CN104358287B - Locking pin - Google Patents

Locking pin Download PDF

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Publication number
CN104358287B
CN104358287B CN201410548039.7A CN201410548039A CN104358287B CN 104358287 B CN104358287 B CN 104358287B CN 201410548039 A CN201410548039 A CN 201410548039A CN 104358287 B CN104358287 B CN 104358287B
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China
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pin
recess
groove
body
locking pin
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CN201410548039.7A
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Chinese (zh)
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CN104358287A (en
Inventor
姬鹏举
黄意业
林明智
邓颖章
蒙秋红
杨雪芹
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广西柳工机械股份有限公司
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Publication of CN104358287A publication Critical patent/CN104358287A/en
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Publication of CN104358287B publication Critical patent/CN104358287B/en

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Abstract

本发明公开了一种锁紧销,涉及机械连接件技术领域,它包括销体,所述销体为一直杆,所述销体的侧面开设有凹槽,所述销体上安装有封闭所述凹槽槽口的盖板,所述盖板和所述凹槽合围形成的腔室内卡设有活动榫和弹性体,所述活动榫具有从所述凹槽槽壁伸出所述销体的榫头和置于所述凹槽内的限位部,所述限位部与所述榫头连接的一端与所述凹槽壁体相抵,所述限位部的自由端与所述弹性体相抵接,所述限位部和所述弹性体密封于所述腔室内。 The present invention discloses a locking pin, relates to the field of mechanical connection comprising a pin member, the pin member is a straight rod, the side surface of the pin body defines a groove, said pin being mounted on the closure body said notch groove cover plate and said cavity recess cooperatively define a card provided with a movable tongue and the elastomer, the movable tongue groove having the groove wall extending from said pin body the tenon and the stopper portion disposed within said recess, said stopper portion connected to one end of the tenons with the groove wall against the free end portion of the stopper against the elastomer then, the stopper portion and said elastomeric seal within the chamber. 本发明相比较于现有技术,更能适于恶劣环境,其使用寿命长,结构简单,加工和装配容易,部件更换方便,使用成本低。 The present invention compared to the prior art, is more suitable for harsh environments, the long service life, simple structure, easy processing and assembly, easy replacement of parts and low cost.

Description

锁紧销 Locking pin

技术领域 FIELD

[0001] 本发明涉及机械连接件技术领域,尤其是一种将斗齿等尖端锁紧固定于工程机械行业、矿山机械等领域的挖掘设备连接处的销子。 [0001] The present invention relates to a mechanical connection technology, and more particularly to a tip of the tooth like locking pin fixed to the mechanical engineering industry, mining machinery connected at the excavating equipment.

背景技术 Background technique

[0002] 工程机械、矿山机械领域的挖掘机、装载机、采矿机通过用铲斗进行挖掘或转载的作业,铲斗起切削物料并装载物料的作用。 [0002] engineering machinery, mining machinery excavators, loaders, mining machine or reproduced by using a bucket digging operations, cutting material and acts as a bucket load of material. 为减小插入阻力,增加铲斗切削能力,需要在铲斗前段加装斗齿组件,其目的:一是保护铲斗工作端不被过早、过快磨损;二是增加切入能力;三是通过更换已磨损的斗齿组件,使铲斗工作端保持锋利,同时降低维护使用成本。 To reduce the insertion resistance, increase cutting ability bucket, bucket teeth need to install the assembly in the front section of the bucket, it is an object: one end of the bucket protected from premature, excessive wear; second is to increase cutting ability; Third by replacement of worn components of the tooth, so that the bucket end remains sharp, while reducing maintenance costs.

[0003] 斗齿组件通常设计成几部分,如斗齿、齿座和锁定件,齿座前端有突出部分,可以容纳于斗齿的腔体中,通过锁定件使齿座和斗齿结合在一起不脱离。 [0003] the tooth assemblies are often designed into several parts, such as bucket teeth, tooth holder and the locking member, the tooth holder distal end projecting portion can be accommodated in the cavity bucket teeth by the locking member so that the tooth holder and the tooth incorporated in without departing together. 当需要更换斗齿时,通过拆除锁紧销,来更换斗齿或齿体。 When the tooth needs to be replaced, by removing the locking pin, to replace the tooth or teeth thereof. 其中锁紧销多设计成可重复使用的构件。 Wherein the locking pin member is designed to multi-reusable.

[0004]因铲斗工作环境复杂,斗齿的受力情况也非常恶劣,在作业过程中斗齿要承受轴向载荷、竖向载荷、侧向载荷等交变载荷引起的冲击力和扭矩,并长期处于严重的磨刮状态。 [0004] The working environment due to the complexity of the bucket, the forces of the tooth is very bad, during work to the tooth axial loads, vertical loads, lateral loads and other loads caused by alternating impact torque and, in a serious and long-term wear scratch state. 以至于斗齿类包裹部件需要经常更换。 Tooth inclusions member so require frequent replacement. 为了能经受上述负载的负荷,斗齿必须紧固的固定于齿座上。 In order to withstand the load of the load, the tooth must be fastened is fixed to the tooth base. 因此,锁紧销必须能够在现场易安装和拆换,也必须满足各种腐蚀、冲击等恶劣环境。 Therefore, the locking pin must be able to easily install and replace them in the field, must meet a variety of corrosion, shock and other harsh environments. 现有的一种锁紧销,如中国专利申请“挖掘设备用的改进的锁紧销”(公开号为CN1286656A,公开日为2001年3月7日),这种锁紧销包括第一刚性构件、第二刚性构件和弹性构件,第一刚性构件两端设有臂,每个臂上有槽,这些槽相互面对并在其端部确定锁定贴靠部,第二刚性构件各端上形成插入所述槽中的接头,第一、二构件彼此分离以在两者之间确定一空间,在其各端上形成有锁紧接头的弹性构件,弹性构件放入第一、二构件之间的空间,其锁紧接头用于插入所述槽中,从而使所述第一、二构件及弹性构件牢固地紧锁在一起。 A conventional locking pin, such as China patent application "digging equipment improved locking pin" (Publication No. CN1286656A, publication date March 7, 2001), the locking pin comprising a first rigid member, the second rigid member and an elastic member, both ends of the first rigid member provided with an arm, each arm has grooves which face each other and against the lock portion is determined at the end portions thereof, each end of the second rigid member inserting said joint groove is formed, the first and second separating member to define a space therebetween, the elastic member is formed with a locking tab at each end thereof to one another, the resilient member into the first and second member of the space between which the locking tabs for insertion into the slot, such that said first and second member and the elastic member is firmly locked together. 这种结构的锁紧销存在下列不足:1、在第一刚性构件两端的臂加工阶梯槽,以先后插入第二刚性构件和弹性构件,两端臂的槽是相互面对的,存在加工死角,结构复杂,加工难度大;2、装配时需先装入第二刚性构件,再用特殊工具将弹性构件塞入第一、二构件之间的空间以及槽内,装配困难;3、弹性构件外露,易老化,使用寿命短。 This locking pin is present in the structure following disadvantages: 1, the first arm stepped groove machining rigid member ends to successively inserted into the second rigid member and an elastic member, the groove ends of the arms are facing each other, the presence of dead processing , complex structure, difficult process; 2, to be charged to the second rigid member during assembly, a special tool and then inserted into the first elastic member, and the space between the two tank members, difficult to assemble; 3, the elastic member exposed, easy to aging, life is short.

发明内容 SUMMARY

[0005] 本发明的目的是提供一种锁紧销,这种锁紧销可以解决现有锁紧销加使用寿命短、结构复杂和装配困难的问题。 [0005] The object of the present invention is to provide a locking pin, which can solve the conventional locking pin the locking pin plus short life, complex structure and difficult assembly problems.

[0006] 为了解决上述问题,本发明采用的技术方案是:这种锁紧销包括销体,所述销体为一直杆,所述销体的侧面开设有凹槽,所述销体上安装有封闭所述凹槽槽口的盖板,所述盖板和所述凹槽合围形成的腔室内卡设有活动榫和弹性体,所述活动榫具有从所述凹槽槽壁伸出所述销体的榫头和置于所述凹槽内的限位部,所述限位部与所述榫头连接的一端与所述凹槽壁体相抵,所述限位部的自由端与所述弹性体相抵接,所述限位部和所述弹性体密封于所述腔室内。 [0006] In order to solve the above problems, the present invention adopts the technical scheme is: This locking pin comprises a pin body, the pin member is a straight rod, the side surface of the pin body defines a groove, the pin mounted on the body a cover plate closing the recess slot, the card chamber cover and said recess cooperatively define a tenon and an elastomer provided with a movable, said movable tongue projecting from said groove having groove walls said pin member and tenon disposed within said recess portion of the stopper, the stopper portion and the tenons connected to one end of the body against the groove walls, with the free end portion of said stopper the elastic body abuts, and the stopper portion of the elastomeric seal within the chamber.

[0007]上述锁紧销的技术方案中,更具体的技术方案还可以是:所述凹槽设置有容纳所述盖板的凹止口。 Technical Solution [0007] The locking pins, and more particularly technical solution may also be: the groove provided with a recess receiving the cover rabbet.

[0008] 进一步的,所述凹止口的端面设有螺纹孔,所述螺纹孔连接有固定所述盖板的螺纹连接件。 [0008] Further, the end face is provided with recesses spigot threaded hole, said threaded hole a threaded connection is connected to the fixed cover.

[0009] 进一步的,在所述销体的侧面开设有连通所述凹槽的导向槽,所述导向槽的另一端延伸至所述直杆的外壁,所述盖板具有与所述导向槽相应的凸耳,所述凸耳与所述导向槽合围成与所述活动榫的榫头滑动配合的通孔。 [0009] Further, the communicating groove defines a guide groove in the side surface of the pin body, the outer wall of the guide groove extends to the other end of said rod, said cover plate having a guide groove with the a respective lug, the lug and the guide through hole of said movable tenon tongue sliding fit into grooves encirclement.

[0010] 进一步的,所述活动榫为“T”形块,所述“T”形块的两凸肩置于所述凹槽内,所述“T”形块的另一单侧凸出部为所述榫头,所述弹性体为长方块,所述长方块的侧面设有凹部。 [0010] Further, the movable tongue is "T" shaped block, said "T" shape two shoulder blocks disposed within said recess, said "T" shaped piece to other side of the projection portion of the tenon, the elastomer is a block length, the block length of the side surface of a concave portion.

[0011] 进一步的,具有两个相向设置的所述弹性体,所述活动榫的限位部置于两个所述弹性体之间,所述弹性体开设有凹坑,所述活动榫的限位部为三角形板块,所述限位部的外轮廓分别与所述凹槽的槽壁和所述弹性体相抵。 [0011] Further, the elastic body having two opposed disposed, the movable stopper tongue portion disposed between two of said elastomer, said elastomer defines a dimple, said movable tongue the stopper portion is a triangular plate, the outer contour of the stopper portion, respectively, of said groove and said groove wall against elastomer.

[0012] 进一步的,所述限位部为等腰三角形板块,所述限位部的顶角和各底角均为圆角。 [0012] Further, the limiting plate portion is an isosceles triangle, each top and bottom corners of the stopper portion are rounded.

[0013]由于采用了上述技术方案,本发明与现有技术相比具有如下有益效果: [0013] By adopting the technical solution of the present invention and the prior art has the following advantages compared to:

[0014] 1、销体整体结构是密闭式的,弹性体密封在内部,降低了其老化速度,有效延长了使用寿命,更能适于存在腐蚀等现象的恶劣环境。 [0014] 1, the overall configuration of the pin body is closed, the elastomeric seal within the reduced aging rate, effectively extending the life, better adapted to the presence of phenomena of corrosion in harsh environments.

[0015] 2、盖板能用来防止弹性体磨损,同时抑制弹性体及活动榫脱离销体的腔室,因盖板通过螺纹连接件固定,既可以有效防护弹性体及活动榫丢失,又便于弹性体老化后更换新弹性体,继而实现锁紧销的重复使用。 [0015] 2, the cover plate can be used to prevent wear of the elastomer, and the elastomer while suppressing activities dovetail pin chamber from the body, because the cover member is fixed by a screw connection, which can effectively shield the elastomeric tongue and loss of activity, and elastomeric facilitate replacement of elastomers after aging, then carrying out the locking pins reused.

[0016] 3、结构简单,无加工死角,通过精铸或者锻造可轻松实现批量生产。 [0016] 3, simple structure, no dead working, can be easily mass-produced by casting or forging.

[0017] 4、各部件配合关系简单,装配容易,不需特殊工具,所以增加了锁紧销通过更换损坏零件来实现重复使用的可能性,降低了使用成本。 [0017] 4, the relationship between the various components with simple, easily assembled without special tools, thus increasing the possibility of achieving the locking pin to be reused by replacing the damaged parts, reducing the cost.

附图说明 BRIEF DESCRIPTION

[0018]图1是本发明应用于齿套及齿体连接时的装配位置示意图。 [0018] FIG. 1 is a schematic view of the assembly position and the teeth of the toothed sleeve body is connected to the present invention is applied.

[0019]图2是本发明实施例1的分解结构示意图。 [0019] FIG. 2 is a schematic exploded configuration example 1 of the embodiment of the present invention.

[0020]图3是本发明实施例1的主视图。 [0020] FIG. 3 is a front view of an embodiment of the present invention.

[0021]图4是图3中AA方向的剖视图。 [0021] FIG. 4 is a cross-sectional view in the direction AA in Fig.

[0022]图5是实施例1中销体的结构示意图。 [0022] FIG. 5 is a schematic view of the pin of Example 1 embodiment.

[0023]图6是图5中BB方向的剖视图。 [0023] FIG. 6 is a sectional view BB direction in FIG. 5.

[0024]图7是实施例1中活动榫的结构示意图。 [0024] FIG. 7 is a schematic structural diagram of an embodiment of an activity in the tongue.

[0025]图8是实施例1中弹性体的结构示意图。 [0025] FIG. 8 is a block diagram representation of one embodiment of the elastomer.

[0026]图9是实施例1中盖板的结构示意图。 [0026] FIG. 9 is a block diagram representation of one embodiment of the cap plate.

[0027]图10是实施例1的锁紧销内部的装配示意图。 [0027] FIG. 10 is a schematic view of the interior of the locking pin assembly embodiment 1 embodiment.

[0028]图11是本发明实施例2的锁紧销内部的装配示意图。 [0028] FIG. 11 is a schematic view of the interior of the locking pin assembly embodiment 2 of the present invention.

[0029]图12是实施例2中活动榫的结构示意图。 [0029] FIG. 12 is a schematic structural diagram of embodiment 2 of the tongue activity.

[0030]图13是实施例2中弹性体的结构示意图。 [0030] FIG. 13 is a schematic structural diagram of embodiment 2 of the elastomer.

具体实施方式 Detailed ways

[0031]下面结合附图实施例对本发明作进一步详述: Example DRAWINGS The invention will be further described in detail [0031] below with:

[0032] 实施例1 [0032] Example 1

[0033]图1所示的锁紧销10用于将挖掘机的齿座20和齿体30连接固定在一起,如图2所示,该锁紧销10包括销体11、活动榫12、弹性体13、盖板14和螺纹连接件15,其中销体11和活动榫13均由钢材制成,弹性体13由橡胶制成;如图5和图6所示,销体11是一直杆,该直杆为直四棱柱,销体11的两端开有坡口115,以易于插入齿体30和齿座20的插销孔中,在销体11的侧面开设有长方形的凹槽111,销体11上安装固定有封闭该凹槽111槽口的盖板14,凹槽111槽口边缘设置有容纳盖板14的凹止口113,凹止口113的端面设有多个螺纹孔114,各螺纹孔114均连接有穿过盖板14的螺纹连接件15,用于将盖板14固定于销体11上,参见图4,;本实施例的螺纹连接件15为螺栓,其它实施例可以用螺钉等螺纹连接件;如图7所示,活动榫12具有榫头121和与榫头121连结成一体的限位部122;如图10和图3所示,活动榫12 Locking pin [0033] 10 shown in FIG. 1 for excavator teeth holder 20 and the teeth 30 are connected together, as shown, the locking pin 10 includes a pin member 112, the movable tenon 12, an elastic member 13, the cover plate 14 and the threaded connector 15, wherein the dowel pin 11 and movable member 13 are made of steel, an elastic member 13 made of rubber;, the pin member 11 in FIG. 5 and FIG. 6 is a bar has been the straight bar is straight quadrangular prism, open at both ends of the pin member 11 has a groove 115 for ease of insertion the teeth 30 and the pin hole 20 of the tooth holder, the side surface of the pin member 11 defines a rectangular recess 111, mounted on a pin 11 fixed to the closure member of the cover plate 14 notch recess 111, a groove 111 is provided with a notched edge receiving recess of rabbet 14 cap plate 113, stop recess end surface 113 of port 114 is provided with a plurality of threaded holes , screw holes 114 are connected to the cover 15 through a threaded connection 14 for the cover 14 is fixed to the pin 11, see FIG. 4 ,; threaded connection according to the present embodiment is a bolt 15, other embodiments Example threaded connection may be a screw and the like; shown in Figure 7, the movable tongue 12 and the stopper portion 121 has a tenon 122 is coupled to integral tenon 121; FIG. 3 and FIG. 10, the movable tongue 12 弹性体13卡设于盖板14和凹槽111合围形成的腔室内,在销体11的侧面还开设有连通凹槽111的导向槽112,导向槽112的另一端延伸至销体11的外壁,导向槽112的槽底和凹槽111的槽底在同一平面,盖板14具有与导向槽112的槽口相配的凸耳141,参见图9,凸耳141与导向槽112合围成与活动榫12的榫头121滑动配合的通孔,活动榫12的榫头121从该通孔伸出销体11外,榫头121的伸出端具有辅助进入或退出榫眼内的斜导面或圆弧面,榫头121与榫眼相卡合,活动榫12的限位部122与榫头121连接的一端与凹槽111壁体相抵,限位部122的自由端与弹性体13相抵接,限位部122和弹性体13密封于所述腔室内,腔室内具有供活动榫12运动以及弹性体13发生弹性形变的空间;本实施例中的活动榫13为“T”形块,“T”形块的单侧凸出部为榫头121,“T”形块的两凸肩置于凹槽111内,弹性体13为长方块 An elastic member 13 provided in the card and the chamber cover plate 14 cooperatively define a recess 111 in the side surface of the pin body 11 further defines a guide groove 111 of the communication groove 112, the guide groove and the other end extending to the outer wall 112 of pin body 11 , bottom guide groove 112 and the groove bottom of the guide slot 111 has a mating groove 112 of the lug 141 in the same plane, the cover plate 14, see FIG. 9, the lugs 141 and the guide groove 112 to surround the movable dovetail tenon 12 through hole 121 of the sliding fit, activity 121 of the tongue 12 projecting tenon 11, the tenon projecting pin body 121 has an auxiliary end enter or exit ramp or guide surface of the arcuate surface within the through hole from mortise , the stopper portion mortise and tenon 121 is engaged, the movable end 122 of the tongue 12 and the groove wall 111 is offset tenons 121 is connected, the free end of the stopper portion 122 of the elastic member 13 abuts against the stopper portion 122 and an elastomeric seal 13 at the chamber, the chamber having a tongue 12 for motion activity and spatial elastically deformed elastic member 13; activity in the present embodiment the tongue 13 is "T" shaped blocks, "T" -shaped block one side portion of the projecting tenon 121, "T" shaped blocks of the two shoulder in the groove 111, the elastic member 13 is a long block 该长方块的相对盖板14和凹槽111底面的侧面均设有凹部131,参见图4和图8,长方块的一边与活动榫12相抵,其余三边与凹槽11的相应槽壁相抵接。 The relatively long box cover side 14 and the bottom surface of the recess 111 are provided with recesses 131, see FIG. 4 and FIG. 8, blocks long side against the movable tenon 12, the remaining three sides of the recess 11 against the respective groove wall access.

[0034] 使用时,将锁紧销1凸出销体11的榫头121放置于与齿体30或齿套20内有榫眼的相应一面,然后将销体11对准齿体30和齿套20的插销孔,把销体11插入插销孔内,榫头121进入插销孔内时被完全压入销体11内,此过程中的弹性体13受压产生弹性形变,随着销体11不断深入插销孔,当榫头121到达齿体30或齿套20上开设的榫眼处时,活动榫12在弹性体13的弹力作用下使榫头12伸出销体11而进入榫眼内,从而实现卡合,此时的弹性体13恢复原状,拆卸时只需沿销体11长度方向敲击即可将锁紧销10拆下。 [0034] In use, the locking pin projecting pin body 1 is placed in the tenon 12111 or teeth 30 and sleeve 20 have respective mortise tooth side member and the pin 11 is aligned with the teeth 30 and the toothed sleeve bolt holes 20, the plug pin insertion hole 11 is completely pressed into the body when the pin 121 into the pin hole of the tenon 11, the process of the elastomer 13 is elastically deformed under pressure, along with the deepening 11 pin pin hole, when the tenon member 121 reaches the teeth 30 or the teeth on the sleeve 20 defines the mortise, tongue 12 so that the tenon activity elastic force of the elastic member 13 projecting pins 11 and 12 into the mortise, thereby achieving card together, the elastic body 13 at this time restitution, only the pin member 11 along the longitudinal direction of the tap when removing the locking pin 10 can be removed.

[0035] 实施例2 [0035] Example 2

[0036]如图11至13所示,本实施例中的活动榫42的限位部422为等腰三角形板块,盖限位部422的顶角和各底角均为圆角;为便于支撑活动销,在凹槽内设置有两个弹性体43,本实施例的弹性体43为两个相向设置的斜楔,两个斜楔的斜面432相对,限位部422的外轮廓分别与凹槽槽壁和两个斜楔的相对面相抵,斜楔的其余各边分别与凹槽相应的槽壁相抵接,斜楔开设有凹坑431,参见图13,以产生所需形变。 [0036] As shown in FIG. 11 to FIG. 13, the stopper tongue portion 42 activities in the embodiment of the present embodiment is an isosceles triangle plate 422, and an apex angle of each lid stopper portion 422 are radiused bottom corners; for ease of support movable pins, disposed within the recess 43 has two elastomers, the elastomer of Example 43 of the present embodiment is provided two opposing wedge, the wedge inclined surface 432 of the two opposing outer contour, the stopper portion 422 to the concave opposing surface of the groove and two groove walls of the wedge against, the remaining sides of the recess are wedge respective groove wall abuts, wedge defines recesses 431, see Figure 13, to produce the desired deformation. 其余特征与实施例1相同。 The remaining features in Example 1.

Claims (7)

1.一种锁紧销,包括销体,其特征在于:所述销体为一直杆,所述销体的侧面开设有凹槽,所述销体上安装有封闭所述凹槽槽口的盖板,所述盖板和所述凹槽合围形成的腔室内卡设有活动榫和弹性体,所述活动榫具有从所述凹槽槽壁伸出所述销体的榫头和置于所述凹槽内的限位部,所述限位部与所述榫头连接的一端与所述凹槽壁体相抵,所述限位部的自由端与所述弹性体相抵接,所述限位部和所述弹性体密封于所述腔室内。 A locking pin comprising a pin body, wherein: the pin member is a straight rod, the side surface of the pin body defines a recess, said recess enclosing said pin is mounted on the body notch cover, said chamber cover and the card recess cooperatively define a tenon provided with a movable and an elastomer, said movable tongue of said pin having a tenon projecting from the body and placed in the wall of recess the stopper portion inside said groove, one end of the stopper portion and the tenons connected to the wall against the recess, the free end of said stop portion of the elastic body abuts the stop section and said elastomeric seal within the chamber.
2.根据权利要求1所述的锁紧销,其特征在于:所述凹槽设置有容纳所述盖板的凹止□ O The locking pin according to claim 1, wherein: said groove is provided with a receiving recess of the locking plate □ O
3.根据权利要求2所述的锁紧销,其特征在于:所述凹止口的端面设有螺纹孔,所述螺纹孔连接有固定所述盖板的螺纹连接件。 The locking pin according to claim 2, wherein: said end face is provided with recesses spigot threaded hole, said threaded hole a threaded connecting member secured to the connector cover.
4.根据权利要求2所述的锁紧销,其特征在于:在所述销体的侧面开设有连通所述凹槽的导向槽,所述导向槽的另一端延伸至所述销体的外壁,所述盖板具有与所述导向槽相应的凸耳,所述凸耳与所述导向槽合围成与所述活动榫的榫头滑动配合的通孔。 A locking pin according to claim 2, wherein: the guide groove defines a recess in communication with said side surface of said pin body, the outer wall of the guide groove extends to the other end of the pin body the cover plate having a guide groove with the corresponding lug, the lug and the guide through hole of said movable tenon tongue sliding fit into grooves encirclement.
5.根据权利要求1至4任一项权利要求所述的锁紧销,其特征在于:所述活动榫为“T”形块,所述“T”形块的两凸肩置于所述凹槽内,所述“T”形块的另一单侧凸出部为所述榫头,所述弹性体为长方块,所述长方块的侧面设有凹部。 According to claim any one of claims 1-1 locking pin according to claim 4, wherein: the movable tenon is "T" shaped block, said "T" shape two shoulder blocks disposed in the recess, said "T" shaped projection to other side of the tenon block, the elastomer is a block length, the long sides of the block is provided with a recess.
6.根据权利要求1至4任一项权利要求所述的锁紧销,其特征在于:具有两个相向设置的所述弹性体,所述活动榫的限位部置于两个所述弹性体之间,所述弹性体开设有凹坑,所述活动榫的限位部为三角形板块,所述限位部的外轮廓分别与所述凹槽的槽壁和所述弹性体相抵。 According to claim any one of claims 1-1 locking pin according to claim 4, wherein: said elastic body having two opposed disposed, the movable stopper tongue portion disposed between two of said resilient between the body, the elastic body defines a dimple, the movable stopper tongue portion is triangular section, the outer contour of the stopper portion, respectively, of said groove and said groove wall against the elastomer.
7.根据权利要求6所述的锁紧销,其特征在于:所述限位部为等腰三角形板块,所述限位部的顶角和各底角均为圆角。 The locking pin according to claim 6, wherein: said limiting plate portion are rounded isosceles triangle, the apex of each corner and the stopper portion.
CN201410548039.7A 2014-10-16 2014-10-16 Locking pin CN104358287B (en)

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US4823487A (en) * 1987-07-30 1989-04-25 Gh Hensley Industries, Inc. Resilient flex pin apparatus for excavating tooth point and adapter assemblies
DE69427079D1 (en) * 1993-02-02 2001-05-17 Esco Corp An excavating tooth
US6030143A (en) * 1997-12-18 2000-02-29 Esco Corporation Locking pin for excavating equipment
US20060010725A1 (en) * 2004-07-14 2006-01-19 Jackson Michael J Excavating tooth and adapter
US8387290B2 (en) * 2010-09-08 2013-03-05 Hensley Industries, Inc. Connector pin assembly with dual function outer end portions, and associated ground engaging apparatus

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