CN203856816U - Hoop subassembly - Google Patents
Hoop subassembly Download PDFInfo
- Publication number
- CN203856816U CN203856816U CN201420268627.0U CN201420268627U CN203856816U CN 203856816 U CN203856816 U CN 203856816U CN 201420268627 U CN201420268627 U CN 201420268627U CN 203856816 U CN203856816 U CN 203856816U
- Authority
- CN
- China
- Prior art keywords
- steel band
- bolt
- clip steel
- shell fragment
- hoop component
- 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.)
- Expired - Lifetime
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 56
- 239000010959 steel Substances 0.000 claims abstract description 56
- 239000012634 fragment Substances 0.000 claims description 29
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
Landscapes
- Clamps And Clips (AREA)
Abstract
The utility model provides a hoop subassembly. The hoop subassembly comprises a hoop steel strap, a bolt, a bolt sleeve, a nut and a spring plate, wherein the hoop steel strap is in the shape of a ring in a connected manner through the bolt and the nut; the bolt sleeve sleeves the bolt and is abutted to the nut; the nut can push the bolt sleeve to move along the bolt; a first end of the spring plate is slidably connected to a first end of the hoop steel strap; and a second end of the spring plate is fixedly connected to a second end of the hoop steel strap. By using the spring plate, the hoop steel strap is assembled in advance; the difficulty on the hoop steel strap assembled in a narrow channel is reduced; and a phenomenon that the hoop is freely bounced off is avoided.
Description
Technical field
The utility model relates to aeroengine field, especially, relates to a kind of hoop component.
Background technique
Common yoke configurations is as shown in Fig. 1～2.Hoop component comprises clip steel band 1 ', bolt 2 ', bolt sleeve 3 ', nut 4 '.Clip steel band 1 ' is bar-shape thing, and one end of clip steel band 1 ' arranges bolt mounting holes 11 '.The fixed end of bolt 2 ' is installed in bolt mounting holes 11 '.The opposite end of clip steel band 1 ' arranges bolt closing seat 12 '.Bolt sleeve 3 ' is sheathed on the closed end of bolt 2 ', and is fixed on bolt 2 ' by nut 4 '.When closed, the outer wall of bolt sleeve 3 ' is connected in bolt closing seat 12 '.
The clip steel band 1 ' of said structure generally adopts cold drawn steel band or steel plate bending moulding, and when not closed, clip steel band 1 ' has certain elasticity.Can freely flick state.Therefore, in hoop component assembly process, need workman first the two ends of clip steel band 1 ' to be closed tightly with hand or other assistant tools, then by the assembling locking hoop assembly of bolt 2 ' and nut 4 '.Assembly process wastes time and energy.In the time of the assembly ring of the position of some limited space, be difficult to use assembly tool, increase the difficulty of assembling, have a strong impact on working efficiency.
In addition, casing body in the course of the work, due to vibration or the impact of other various factorss, may cause causing clip to flick and losing efficacy for the nut loosening of fixing hoop assembly, directly causes hoop component to come off.In use there is larger potential safety hazard.
Model utility content
The utility model object is to provide a kind of hoop component, in use easily occurs to solve clip in prior art the technical problem coming off, Security is poor.
For achieving the above object, the utility model provides a kind of hoop component, comprise: clip steel band, bolt, bolt sleeve and nut, clip steel band is connected to form ring-type by screw bolt and nut, and bolt sleeve is sheathed on bolt, and with nut butt, nut can promote bolt sleeve and move along bolt, also comprise: shell fragment, the first end of shell fragment is slidably connected to the first end of clip steel band, and the second end of shell fragment is fixed in the second end of clip steel band.
Further, the first end of clip steel band is bent to form the first spacious hole to the outer wall of clip steel band, and the sidewall in the first spacious hole is radially formed through bolt mounting holes along clip steel band, and the first end of bolt is installed in bolt mounting holes.
Further, the sidewall in the first spacious hole circumferentially extends to form snap-ring groove along clip steel band, and the first end of shell fragment is connected in snap-ring groove, and shell fragment can slide along snap-ring groove.
Further, shell fragment comprises elastic sheet body, and the first end sidewall outwardly convex of elastic sheet body forms clamping projection, and clamping projection is connected in snap-ring groove.
Further, clamping projection is two projections that are oppositely arranged.
Further, the second end of clip steel band is bent to form the second spacious hole to the outer wall of clip steel band, and the second spacious hole is along the axial perforation of clip steel band, and the second spacious hole sidewall radially connects clip steel band and forms pullover groove, and the second end of bolt is installed in pullover groove.
Further, shell fragment comprises elastic sheet body, and the second end of elastic sheet body arranges the mounting head that width is greater than elastic sheet body, and mounting head is fixed in the second spacious hole.
Further, the width of mounting head is greater than the width of pullover groove, and is less than the width of clip steel band, and mounting head is fixed on pullover groove inwall.
Further, mounting head is welded on pullover groove inwall.
The utlity model has following beneficial effect:
The clip that the utility model provides, by shell fragment is set, is realized preassembly to clip steel band, the assembling difficulty while reducing assembling in catwalk, and while preventing from assembling, clip freely flicks.
Except object described above, feature and advantage, the utility model also has other object, feature and advantage.Below with reference to figure, the utility model is described in further detail.
Brief description of the drawings
The accompanying drawing that forms the application's a part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is prior art clip three-dimensional view schematic diagram;
Fig. 2 is the local enlarged diagram of prior art clip A point;
Fig. 3 is the schematic perspective view of the hoop component of the utility model preferred embodiment; And
Fig. 4 is the local enlarged diagram of B point of the hoop component of the utility model preferred embodiment
Fig. 5 is the schematic perspective view of the hoop component of the utility model preferred embodiment; And
Fig. 6 is the local enlarged diagram of C point of the hoop component of the utility model preferred embodiment.
Marginal data:
1, clip steel band; 2, bolt; 3, bolt sleeve; 4, nut; 5, shell fragment; 50, elastic sheet body; 51, mounting head; 52, clamping projection; 11, the first spacious hole; 12, bolt mounting holes; 13, snap-ring groove; 14, the second spacious hole; 15, pullover groove.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is elaborated, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
Referring to Fig. 3～4, the hoop component that the utility model provides comprises: clip steel band 1, bolt 2, bolt sleeve 3, nut 4 and shell fragment 5.Clip steel band 1 is strip.The first end of clip steel band 1 is bent to form the first spacious hole 11 to the outer wall of clip steel band 1.End face and bottom surface vertically, the first spacious hole 11 connects.The sidewall in the first spacious hole 11, is radially formed through bolt mounting holes 12.Bolt mounting holes 12 radially connects the sidewall of clip steel band 1.The rear portion in the first spacious hole 11 is along circumferentially extending to form snap-ring groove 13 on clip steel band 1.Snap-ring groove 13 circumferentially extends along clip steel band 1, and connects the outer wall in the first spacious hole 11.Shell fragment 5 is rectangular sheet.Shell fragment 5 comprises elastic sheet body 50, mounting head 51 and clamping projection 52.The first end of elastic sheet body 50 arranges the clamping projection 52 forming to elastic sheet body 50 extensions.Preferably clamping projection 52 is two, and symmetry is established the second end with elastic sheet body 50.Shell fragment 5 snaps in the top of snap-ring groove 13 by clamping projection 52.The second end of shell fragment 5 arranges the mounting head 51 that width is greater than elastic sheet body 50.The second end of shell fragment 5 is fixed on the second end of clip steel band 1.
The second spacious hole 14 that the second end setting of clip steel band 1 is identical with the first spacious hole 11 structures.The second end of clip steel band 1 is bent to form the second spacious hole 14 to the outer wall wall of clip steel band 1.End face and the bottom surface in the second spacious hole 14 connect vertically.The second spacious hole 14 is radially vertically formed through pullover groove 15.
While installation referring to Fig. 5～6, the first end of shell fragment 5 stretches in snap-ring groove 13.Clamping projection 52 is connected in the top of snap-ring groove 13.The second end of shell fragment 5 stretches in the second spacious hole 14.Mounting head 51 on the second end of shell fragment 5 is welded on the inwall in the second spacious hole 14.The width of mounting head 51 is greater than the width of pullover groove 15, and is less than the width of clip steel band 1.Preferably the bottom surface of mounting head 51 is welded on the inwall in the second spacious hole 14.Now, by the connection of shell fragment 5, clip steel band 1 is realized preassembly before installation.The first end of bolt 2 is installed in the first spacious hole 11.The second end of bolt 2 is installed in the pullover groove 15 in the second spacious hole 14.Specifically can install according to a conventional method.Preferably the outer wall of bolt sleeve 3 is fixed in pullover groove 15.The diameter of bolt 2 is less than the diameter of bolt sleeve 3.On the second end of bolt 2, stretch in bolt sleeve 3.The outer sheathed nut 4 of far-end of bolt sleeve 3.Nut 4 is connected to the outer end of bolt sleeve 3.Bolt sleeve 3 can move with the movement of nut 4 along bolt 2 in pullover groove 15.
After construction bolt 2, shell fragment 5 is pressed downward, and hoop component connects by bolt 2.The clamping projection 52 of shell fragment 5 one end slides along snap-ring groove 13, is not connected to the top of snap-ring groove 13.
Preassembly plays the effect of auxiliary locking, and fastening nut 4 can be realized assembling completely more afterwards, has simplified installation process.Make also can easily adjust operation tool in narrow space, improve assembly quality and efficiency of assembling.
Cause nut 4 in hoop component to become flexible when the external world produces unfavorable factor, bolt 2 exits after nut 4 cooperations gradually, and shell fragment 5 can be stuck in again the top of snap-ring groove 13, prevents that clip total failure from coming off, and plays locking effect.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (9)
1. a hoop component, comprising: clip steel band (1), bolt (2), bolt sleeve (3) and nut (4),
Described clip steel band (1) is connected to form ring-type by described bolt (2) and described nut (4), described bolt sleeve (3) is sheathed on described bolt (2), and with described nut (4) butt, described nut (4) can promote described bolt sleeve (3) and move along described bolt (2)
It is characterized in that,
Also comprise: shell fragment (5),
The first end of described shell fragment (5) is slidably connected to the first end of described clip steel band (1), and the second end of described shell fragment (5) is fixed in the second end of described clip steel band (1).
2. hoop component according to claim 1, it is characterized in that, the described first end of described clip steel band (1) is bent to form the first spacious hole (11) to the outer wall of described clip steel band (1), the sidewall in the described first spacious hole (11) is radially formed through bolt mounting holes (12) along described clip steel band (1), and the first end of described bolt (2) is installed in described bolt mounting holes (12).
3. hoop component according to claim 2, it is characterized in that, the sidewall in the described first spacious hole (11) circumferentially extends to form snap-ring groove (13) along described clip steel band (1), the first end of described shell fragment (5) is connected in described snap-ring groove (13), and described shell fragment (5) can slide along described snap-ring groove (13).
4. hoop component according to claim 3, it is characterized in that, described shell fragment (5) comprises elastic sheet body (50), the first end sidewall outwardly convex of described elastic sheet body (50) forms clamping projection (52), and described clamping projection (52) is connected in described snap-ring groove (13).
5. hoop component according to claim 4, is characterized in that, described clamping projection (52) is two projections that are oppositely arranged.
6. according to the hoop component described in any one in claim 1～5, it is characterized in that, the second end of described clip steel band (1) is bent to form the second spacious hole (14) to the outer wall of described clip steel band (1), the described second spacious hole (14) is along the axial perforation of described clip steel band (1), the described second spacious hole (14) sidewall radially connects described clip steel band (1) and forms pullover groove (15), and the second end of described bolt (2) is installed in described pullover groove (15).
7. hoop component according to claim 6, it is characterized in that, described shell fragment (5) comprises elastic sheet body (50), the second end of described elastic sheet body (50) arranges the mounting head (51) that width is greater than described elastic sheet body (50), and described mounting head (51) is fixed in the described second spacious hole (14).
8. hoop component according to claim 7, it is characterized in that, the width of described mounting head (51) is greater than the width of described pullover groove (15), and being less than the width of described clip steel band (1), described mounting head (51) is fixed on the inwall of described pullover groove (15).
9. hoop component according to claim 8, is characterized in that, described mounting head (51) is welded on described pullover groove (15) inwall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420268627.0U CN203856816U (en) | 2014-05-23 | 2014-05-23 | Hoop subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420268627.0U CN203856816U (en) | 2014-05-23 | 2014-05-23 | Hoop subassembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203856816U true CN203856816U (en) | 2014-10-01 |
Family
ID=51606670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420268627.0U Expired - Lifetime CN203856816U (en) | 2014-05-23 | 2014-05-23 | Hoop subassembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203856816U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105729066A (en) * | 2016-03-25 | 2016-07-06 | 大连新锋钢管厂 | Forming process for fastening hoops |
-
2014
- 2014-05-23 CN CN201420268627.0U patent/CN203856816U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105729066A (en) * | 2016-03-25 | 2016-07-06 | 大连新锋钢管厂 | Forming process for fastening hoops |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141001 |
|
| CX01 | Expiry of patent term |