bevel nut; the through hole is also provided at the intersection of the bevel washer An arcuate groove that can be snapped onto the bolt for self-locking after the bevel washer is tilted. When the bevel nut body and the bevel washer are attached to the bolt, the bevel nut body is tightened, and the bevel washer is subjected to the torsion force and then obliquely moved in the through hole, and the arc groove is engaged on the thread of the bolt to achieve the self-locking effect.
作为优选，所述斜面螺母本体是由其上部分的六角螺母与下部分的斜面圆环的结合组成，斜面圆环的斜面和斜面垫圈上的斜面相对应。Preferably, the bevel nut body is composed of a combination of a hex nut of an upper portion thereof and a beveled ring of a lower portion, and a slope of the bevel ring corresponds to a bevel on the bevel washer.
作为优选，所述通孔为偏心孔，使得斜面垫圈与斜面螺母配合使用后整体更加美观，所述孔的偏心距可根据斜面垫圈的尺寸、斜面螺母本体的受力大小进行确定。Preferably, the through hole is an eccentric hole, so that the bevel washer is more beautiful overall when used in combination with the bevel nut, and the eccentricity of the hole can be determined according to the size of the bevel washer and the force of the bevel nut body.
作为优选，所述斜面垫圈的下表面为中心向边缘倾斜的倾斜面，倾斜角度为1-10°可防止斜面垫圈的下表面与螺栓端部长时间接触发生磨损。Preferably, the lower surface of the bevel washer is an inclined surface whose center is inclined toward the edge, and the inclination angle is 1-10° to prevent the lower surface of the bevel washer from coming into contact with the end of the bolt for a long time to wear.
作为优选，所述下表面的倾斜角度为2-8°。Preferably, the lower surface has an inclination angle of 2-8°.
作为优选，所述斜面的角度为10-60°。Preferably, the angle of the slope is 10-60°.
作为优选，所述斜面的角度为20-50°。Preferably, the angle of the bevel is 20-50°.
作为优选，所述斜面螺母本体和斜面垫圈在锁紧过程中需同步转动，通过两个斜面的相互作用，在斜面螺母本体和斜面垫圈不同步的情况下可以防止斜面螺母本体发生转动，起到自锁的作用。Preferably, the bevel nut body and the bevel washer need to rotate synchronously during the locking process, and the interaction between the two bevels prevents the bevel nut body from rotating when the bevel nut body and the bevel washer are not synchronized. The role of self-locking.
上述斜面垫圈所采用的材料硬度小于螺栓采用的材料硬度，防止 斜面垫圈上的弧形槽咬合在螺栓的螺纹后损坏螺纹。The material hardness of the above-mentioned bevel washer is less than the hardness of the material used for the bolt, preventing The curved groove on the beveled washer snaps into the thread of the bolt and damages the thread.
与现有技术相比，本发明的有益之处在于：本发明装置结构简单，方便使用，可进行批量生产；通过斜面垫圈上的弧形槽咬合在螺栓的螺纹上能够有效防止螺母受外力影响发生松动，可广泛运用于螺母仿松的结构中。Compared with the prior art, the invention has the advantages that the device of the invention is simple in structure, convenient to use, and can be mass-produced; the arc-shaped groove on the bevel washer can be engaged on the thread of the bolt to effectively prevent the nut from being affected by the external force. Looseness can be widely used in the structure of the nut-like loose.
附图说明：BRIEF DESCRIPTION OF THE DRAWINGS:
下面结合附图对本发明进一步说明：The present invention is further described below in conjunction with the accompanying drawings:
图1是本发明主视结构示意图；Figure 1 is a schematic front view of the structure of the present invention;
图2是本发明中斜面螺母本体结构示意图；2 is a schematic structural view of a body of a bevel nut in the present invention;
图3是本发明中垫圈结构示意图；Figure 3 is a schematic view showing the structure of the gasket in the present invention;
图4是本发明中垫圈俯视结构示意图；Figure 4 is a schematic plan view showing the structure of the gasket of the present invention;
图5是本发明中垫圈主视结构示意图。Figure 5 is a schematic front view of the gasket of the present invention.
图中：1、斜面螺母本体；11、六角螺母；12、斜面圆环；2、垫圈；21、通孔；22、弧形槽；23、下表面；3、螺栓。In the figure: 1, the bevel nut body; 11, hex nut; 12, bevel ring; 2, washer; 21, through hole; 22, curved groove; 23, lower surface; 3, bolt.
具体实施方式：detailed description:
下面结合附图及具体实施方式对本发明进行详细描述：The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
如图1、图2和图3所示的一种斜面自锁螺母，包括斜面螺母本体1和斜面垫圈2；所述斜面螺母本体1是由其上部分的六角螺母11与下部分的斜面圆环12的结合组成，所述斜面垫圈2上具有与斜面螺母本体1同角度的斜面，斜面圆环12与斜面垫圈上的斜面角度都位于5-70°之间；所述斜面螺母本体1与斜面垫圈1的斜面贴合后通过斜面螺母本体1内螺纹安装在与之配合的螺栓3上；如图4所示的斜面垫圈2中心处设有便于套在螺栓3上并使斜面垫圈2受斜面螺 母本体1扭力发生斜移的通孔21，所述通孔21与斜面垫圈2相交处还设有使斜面垫圈2斜移后能够咬合在螺栓3上进行自锁的弧形槽22。如图5所示的通孔21为偏心孔，确保斜面垫圈2与斜面螺母1配合使用后整体更加美观，所述斜面垫圈2的下表面23为中心向边缘倾斜的倾斜面，倾斜角度为1-10°，优选范围2-8°。As shown in FIG. 1, FIG. 2 and FIG. 3, a bevel self-locking nut comprises a bevel nut body 1 and a bevel washer 2; the bevel nut body 1 is a beveled circle of a hex nut 11 and a lower portion of an upper portion thereof a combination of the ring 12, the bevel washer 2 has a bevel at the same angle as the bevel nut body 1, and the angle of the bevel on the bevel ring 12 and the bevel washer is between 5 and 70 degrees; the bevel nut body 1 and After the inclined surface of the bevel washer 1 is fitted, the nut of the bevel nut body 1 is internally threaded on the bolt 3 matched with the nut; the center of the bevel washer 2 shown in FIG. 4 is arranged to be easily sleeved on the bolt 3 and the bevel washer 2 is received. Beveled snail The through hole 21 of the female body 1 is obliquely displaced, and the through hole 21 and the inclined washer 2 are further provided with an arcuate groove 22 which can be engaged with the bolt 3 to be self-locking after the inclined washer 2 is obliquely moved. The through hole 21 shown in FIG. 5 is an eccentric hole, which ensures that the bevel washer 2 is more beautiful overall when used in conjunction with the bevel nut 1. The lower surface 23 of the bevel washer 2 is an inclined surface inclined to the center, and the inclination angle is 1. -10°, preferably in the range of 2-8°.
所述斜面螺母本体1与斜面垫圈2上的斜面角度优选为10-60°，所述斜面角度进一步优选为20-50°。The angle of the bevel on the bevel nut body 1 and the bevel washer 2 is preferably 10-60, and the bevel angle is further preferably 20-50.
所述斜面螺母本体1与斜面垫圈2的斜面贴合后同步旋转通过斜面螺母本体1内螺纹旋紧在螺栓3上，继续旋紧斜面螺母本体1，斜面螺母本体1下方的斜面垫圈2受到扭力作用后沿着斜面在通孔21发生斜移，斜面垫圈2上的弧形槽22咬合在螺栓3的螺纹上，由于两个斜面的相互作用，当斜面螺母本体1和斜面垫圈2不同步的情况下可以防止斜面螺母本体1发生转动，同时斜面垫圈2的通孔21在扭力是作用下使弧形槽22咬合在螺纹上，确保斜面垫圈2不产生旋转，从而起到自锁的作用。在使用时先将斜面螺母本体1与垫圈2通过胶水粘合在一起，便于旋到与之配合的螺栓3上，继续拧紧斜面螺母本体1，在外力的作用下斜面螺母本体1与斜面垫圈2沿着斜面发生错位偏移，胶水脱落，同时斜面垫圈2上的弧形槽23咬合在螺栓3的螺纹上。The bevel nut body 1 is fitted to the inclined surface of the bevel washer 2 and then rotated synchronously through the internal thread of the bevel nut body 1 to be screwed on the bolt 3, and the bevel nut body 1 is continuously tightened, and the bevel washer 2 below the bevel nut body 1 is subjected to the torsion force. After the action, the inclined hole 21 is obliquely moved along the inclined surface, and the curved groove 22 on the inclined washer 2 is engaged with the thread of the bolt 3. Due to the interaction of the two inclined surfaces, when the inclined nut body 1 and the inclined washer 2 are not synchronized In this case, the bevel nut body 1 can be prevented from rotating, and the through hole 21 of the bevel washer 2 can make the arcuate groove 22 engage with the thread under the action of the torsion force, ensuring that the bevel washer 2 does not rotate, thereby functioning as a self-locking. In use, the bevel nut body 1 and the gasket 2 are first glued together, so as to be screwed onto the bolt 3 matched with it, and the bevel nut body 1 is continuously tightened, and the bevel nut body 1 and the bevel washer 2 are applied under the action of external force. A misalignment occurs along the slope, the glue falls off, and the arcuate groove 23 on the bevel washer 2 engages the thread of the bolt 3.
为了进一步了解本发明的防震效果，通过横向振动试验对本发明进行检测。In order to further understand the anti-vibration effect of the present invention, the present invention was examined by a lateral vibration test.
如表1和表2所示是对本发明进行横向振动试验的测试结果，从 表1中可知当振幅为±1.2mm，振动力5.0±0.5KN，频率为12.5Hz，振动次数为3000次，初始轴力为36.68KN进行试验时，残余轴力与初始轴力比值为75.68％；As shown in Table 1 and Table 2, the test results of the lateral vibration test of the present invention are as follows. Table 1 shows that when the amplitude is ±1.2mm, the vibration force is 5.0±0.5KN, the frequency is 12.5Hz, the number of vibrations is 3000, and the initial axial force is 36.68KN, the ratio of residual axial force to initial axial force is 75.68%. ;
另一实施例中，当振幅为1.6mm，振动力7.8±0.5KN，频率为12.5Hz，振动次数为3000次进行试验时，初始轴力为71.60KN，残余轴力为68.40KN，残余轴力与初始轴力比值为95.53％，经过多次振动本发明装置仍然具有较大的轴力；In another embodiment, when the amplitude is 1.6 mm, the vibration force is 7.8±0.5 KN, the frequency is 12.5 Hz, and the number of vibrations is 3000 times, the initial axial force is 71.60 KN, and the residual axial force is 68.40 KN, and the residual axial force is The ratio of the initial axial force is 95.53%, and the device of the invention still has a large axial force after repeated vibrations;
表2中线Ⅰ为本发明的特性曲线，线Ⅱ为应用于铁路轨道上的防震螺母特性曲线，线Ⅲ为普通抗震螺母的特性曲线，由此可以发现本发明装置相比其他的防震螺母，防震时间长，防震效果好，性能稳定。Line I in Table 2 is the characteristic curve of the present invention, line II is the characteristic curve of the anti-vibration nut applied to the railway track, and line III is the characteristic curve of the ordinary anti-vibration nut, whereby it can be found that the device of the present invention is shockproof compared with other anti-vibration nuts. Long time, good anti-vibration effect and stable performance.
Figure PCTCN2016108851-appb-000001
Figure PCTCN2016108851-appb-000001
表1 Table 1
Figure PCTCN2016108851-appb-000002
Figure PCTCN2016108851-appb-000002
表2Table 2
需要强调的是：以上仅是本发明的较佳实施例而已，并非对本发明作任何形式上的限制，凡是依据本发明的技术实质对以上实施例所作的任何简单修改、等同变化与修饰，均仍属于本发明技术方案的范围内。 It is to be understood that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, any simple modifications, equivalent changes and modifications to the above embodiments in accordance with the technical spirit of the present invention. Still falling within the scope of the technical solution of the present invention.

Claims (8)

  1. 一种斜面自锁螺母，其特征在于：包括斜面螺母本体(1)和斜面垫圈(2)；所述斜面垫圈(2)上具有与斜面螺母本体(1)同角度的斜面，斜面角度为5-70°；所述斜面螺母本体(1)与斜面垫圈(1)的斜面贴合后通过斜面螺母本体(1)内螺纹安装在与之配合的螺栓(3)上；所述斜面垫圈(2)中心处设有便于套在螺栓(3)上并使斜面垫圈(2)受斜面螺母本体(1)扭力发生斜移的通孔(21)，所述通孔(21)与斜面垫圈(2)相交处还设有使斜面垫圈(2)斜移后能够咬合在螺栓(3)上进行自锁的弧形槽(22)。A bevel self-locking nut, comprising: a bevel nut body (1) and a bevel washer (2); the bevel washer (2) has a bevel at the same angle as the bevel nut body (1), the bevel angle is 5 -70°; the bevel nut body (1) is fitted to the inclined surface of the bevel washer (1) and is internally threaded on the bolt (3) fitted thereto by the bevel nut body (1); the bevel washer (2) The center is provided with a through hole (21) for fitting the bolt (3) and causing the bevel washer (2) to be inclined by the torsion force of the bevel nut body (1), the through hole (21) and the bevel washer (2) The intersection is also provided with an arcuate groove (22) which can be self-locking on the bolt (3) after the bevel washer (2) is obliquely moved.
  2. 根据权利要求1所述的斜面自锁螺母，其特征在于：所述斜面螺母本体(1)是由其上部分的六角螺母(11)与下部分的斜面圆环(12)的结合组成。A beveled self-locking nut according to claim 1, wherein said bevel nut body (1) is composed of a combination of a hex nut (11) of an upper portion thereof and a beveled ring (12) of a lower portion.
  3. 根据权利要求1所述的斜面自锁螺母，其特征在于：所述通孔(21)为偏心孔。The bevel self-locking nut according to claim 1, wherein the through hole (21) is an eccentric hole.
  4. 根据权利要求1所述的斜面自锁螺母，其特征在于：所述斜面垫圈(2)的下表面(23)为中心向边缘倾斜的倾斜面，倾斜角度为1-10°。The bevel self-locking nut according to claim 1, characterized in that the lower surface (23) of the bevel washer (2) is an inclined surface which is inclined toward the center, and the inclination angle is 1-10.
  5. 根据权利要求4所述的斜面自锁螺母，其特征在于：所述下表面(23)的倾斜角度为2-8°。The bevel self-locking nut according to claim 4, characterized in that the lower surface (23) has an inclination angle of 2-8.
  6. 根据权利要求1所述的斜面自锁螺母，其特征在于：所述斜面的角度为10-60°。The beveled self-locking nut of claim 1 wherein said bevel has an angle of between 10 and 60 degrees.
  7. 根据权利要求1所述的斜面自锁螺母，其特征在于：所述斜 面的角度为20-50°。The bevel self-locking nut according to claim 1, wherein said inclined The angle of the face is 20-50°.
  8. 根据权利要求1-7任一项所述的斜面自锁螺母，其特征在于：所述斜面螺母本体(1)和斜面垫圈(2)同步转动。 The bevel self-locking nut according to any one of claims 1 to 7, characterized in that the bevel nut body (1) and the bevel washer (2) rotate synchronously.
PCT/CN2016/108851 2016-12-01 2016-12-07 Beveled self-locking nut WO2018098837A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201611085607.X 2016-12-01
CN201611085607.XA CN106640911A (en) 2016-12-01 2016-12-01 Beveled self-locking nut

Publications (1)

Publication Number Publication Date
WO2018098837A1 true WO2018098837A1 (en) 2018-06-07

Family

ID=58813585

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2016/108851 WO2018098837A1 (en) 2016-12-01 2016-12-07 Beveled self-locking nut

Country Status (2)

Country Link
CN (1) CN106640911A (en)
WO (1) WO2018098837A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110725848A (en) * 2018-06-25 2020-01-24 罗天珍 Oblique wedge locknut pair, manufacturing process and mounting method
CN114526575A (en) * 2022-03-01 2022-05-24 青岛海容商用冷链股份有限公司 Refrigerator noise reduction device

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2705741A1 (en) * 2017-09-22 2019-03-26 Itw Metal Fasteners S L Device and procedure for fastening an accessory of a vehicle (Machine-translation by Google Translate, not legally binding)
CN107989882B (en) * 2018-01-02 2024-02-20 福建泉州市金正机械有限公司 Enclasping type lockbolt pair
CN108194034B (en) * 2018-03-19 2018-10-30 正弦科技有限公司 Five preventing oil pipes and short circuit
CN108253005A (en) * 2018-03-27 2018-07-06 毕书鹏 Stop nut and locking gear and retention device
CN111075824B (en) * 2019-11-12 2021-05-04 成都迈特航空制造有限公司 Screw assembly
CN111452495B (en) * 2020-03-30 2024-05-14 武汉立信美龙模具有限公司 Position-adjustable relief plate, relief plate printer and position adjustment method
CN111649048B (en) * 2020-07-06 2021-09-14 罗章平 Locknut external member

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB191110945A (en) * 1911-05-05 1912-05-02 Arthur Evans Kirton Improvements in Means for Locking Nuts.
GB211653A (en) * 1923-01-08 1924-02-28 Walter Johan Wisch Improvements in nut locks
US3236277A (en) * 1963-11-21 1966-02-22 Illinois Tool Works Wedge spring washer
CN1090629A (en) * 1992-09-18 1994-08-10 汉斯·屈尔 In order to connect the device of at least two members
CN2366605Y (en) * 1998-05-13 2000-03-01 苍南县爱德电力配件厂 Bolt type loosen-proof and dismantling-proof screw nut
CN105526231A (en) * 2016-02-01 2016-04-27 陈卫江 Shock-proof slope nut
CN205478820U (en) * 2016-02-01 2016-08-17 陈卫江 Inclined plane antidetonation nut
CN206246497U (en) * 2016-12-01 2017-06-13 陈卫江 Inclined-plane self-locking nut

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5496142A (en) * 1993-07-20 1996-03-05 Applied Materials, Inc. Slotted conical spring washer
JP2003148438A (en) * 2001-11-13 2003-05-21 Takenaka:Kk Fastening device
KR20110134365A (en) * 2011-11-28 2011-12-14 석 규 이 Loosen Anti-Ratched trapezoidal Nuts
JP2014055637A (en) * 2012-09-13 2014-03-27 Sanco Industry Kk Anti-loose washer
CN204387060U (en) * 2015-01-20 2015-06-10 嘉兴春祐精密模具有限公司 Seal wheel nut
CN105317815A (en) * 2015-11-26 2016-02-10 申益 Self-reactive force coaxial washer
CN205371265U (en) * 2015-12-15 2016-07-06 重庆触视科技有限公司 Integrated configuration of packing ring and bolt

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB191110945A (en) * 1911-05-05 1912-05-02 Arthur Evans Kirton Improvements in Means for Locking Nuts.
GB211653A (en) * 1923-01-08 1924-02-28 Walter Johan Wisch Improvements in nut locks
US3236277A (en) * 1963-11-21 1966-02-22 Illinois Tool Works Wedge spring washer
CN1090629A (en) * 1992-09-18 1994-08-10 汉斯·屈尔 In order to connect the device of at least two members
CN2366605Y (en) * 1998-05-13 2000-03-01 苍南县爱德电力配件厂 Bolt type loosen-proof and dismantling-proof screw nut
CN105526231A (en) * 2016-02-01 2016-04-27 陈卫江 Shock-proof slope nut
CN205478820U (en) * 2016-02-01 2016-08-17 陈卫江 Inclined plane antidetonation nut
CN206246497U (en) * 2016-12-01 2017-06-13 陈卫江 Inclined-plane self-locking nut

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110725848A (en) * 2018-06-25 2020-01-24 罗天珍 Oblique wedge locknut pair, manufacturing process and mounting method
CN114526575A (en) * 2022-03-01 2022-05-24 青岛海容商用冷链股份有限公司 Refrigerator noise reduction device
CN114526575B (en) * 2022-03-01 2024-04-09 青岛海容商用冷链股份有限公司 Noise reduction device for refrigerator

Also Published As

Publication number Publication date
CN106640911A (en) 2017-05-10

Similar Documents

Publication Publication Date Title
WO2018098837A1 (en) Beveled self-locking nut
JP6452795B2 (en) Lock nut
WO2015000318A1 (en) Anti-loosening threaded part
JP2013087947A (en) Crossbolt locking combination nut
WO2017101610A1 (en) Mount hook
CN207393691U (en) A kind of derotation self-locking loose-proof thread fastener
CN101922496A (en) Bolt and bolt connecting structure thereof
CN206320157U (en) The Anti-loosen stop nut radially locked
CN105387056A (en) Device for preventing nut looseness
CN201255167Y (en) Self-locking nut
CN107630907A (en) A kind of derotation self-locking loose-proof thread fastener and its application method
JP2014119000A (en) Double lock nut
CN105526231A (en) Shock-proof slope nut
CN105041831A (en) Anti-loosening nut
CN202194924U (en) Tightening device with bidirectional threads
CN108374828A (en) Anti-loosening nut
CN201973049U (en) Fastening screw nut
CN208804099U (en) A kind of screw thread self-locking locking device based on inclination angle inclined-plane
WO2015000317A1 (en) Anti-loosening cylindrical threaded part
JP2016011749A (en) Structure for preventing looseness of bolt and nut
JP2011133009A (en) Fastener with conical surface
WO2019205957A1 (en) Double-nut threaded joint preventing self-rotation in loosening direction
WO2009024093A1 (en) A lockable and antirust bolt fastener
WO2015000316A1 (en) Anti-loosening cylindrical threaded part
CN210799674U (en) Locking nut

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: 16922905

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: 16922905

Country of ref document: EP

Kind code of ref document: A1