CN104196912B - A kind of steel-ball type limiter safety coupling - Google Patents
A kind of steel-ball type limiter safety coupling Download PDFInfo
- Publication number
- CN104196912B CN104196912B CN201310738928.5A CN201310738928A CN104196912B CN 104196912 B CN104196912 B CN 104196912B CN 201310738928 A CN201310738928 A CN 201310738928A CN 104196912 B CN104196912 B CN 104196912B
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- steel
- flange
- adjustment disk
- centered cover
- steel ball
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Abstract
The present invention relates to a kind of steel-ball type limiter safety coupling, belong to shaft coupling technical field.Including shell, the first flange, the second flange, centered cover, fairlead, butterfly spring, steel ball, steel ball and guide rod, also include the first oil filler point, the second oil filler point, adjustment disk；Described adjusting nut is connected with adjustment disk screw-driven by screw thread, and adjustment disk stretches out shell, and the most described adjustment disk is positioned by movable locating device.The present invention can not only ensure sealing effectiveness, simultaneously during assembling, it is possible to reduces sealed ring deformation and damage.The present invention is the most easy to lubricate but also regulates peripheral force and is also convenient for.
Description
Technical field
The present invention relates to a kind of steel-ball type limiter safety coupling, belong to shaft coupling technical field.
Background technology
SE30 safety device is the critical elements of steel-ball type safety coupling, automatically disengages when shaft coupling transmission torque overload, carries out recovery by hand and rerun.Chinese patent ZL201220692317.2 discloses a kind of steel-ball type limiter safety coupling, as shown in Figure 1, safety device transmission torque is by the precompressed elastic force of disk spring, by part spring bearer plate → steel ball → guide rod → steel ball, centered cover is applied pressure and makes the first flange and the second Flange joint and transmit Zhou Yuanli.Safety device is exceeded when outside puts on the Zhou Yuanli of the first flange and the second flange loads.During the force of periphery set, steel ball is pushed back in the direction of arrows, makes between the first flange and the second flange the connection at circumferencial direction be kept completely separate, and cuts off the power of whole drive system, thus protected host and motor.
But existing this steel-ball type safety coupling, after using a period of time, will take apart and add oils and fats, thus very inconvenient, simultaneously when adjusting peripheral force, be taken apart by device, regulation adjusting nut, thus in-convenience in use.
Summary of the invention
The present invention is directed to the deficiency of the problems referred to above, propose a kind of convenient oiling, the convenient steel-ball type limiter safety coupling regulating peripheral force.
The present invention solves that the technical scheme that above-mentioned technical problem proposes is: a kind of steel-ball type limiter safety coupling, including shell, the first flange, the second flange, centered cover, fairlead, butterfly spring, steel ball, steel ball and guide rod, described first flange is arranged at the outer circumferential of centered cover, and described centered cover is fixedly connected on shell by securing member；And described second flange is arranged at the outer circumferential of fairlead, and the center of described centered cover, fairlead is point-blank, and one end of described butterfly spring is provided with adjusting nut, and the other end is provided with spring bearer plate；Butterfly spring, the outer circumferential of spring bearer plate are slidably connected with shell simultaneously, and described guide rod is connected with butterfly spring, spring bearer plate internal slide, and stretch out shell, described guide rod is provided with the conical surface, described steel ball is arranged in the shrinkage pool of spring bearer plate, and is close to arrange with the conical surface of guide rod, offers taper surface inside described centered cover, described steel ball is stuck in taper surface, and steel ball rolls mutually with guide rod front end and is connected；Also including that the first oil filler point, the second oil filler point, adjustment disk, described first oil filler point sequentially pass through the first flange, centered cover, and be communicated in centered cover interior tapered face, described second oil filler point is arranged on shell, and connects with enclosure, and points to little steel ball；Described adjusting nut is connected with adjustment disk screw-driven by screw thread, and adjustment disk stretches out shell, and the most described adjustment disk is positioned by movable locating device.
Preferred: described first flange is connected by the first trip bolt is fixing with centered cover.
Preferred: described movable locating device includes that support and the second trip bolt, described second trip bolt are connected by threads turn with support.
Preferred: described adjustment disk is screw regulator.
Preferred: described securing member is provided with stop nut.
The steel-ball type limiter safety coupling of the present invention, compared to existing technology, have the advantages that 1. owing to being provided with the first oil filler point, the second oil filler point, therefore only by the first oil filler point, the second oil filler point, shaft coupling need to be refueled, thus need not take apart, thus easy to lubricate.2. it is connected with adjustment disk screw-driven by screw thread due to described adjusting nut, and adjustment disk stretches out shell, the most described adjustment disk is positioned by movable locating device, during it is thus desirable to adjust peripheral force, only need to stir adjustment disk, thus rotating adjusting nut so that the elastic force of butterfly spring is adjusted, thus peripheral force is adjusted.
Accompanying drawing explanation
Fig. 1 is existing coupler structure schematic diagram；
Fig. 2 is the structural representation of the embodiment of the present invention；
Fig. 3 is peripheral force loading characteristic curve；
Wherein: 1 is guide rod, 2 is fairlead, and 3 is adjustment disk, 31 is movable locating device, and 4 is adjusting nut, and 5 is steel ball, 6 is centered cover, and 7 is steel ball, and 8 is butterfly spring, 9 is securing member, and 10 is the first trip bolt, and 11 is stop nut, 12 is spring bearer plate, and 13 is the first flange, and 14 is the second flange, 15 is shell, and 16 is the second oil filler point, and 17 is the first oil filler point.
Detailed description of the invention
Accompanying drawing discloses the structural representation of a preferred embodiment of the invention without limitation, explains technical scheme below with reference to accompanying drawing.
Embodiment
A kind of steel-ball type limiter safety coupling of the present embodiment, as shown in Figure 2, including shell, the first flange, the second flange, centered cover, fairlead, butterfly spring, steel ball, steel ball and guide rod, described first flange is arranged at the outer circumferential of centered cover, and described centered cover is fixedly connected on shell by securing member；And described second flange is arranged at the outer circumferential of fairlead, and the center of described centered cover, fairlead is point-blank, and one end of described butterfly spring is provided with adjusting nut, and the other end is provided with spring bearer plate；Butterfly spring, the outer circumferential of spring bearer plate are slidably connected with shell simultaneously, and described guide rod is connected with butterfly spring, spring bearer plate internal slide, and stretch out shell, described guide rod is provided with the conical surface, described steel ball is arranged in the shrinkage pool of spring bearer plate, and is close to arrange with the conical surface of guide rod, offers taper surface inside described centered cover, described steel ball is stuck in taper surface, and steel ball rolls mutually with guide rod front end and is connected；Also including that the first oil filler point, the second oil filler point, adjustment disk, described first oil filler point sequentially pass through the first flange, centered cover, and be communicated in centered cover interior tapered face, described second oil filler point is arranged on shell, and connects with enclosure, and points to little steel ball；Described adjusting nut is connected with adjustment disk screw-driven by screw thread, and adjustment disk stretches out shell, and the most described adjustment disk is positioned by movable locating device.
Described first flange is connected by the first trip bolt is fixing with centered cover.
Described movable locating device includes that support and the second trip bolt, described second trip bolt are connected by threads turn with support.
Described adjustment disk is screw regulator.
Described securing member is provided with stop nut, and described securing member is bolt.
One, connect
Assembling makes the center superposition of centered cover and steel ball as shown in Figure 1, tights a bolt, and tightens stop nut, then tightens the first holding screw..
If recovering after Tuo Kaiing to connect, centered cover should being made to be directed at fairlead center as shown in Figure 2, tapping the end of guide rod with plastics hammer, until hearing the sound that steel ball engages with centered cover, checking whether screw bolt and nut is tightened.
Two, disengage
Safety device overload can cause steel ball to depart from centered cover in the direction of arrows, steel ball applies axial force to guide rod, steel ball is forced to move to peripheral direction by the conical surface on guide rod, promote spring bearer plate compression disk spring, until steel ball is diffused on the face of cylinder adjacent with the guide rod conical surface, now the first flange and the second flange are completely disengaged.
Three, adjust
The peripheral force that safety device transmits is adjusted to user-defined disengagement moment, need to operate by the method for following regulation: according to characteristic curve as described in Figure 3, by adjustment disk correspondingly adjusting nut, rotate clockwise adjusting nut, until being adjusted to use the disengagement moment of regulation, carry out locking finally by movable locating device.
It is merely to illustrate embodiments of the present invention above in conjunction with the preferred embodiment of the present invention described by accompanying drawing; not as to aforementioned invention purpose and claims content and the restriction of scope; every technical spirit according to the present invention, to any simple modification made for any of the above embodiments, equivalent variations and modification, the most still belongs to the technology of the present invention and rights protection category.
Claims (5)
1.A kind of steel-ball type limiter safety coupling, including shell, the first flange, the second flange, centered cover, fairlead, butterfly spring, steel ball, steel ball and guide rod, described first flange is arranged at the outer circumferential of centered cover, and described centered cover is fixedly connected on shell by securing member；And described second flange is arranged at the outer circumferential of fairlead, and the center of described centered cover, fairlead is point-blank, and one end of described butterfly spring is provided with adjusting nut, and the other end is provided with spring bearer plate；Butterfly spring, the outer circumferential of spring bearer plate are slidably connected with shell simultaneously, and described guide rod is connected with butterfly spring, spring bearer plate internal slide, and stretch out shell, described guide rod is provided with the conical surface, described steel ball is arranged in the shrinkage pool of spring bearer plate, and is close to arrange with the conical surface of guide rod, it is characterised in that: offer taper surface inside described centered cover, described steel ball is stuck in taper surface, and steel ball rolls mutually with guide rod front end and is connected；Also including that the first oil filler point, the second oil filler point, adjustment disk, described first oil filler point sequentially pass through the first flange, centered cover, and be communicated in centered cover interior tapered face, described second oil filler point is arranged on shell, and connects with enclosure, and points to steel ball；Described adjusting nut is connected with adjustment disk screw-driven by screw thread, and adjustment disk stretches out shell, and the most described adjustment disk is positioned by movable locating device.
2.Steel-ball type limiter safety coupling according to claim 1, it is characterised in that: described first flange is connected by the first trip bolt is fixing with centered cover.
3.Steel-ball type limiter safety coupling according to claim 2, it is characterised in that: described movable locating device includes that support and the second trip bolt, described second trip bolt are connected by threads turn with support.
4.Steel-ball type limiter safety coupling according to claim 3, it is characterised in that: described adjustment disk is screw regulator.
5.Steel-ball type limiter safety coupling according to claim 4, it is characterised in that: described securing member is provided with stop nut。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310738928.5A CN104196912B (en) | 2013-12-27 | 2013-12-27 | A kind of steel-ball type limiter safety coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310738928.5A CN104196912B (en) | 2013-12-27 | 2013-12-27 | A kind of steel-ball type limiter safety coupling |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104196912A CN104196912A (en) | 2014-12-10 |
| CN104196912B true CN104196912B (en) | 2016-09-28 |
Family
ID=52082253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310738928.5A Expired - Fee Related CN104196912B (en) | 2013-12-27 | 2013-12-27 | A kind of steel-ball type limiter safety coupling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104196912B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107139015B (en) * | 2017-06-02 | 2018-10-23 | 东南大学 | Circumferential transmission adjustable threshold overload protection arrangement |
| JP7153226B2 (en) | 2018-10-17 | 2022-10-14 | スズキ株式会社 | damper device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3985213A (en) * | 1974-11-07 | 1976-10-12 | The Wellman Bibby Company Limited | Load release devices |
| DE3935034A1 (en) * | 1989-10-20 | 1991-04-25 | Gewerk Eisenhuette Westfalia | Overload coupling for chain drives - comprises two=part revolving coupling linked together by spring-loaded ball-and-socket joint |
| CN201696514U (en) * | 2010-06-09 | 2011-01-05 | 襄樊市博亚机械有限公司 | Ball cage shaft joint with automatic overload protection and alarm function |
| CN202001516U (en) * | 2011-05-05 | 2011-10-05 | 西安帆力机电技术有限公司 | Steel ball disengaging torque limiter |
| CN202926910U (en) * | 2012-11-29 | 2013-05-08 | 乐清市联轴器厂 | A steel ball-type force-limiting safety coupling |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4134919A1 (en) * | 1991-09-27 | 1993-04-08 | Ringspann Gmbh | LATCHING ARRANGEMENT FOR THE SWITCHING PINS OF AN OVERLOAD ELEMENT, ESPECIALLY ON AN OVERLOAD CLUTCH |
| US8162246B2 (en) * | 2009-03-03 | 2012-04-24 | Randall Long | Multiple safety element torque limiter |
-
2013
- 2013-12-27 CN CN201310738928.5A patent/CN104196912B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3985213A (en) * | 1974-11-07 | 1976-10-12 | The Wellman Bibby Company Limited | Load release devices |
| DE3935034A1 (en) * | 1989-10-20 | 1991-04-25 | Gewerk Eisenhuette Westfalia | Overload coupling for chain drives - comprises two=part revolving coupling linked together by spring-loaded ball-and-socket joint |
| CN201696514U (en) * | 2010-06-09 | 2011-01-05 | 襄樊市博亚机械有限公司 | Ball cage shaft joint with automatic overload protection and alarm function |
| CN202001516U (en) * | 2011-05-05 | 2011-10-05 | 西安帆力机电技术有限公司 | Steel ball disengaging torque limiter |
| CN202926910U (en) * | 2012-11-29 | 2013-05-08 | 乐清市联轴器厂 | A steel ball-type force-limiting safety coupling |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104196912A (en) | 2014-12-10 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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: 20160928 Termination date: 20161227 |