CN201714811U - Anti-loosening stop mechanism - Google Patents
Anti-loosening stop mechanism Download PDFInfo
- Publication number
- CN201714811U CN201714811U CN2010202288203U CN201020228820U CN201714811U CN 201714811 U CN201714811 U CN 201714811U CN 2010202288203 U CN2010202288203 U CN 2010202288203U CN 201020228820 U CN201020228820 U CN 201020228820U CN 201714811 U CN201714811 U CN 201714811U
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- check plate
- bolt
- stop mechanism
- pivoted housing
- described check
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Abstract
The utility model relates to an anti-loosening stop mechanism which comprises a stop plate and an anti-rotation sleeve, wherein at least two bolt holes for fixing the stop plate are formed on the stop plate, and the anti-rotation sleeve used for preventing the bolt from being loosened is arranged on the bolt holes of the stop plate and provided with penetration holes corresponding to the bolt holes of the stop plate. The utility model solves the problem existing in the bolt anti-loosening component in the prior art that a groove matched with a lower supporting pad is required to be molded on a fastened component to lead to complex processing technology of the fastened component and belongs to a welded type anti-loosening stop mechanism without special processing to the fastened component.
Description
Technical field
The utility model relates to a kind of locking stop mechanism, specifically a kind ofly is used to be threaded and the fastening locking stop mechanism of welding type.
Background technique
In the prior art of mechanical field, often utilize bolt to tighten to realize being fastenedly connected between object, but above-mentioned fastening means can only rely on the frictional force between nut and the nut supporting surface (being bolt and the main component surface of contact that connected) to prevent bolt looseness.When the pressure of bolt through being impacted, vibrating or wash away etc., can cause bolt that displacement takes place and make the frictional force between nut and the nut supporting surface descend, make bolt looseness.In order to solve the problems of the technologies described above, need between bolt and the main component that is connected surface of contact, locking parts be set.At present, locking parts commonly used are elasticity lock washers, and general common elasticity lock washer is along with the increase of time, and locking elastic force can descend thereupon, prevents that the frictional force of bolt rollback from reducing gradually, relaxes, comes off so bolt takes place too easily.Except that above-mentioned settling mode, the another kind of mode that prevents bolt looseness be with bolt and main component fastening after, with the nut direct spot welding of bolt on main component, this mode at first only is applicable to that the material of described bolt and main component is welding material, the bolt of some material is not suitable for welding, its nut can't be welded on the main component; Aforesaid way also can influence the quality of main component owing to welding technique in addition, and is destroyed and then influence the problem of equipment integral sealing such as the unsuccessful main component that might cause of welding.
At above-mentioned technical problem, a kind of screw retention device that first member and second member are tightened up of being used for is disclosed among the Chinese patent literature CN1066807C, the lower support pad matches with shape and the mode that meshes places on first member, and is clamped on first member by means of bolt nut simultaneously.The locking pad matches with shape and the mode that meshes is connected with bolt nut, and the locking pad links into an integrated entity by weld seam and lower support pad.In this technological scheme, the member that screw retention device does not need to be tightened up with bolt or quilt welds, and neither can damage bolt, also can not damage fastened member.But, the mode that lower support pad and the engagement of first member are provided with, the groove that matches with the lower support pad need be set on first member, make the processing technology complexity of the member of winning, in addition, locking pad and lower support pad are by non-disconnectable the welding together mutually of weld seam, when parts are damaged, two parts welded together can only be changed simultaneously, caused the waste of resource.
The model utility content
For this reason, technical problem to be solved in the utility model is screw retention device of the prior art, the lower support pad is tightened up the member engagement with quilt and is provided with, the groove that moulding cooperates with the lower support pad on the member need tightened up, feasible quilt tightens up member processing technology complexity, thereby proposes a kind of need not being tightened up the locking stop mechanism that member carries out special processing;
Another technical problem to be solved in the utility model is a screw retention device of the prior art, with locking pad and non-disconnectable the welding together mutually of lower support pad, can only change simultaneously during replacing, cause the problem of the wasting of resources, thereby propose a kind ofly to fix, only need when needing to change the solder joint mill is driven replaceable locking stop mechanism by the spot welding mode.
For solving the problems of the technologies described above, a kind of locking stop mechanism of the present utility model, described check plate is provided with and is used at least two bolts hole that described check plate is fixing, the bolt hole of described check plate is provided with the anti-pivoted housing that is used to prevent bolt looseness, and described anti-rotation cover has and the corresponding perforation of the bolt hole of described check plate.
Described anti-pivoted housing and the welding of described check plate are fixing.
Described anti-pivoted housing is connected with described check plate spot welding.
One side of described anti-pivoted housing is connected with described check plate spot welding.
The perforation of described anti-pivoted housing has the shape that is meshed with required fixing nut.
Described anti-pivoted housing is the packing ring with inner hexagonal hole.
Described check plate is an arc.
Described check plate is an annular.
Technique scheme of the present utility model has the following advantages compared to existing technology,
(1) locking stop mechanism described in the utility model, comprise check plate and anti-pivoted housing, described check plate is provided with and is used at least two bolts hole that described check plate is fixing, the bolt hole of described check plate is provided with the anti-pivoted housing that is used to prevent bolt looseness, and described anti-rotation cover has and the corresponding perforation of the bolt hole of described check plate.Like this, during use as long as the bolt hole on the described check plate is aimed at bolt hole on the described main component, then the described anti-pivoted housing of screw bolt passes and described check plate are extend into to screw in the bolt hole of main component and get final product, described check plate is fixed on the body surfaces of required connection by two or more bolts, and anti-pivoted housing has increased the required fixing required resistance of bolt rotation, thereby prevents bolt looseness.Described check plate need not to make the shape that is nested with described main component, as long as on the main component of required connection bolt hole is arranged, need not to be predisposed to the shape that meshes with described check plate again, has effectively simplified the preparation process of check plate and main component.
(2) locking stop mechanism described in the utility model; described anti-pivoted housing and the welding of described check plate are fixing; like this; described anti-pivoted housing is welded on the described check plate; because described check plate fixes by at least two bolts; so described anti-pivoted housing good fixing effect; can there be phenomenon loosening, that retreat; effectively avoided bolt directly is welded on the precision that influences main component on the main component and the problem of sealability; in locking, protect main component and effectively realized connection between the main component; simple and practical, and whole cost is low.
(3) locking stop mechanism described in the utility model, a side of described anti-pivoted housing is connected with described check plate spot welding, during replacing, only need be driven the solder joint mill and get final product, and when herein when not required, also can pull down once more and recycle, improved the utilization ratio of parts, economized on resources.
(4) locking stop mechanism described in the utility model, the shape that the perforation that described anti-rotation puts can be set to correspondingly mesh according to the nut shape of required fixing bolt, for example described anti-rotation cover is set to the packing ring of inner hexagonal hole, with bolt head is the use that matches of the hex head bolt of hexagonal, effectively avoid the rollback and the loosening phenomenon of bolt, make anti-loosing effect strengthen.
(5) locking stop mechanism described in the utility model, described check plate can be designed to required form according to the needs of main component, and is not only attractive in appearance, and anti-loosing effect is good.
Description of drawings
For the easier quilt of content of the present utility model is clearly understood, according to specific embodiment of the utility model also in conjunction with the accompanying drawings, the utility model is described in further detail, wherein below
Fig. 1 is the schematic representation of locking stop mechanism described in the utility model;
Fig. 2 is the longitudinal sectional view of locking stop mechanism described in the utility model;
Reference character is expressed as among the figure: the 1-check plate, 2-prevents pivoted housing, 3-bolt, 4,5-spot welding place, 6-main component.
Embodiment
Embodiment 1:
Be illustrated in figure 1 as a mode of execution of locking stop mechanism described in the utility model, this mechanism comprises check plate 1 and anti-pivoted housing 2, in the present embodiment, described check plate 1 is set to arc, also can be designed to other shapes as required, such as annular, ellipse etc.; Described check plate 1 is arranged at described main component 6 surfaces and goes up (seeing shown in Figure 2), and described check plate 1 is provided with and is used for two bolts hole that described check plate 1 is fixing, also can design the bolt hole more than two herein as required.The bolt hole of described check plate 1 is provided with the anti-pivoted housing 2 that is used to prevent that bolt 3 is loosening, and described anti-pivoted housing 2 has and the corresponding perforation of the bolt hole of described check plate 1.
During use, bolt hole on the described check plate 1 is alignd with bolt hole on the described main component 6, again described anti-pivoted housing 2 is alignd with bolt hole on the described check plate 1 by the perforation on it, then bolt 3 is passed successively anti-pivoted housing 2 and check plate 1 and be tightened in the bolt hole of described main component 6.Like this, by two bolts 3 described check plate 1 is fixed, described check plate 1 need not to make the shape that is nested with described main component 6, need only on the main component 6 of required connection and form bolt hole in advance, described main component 6 also need not to be predisposed to the shape that is meshed with described check plate 1 again, and the mode that fixes check plate 1 by two bolts is simple, and is effective.Increase described bolt 3 by the anti-pivoted housing 2 that is provided with on the described check plate 1 simultaneously and rotate required resistance, can effectively play the effect of locking stop.
As present embodiment can conversion mode of execution, described check plate 1 and 2 welding of anti-pivoted housing can be connected with described check plate 1 spot welding in this side that is chosen in described anti-pivoted housing 2, spot welding place 4,5 is seen shown in Fig. 1.So neither can influence the precision of main component 6 own, and when needs are changed or are dismantled locking stop mechanism as long as the solder joint mill is opened, simple to operation, and anti-loosing effect is good, also is convenient to the recovery and the utilization of resource.In addition, select the fastening main component 6 of hex head bolt in the present embodiment, described anti-pivoted housing 2 is chosen as the packing ring of inner hexagonal hole, and the nut of described like this hex head bolt is meshed with described packing ring with inner hexagonal hole, can better locking stop.
Locking stop mechanism described in the utility model can bear bigger pressure, be particularly useful for the bigger occasion of pressure-bearing, as the attachment portion of hydroturbine water intake valve sphere and seal ring, owing to loosening stop mechanism, this can bear the pressure that washes away repeatedly, and safe and reliable.
Obviously, the foregoing description only is for example clearly is described, and is not the qualification to mode of execution.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give exhaustive to all mode of executions.And conspicuous variation of being extended out thus or change still are among the protection domain of the utility model creation.
Claims (8)
1. locking stop mechanism, comprise check plate and anti-pivoted housing, it is characterized in that: described check plate is provided with and is used at least two bolts hole that described check plate is fixing, the bolt hole of described check plate is provided with the anti-pivoted housing that is used to prevent bolt looseness, and described anti-rotation cover has and the corresponding perforation of the bolt hole of described check plate.
2. locking stop mechanism according to claim 1 is characterized in that: described anti-pivoted housing and the welding of described check plate are fixing.
3. locking stop mechanism according to claim 1 and 2 is characterized in that: described anti-pivoted housing is connected with described check plate spot welding.
4. locking stop mechanism according to claim 3 is characterized in that: a side of described anti-pivoted housing is connected with described check plate spot welding.
5. locking stop mechanism according to claim 4 is characterized in that: the perforation of described anti-pivoted housing has the shape that is meshed with required fixing nut.
6. locking stop mechanism according to claim 4 is characterized in that: described anti-pivoted housing is the packing ring with inner hexagonal hole.
7. according to claim 5 or 6 described locking stop mechanisms, it is characterized in that: described check plate is an arc.
8. according to claim 5 or 6 described locking stop mechanisms, it is characterized in that: described check plate is annular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202288203U CN201714811U (en) | 2010-06-18 | 2010-06-18 | Anti-loosening stop mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202288203U CN201714811U (en) | 2010-06-18 | 2010-06-18 | Anti-loosening stop mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201714811U true CN201714811U (en) | 2011-01-19 |
Family
ID=43460807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202288203U Expired - Fee Related CN201714811U (en) | 2010-06-18 | 2010-06-18 | Anti-loosening stop mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201714811U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102678725A (en) * | 2011-03-11 | 2012-09-19 | 东京毅力科创株式会社 | Bolt-locking apparatus, mounting method thereof and mounting jig |
| CN104949224A (en) * | 2014-03-27 | 2015-09-30 | 夏普株式会社 | Gasket stationary fixture of compressor and compressor fixing method |
| CN108923359A (en) * | 2018-10-11 | 2018-11-30 | 郭乃彦 | Patch the fixed latch mechanism of case and bus duct |
| CN109779644A (en) * | 2019-01-28 | 2019-05-21 | 上海隧道工程有限公司 | The fixed stopping device of shield machine roller cutter and its method for rapidly mounting |
| CN109969904A (en) * | 2014-03-27 | 2019-07-05 | 三菱电机株式会社 | The fixed device of guide rail for elevator and its fixing means |
| CN113664508A (en) * | 2021-08-25 | 2021-11-19 | 岚图汽车科技有限公司 | Damper positioning and butt-knocking screwing integrated device |
-
2010
- 2010-06-18 CN CN2010202288203U patent/CN201714811U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102678725A (en) * | 2011-03-11 | 2012-09-19 | 东京毅力科创株式会社 | Bolt-locking apparatus, mounting method thereof and mounting jig |
| KR20120104112A (en) * | 2011-03-11 | 2012-09-20 | 가부시키가이샤 후지킨 | Apparatus for preventing looseness of bolt, attaching method and attaching jig therefor, fluid control device and substrate processing apparatus |
| CN102678725B (en) * | 2011-03-11 | 2016-06-01 | 东京毅力科创株式会社 | The locking device of bolt and installation method thereof and fixture is installed |
| TWI558922B (en) * | 2011-03-11 | 2016-11-21 | 東京威力科創股份有限公司 | Device for preventing bolt from loosening, method for mounting the same, method and first and second mounting jig, fluid controlling device and device for processing substrate |
| KR102025945B1 (en) | 2011-03-11 | 2019-09-26 | 도쿄엘렉트론가부시키가이샤 | Apparatus for preventing looseness of bolt, attaching method and attaching jig therefor, fluid control device and substrate processing apparatus |
| CN104949224A (en) * | 2014-03-27 | 2015-09-30 | 夏普株式会社 | Gasket stationary fixture of compressor and compressor fixing method |
| CN109969904A (en) * | 2014-03-27 | 2019-07-05 | 三菱电机株式会社 | The fixed device of guide rail for elevator and its fixing means |
| CN104949224B (en) * | 2014-03-27 | 2019-10-01 | 夏普株式会社 | The washer stationary fixture and compressor fixing means of compressor |
| CN108923359A (en) * | 2018-10-11 | 2018-11-30 | 郭乃彦 | Patch the fixed latch mechanism of case and bus duct |
| CN109779644A (en) * | 2019-01-28 | 2019-05-21 | 上海隧道工程有限公司 | The fixed stopping device of shield machine roller cutter and its method for rapidly mounting |
| CN113664508A (en) * | 2021-08-25 | 2021-11-19 | 岚图汽车科技有限公司 | Damper positioning and butt-knocking screwing integrated device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110119 Termination date: 20150618 |
|
| EXPY | Termination of patent right or utility model |