CN202251493U - Locking connecting flange - Google Patents
Locking connecting flange Download PDFInfo
- Publication number
- CN202251493U CN202251493U CN2011203697103U CN201120369710U CN202251493U CN 202251493 U CN202251493 U CN 202251493U CN 2011203697103 U CN2011203697103 U CN 2011203697103U CN 201120369710 U CN201120369710 U CN 201120369710U CN 202251493 U CN202251493 U CN 202251493U
- Authority
- CN
- China
- Prior art keywords
- flange
- locking
- hole
- flange plate
- jacket
- 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 - Fee Related
Links
- 230000000875 corresponding Effects 0.000 claims abstract description 5
- 238000010276 construction Methods 0.000 claims description 5
- 229910015800 MoS Inorganic materials 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 239000000314 lubricant Substances 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 3
- 230000001808 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- 238000005452 bending Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003292 diminished Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
Abstract
The utility model discloses a locking connecting flange, which relates to a basic mechanical connecting piece, is specifically used for keyless connection between a shaft and another part or a flange, is also applied to keyless connection of high torque of general mechanical equipment. The locking connecting flange comprises a locking jacket (1), a flange plate (2) and a bolt for connecting the locking jacket with the flange plate. An outer tapered face is arranged on an inner sleeve of the flange plate (2), the locking jacket (1) is provided with an inner tapered hole corresponding to the outer tapered face of the inner sleeve of the flange plate, and the inner tapered hole of the locking jacket and the outer tapered face of the inner sleeve of the flange plate form tapered face fit and have same taper. The locking connecting flange can realize a simplest connecting way of the shaft and the outer tapered face of the inner sleeve of the flange plate so that the structural size of the connecting part is greatly reduced, and has the advantages of simple structure, reliability in connection, rapidness in installation, and reduction in use cost.
Description
Technical field
The utility model relates to a kind of machine foundation link, specifically be used for the axle and another kind of component or flange between keyless, the high pulling torque that is equally applicable to general machinery equipment is keyless, also is applicable to the rapid coupling of pipe fitting.
Background technique
The connecting mode that carries out transmission of power between general axis and another component is key connecting, splined, or connecting through expansion set and locking plate between axle and hub or the axle sleeve.Under the operating mode of high pulling torque alternate load, impulsive load, the connecting mode of spline and key is substituted by keyless mode gradually.Common keyless mode has two kinds: a kind of be axle with hub bore between adopt expansion set to connect, in conjunction with Fig. 7; Another kind is that axle adopts locking plate to connect with axle sleeve, in conjunction with Fig. 6.But when the flange type structural member connected, it is loaded down with trivial details, complicated that above connecting structure seems, too much workpiece quantity, and complicated structure can cause all that the coupling member volume is big, materials consumption increase, complex process, cost up.
Summary of the invention
The utility model technical problem to be solved provides a kind of locking connecting flange, and this locking connecting flange can be realized the most brief connecting mode of the interior cover of axle and flange plate, and the coupling member physical dimension is diminished greatly; Simple in structure; Connect reliably, install fast, reduce user cost.
For realizing the foregoing invention purpose, following technological scheme is adopted in the invention:
A kind of locking connecting flange comprises locking jacket, flange plate and connects both bolt; It is characterized in that: be arranged with a male cone (strobilus masculinus) in the said flange plate, said locking jacket is provided with the internal taper hole corresponding to cover male cone (strobilus masculinus) in the flange plate, and the cover male cone (strobilus masculinus) forms cone match in said locking jacket internal taper hole and the flange plate, and tapering is identical.
Preferably, circumferentially being laid with several flanges on the said flange plate end face of flange moves back and unloads a hole and place flange in the flange construction bolt hole to move back to unload a hole; Move back corresponding to flange on the said locking jacket interior edge face and unload a hole and be laid with locking jacket silk hole.
Preferably, said bolt moves back to unload in the screw-in locking jacket silk hole, hole through flange and connects locking jacket and flange plate; During dismounting, move back and unload bolt and screw in flange and move back and unload in the hole, withstand moving back in the locking jacket silk hole and unload pin, back down flange plate and locking jacket.
Preferably, bolt is tightened the distance L between forward flange interior edge face and locking jacket interior edge face
2＞0, bolt is tightened back L
2Be 0, the flange interior edge face contacts with the locking jacket interior edge face.
Preferably, circumferentially be laid with the flange plate bolt hole on the said flange plate end face of flange.
Preferably, said flange plate end face of flange is provided with the annular flange positioning step.
Preferably, all scribble MoS on the cover male cone (strobilus masculinus) in said locking jacket internal taper hole and the flange plate
2Lubricant oil or contain MoS
2Coating.
Preferably, said locking jacket endoporus is straight hole or step hole, and step hole is two stage stages or three stage stages, and every rank bore dia size differs 5 ~ 10mm.
Because adopt aforesaid technological scheme, the invention has following superiority:
1, the locking connecting flange of the invention is a kind of keyless device, during use, with locking connecting flange be enclosed within the axle the mounting point, connect specified tightening torque and tighten high-strength bolt, locking device applies radial pressure to axle; Promptly this device utilizes the tapered configuration of self, internally axle is exerted pressure, and makes between axle and the locking connecting flange and forms interference fit, comes transmitting torque and axial force.This controlled interference fit joint, transmitting large torque and thrust load safely.
2, after the locking, the flange plate conical surface and locking jacket end plane, the conical surface while is stressed; When flange received bending load and begins bending deflection, the locking jacket interior edge face played certain supporting effect to flange, and the available less diameter of axle bears bigger bending load; The stress of subtracting circular arc is arranged on the flange, localized stress is had release action.
3, the invention is through flange plate, locking jacket and bolt, and the realization axle connects with flange, and is simple in structure, compact dimensions, and good manufacturability, it is low to connect cost.
4, the invention realizes high-precision self-alignment, locatees automatically through flange plate, locking jacket cone match, but transmitting large torque; Carry larger axial force; Can connect can not the wlding material, and dynamic balance is good, applies to the rigid joint of low speed to high speed running device axle; And can accomplish the equal strength design, can connect the axle that the diameter of axle surpasses 1000mm.
5, flange moves back and unloads a Kong Jike and do the construction bolt hole, can do the demounting bolt hole again and use; Do the time spent, in locking jacket silk hole, put into to move back and unload pin, increased removal force exponentially.Because the two-purpose in this hole, the flange that can reduce on the end face of flange is shirked a hole number, has strengthened the intensity of flange root.
Description of drawings
Fig. 1 is the main sectional view of the utility model locking connecting flange;
Fig. 2 is the left side view of the utility model locking connecting flange;
Fig. 3 is the reverse bolt installation diagram of the utility model locking connecting flange;
Fig. 4 is the structural representation of the utility model locking connecting flange flange plate;
Fig. 5 is the structural representation of the utility model locking connecting flange locking jacket;
Fig. 6 is the structural representation that existing axle connects with axle sleeve employing locking plate;
Fig. 7 be existing axle with hub bore between adopt expansion set to connect structural representation;
Among the figure:
The 1-locking jacket; The 2-flange plate; The 3-bolt;
The 4-pad; The 5-axle; 6-moves back and unloads bolt;
The 7-flange moves back and unloads a hole; 8-flange plate bolt hole; 9-moves back and unloads pin;
Cover male cone (strobilus masculinus) in the 10-flange; 11-flange interior edge face; 12-flange positioning step;
13-flange construction bolt hole; The 14-flange moves back and unloads a hole; 15-locking jacket inner conical surface;
16-locking jacket silk hole; 17-locking jacket interior edge face; 18-locking jacket harness cord hole;
19-flange plate bolt silk hole.
Embodiment
Below in conjunction with preferred implementation the invention is further specified, what need to stress is, innovation and creation of the present invention are not limited to following mode of execution, and any structure that does not break away from or be equal to the invention is provided with all within the protection domain of the invention.
In conjunction with Fig. 1, Fig. 2, with reference to figure 3, Fig. 4 and Fig. 5, the locking connecting flange of present embodiment mainly is made up of with bolt that is connected both 3 and pad 4 cover in locking jacket 1, the flange plate 2.Locking jacket 1 has locking jacket inner conical surface 15, overlaps correspondence in the flange plate and is provided with cover male cone (strobilus masculinus) 10 in the flange, overlaps male cone (strobilus masculinus) 10 cone match each other in locking jacket inner conical surface 15 and the flange, and both taperings are identical, and the cone angle direction is identical, is with awl in the same way.Locking jacket 1 is arranged in the flange and overlaps on the male cone (strobilus masculinus) 10, and several bolts 3 pass the flange construction bolt hole 13 of flange plate end face, screws in the locking jacket silk hole 16; Perhaps several bolts 3 pass locking jacket harness cord hole 18, screw in the flange plate bolt silk hole 19; Bolt head is lined with pad 4.
In conjunction with Fig. 1, on the flange plate end face of flange, also be provided with several flanges and move back and unload a hole 7.
When using the utility model locking connecting flange, will lock connecting flange earlier and be contained on the axle 5, and be transferred to the mounting point of requirement, tighten each bolt 3 with spanner one by one by the order and the moment of regulation then.At this moment, locking jacket inner conical surface 15 contacts with the interior cover of flange male cone (strobilus masculinus) 10, continues pressurization on request with torque spanner then and tightens the mutual slippage of the conical surface.Because the flange plate end is the big end of the conical surface, locking jacket moves to the big end of flange plate awl, and locking jacket expands, and it is big that external diameter becomes.At this moment, flange interior edge face 11 is fitted with the locking jacket interior edge face.When bolt reached rated torque, the axial tension of bolt produced huge radial pressure through conical surface effect, made the interior cover of flange plate resiliently deformable to produce interference, was press fitted on the axle, to reach the effect of transmitting torque.Being with the flange positioning step in the flange plate 2 is positioning spigot 12, width L
1Link to each other with another group flange, this being connected under the comparable size condition, the moment of torsion of transmission is greater than key connecting and splined, and adapts to various load.
In conjunction with Fig. 1, during dismounting, unclamp bolt 3 in order one by one, locking jacket 1 separates with flange plate 2 interior covers automatically, gets back to the installation initial position up to each bolt 3, and bolt tension force is eliminated, and coupling mechanism force is eliminated.
In conjunction with Fig. 1, Fig. 4 and Fig. 5, after long-term the use, because environmental factors such as corrosion are not separated with flange plate 2 interior covers like discovery locking jacket 1 during dismounting automatically; Or separate not thoroughly, can use bolt 3 to be screwed into to move back and unload hole 7, with locking jacket 1 top from flange plate 2 end faces; Also can use and unload bolt 6, shirk a hole 14 from flange and be screwed into, will move back and unload pin 9 and be screwed in the locking jacket silk hole 16 greater than moving back of bolt 3; Move back and unload bolt 6 and withstand to move back and unload pin 9, the flange plate end face is left on the locking jacket top, coupling mechanism force is removed.To lock connecting flange at last from the axle takes off and gets final product.Install, dismantle all very convenient.
Claims (8)
1. a locking connecting flange comprises locking jacket (1), flange plate (2) and connects both bolt (3); It is characterized in that: be arranged with a male cone (strobilus masculinus) in the said flange plate (2), said locking jacket (1) is provided with the internal taper hole corresponding to cover male cone (strobilus masculinus) in the flange plate, and the cover male cone (strobilus masculinus) forms cone match in said locking jacket internal taper hole and the flange plate, and tapering is identical.
2. locking connecting flange according to claim 1 is characterized in that: circumferentially be laid with several flanges on said flange plate (2) end face of flange and move back to unload a hole (7) and place flange in the flange construction bolt hole (13) to move back and unload a hole (14); Move back corresponding to flange on the said locking jacket interior edge face and unload a hole (14) and be laid with locking jacket silk hole (16).
3. locking connecting flange according to claim 1 and 2 is characterized in that: said bolt (3) moves back to unload through flange and connects locking jacket (1) and flange plate (2) in the screw-in locking jacket silk hole, a hole (14) (16); During dismounting, move back and unload bolt (6) and screw in flange and move back and unload in the hole (14), withstand moving back in the locking jacket silk hole (16) and unload pin (9), back down flange plate and locking jacket.
4. locking connecting flange according to claim 3 is characterized in that: bolt (3) is tightened the distance L between forward flange interior edge face (11) and locking jacket interior edge face (17)
2＞0, bolt (3) is tightened back L
2Be 0, flange interior edge face (11) contacts with locking jacket interior edge face (17).
5. locking connecting flange according to claim 1 is characterized in that: circumferentially be laid with flange plate bolt hole (8) on said flange plate (2) end face of flange.
6. locking connecting flange according to claim 1 is characterized in that: said flange plate (2) end face of flange is provided with annular flange positioning step (12).
7. locking connecting flange according to claim 1 is characterized in that: all scribble MoS on the cover male cone (strobilus masculinus) in said locking jacket internal taper hole and the flange plate
2Lubricant oil or contain MoS
2Coating.
8. locking connecting flange according to claim 1 is characterized in that: said locking jacket (1) endoporus is straight hole or step hole, and step hole is two stage stages or three stage stages, and every rank bore dia size differs 5 ~ 10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203697103U CN202251493U (en) | 2011-09-28 | 2011-09-28 | Locking connecting flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203697103U CN202251493U (en) | 2011-09-28 | 2011-09-28 | Locking connecting flange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202251493U true CN202251493U (en) | 2012-05-30 |
Family
ID=46112741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203697103U Expired - Fee Related CN202251493U (en) | 2011-09-28 | 2011-09-28 | Locking connecting flange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202251493U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103821914A (en) * | 2014-01-17 | 2014-05-28 | 深圳报业集团印务有限公司 | Gear assembly |
| CN105485185A (en) * | 2015-12-29 | 2016-04-13 | 武汉正通传动技术有限公司 | Quick-connection large-torque flange |
| CN105973606A (en) * | 2016-05-18 | 2016-09-28 | 中国北方发动机研究所(天津) | Engine lab smoke exhaust tube telescoping apparatus |
| CN106382307A (en) * | 2015-07-30 | 2017-02-08 | 双龙集团有限公司 | Shaft connecting piece and high-speed flat-paddle drying machine containing same |
| CN111120527A (en) * | 2019-12-13 | 2020-05-08 | 太原重工股份有限公司 | Connecting structure of main shaft and speed-increasing gear box of wind turbine generator and optimization design method thereof |
-
2011
- 2011-09-28 CN CN2011203697103U patent/CN202251493U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103821914A (en) * | 2014-01-17 | 2014-05-28 | 深圳报业集团印务有限公司 | Gear assembly |
| CN103821914B (en) * | 2014-01-17 | 2017-02-22 | 深圳报业集团印务有限公司 | Gear assembly |
| CN106382307A (en) * | 2015-07-30 | 2017-02-08 | 双龙集团有限公司 | Shaft connecting piece and high-speed flat-paddle drying machine containing same |
| CN105485185A (en) * | 2015-12-29 | 2016-04-13 | 武汉正通传动技术有限公司 | Quick-connection large-torque flange |
| CN105973606A (en) * | 2016-05-18 | 2016-09-28 | 中国北方发动机研究所(天津) | Engine lab smoke exhaust tube telescoping apparatus |
| CN111120527A (en) * | 2019-12-13 | 2020-05-08 | 太原重工股份有限公司 | Connecting structure of main shaft and speed-increasing gear box of wind turbine generator and optimization design method thereof |
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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: 20120530 Termination date: 20140928 |
|
| EXPY | Termination of patent right or utility model |