CN103452990A - Quasi-zero stiffness suspension device suspension bolt component and application method thereof - Google Patents
Quasi-zero stiffness suspension device suspension bolt component and application method thereof Download PDFInfo
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- CN103452990A CN103452990A CN2013103453969A CN201310345396A CN103452990A CN 103452990 A CN103452990 A CN 103452990A CN 2013103453969 A CN2013103453969 A CN 2013103453969A CN 201310345396 A CN201310345396 A CN 201310345396A CN 103452990 A CN103452990 A CN 103452990A
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- hanging bolt
- key
- suspension device
- zero stiffness
- slip
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Abstract
The invention provides a quasi-zero stiffness suspension device suspension bolt component comprising a suspension bolt, a spring washer, a flat washer and a nut. The spring washer, the flat washer and the nut are mounted on the suspension bolt sequentially. The suspension bolt is provided with an antiskid key for preventing a suspension rope from slipping off and an anti-rotation key for preventing the suspension bolt from sliding; both the antiskid key and the anti-rotation key are located on the same line along the axial direction of the suspension bolt, and faces, on the same side of the suspension bolt, of the antiskid key and the anti-rotation key, are located on the same plane. With the suspension bolt component, suspended target can be carried safely and reliably, the slipping-off of the suspension rope due to swaying of the suspended target is avoided effectively and serious consequences caused by rotation and slipping off of the suspension bolt is prevented reliably, so that suspension tests can be performed safely and reliably.
Description
Technical field
The present invention relates to the Hanging bolt assembly, be specifically related to the Hanging bolt assembly of the non-linear suspension device of a kind of accurate zero stiffness for micro-vibration ground experiment, especially can be reliable and secure carry and be suspended object weight in, effectively prevent from rocking because of the suspention object suspension rope slippage caused, guarantee that reliably Hanging bolt can rotation and stripped thread and cause serious consequence, reach the purpose of carrying out trapeze test reliable and securely.
Background technique
Accurate zero stiffness suspension device embodies that quiet rigidity is high, dynamic stiffness is low and the characteristic such as non-linear, and can guarantee that system stiffness goes to zero, and can effectively realize simulating the function of weightlessness in-orbit, for the micro-vibration test in ground, has great using value and development prospect.Yet, because the strict demand of the characteristic of accurate zero stiffness suspension device and micro-vibration ground experiment, suspension device need to possess high safety and reliability.On the one hand, need to prevent from sliding because of the suspension rope that suspention object or external factor cause; On the one hand, need to prevent Hanging bolt stripped thread or rotation, the phenomenon of above-mentioned two aspects all can cause the failure of micro-vibration test, even very likely causes the damage of suspension device and is suspended the damage of object.Because present stage there is no the correlation technique of the Hanging bolt assembly of such accurate zero stiffness suspension device, therefore, a kind of development of Hanging bolt assembly of accurate zero stiffness suspension device, comparatively urgent to effective solution suspension device safety and reliability problem in the micro-vibration test in ground.
Summary of the invention
For the deficiencies in the prior art part, the invention provides a kind of Hanging bolt assembly of accurate zero stiffness suspension device, it uses the Hanging bolt containing anti-slip key and rotation inhibiting key, and bullet pad, plain cushion and nut, can be reliable and secure carry and be suspended object weight in, effectively prevent because the suspention object rocks the suspension rope slippage caused, guarantee that reliably Hanging bolt can rotation and stripped thread and cause serious consequence, reach the purpose of carrying out trapeze test reliable and securely.
According to an aspect of the present invention, a kind of Hanging bolt assembly of accurate zero stiffness suspension device is provided, comprise Hanging bolt, bullet pad, plain cushion, nut, bullet pad, plain cushion, nut are installed on Hanging bolt successively, wherein, be provided with anti-slip key and the rotation inhibiting key for preventing that Hanging bolt from sliding for preventing the suspension rope slippage on Hanging bolt, anti-slip key and rotation inhibiting key all along Hanging bolt axially on a line, each face of the anti-slip key of Hanging bolt the same side and rotation inhibiting key that is positioned at is all at same plane.
Preferably, the quantity of anti-slip key is two groups, and two every group, two anti-slip keys in every group lay respectively at the both sides of Hanging bolt, and present 180 degree relations.
Preferably, the quantity of rotation inhibiting key is one group, and two every group, two rotation inhibiting keys in every group lay respectively at the both sides of Hanging bolt, and present 180 degree relations.
Preferably, Hanging bolt and bullet pad, plain cushion and nut are used in combination.
Preferably, Hanging bolt and bullet pad, plain cushion, nut removably connect, and Hanging bolt can be used as independent part and carries out adaptability processing.
According to another aspect of the present invention, also provide a kind of using method of Hanging bolt assembly of above-mentioned accurate zero stiffness suspension device, comprise the steps:
The first step, Hanging bolt is penetrated to the suspention end cap, the anti-slip key that guarantees Hanging bolt does not collide with suspention end cap keyway, and guarantee the rotation inhibiting key of Hanging bolt and suspend in midair end cap optimum cooperation of keyway, do not produce larger pretightening force and frictional force, be as the criterion with the slight free activity in suspention end cap keyway of assurance Hanging bolt after assembling;
Second step, put into Hanging bolt successively by plain cushion, bullet pad, then nut screwed in, and utilizes torque-indicating wrencg to tighten according to the GB regulation;
The 3rd step, pass suspension rope be placed in the groove of Hanging bolt, in the middle of two groups of anti-slip keys, and guarantees with anti-slip key, not interfere or close contact.
Compared with prior art, the present invention has following beneficial effect:
, the design configuration of Hanging bolt assembly is simple, good design flexibility is arranged, realizes Economy and assembly process process;
, the anti-slip key of Hanging bolt assembly, can effectively prevent that suspension rope from skidding off the groove on Hanging bolt in rocking process being suspended object, guaranteed suspension device and be suspended the Security of object;
, the rotation inhibiting key of Hanging bolt assembly, can effectively prevent that Hanging bolt from rotating in the External Force Acting process, guaranteed suspension device and be suspended the Security of object.
The accompanying drawing explanation
By reading the detailed description of non-limiting example being done with reference to the following drawings, it is more obvious that other features, objects and advantages of the present invention will become:
Fig. 1, Fig. 2 are structural representation of the present invention;
Fig. 3 is Hanging bolt assembled application drawing.
In figure:
1 is Hanging bolt;
2 is plain cushion;
3 is the bullet pad;
4 is nut;
5 is suspension rope;
6 is the suspention end cap;
7 is the rotation inhibiting key;
8 is anti-slip key.
Embodiment
Below in conjunction with specific embodiment, the present invention is described in detail.Following examples will contribute to those skilled in the art further to understand the present invention, but not limit in any form the present invention.It should be pointed out that to those skilled in the art, without departing from the inventive concept of the premise, can also make some distortion and improvement.These all belong to protection scope of the present invention.
Shown in Figure 1, the Hanging bolt assembly of accurate zero stiffness suspension device provided by the invention, mainly be comprised of Hanging bolt 1, plain cushion 2, bullet pad 3 and nut 4.Bullet pad, plain cushion, nut are installed on Hanging bolt successively, wherein, be provided with anti-slip key and the rotation inhibiting key for preventing that Hanging bolt from sliding for preventing the suspension rope slippage on Hanging bolt, anti-slip key and rotation inhibiting key all along Hanging bolt axially on a line, each face of the anti-slip key of Hanging bolt the same side and rotation inhibiting key that is positioned at is all at same plane.
Preferably, the quantity of anti-slip key is two groups, and two every group, two anti-slip keys in every group lay respectively at the both sides of Hanging bolt, and present 180 degree relations.The quantity of rotation inhibiting key is one group, and two every group, two rotation inhibiting keys in every group lay respectively at the both sides of Hanging bolt, and present 180 degree relations.Hanging bolt and bullet pad, plain cushion and nut are used in combination.Hanging bolt and bullet pad, plain cushion, nut removably connect, and Hanging bolt can be used as independent part and carries out adaptability processing.
Adopt described Hanging bolt assembly to carry out the assembling of micro-vibration ground experiment, referring to Fig. 2, concrete implementation step is as follows:
The first step, Hanging bolt 1 is penetrated to suspention end cap 6, the anti-slip key 8 that guarantees Hanging bolt 1 does not collide with suspention end cap keyway, and guarantee the rotation inhibiting key 7 of Hanging bolt 1 and suspend in midair end cap optimum cooperation of keyway, do not produce larger pretightening force and frictional force, be as the criterion with the slight free activity in suspention end cap keyway of assurance Hanging bolt 1 after assembling;
Second step, put into Hanging bolt 1 successively by plain cushion 2, bullet pad 3, then nut 4 screwed in, and utilizes torque-indicating wrencg to tighten according to the GB regulation;
The 3rd step, pass suspension rope 5 be placed in the groove of Hanging bolt 1, and two groups of anti-slip keys 8 are middle, and guarantee with anti-slip key 8, not interfere or close contacts.
To sum up, the design configuration of the Hanging bolt assembly of accurate zero stiffness suspension device provided by the invention is simple, good design flexibility is arranged, realize Economy and assembly process process, possess that extensibility is strong, the characteristics such as economy and durability, reliability are high, it is convenient, easy to use to assemble, applied range, can apply in various suspension device.
Above specific embodiments of the invention are described.It will be appreciated that, the present invention is not limited to above-mentioned specific implementations, and those skilled in the art can make various distortion or modification within the scope of the claims, and this does not affect flesh and blood of the present invention.
Claims (6)
1. the Hanging bolt assembly of an accurate zero stiffness suspension device, it is characterized in that, comprise Hanging bolt, bullet pad, plain cushion, nut, bullet pad, plain cushion, nut are installed on Hanging bolt successively, wherein, be provided with anti-slip key and the rotation inhibiting key for preventing that Hanging bolt from sliding for preventing the suspension rope slippage on Hanging bolt, anti-slip key and rotation inhibiting key all along Hanging bolt axially on a line, each face of the anti-slip key of Hanging bolt the same side and rotation inhibiting key that is positioned at is all at same plane.
2. the Hanging bolt assembly of accurate zero stiffness suspension device according to claim 1, is characterized in that, the quantity of anti-slip key is two groups, and two every group, two anti-slip keys in every group lay respectively at the both sides of Hanging bolt, and present 180 degree relations.
3. the Hanging bolt assembly of accurate zero stiffness suspension device according to claim 1, is characterized in that, the quantity of rotation inhibiting key is one group, and two every group, two rotation inhibiting keys in every group lay respectively at the both sides of Hanging bolt, and present 180 degree relations.
4. the Hanging bolt assembly of accurate zero stiffness suspension device according to claim 1, is characterized in that, Hanging bolt and bullet pad, plain cushion and nut are used in combination.
5. the Hanging bolt assembly of accurate zero stiffness suspension device according to claim 1, is characterized in that, Hanging bolt and bullet pad, plain cushion, nut removably connect.
6. the using method of the Hanging bolt assembly of the described accurate zero stiffness suspension device of any one in a claim 1 to 5, is characterized in that, comprises the steps:
The first step, Hanging bolt is penetrated to the suspention end cap, the anti-slip key that guarantees Hanging bolt does not collide with suspention end cap keyway, and guarantee the rotation inhibiting key of Hanging bolt and suspend in midair end cap optimum cooperation of keyway, do not produce larger pretightening force and frictional force, be as the criterion with the slight free activity in suspention end cap keyway of assurance Hanging bolt after assembling;
Second step, put into Hanging bolt successively by plain cushion, bullet pad, then nut screwed in, and utilizes torque-indicating wrencg to tighten according to the GB regulation;
The 3rd step, pass suspension rope be placed in the groove of Hanging bolt, in the middle of two groups of anti-slip keys, and guarantees with anti-slip key, not interfere or close contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103453969A CN103452990A (en) | 2013-08-08 | 2013-08-08 | Quasi-zero stiffness suspension device suspension bolt component and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103453969A CN103452990A (en) | 2013-08-08 | 2013-08-08 | Quasi-zero stiffness suspension device suspension bolt component and application method thereof |
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| Publication Number | Publication Date |
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| CN103452990A true CN103452990A (en) | 2013-12-18 |
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| CN2013103453969A Pending CN103452990A (en) | 2013-08-08 | 2013-08-08 | Quasi-zero stiffness suspension device suspension bolt component and application method thereof |
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Citations (11)
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| CN1052174A (en) * | 1990-04-27 | 1991-06-12 | 蒋基华 | Direct locking and loosing prevention unit with longitudinal key for connection between screw thread and spiral teeth |
| JPH0932835A (en) * | 1995-07-18 | 1997-02-04 | Takeshi Kameyama | Locking of screw |
| CN2652108Y (en) * | 2003-10-15 | 2004-11-03 | 湖州中收星光联合收割机制造有限公司 | Self saving device for combine sink |
| CN2871975Y (en) * | 2005-12-28 | 2007-02-21 | 黄汉卿 | Hand tensioner with automatically coiling tape function |
| CN201071275Y (en) * | 2007-07-13 | 2008-06-11 | 宝鸡石油机械有限责任公司 | Double half contacting joint rope groove hoist drum |
| CN101492139A (en) * | 2008-12-30 | 2009-07-29 | 洛阳矿山机械工程设计研究院有限责任公司 | Large-scale sinking hoist for deep mine |
| CN101497415A (en) * | 2009-01-14 | 2009-08-05 | 江苏捷诚车载电子信息工程有限公司 | Simple square cabin hoisting device |
| CN201705784U (en) * | 2010-06-04 | 2011-01-12 | 长江大学 | Anti-loose bolt and nut capable of improving stress distribution of screw threads |
| CN201723555U (en) * | 2010-08-12 | 2011-01-26 | 贵州航天精工制造有限公司 | Lock bolt |
| CN201916329U (en) * | 2010-10-29 | 2011-08-03 | 贵州红林机械有限公司 | Double-groove locking device |
| CN102537209A (en) * | 2010-12-27 | 2012-07-04 | 南车青岛四方机车车辆股份有限公司 | Wire rope locking positioning device and method |
-
2013
- 2013-08-08 CN CN2013103453969A patent/CN103452990A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1052174A (en) * | 1990-04-27 | 1991-06-12 | 蒋基华 | Direct locking and loosing prevention unit with longitudinal key for connection between screw thread and spiral teeth |
| JPH0932835A (en) * | 1995-07-18 | 1997-02-04 | Takeshi Kameyama | Locking of screw |
| CN2652108Y (en) * | 2003-10-15 | 2004-11-03 | 湖州中收星光联合收割机制造有限公司 | Self saving device for combine sink |
| CN2871975Y (en) * | 2005-12-28 | 2007-02-21 | 黄汉卿 | Hand tensioner with automatically coiling tape function |
| CN201071275Y (en) * | 2007-07-13 | 2008-06-11 | 宝鸡石油机械有限责任公司 | Double half contacting joint rope groove hoist drum |
| CN101492139A (en) * | 2008-12-30 | 2009-07-29 | 洛阳矿山机械工程设计研究院有限责任公司 | Large-scale sinking hoist for deep mine |
| CN101497415A (en) * | 2009-01-14 | 2009-08-05 | 江苏捷诚车载电子信息工程有限公司 | Simple square cabin hoisting device |
| CN201705784U (en) * | 2010-06-04 | 2011-01-12 | 长江大学 | Anti-loose bolt and nut capable of improving stress distribution of screw threads |
| CN201723555U (en) * | 2010-08-12 | 2011-01-26 | 贵州航天精工制造有限公司 | Lock bolt |
| CN201916329U (en) * | 2010-10-29 | 2011-08-03 | 贵州红林机械有限公司 | Double-groove locking device |
| CN102537209A (en) * | 2010-12-27 | 2012-07-04 | 南车青岛四方机车车辆股份有限公司 | Wire rope locking positioning device and method |
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Application publication date: 20131218 |