CN109454581A - A kind of fastener is anti-with rotary device - Google Patents
A kind of fastener is anti-with rotary device Download PDFInfo
- Publication number
- CN109454581A CN109454581A CN201811116813.1A CN201811116813A CN109454581A CN 109454581 A CN109454581 A CN 109454581A CN 201811116813 A CN201811116813 A CN 201811116813A CN 109454581 A CN109454581 A CN 109454581A
- Authority
- CN
- China
- Prior art keywords
- sleeve
- fastener
- return block
- rotary device
- rotation stop
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
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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
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/0085—Counterholding devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
It is anti-with rotary device that the present invention relates to a kind of fasteners.The fastener prevents including the sleeve for the fastener rotation stop to be fastened cooperation with rotary device, cartridge exterior is coaxially installed with the return block that can be rotated coaxially, it is equipped with rotation stop between return block and sleeve and locks unlock piece, return block also passes through rope and is connected with containing component, and the component that restrains is with the bayonet for cooperating with respective fastener rotation stop.Sleeve is sleeved on to one end of fastener, the bayonet for restraining component is installed on similar fastener, return block is locked on sleeve using rotation stop locking unlock piece, when transfer phenomenon occurs using the spanner securable fastener other end, rope is gradually tightened up, sleeve and containing component will not relatively rotate, rotation stop locking unlock piece need to be only adjusted when the device installing and dismounting simultaneously, fastener cycle is simple and quick, and one can be operated, solves inconvenient, retention efficiency low problem when handling fastener transfer in the prior art.
Description
Technical field
It is anti-with rotary device that the present invention relates to a kind of fasteners.
Background technique
When components or component assemble, usually two workpiece to be tightened are fixed together using fastener, fastener
Also the cooperation for usually selecting screw bolt and nut continues fastening bolt or nut meeting when bolts and nuts fasten to a certain extent
There is a situation where transfers, workpiece to be tightened cannot be fixed by adjusting bolt or nut after transfer occurs.It is current anti-
Only the method for transfer is to apply contrary power on screw bolt and nut with two spanners to prevent the generation of transfer phenomenon, this
Method often one can not operate and when between two groups of bolts spacing it is smaller or when working space is narrow, it is inconvenient,
Retention efficiency is low.
Summary of the invention
It is anti-with rotary device that the object of the present invention is to provide a kind of fasteners, to solve to handle in the prior art fastener with
It is inconvenient when turning, the low problem of retention efficiency.
To achieve the above object, the anti-technical solution with rotary device of fastener of the present invention is: fastener is anti-with rotary device packet
It includes for the sleeve with the fastener rotation stop to be fastened cooperation, the cartridge exterior is coaxially installed with the return that can be rotated coaxially
Block is equipped with rotation stop and locks unlock piece between the return block and sleeve, return block also passes through rope and is connected with containing component, described
Restraining component has a bayonet for cooperate with respective fastener rotation stop, and the link position of rope and return block deviates during it rotates
The heart.
The beneficial effects of the present invention are: sleeve is sleeved on fastener, the bayonet for restraining component is installed on similar
One end of fastener is locked return block on sleeve using rotation stop locking unlock piece, and return block and containing component are connected with rope
It connects, the link position of rope return block deviates the center of rotation of return block；Occur when using the other end of spanner securable fastener
When transfer phenomenon, rope is gradually tightened up, and sleeve and containing component are fixed by rope stretch and will not be relatively rotated, accordingly
Fastener transfer would not occur；When needing to dismantle the device when fastening and completing, adjustment rotation stop locks unlock piece for return
Block release, return block relatively rotates with sleeve under the pulling force of rope, and the tensile force of rope also disappears therewith can be light
Remove the device.The present invention solves the problems, such as that consolidating part to be tightened caused by because of transfer cannot sufficiently fasten, while installing and dismounting
When need to only adjust rotation stop locking unlock piece, it is simple and quick that one can be operated fastener cycle, effectively increases retention efficiency.
Further, return block is set to the top of sleeve by the positioning column at the top of sleeve, is equipped with and resets between sleeve
Spring；When playing buffer function to the movement between return block and sleeve when pulling off sleeves, and return block can be made to return to assembly
Position.
Further, the reset spring be drawing spring, along sleeve axial direction respectively with return block and sleeve connection.
Further, the drawing spring is there are two more than, around being arranged circumferentially for sleeve；Make return block stress more
Uniformly.
Further, return block is set to the top of sleeve by the positioning column at the top of sleeve, and the rotation stop locks unlock piece
For the clamp nut being threadedly engaged with the positioning column；By the way that screw thread is arranged on positioning column and is incited somebody to action with the nut being threadedly engaged
Return block is pressed on sleeve, prevents the two from rotating.
Further, the clamp nut is configured with the handle radially extended；Convenient for being operated to clamp nut.
Further, the return block and sleeve one of them protrusion is equipped on the face adjacent with the two, on another
Equipped with recess portion corresponding with the protrusion；By setting protrusion and groove, further prevent sleeve and return block from rotating.
Further, the containing component is telescopic rotation stop set；By the bayonet of sleeve to appended claims, make to fasten
Part and sleeve do not rotate.
Further, it is connected between the sleeve and the containing component by handle, the position of handle and sleeve connection
Positioned at sleeve axis and be rotatably assorted with sleeve, handle is also formed and is rotatably assorted with component is restrained；Handle and sleeve, handle
It can rotate circumferentially with component is restrained, be conveniently adjusted rotating cylinder and restrain the relative position of component, while will using handle
Sleeve connects to carry the two with containing component.
Further, the handle is that can restrain stretching for the distance between component with described by the flexible adjustment sleeve
Contracting handle；The length that retractable handle is adjusted according to the position of adjacent fastener makes fastener is anti-to be applicable in different distance with rotary device
Fastener.
Detailed description of the invention
Fig. 1 is the anti-overall schematic with rotary device of fastener of the present invention；
Fig. 2 is the anti-cross-sectional view with rotary device first sleeve of fastener of the present invention；
Fig. 3 is anti-with schematic diagram when rotary device using fastener of the present invention；
Wherein: 1- first sleeve, 2- return spring, 3- fastening nut, 4- return block, 5- nylon rope, 6- connecting rod, 7- second
Sleeve, the upper circlip of 8-, 9- protrusion, 10- lower circlip, 11- pull ring support, 12- handle, 13- pull ring, 14- nut, 15- spanner,
16- workpiece to be tightened, 17- bolt.
Specific embodiment
It is anti-to fastener of the present invention with reference to the accompanying drawing to be further described in detail with rotary device.
In the anti-specific embodiment with rotary device of fastener of the present invention, as depicted in figs. 1 and 2, the anti-transfer dress of fastener
The first sleeve 1 and second sleeve 7 including two inner holes for regular hexagon are set, it can be to the fastener formed by screw bolt and nut
It is fastened, the upper end closed of two sleeves, lower cartridge inner hole is regular hexagon.Have in first sleeve 1 and 1 axis of first sleeve
There are screw thread in the conllinear cylindrical body of line, cylindrical body upper end, are set with return block 4 on cylindrical body, 4 top of return block have on cylindrical body
The fastening nut 3 that end screw thread matches, fastening nut 3 are radially welded with handle 12.Return block 4 connects with first sleeve 1
Having section in contacting surface is arc-shaped protrusion 9, is had in first sleeve 1 and the contact surface of return block 4 compatible with raised 9 shapes
Circular groove.Return spring 2 is additionally provided between return block 4 and first sleeve 1 along the axis direction of first sleeve 1, is returned
Position spring 2 is symmetrical arranged two along the axis direction of first sleeve 1.Pull ring support is welded in return block 4 and second sleeve 7
11, there is pull ring 13 on pull ring support 11, nylon rope 5 is combined with pull ring 13 and connects return block 4 and second sleeve 7.First sleeve 1
With shrinking connecting-rod 6 is fitted on the center line of second sleeve 7, shrinking connecting-rod 6 is fixed on two sets by lower circlip 10 and upper circlip 8
The center of cylinder.
In the present embodiment, the inner hole of first sleeve 1 and second sleeve 7 is regular hexagon, with bolt or spiral shell to be tightened
Female size is identical；Current fastener end is mostly regular hexagon, by sleeve be set as regular hexagon fastener can be made anti-with
The scope of application of rotary device is wider.Corresponding sleeve can be designed according to the concrete shape of bolt or nut in other embodiments
Internal via shape, such as triangle, square and other irregular shapes.Second sleeve is the containing component for restraining first sleeve 1,
It acts as nut or bolt head are fixed together, convenient for creating a diversion to first sleeve 1, in other embodiments can also
There is the component of clamping or sleeve structure using other, as driving end and fastener are cooperated.
It is provided with the screwed cylindrical body in top on the closed end of first sleeve 1, makes return block 4 and 3 sets of fastening nut
On the cylinder, fastening nut 3 can lock return block 4 in first sleeve 1 dress.It is understood that in first sleeve 1
Cylindrical body play the role of to position return block 4 and fastening nut 3 in first sleeve 1, fastening nut 3 plays only
The effect of the tight unlock piece of twist lock, return block 4 is locked in first sleeve 1, makes that phase does not occur between return block and first sleeve
To rotation, cylindrical body is also possible to cylindric or other positioning columns.Furthermore can also be arranged between return block and first sleeve
Pin hole identical with first sleeve axial direction is locked return block in first sleeve by positioning pin.
The position limiting structure that the groove in protrusion 9 and first sleeve 1 on return block 4 is formed, the section of protrusion 9 are circular arc
Shape further prevents return block 4 and first sleeve 1 that relative rotation occurs, and the position limiting structure is symmetrical arranged two groups.Protrusion 9 with
The position limiting structure that groove is formed can further prevent return block 4 and first sleeve 1 from occurring relatively after the compression of fastening nut 3
Rotation, while semicircular section is also convenient for guaranteeing that disassembly fastener is prevented smoothly dividing with rotary device return block 4 and first sleeve 1
From protrusion can also being arranged on sleeve and the corresponding groove of protrusion be arranged on return block for this inventive concept
Position limiting structure is formed, furthermore the quantity of position limiting structure can also be configured according to the actual situation；The section of protrusion can also be with
Using trapezoidal or triangle or other structures with inclined plane shape, guarantee that return block can be easily disengaged from sleeve.
It is welded with pull ring bracket 11 in second sleeve 7 and return block 4, is connected on pull ring bracket 11 convenient for nylon rope 5
The pull ring 13 passed through, rope of the nylon rope 5 as drawing second sleeve 7, set is driven when transfer occurs for the fastener in sleeve
Cylinder rotates, and nylon rope 5 is also gradually tensed, and prevents sleeve from rotating after nylon rope 5 tenses, and then prevent from fastening
The phenomenon that part transfer, occurs.Rope needs to have using wirerope or high microsteping rope etc. close to cartridge exterior is wrapped in
Resistance to tow flexible.
Return spring 2, this time are symmetrically arranged between return block 4 and first sleeve 1 along the axis direction of first sleeve 1
Position spring 2 be the stiff spring drawn to return block 4, and return spring 2 is anti-with after when rotary device times for dismantling fastener
Position block 4 can be returned directly to the position of protrusion 9 with groove limit cooperation under the pulling force of return spring 2, while return spring 2 can
To play certain buffer function to return block 4 when discharging rope pull.Return spring may be in other embodiments
Other quantity is arranged circumferentially around sleeve, makes being more uniformly stressed for return block.
Fastening nut 3 is additionally provided with handle 12 convenient for operating to fastening nut 3, in the present embodiment in the radial direction
Handle 12 is welded on the outside of fastening nut 3.Fastening nut can also be removably arranged in handle in other embodiments
On, such as using being threadedly coupled or handle is plugged on fastening nut by aperture on fastening nut to second level, keep overall structure tight
Handle can also be not provided with by gathering, and be operated using spanner to fastening nut.
Shrinking connecting-rod 6 is limited on the central axis of sleeve by upper circlip 8 and lower circlip, the convenient carrying to two sleeves
It carries, due to the position-limiting action of circlip, two sleeves cannot be moved up and down axially again, it can only be rotated around bushing core axis,
Installation sleeve makes rope can be made to have a degree of pretightning force with turnbarrel；In order to simplify structure other embodiments can not
Use connecting rod.
When being prevented using the fastener of the present embodiment with rotary device, as shown in figure 3, there is multiple groups fastening on workpiece to be tightened 16
Part adjusts the length of extensible link 6, second sleeve 7 is sleeved on a nut 14, makes pull ring in second sleeve 7 just
To another nut, return block 4 is pressed in first sleeve 1 by the handle 12 on rotational fastener nut 3, while first set
Position-limit mechanism between cylinder 1 and return block 4 prevents the two from relatively rotating；First sleeve 1 is made into 5 phase of nylon rope around the rotation of connecting rod 6
To tension, then first sleeve 1 is sleeved on nut 14 to be tightened；Two sleeves are tensed by nylon rope 5 at this time, by pulling
Hand 15 fastens bolt 17, and due to being strained and fixed between two sleeves by nylon rope 5, two nuts are also fixed；When tight
Gu power continues to increase, transfer by a small margin, the tensioning of nylon rope 5 occur with first sleeve 1 for the fastening nut in first sleeve 1
Power increase prevents nut from continuing transfer.It is anti-with rotary device that fastener can not be dismantled after the completion of fastening a nut, directly
Another bolt is fastened；In addition, the fastener is anti-can also to be sleeved on bolt with rotary device, by spanner to spiral shell
Mother fastens.
Dismantle this fastener it is anti-with rotary device when, due to the tensile force of nylon rope 5, two sleeves cannot be extracted directly,
Unscrew fastening nut 3 at this time, the arc surface of protrusion 9 makes to lose position-limiting action in the press of no fastening nut 3, in nylon rope 5
Tensile force under relative rotation occurs between return block 4 and first sleeve 1, the tensile force of nylon rope 5 is also released, can be light
Pine removes sleeve.
The present invention can effectively solve the problem that the problem of securable fastener transfer, consolidate part to be tightened not caused by solving because of transfer
The case where capable of sufficiently fastening；One can be operated the present invention, and operation is simple and reliable efficiently；Fastening need to be only adjusted in installing and dismounting
Nut, it is easy to operate quick, effectively increase retention efficiency.
Claims (10)
1. a kind of fastener is anti-with rotary device, it is characterised in that: including for the sleeve with the fastener rotation stop to be fastened cooperation,
The cartridge exterior is coaxially installed with the return block that can be rotated coaxially, and rotation stop locking unlock is equipped between the return block and sleeve
Part, return block also pass through rope and be connected with containing component, and the component that restrains has for cooperating with respective fastener rotation stop
The link position of bayonet, rope and return block deviates its center of rotation.
2. fastener according to claim 1 is anti-with rotary device, it is characterised in that: return block passes through the positioning at the top of sleeve
Column is set to the top of sleeve, and reset spring is equipped between sleeve.
3. fastener according to claim 2 is anti-with rotary device, it is characterised in that: the reset spring is drawing spring,
Along sleeve axial direction respectively with return block and sleeve connection.
4. fastener according to claim 3 is anti-with rotary device, it is characterised in that: more than there are two the drawing springs,
Around being arranged circumferentially for sleeve.
5. fastener according to claim 2 is anti-with rotary device, it is characterised in that: return block passes through the positioning at the top of sleeve
Column is set to the top of sleeve, and the rotation stop locking unlock piece is the clamp nut being threadedly engaged with the positioning column.
6. fastener according to claim 5 is anti-with rotary device, it is characterised in that: the clamp nut is configured with radially
The handle of extension.
7. fastener according to claim 5 or 6 is anti-with rotary device, it is characterised in that: the return block and sleeve are wherein
One is equipped with protrusion on the face adjacent with the two, another is equipped with recess portion corresponding with the protrusion.
8. fastener according to claim 1 is anti-with rotary device, it is characterised in that: the containing component is telescopic rotation stop
Set.
9. fastener according to claim 1 is anti-with rotary device, it is characterised in that: the sleeve and the containing component it
Between connected by handle, the position of handle and sleeve connection is located at the axis of sleeve and is rotatably assorted with sleeve, handle with lead
Component processed is also formed and is rotatably assorted.
10. fastener according to claim 8 is anti-with rotary device, it is characterised in that: the handle is that can be adjusted by flexible
The whole sleeve and the retractable handle for restraining the distance between component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811116813.1A CN109454581B (en) | 2018-09-25 | 2018-09-25 | Follow-up rotation preventing device for fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811116813.1A CN109454581B (en) | 2018-09-25 | 2018-09-25 | Follow-up rotation preventing device for fastener |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109454581A true CN109454581A (en) | 2019-03-12 |
| CN109454581B CN109454581B (en) | 2020-12-08 |
Family
ID=65606908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811116813.1A Active CN109454581B (en) | 2018-09-25 | 2018-09-25 | Follow-up rotation preventing device for fastener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109454581B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1450069A (en) * | 1921-11-25 | 1923-03-27 | Frank W Fick | Spring-mounting implement |
| US6588303B1 (en) * | 2002-02-01 | 2003-07-08 | United Technologies Corporation | Anti-rotation device for fastener |
| US20040156693A1 (en) * | 2001-06-13 | 2004-08-12 | Ari Paakko | Locking device for a nut or bolt and an installation device |
| US20090148253A1 (en) * | 2007-12-05 | 2009-06-11 | Interparts Automotive B.V. | Connector lock |
| KR200460066Y1 (en) * | 2009-04-20 | 2012-05-02 | 현대제철 주식회사 | Prevention loosen Bolt |
| CN203993693U (en) * | 2014-04-11 | 2014-12-10 | 东风汽车公司 | The anti-transfer of servo tightening machine mechanism |
| JP6337244B1 (en) * | 2017-04-11 | 2018-06-06 | ＴＹＴｔｒｕｓｔ株式会社 | Nut loosening prevention device |
-
2018
- 2018-09-25 CN CN201811116813.1A patent/CN109454581B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1450069A (en) * | 1921-11-25 | 1923-03-27 | Frank W Fick | Spring-mounting implement |
| US20040156693A1 (en) * | 2001-06-13 | 2004-08-12 | Ari Paakko | Locking device for a nut or bolt and an installation device |
| US6588303B1 (en) * | 2002-02-01 | 2003-07-08 | United Technologies Corporation | Anti-rotation device for fastener |
| US20090148253A1 (en) * | 2007-12-05 | 2009-06-11 | Interparts Automotive B.V. | Connector lock |
| KR200460066Y1 (en) * | 2009-04-20 | 2012-05-02 | 현대제철 주식회사 | Prevention loosen Bolt |
| CN203993693U (en) * | 2014-04-11 | 2014-12-10 | 东风汽车公司 | The anti-transfer of servo tightening machine mechanism |
| JP6337244B1 (en) * | 2017-04-11 | 2018-06-06 | ＴＹＴｔｒｕｓｔ株式会社 | Nut loosening prevention device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109454581B (en) | 2020-12-08 |
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