CN102384141B - Connecting piece with fast disassembly and assembly - Google Patents
Connecting piece with fast disassembly and assembly Download PDFInfo
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- CN102384141B CN102384141B CN2011103813861A CN201110381386A CN102384141B CN 102384141 B CN102384141 B CN 102384141B CN 2011103813861 A CN2011103813861 A CN 2011103813861A CN 201110381386 A CN201110381386 A CN 201110381386A CN 102384141 B CN102384141 B CN 102384141B
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- pin
- rolling element
- split washer
- adapter sleeve
- groove
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Abstract
The invention discloses a connecting piece with fast disassembly and assembly, and aims to design a connecting piece capable of realizing fast disassembly and assembly, and mainly adopts the technical scheme that the connecting piece with fast disassembly and assembly comprises a pin, a fixing sleeve, a split washer and a rolling body, wherein the split washer is arranged in the internal groove of the fixing sleeve; the rolling body is arranged in the groove of the split washer; the circumference of the bottom surface of the groove in contact with the rolling body has different curvature radiuses; the pin is inserted into the split washer; and a concave pit is formed on the surface of the pin. The connecting piece disclosed by the invention has the advantages that the structure is reasonable; components required to be connected can be disassembled and assembled fast, so as to improve the production efficiency; and the connecting piece can meet various requirements on fast disassembly and assembly.
Description
Technical field:
The present invention relates to the link of fixing or clamp structure, particularly a kind of fast demountable.
Background technique:
Bolt and nut is one of the most frequently used connection fastening piece, applies very extensive.When bolt and nut connects, utilize mutually screwing of internal and external threads, extruding, realize being fastenedly connected of object between bolt and nut.During connection, nut will be screwed to body surface from the threaded tip of bolt, makes bolt produce certain pulling force, until fastening.During dismounting, nut must all exit the screw thread of bolt, could realize being connected the fractionation of object.Therefore there is such defect in this connection: when being connected the less thick of object, tighten or unscrew that nut will when there is no special-purpose Quick-disassembling tool, be installed through multiple-pass more, dismounting speed is slow, efficiency low (idle stroke is too much).In addition, in order to prevent nut, from bolt, get loose, need to take some locking measures, increase the pretightening force between bolt, to dismounting, bring very large inconvenience.
In the prior art, patent 200710146208.4 discloses a kind of locking link of quick handling.The major part of the link that it is related, screw thread collar, special bolt, exist projection or fluting on structure, complex-shaped, is not easy to manufacturing.This fastening piece, fastening and while unclamping, still needs to rotate screw thread, particularly, when dismounting, needs to adopt special tool to strut the screw thread collar and could realize dismantling, so operate very inconvenient.
Summary of the invention:
The objective of the invention is to design a kind of link that can realize fast assembling-disassembling.
Technological scheme of the present invention is, a kind of link of fast demountable, it comprises pin, adapter sleeve, split washer and rolling element, it is characterized in that: split washer is placed in the inside groove of adapter sleeve, be provided with rolling element in the groove of split washer, have in a circumferential direction different radius of curvature from the groove bottom of rolling element contact, pin inserts in split washer, and the pin surface is provided with pit.Described pin is conical.Described pin is cylindrical body in the part of closing on lug cap, and remaining part is conical.The shape of described pit and rolling element shape are consistent.Spherical, cylindrical or spindle of being shaped as of described rolling element etc.Be provided with spacing stop pin in the inside groove of described adapter sleeve.The inner peripheral surface section of described split washer separates non-groove or the Internal and external cycle surface portion is opened groove.The groove of described split washer is curve bath or spiral chute in a circumferential direction.
The present invention is rational in infrastructure, and the parts that can connect needs are realized handling fast, have improved manufacturing efficiency, can be applicable to the multiple demand of handling fast.
The accompanying drawing explanation:
Fig. 1 is Split type structure schematic diagram of the present invention, Fig. 2 is the working state generalized section of wherein a kind of scheme of technological scheme of the present invention, Fig. 3 is the working state generalized section of the another kind of scheme of technological scheme of the present invention, Fig. 4 is the structural representation of rolling element and the fastening process of pin in technological scheme shown in Fig. 2, Fig. 5 is the structural representation of rolling element and the fastening process of pin in technological scheme shown in Fig. 3, Fig. 6 is the structural representation of the split washer in technological scheme shown in Fig. 2, and Fig. 7 is the structural representation of the split washer in technological scheme shown in Fig. 3.
Embodiment:
Describe by reference to the accompanying drawings embodiment in detail,
Embodiment one,
Pin 1 is shaped as "T"-shaped, the pin base plane be connected object contact, at the conus portion of pin, along being furnished with many places pit 2 on axial direction, the shape of pit and rolling element 4 shapes are consistent.The pin surface of this link does not have screw thread, screws the idle stroke of screw thread in the time of can avoiding connecting like this, can realize quick handling.Adapter sleeve 6 is the part of internal surface with circular groove 8, for laying split washer 5 and rolling element.Be provided with a spacing stop pin 7 in the inside groove of adapter sleeve, its position is corresponding consistent with the opening of split washer, and its surface should have certain gradient, in order to adapt to the different opening of opening.In addition, for ease of equipment adjustment, but spacing stop pin is preferably designed as pulling/inserting structure.For the ease of the tool using clamping, the outer surface of adapter sleeve should be provided with plane-parallel seam, adopts common hexagonal structure in this example.Split washer is a circlip that is provided with opening, is evenly distributed with 2 ~ 4 non-grooves 3 on its internal surface, and for laying rolling element, the described rolling element of the present embodiment is cylindrical body.The rolling element groove should be curve bath or spiral chute in a circumferential direction.The bottom surface of rolling element groove has different radius of curvature in a circumferential direction, its objective is when rotation adapter sleeve and split washer, makes rolling element under the friction and Extrusion of bottom surface, in different positions.
The present invention when mounted, inserts pin to be connected in the hole of object, and the end face of pin is contacted with object lower, then the compound body of adapter sleeve, split washer and rolling element is passed to the pin head, makes the lower surface of adapter sleeve be pressed on the upper surface of object.In this process, because the pin conical surface squeezes swollen effect, rolling element one end is contacted with the pin conical surface, the other end contacts with the non-logical large radius of rolling element groove bottom surface on split washer, simultaneously, the interior rooved face close contact of the outer surface of split washer and adapter sleeve.Absent-mindedness occurs for preventing that split washer and relatively rotating of adapter sleeve from causing being connected, spacing stop pin is inserted the opening of split washer from the surface of adapter sleeve, utilize the squeezing action on the inclined-plane of spacing stop pin that adapter sleeve and split washer are coupled together.Now, under external force, press certain orientation rotation adapter sleeve, rolling element moves in a circle along the pin surface, and under the lower arcuate surface friction and Extrusion effect of rolling element groove, by large radius, rotated to the minor radius place, the rolling element part surface is pressed in the pit on pin surface.Like this, rolling element just is connected as a single entity pin and split washer and adapter sleeve, realizes that the connection of different objects is fastening.
The present invention is when dismounting, simple opposite spin adapter sleeve, when the rolling element groove of split washer rotates to the radius larger part, rolling element just comes off from the groove of pin, now just pin can be separated with the compound body of adapter sleeve, split washer and rolling element, realize dismounting.
Due in the installation and removal process, the angle of swing of rolling element generally is no more than 120 °, and installation or removal institute tool using belongs to general tool, rotates adapter sleeve and is no more than half-turn, just can realize the quick handling of link.In addition, when being connected the object thickness change, the conical surface of pin still can squeeze distending mouth back-up ring, can guarantee adapter sleeve and be connected body surface and contact fast, simultaneously, the multilayer pit on pin surface, can make rolling element realize that adapter sleeve, split washer are fastening with being connected of pin, thereby meet the connection between the different-thickness object.
Embodiment two,
Pin 1 is shaped as "T"-shaped, and the pin base plane is connected object contact, and at the conus portion of pin, along being furnished with many places pit 2 on axial direction, the shape of pit and rolling element 4 shapes are consistent.The pin surface of this link does not have screw thread, screws the idle stroke of screw thread in the time of can avoiding connecting like this, can realize quick handling.Adapter sleeve 6 is the part of internal surface with circular groove 8, and the circular groove bottom surface shape of cross section of adapter sleeve is oval, and for laying split washer 5 and rolling element, the described rolling element of the present embodiment is spheroid.Be provided with a spacing stop pin 7 in the inside groove of adapter sleeve, its position is corresponding consistent with the opening of split washer, and in addition, for ease of equipment adjustment, but spacing stop pin is preferably designed as pulling/inserting structure.For the ease of the tool using clamping, the outer surface of adapter sleeve should be provided with plane-parallel seam, adopts common hexagonal structure in this example.The split washer of the present embodiment is a circlip that is provided with opening, for laying rolling element, its structure is for being evenly distributed with 2 ~ 4 rolling element grooves 3 that communicate between internal surface and outer surface, the upper and lower surface of rolling element groove just has certain gradient, can prevent that rolling element breaks away from from groove, simultaneously part rolling element surface can with the pin Surface Contact.The rolling element groove should be curve bath or spiral chute in a circumferential direction.
The present invention when mounted, inserts pin to be connected in the hole of object, and the end face of pin is contacted with object lower, then the compound body of adapter sleeve, split washer and rolling element is passed to the pin head, makes the lower surface of adapter sleeve be pressed on the upper surface of object.At the pin conical surface, squeeze under swollen effect, an end of rolling element contacts with the pin conical surface, and the other end contacts with the inside groove bottom surface of adapter sleeve, and is positioned at large radius.Absent-mindedness occurs for preventing that split washer and relatively rotating of adapter sleeve from causing being connected, spacing stop pin is inserted the opening of split washer from the surface of adapter sleeve, utilize the squeezing action on the inclined-plane of spacing stop pin that adapter sleeve and split washer are coupled together.Now, under external force, press certain orientation rotation adapter sleeve, rolling element moves in a circle along the pin surface, and under the lower arcuate surface friction and Extrusion effect of adapter sleeve inside groove bottom surface, by large radius, rotated to the minor radius place, the rolling element part surface is pressed in the pit on pin surface.Like this, rolling element just is connected as a single entity pin and split washer and adapter sleeve, realizes that the connection of different objects is fastening.
The present invention is when dismounting, simple opposite spin adapter sleeve, in rolling element rotates to adapter sleeve, during the groove radius larger part, rolling element just comes off from the pit of pin, now just pin can be separated with the compound body of adapter sleeve, split washer and rolling element, realize dismounting.
Of the present invention rational in infrastructure, easy and simple to handle, can realize needing the quick handling of connected element, and can meet the quick connection of the object in certain thickness, greatly improved efficiency of construction.
Claims (6)
1. the link of a fast demountable, it comprises pin, adapter sleeve, split washer and rolling element, it is characterized in that: split washer is placed in the inside groove of adapter sleeve, be provided with rolling element in the groove of split washer, there is in a circumferential direction different radius of curvature from the groove bottom of rolling element contact, pin inserts in split washer, and the pin surface is provided with pit, is provided with spacing stop pin in the inside groove of described adapter sleeve.
2. the link of a kind of fast demountable as claimed in claim 1 is characterized in that: described pin is for conical.
3. the link of a kind of fast demountable as claimed in claim 1 is characterized in that: described pin is cylindrical body in the part of closing on lug cap, and remaining part is conical.
4. the link of a kind of fast demountable as claimed in claim 1, it is characterized in that: the shape of described pit and rolling element shape are consistent.
5. the link of a kind of fast demountable as claimed in claim 1 is characterized in that: spherical, the cylindrical or spindle of being shaped as of described rolling element.
6. the link of a kind of fast demountable as claimed in claim 1 is characterized in that: the groove of described split washer is curve bath or spiral chute in a circumferential direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103813861A CN102384141B (en) | 2011-11-27 | 2011-11-27 | Connecting piece with fast disassembly and assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103813861A CN102384141B (en) | 2011-11-27 | 2011-11-27 | Connecting piece with fast disassembly and assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102384141A CN102384141A (en) | 2012-03-21 |
| CN102384141B true CN102384141B (en) | 2013-12-04 |
Family
ID=45823851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103813861A Expired - Fee Related CN102384141B (en) | 2011-11-27 | 2011-11-27 | Connecting piece with fast disassembly and assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102384141B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104454875A (en) * | 2014-11-04 | 2015-03-25 | 贵州航天精工制造有限公司 | Fixing and clamping assembly with fixed-distance steady-pressure quick releasing unthreaded bolt and unthreaded nut |
| CN105459146A (en) * | 2015-12-26 | 2016-04-06 | 山东中际电工装备股份有限公司 | Clamp fast-replacement mechanism |
| CN110762090B (en) * | 2019-11-13 | 2021-07-02 | 哈尔滨工程大学 | Quick assembling and disassembling mechanism and assembling and disassembling method thereof |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7044462B2 (en) * | 2003-05-02 | 2006-05-16 | Kabushiki Kaisha Imao Corporation | Fixture |
| CN2769591Y (en) * | 2004-12-30 | 2006-04-05 | 陈天龙 | Fast positioning locking mechanism |
| CN2830752Y (en) * | 2005-07-21 | 2006-10-25 | 陈凌 | Fant connecting lockpin |
| FR2917362B1 (en) * | 2007-06-12 | 2009-08-28 | Zf Systemes De Direction Nacam Sas | DEVICE FOR ELECTRICALLY CLAMPING AN ADJUSTABLE STEERING COLUMN OF A MOTOR VEHICLE |
| CN201090568Y (en) * | 2007-11-05 | 2008-07-23 | 中国航天科技集团公司第五研究院第五○四研究所 | Location locking mechanism of expansion link |
| CN202381479U (en) * | 2011-11-27 | 2012-08-15 | 河南机电高等专科学校 | Connecting piece capable of being quickly assembled and disassembled |
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2011
- 2011-11-27 CN CN2011103813861A patent/CN102384141B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN102384141A (en) | 2012-03-21 |
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