CN205437751U - Tension device - Google Patents
Tension device Download PDFInfo
- Publication number
- CN205437751U CN205437751U CN201620171993.3U CN201620171993U CN205437751U CN 205437751 U CN205437751 U CN 205437751U CN 201620171993 U CN201620171993 U CN 201620171993U CN 205437751 U CN205437751 U CN 205437751U
- Authority
- CN
- China
- Prior art keywords
- locking
- inner sleeve
- hole
- odd number
- endotheca
- 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
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- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model relates to a tension device, lock the endotheca on, lock endotheca and locking overcoat down including the bolt, on lock the endotheca, the outer peripheral edges face of locking the endotheca down is for the wedge, the inner wall of locking overcoat also is equipped with the outer peripheral edges face assorted wedge face with upper and lower locking endotheca, the middle part of locking overcoat is equipped with and keeps off the ring, on be equipped with a plurality of odd number holes and a plurality of even number hole on locking the endotheca, and odd number hole and even number hole interval arrangement on the circumferencial direction, lock down the endotheca with keep off all be equipped with on the ring odd number hole and position and quantity all with locking in the odd number hole of putting in unanimously, keep off the even number hole unanimity on a plurality of even number holes and position and the last locking endotheca that is equipped with on encircling. The utility model discloses a tension device, its elasticity well just is difficult for rustting, and the maintenance is dismantled conveniently and is not harmd the spare part that is coupleed, has not only reduced cost of maintenance, has still improved maintenance efficiency, has prolonged equipment life, has protected the important spare part that couples.
Description
Technical field
This utility model relates to a kind of swelling device, particularly to a kind of good springiness, work long hours after be difficult to get rusty, repair demolition convenient, and the axis hole non-key connecting swelling device not damaging coupled parts.
Background technology
In order to ensure that transmission axis is not destroyed with the intensity in hole; to effective protection during apparatus overload; through being operated posting frequently with wedge shape Tensioning structure (i.e. axis hole is non-bonded); thus; the device that various circular cone wedge structures mutually extrude tensioner posting occurs therewith, the most perfect in application.Existing taper swelling device uses in the non-key connecting of equipment axis hole, when being newly assembled parts due to parts, can realize the transmission loading functionality of non-key connecting completely.At present, the product of the non-key connecting of axis hole is used both at home and abroad mainly to include two classes:
As shown in Figure 1, axis hole non-key connecting swelling device (one), when installing axis hole nonbonding union piece, screw hexagon socket head cap screw 1, make tapered sleeve 11 in compression gather compression, outside spreading external-open muzzle 13 to centre with compressing lower tapered sleeve 14, inwardly compress inner opening set 12, reach to compress exit orifice, hold the purpose of interior axle tightly, it is achieved nonbonding joint transmission；When dismantling axis hole nonbonding union piece; unscrew hexagon socket head cap screw 1; tapered sleeve 11 in compression is made to loosen with compressing lower tapered sleeve 14; inner opening sleeve 12, the elastic reset of external-open muzzle 13 make external-open muzzle 13 inwardly retract; inner opening set 12 outside spreadings; reaching to loosen mandrel and depart from exit orifice, so that parts can dismantle purpose, this structure also has overload protection function.But, it easily gets rusty after working long hours or deforms, elastic reset action can not complete or become rusty extremely, causes non-bonded parts not dismantle.
As shown in Figure 2, axis hole non-key connecting swelling device (two), when installing axis hole nonbonding union piece, screw hexagon socket head cap screw 2, in making supported flange set 21 compression, conical ring 24 makes the outside spreading of outer cone ring 25 and compresses interior conical ring 24, reach to compress connection orifice 23 exit orifice, hold coupling spindle 22 tightly, it is achieved nonbonding joint transmission；When dismantling axis hole nonbonding union piece; unscrew hexagon socket head cap screw 2; supported flange set 21 is made to loosen with interior conical ring 24; inner conical ring 24, the elastic reset of outer cone ring 25 make outer cone ring 25 inwardly retract; the interior outside spreading of conical ring 24; reaching to loosen connecting shaft and depart from connection orifice 23 exit orifice, so that the purpose that parts can be dismantled, this structure also has overload protection function.But, cause parts to get rusty due to the life-time service of equipment or load effect produces permanent deformation, after unscrewing hexagon socket head cap screw 2, the elastic reset action of tensioner part can not complete or become rusty extremely, causes non-bonded parts not dismantle.
Therefore, from prior art, non-key connecting swelling device is during long-term work, parts can be caused to get rusty or load effect is deformed, after unscrewing hexagon socket head cap screw, the elastic reset action of each part can not complete, the situation occurring not destroying union piece during maintenance and do not tear open not get off, therefore to maintenance, can only destroy parts and complete the maintenance work of integral device.The maintenance cost so caused is excessive, and excessive cycle brings greater loss to enterprise.This problem annoyings enterprise all the time.
Utility model content
For solving above-mentioned technical problem; the purpose of this utility model is: provide a kind of swelling device; its good springiness and be difficult to get rusty; repair demolition is convenient and does not damage coupled parts; not only reduce maintenance cost; also improve maintenance efficiency, extend service life of equipment, protect coupled important spare part.
For achieving the above object, this utility model be the technical scheme is that
A kind of swelling device, including bolt, upper locking inner sleeve, lower locking inner sleeve and locking jacket, described upper locking inner sleeve, the face, outer peripheral edge of lower locking inner sleeve are wedge shape, the inwall of described locking jacket also is provided with the lozenges matched with the face, outer peripheral edge of upper and lower locking inner sleeve, and the middle part of described locking jacket is provided with baffle ring；Described upper locking inner sleeve is provided with multiple odd number hole and multiple even hole, and odd number hole and even hole are spaced in a circumferential direction, and described lower locking inner sleeve is with to be designed with odd number hole and position and quantity on baffle ring all consistent with the odd number hole put in locking；On described baffle ring to be provided with some even hole and position consistent with the even hole in upper locking inner sleeve.
Described swelling device, described upper locking inner sleeve has 7 odd number holes, 6 even hole, and in even hole, 3 is screwed hole, and 3 is non-threaded holes.
Described swelling device, described baffle ring has 3 screwed holes, and the position of 3 screwed holes on described baffle ring is the most corresponding with 3 screwed hole positions in upper locking inner sleeve.
Described swelling device, 3 screwed holes of described upper locking inner sleeve are used for tearing locking inner sleeve open；There are 3 screwed holes for tearing locking jacket open on described locking jacket upper baffle ring.
Described swelling device, puts in described lower locking and has 7 screw thread odd number holes.
Compared with prior art, the utility model has the advantage of of technique scheme is used:
The present invention (utility model) is by the optimization in structure, cause parts to get rusty after solving to use for a long time because of each part or load effect is deformed, can not dismantle, and in order to keep in repair, the problem that coupled parts complete the maintenance work of integral device can only be destroyed.Make associated couplings parts can not become rusty extremely by the function of this structure, dismount convenient, and do not damage coupled each parts, greatly reduce maintenance cost, improve maintenance efficiency, extend service life of equipment, protect the important spare part of connection.
Utilize threaded in spiral thrust, each part is easily taken apart, dismantles convenient, and do not damage coupled each parts, greatly reduce maintenance cost, improve maintenance efficiency, extend service life of equipment, protect the important spare part of connection.
Accompanying drawing explanation
Fig. 1 is existing axis hole non-bonded swelling device (one) structural representation；
Fig. 2 is existing axis hole non-bonded swelling device (two) structural representation；
Fig. 3 is the view locking inner sleeve on this utility model；
Fig. 4 is the view of this utility model locking jacket；
Fig. 5 is the view locking inner sleeve under this utility model；
Fig. 6 is combination left view during this utility model tensioner effect；
Fig. 7 is the sectional view of A-A in Fig. 6；
Fig. 8 is assembled view during this utility model dismounting upper locking inner sleeve；
Fig. 9 is the sectional view of B-B in Fig. 8；
Figure 10 is assembled view during this utility model dismounting locking jacket；
Figure 11 is the sectional view of C-C in Figure 10；
Figure 12 is this utility model practicality state reference map.
Description of reference numerals: [prior art] 1-hexagon socket head cap screw；Tapered sleeve in 11-compression；12-inner opening set；13-external-open muzzle；14-compresses lower tapered sleeve；2-hexagon socket head cap screw；21-supported flange set；22-coupling spindle；23-connection holes；Conical ring in 24-；25-outer cone ring；Inner sleeve is locked on [this utility model] 3-；Inner sleeve is locked under 4-；5-locking jacket；51-baffle ring；6-odd number hole；7-even hole；71-screw thread even hole；The non-threaded even hole of 72-；8-drive sleeve；9-power transmission shaft；10-bolt.
Detailed description of the invention
Further describe this utility model below in conjunction with specific embodiments and the drawings, advantage of the present utility model and feature will be with describe and apparent.
As shown in Fig. 3 to Fig. 5 and Figure 12, design of part view for this utility model swelling device, swelling device of the present utility model, including bolt 10, upper locking inner sleeve 3 (as shown in Figure 3), lower locking inner sleeve 4 (as shown in Figure 5) and locking jacket 5 (as shown in Figure 4), upper locking inner sleeve 3, the face, outer peripheral edge of lower locking inner sleeve 4 is wedge shape, the middle axis hole for passing for power transmission shaft 9, corresponding, the inwall of locking jacket 5 also is provided with upper, the lozenges that the face, outer peripheral edge of lower locking inner sleeve 4 matches, it is provided with baffle ring 51 at the middle part of locking jacket 5.
Again as it is shown on figure 3, upper locking inner sleeve 3 is provided with multiple odd number hole 6 and multiple even hole 7, in the present embodiment, odd number hole 6 in upper locking inner sleeve 3 is seven, even hole 7 is six, and hole, 13 holes, and odd number altogether 6 and even hole 7 are spaced in a circumferential direction；Wherein, in even hole 7, three is screwed hole 71, and three is non-threaded holes 72；Three screwed holes 71 of upper locking inner sleeve 3 are used for tearing locking inner sleeve 3 open.
Again as it is shown in figure 5, be designed with seven odd number holes 6 on lower locking inner sleeve 4 and baffle ring 51, these seven odd number holes 6 are screw thread odd number hole 6, and position is corresponding with the odd number hole 6 put in locking；In this embodiment, on described baffle ring 51 to be provided with seven even hole 7 and position consistent with the even hole 7 in upper locking inner sleeve 3.
The most as shown in Figure 4, described baffle ring 51 having three screwed holes 71, three screwed holes 71 on baffle ring 51 are used for tearing open locking jacket 5, and the position of three screwed holes 71 on described baffle ring 51 is the most corresponding with three screwed hole 71 positions in upper locking inner sleeve 3.
The work process of the swelling device of the non-key connecting of this utility model axis hole is as follows:
As shown in Figure 6 and Figure 7, when installing axis hole nonbonding union piece, in seven bolts 10 are screwed into respectively the odd number hole 6 of upper locking inner sleeve 3, locking jacket 5 and lower locking inner sleeve 4 and screw, locking inner sleeve 3 and lower locking inner sleeve 4 is made to gather compression to centre, now gather compression then outside spreading locking jacket 5 to centre due to upper locking inner sleeve 3 and lower locking inner sleeve 4, the counteracting force of locking jacket 5 inwardly compresses locking inner sleeve 3 and lower locking inner sleeve 4, reach to compress drive sleeve 8, hold power transmission shaft 9 tightly, it is achieved nonbonding joint transmission.
When dismantling connected component, seven bolts 10 that will outwards screw out in odd number hole 6, locking inner sleeve 3 is made to loosen with lower locking inner sleeve 4, due to, in this utility model, all material is rustproof spring steel (SUS630), having elasticity, the most top locking inner sleeve 3, locking jacket 5, the elastic reset of lower locking inner sleeve 4 make locking jacket 5 inwardly retract, upper locking inner sleeve 3 and the outside spreading of lower locking inner sleeve 4, now, as shown in Figure 8 and Figure 9.When equipment works long hours, connected component produces extruding and causes permanent deformation can not produce resilience reset or produce gluing with connector, then three bolts 10 are screwed in three screwed holes of upper locking inner sleeve 3, until the bottom of three bolts 10 is against on the baffle ring of locking jacket 5, continuing to be screwed into baffle ring 51, now, three bolts 10 are by upper locking inner sleeve 3 jack-up, extracting locking inner sleeve 3 again, the dismounting by force completing locking inner sleeve 3 departs from；As shown in Figure 10 and Figure 11, again three bolts 10 are put in three screwed holes of baffle ring 51, until the bottom of three bolts 10 is against in lower locking inner sleeve 4, continue locking inner sleeve 4 downwards to be screwed into, now, three bolts 10 are by locking jacket 5 jack-up, then extract locking jacket 5, and the dismounting by force completing locking jacket 5 departs from；Finally, reach to loosen power transmission shaft 9 and depart from drive sleeve 8, so that parts can dismantle purpose.
Therefore, from above content, the utility model has the advantage of:
(1) in upper locking inner sleeve 3, locking jacket 5 and lower locking inner sleeve 4, all there are 7 odd number holes 6 and form tensioner effect for inserting bolt 10.
(2) three screwed holes 71 in upper locking inner sleeve 3, when equipment works long hours maintenance, being inserted respectively in three screwed holes 71 by three bolts 10, the bottom of bolt 10 withstands on locking jacket 5, utilize threaded in spiral thrust, upper locking inner sleeve 3 is taken apart by force.
(3) three screwed holes 71 it also are provided with on locking jacket 5, when equipment works long hours maintenance, being inserted respectively in three screwed holes 71 by three bolts 10, the bottom of bolt 10 withstands in locking inner sleeve 3, utilize threaded in spiral thrust, locking jacket 5 is taken apart by force.
(4) this utility model overall structure not only has overload protection function; and during life-time service; it is unlikely to deform; the spiral thrust simultaneously utilizing bolt 10 screw thread dismantles each part by force; reach not destroy other connector and just can smoothly complete dismantlement work; improve maintenance efficiency, reduce maintenance cost.
Described above and embodiment is only exemplary, scope of the present utility model is not constituted any restriction.It will be understood by those skilled in the art that and the details of technical solutions of the utility model and form can be modified or replace under without departing from spirit and scope of the present utility model, but these amendments and replacement each fall within protection domain of the present utility model.
Claims (5)
1. a swelling device, including bolt, upper locking inner sleeve, lower locking inner sleeve and locking jacket, it is characterized in that, described upper locking inner sleeve, the face, outer peripheral edge of lower locking inner sleeve are wedge shape, the inwall of described locking jacket also is provided with the lozenges matched with the face, outer peripheral edge of upper and lower locking inner sleeve, and the middle part of described locking jacket is provided with baffle ring；Described upper locking inner sleeve is provided with multiple odd number hole and multiple even hole, and odd number hole and even hole are spaced in a circumferential direction, and described lower locking inner sleeve is with to be designed with odd number hole and position and quantity on baffle ring all consistent with the odd number hole put in locking；On described baffle ring to be provided with some even hole and position consistent with the even hole in upper locking inner sleeve.
Swelling device the most according to claim 1, it is characterised in that described upper locking inner sleeve has 7 odd number holes, 6 even hole, and in even hole, 3 is screwed hole, and 3 is non-threaded holes.
Swelling device the most according to claim 2, it is characterised in that have 3 screwed holes on described baffle ring, the position of 3 screwed holes on described baffle ring is the most corresponding with 3 screwed hole positions in upper locking inner sleeve.
Swelling device the most according to claim 3, it is characterised in that 3 screwed holes of described upper locking inner sleeve are used for tearing locking inner sleeve open；There are 3 screwed holes for tearing locking jacket open on described locking jacket upper baffle ring.
Swelling device the most according to claim 1, it is characterised in that put in described lower locking and there are 7 screw thread odd number holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620171993.3U CN205437751U (en) | 2016-03-07 | 2016-03-07 | Tension device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620171993.3U CN205437751U (en) | 2016-03-07 | 2016-03-07 | Tension device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205437751U true CN205437751U (en) | 2016-08-10 |
Family
ID=56605418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620171993.3U Expired - Fee Related CN205437751U (en) | 2016-03-07 | 2016-03-07 | Tension device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205437751U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107877441A (en) * | 2017-09-30 | 2018-04-06 | 枣庄矿业集团新安煤业有限公司 | A kind of shaft coupling flexible rod pin Quick disassembling tool |
-
2016
- 2016-03-07 CN CN201620171993.3U patent/CN205437751U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107877441A (en) * | 2017-09-30 | 2018-04-06 | 枣庄矿业集团新安煤业有限公司 | A kind of shaft coupling flexible rod pin Quick disassembling tool |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160810 Termination date: 20170307 |