CN203532620U - Rotary impact resistance damping mechanism - Google Patents
Rotary impact resistance damping mechanism Download PDFInfo
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- CN203532620U CN203532620U CN201320589062.1U CN201320589062U CN203532620U CN 203532620 U CN203532620 U CN 203532620U CN 201320589062 U CN201320589062 U CN 201320589062U CN 203532620 U CN203532620 U CN 203532620U
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- vibration isolation
- isolation rubber
- oversheath
- connecting rod
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Abstract
The utility model discloses a rotary impact resistance damping mechanism. The rotary impact resistance damping mechanism is installed between an underwater tow and a tow carrier and is capable of absorbing impact force from each direction of the outside, reducing influences of the impact force on the tow, reducing the whole weight of a cable and finally alleviating the problem that downward-suspension degrees are overlarge due to self-weight of the tow in the working process. The mechanism comprises an outer protective jacket, a steel ball, an inner protective jacket, damping rubber, a connection rod and fixed bolts. After assembly, it can be guaranteed that the inner protective jacket and the outer protective jacket do rotary movements in the axis direction, and therefore inner torsion inside the tow can be automatically released; thanks to the inner steel ball, the relative position relationship between the inner protective jacket and the outer protective jacket can be guaranteed. The damping rubber in a specific shape is assembled in the inner protective jacket, so certain outside impact force can be absorbed in case of emergencies, and the influences of the outside impact force on the tow can be reduced.
Description
Technical field
The utility model relates to a kind of damper mechanism, is specifically related to a kind of rotatable shock resistance damper mechanism.
Background technique
Countries in the world, to the monitoring of ocean environment or the removing of hazardous substance under water, adopt alignment configuration ship towing method collect related data and parameter or remove hazardous substance under water conventionally at present.So-called linear array is concatenated into one by some detecting devicess, data acquisition unit and composite tow exactly, or hazardous substance scavenge system is serially connected on towing cable under water, then traction after exploration research ship hundreds of so that on km place with shipping, move.
Yet some volume of equipment and the weight that are serially connected on composite tow are larger; larger with the fluid resistance being subject in ship movement process; simultaneously in the design phase, also should be taken into account and surge and the impact of the extraneous factors such as impact that underwater explosion thing explosion time brings; for guaranteeing its intensity, conventionally can increase the diameter of towing cable used (rope).Can bring new problem so again, the one, lower outstanding spending greatly, causes haulage device depthkeeping excessive, easily makes to damage at the bottom of hanging equipment, cannot collect relevant data and parameter; More seriously for ship, drag towing line array formula to remove hazardous substance system under water, because system depthkeeping is excessive and do not reach while removing under water hazardous substance or explosive agent, think that this navigation channel exists without hazardous substance, leave potential safety hazard, may demolish the ship normally travelling.The 2nd, in folding and unfolding process, can cause more or less that towing cable (rope) occurs torsion phenomenon and affects the operation attitude of towing sail body in water.
The problems referred to above mainly towing cable (rope) are long with own wt is excessive causes.For solving lower outstanding spending greatly, eliminate towing cable (rope) simultaneously and produce in the course of the work the phenomenon of reversing, be necessary to be connected a kind of rotating between towrope (rope) and haulage device, and the damper mechanism with shock resistance, to reduce the impact of the extraneous composite force producing to equipment.
Model utility content
In view of this, the utility model provides a kind of rotatable shock resistance damper mechanism, and this damper mechanism is arranged between underwater towing line termination and haulage device, can partially absorb the impact force of outer bound pair haulage device, reduces the active force of outer bound pair towing cable.
This shock resistance damper mechanism comprises: oversheath, steel ball, inner sheath, vibration isolation rubber, connecting rod and fixed bolt.Wherein oversheath is the hollow cylinder of end opening one end sealing, is processed with the bearing for being connected with external equipment on the end face of its closed end; On the inner peripheral surface of described oversheath, be processed with an above circumferential circular groove.On the outer peripheral surface of oversheath, the position corresponding with each circular groove is respectively processed with a tapped hole connecting with this circular groove.
Described inner sheath is the hollow-core construction of the equal opening in two ends, the column construction section that it comprises cone structure section and is positioned at this cone structure Duan great Duan; Its column construction section coaxial package is inner at oversheath, closely cooperates with the inner peripheral surface of oversheath, and gapped between the end face of described column construction section and the inner bottom surface of oversheath.On the outer peripheral surface of described inner sheath column construction section, the position corresponding with circular groove on oversheath is processed with respectively same circular groove, forms thus an above steel ball mounting groove.In from described tapped hole to each steel ball mounting groove, assemble a circle steel ball, then a fixed bolt is installed in each tapped hole.
Described vibration isolation rubber is assemblied in inner sheath inside, vibration isolation rubber one end opening, one end sealing; The conical section B that described vibration isolation rubber comprises conical section A, is positioned at the cylindrical portion of conical section A small end and is positioned at the large end of conical section A.Described conical section B is positioned at the opening end of vibration isolation rubber, and the internal surface of the outer surface of conical section B and the upper conical structural sections of described inner sheath closely cooperates.Gapped between the end face of described vibration isolation rubber closed end and the inner bottom surface of oversheath.
One end of described connecting rod is positioned at the center hole of vibration isolation rubber, and the other end is processed with for connecting the attachment hole of external equipment.Wherein to be positioned at the end of vibration isolation rubber one end be cylinder table to connecting rod, and the diameter of this cylinder table is greater than the diameter of described connecting rod shank; Between the end face of the center hole of described vibration isolation rubber and conical section B, adopt conical surface transition.
Between the center hole of described vibration isolation rubber and conical section B end face, the generatrix direction of conical surface and the generatrix direction of described vibration isolation rubber conical section A are consistent.
Between the cylinder table of described interlinking lever end and the shaft of connecting rod, adopt conical surface transition.
Between the cylinder table of described interlinking lever end and the shaft of connecting rod, the generatrix direction of conical surface generatrix direction and described vibration isolation rubber conical section B is consistent.
The slope of described inner sheath cone structure section outer surface bus is greater than the slope of its internal surface bus.
On described oversheath and inner sheath, the radial cross section of circular groove is measure-alike semicircle.
Fixed bolt one end relative with steel ball mounting groove in described each tapped hole is the hemisphere identical with the external diameter of steel ball.
Adopt screw thread glue or spot-welding technology that described fixed bolt and oversheath is affixed.
Adopt sulfuration process described connecting rod to be positioned to the part of vibration isolation rubber inside affixed with vibration isolation rubber.
Beneficial effect
This shock resistance damper mechanism combines Compression and cutting type rubber shock absorber together, owing to can rotating along axial direction between inner/outer sheath, automatically discharges the object of the inner torsion of towing cable in the time of can reaching work; Owing to being equipped with the vibration isolation rubber of given shape in inner sheath, can guarantee to absorb certain foreign impacts power when running into accident, reduce the effect of foreign impacts power to towing cable.This mechanism can automatically discharge the torsion of towing cable when laying or reclaim towing cable simultaneously, and does not affect the operation attitude of haulage device in water.
Accompanying drawing explanation
Fig. 1 is the structural representation of this damper mechanism.
Wherein: 1-oversheath, 2-steel ball, 3-inner sheath, 4-vibration isolation rubber, 5-connecting rod, 6-fixed bolt.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
The present embodiment provides a kind of and rotates, and the damper mechanism with shock resistance, Jiang Gai mechanism is arranged between towing cable and haulage device, can reduce the impact of the extraneous composite force producing to haulage device, guarantees the work that haulage device can be safe and reliable.
The concrete structure of this shock resistance damper mechanism as shown in Figure 1, comprises oversheath 1, steel ball 2, inner sheath 3, vibration isolation rubber 4, connecting rod 5 and fixed bolt 6.Wherein oversheath 1 is the hollow cylinder of end opening one end sealing, for guaranteeing that this mechanism has certain bearing capacity, and possesses the ability along axis rotation, on the inner peripheral surface of oversheath 1, be processed with two for assembling the circumferential circular groove of load steel ball 2, the radial cross section of this circular groove is semicircle.On the outer peripheral surface of oversheath 1, the position that each circular groove is corresponding is processed with the tapped hole connecting with this circular groove, and the aperture of tapped hole is slightly larger than the diameter of circular groove radial cross section, and the one, be convenient to assemble load steel ball 2, two, for fixed bolt 6 is installed.
Inner sheath 3 is the hollow-core construction of the equal opening in two ends, and inner sheath 3 comprises cone structure section and is positioned at the column construction section of this cone structure Duan great Duan.The column construction section coaxial package of inner sheath 3, in oversheath 1 inside, closely cooperates with the inner peripheral surface of oversheath 1, and gapped between the inner bottom surface of the end face of described column construction section and oversheath 1.The cone structure section of inner sheath 3 is stretched out the opening end of oversheath 1.On the outer peripheral surface of inner sheath 3 column construction sections, the position corresponding with two circular grooves on the inner peripheral surface of oversheath 1 is processed with respectively same circular groove, and forming thus two radial cross sections is circular steel ball mounting groove.The slightly larger in diameter of described steel ball mounting groove, in the diameter of steel ball 2, so just in time can be included in steel ball 2 in its internal capacity.Two tapped holes from oversheath 1 assemble a circle steel ball 2 in corresponding steel ball mounting groove, and then a fixed bolt 6 is installed in each tapped hole, prevent that steel ball 2 from coming off.The increase of steel ball 2 both can improve the join strength of 3 of oversheath 1 and inner sheaths, the position that can limit again 3 of oversheath 1 and inner sheaths.For guaranteeing steel ball 2, go slick, can not make steel ball 2 enter in tapped hole, cause steel ball mutually to push, or appearance locks phenomenon, fixed bolt in each tapped hole 6 one end relative with steel ball mounting groove is designed to similar sphere structure or hemisphere structure, and its boundary dimension is identical with the external diameter of steel ball 2.At this, be pointed out that in when assembling, the arc surface of fixed bolt 6 must not contact (avoiding increasing friction force) with the bottom surface of circular groove on inner sheath 3.For guaranteeing that fixed bolt 6 does not come off when working, and can adopt screw thread glue or spot-welding technology that itself and oversheath 1 are integral admittedly.The structure that adopts two ball collars, Ke Shigai mechanism goes slick in the course of the work, with the frictional force of anti-deflection enlarging mechanism inside.
Described vibration isolation rubber 4 is assemblied in inner sheath 3 inside, the sealing of one end opening one end.Can give play to maximum potential when making damper mechanism meet accident in the course of the work and absorb extraneous impact force, reduce the impact of foreign impacts power on towing cable, vibration isolation rubber 4 is designed to three stage structure, be respectively conical section A, be positioned at the cylindrical portion and the conical section B that is positioned at the large end of conical section A of conical section A small end, as shown in Figure 1.Wherein conical section B is positioned at its opening end, and the internal surface of the outer surface of conical section B and inner sheath 3 upper conical structural sections closely cooperates; The end face of its cylindrical portion is concordant with the end face of inner sheath 3 column constructions, makes between the inner bottom surface of itself and oversheath 1 gapped.One end of connecting rod 5 is positioned at the center hole of vibration isolation rubber 4, and the end of this end is processed with the cylinder table that diameter is greater than its shaft diameter.For guaranteeing that vibration isolation rubber 4 and connecting rod 5 can be connected as a single entity securely, adopt sulfuration process that it is affixed, form thus whole damper mechanism.
During use, by this mechanism, connect underwater towing line and haulage device, for simplifying assembling, the connection part of Jiang Gai mechanism and towing cable is arranged on connecting rod 5 and is positioned at the part outside vibration isolation rubber 4; Be arranged on the end face of oversheath 1 closed end with the connection part of haulage device, and with the integrated processing of oversheath 1.This mechanism all adopts hinging structure to be connected with underwater towing line and haulage device.
The damper mechanism forming so had not only had compression-type but also had possessed the characteristic of shearing type rubber shock absorber, when drag system is subject to larger impact force action in the course of the work, towing cable is by connecting rod 5 extruding vibration isolation rubbers 4, and now the rigidity of vibration isolation rubber 4 increases greatly and evenly with the increase of load.Because vibration isolation rubber 4 pressurizeds when load strengthens, and make its cylindrical portion and conical section A heave (in Fig. 1 shown in single line arrow), thereby increase gradually with the area of contact of inner sheath 3, when load increases to certain value, vibration isolation rubber 4 is by the inner peripheral surface laminating of complete and inner sheath 3, until vibration isolation rubber 4 is no longer compressed, play the effect of terminal stroke limiting stop, but under this kind of structural type, vibration isolation rubber 4 can only play damping effect along axial direction.For making up this defect, the position that is C place indication on Fig. 1 by the opening end of vibration isolation rubber 4 center holes is designed to toroidal, its taper consistent with the taper of the conical section A of vibration isolation rubber 4 (being that its generatrix direction is consistent).Damper mechanism in the course of the work like this, while being subject to foreign impacts power, vibration isolation rubber 4 also can outwards expand at C place, but be unlimited structure herein, within the specific limits to vibration isolation rubber 4 nothing constraints, connecting rod 5 has certain radially activity herein, therefore when the External Force Acting being subject to perpendicular to axial direction (radially), and certain side's pressurized of vibration isolation rubber 4, and the opposing party's Tensile so just can reach the characteristic of shearing type rubber shock absorber.For making this damper mechanism when External Force Acting makes vibration isolation rubber 4 produce distortion, it is inner stressed evenly, to between the cylinder table of connecting rod 5 ends and its shaft, also adopt conical surface transition, and this taper consistent with the taper of the conical section B of vibration isolation rubber 4 (being that its generatrix direction is consistent).
The material of vibration isolation rubber 4 adopts shock resistance, seawater corrosion resistance, and the high modified polyurethane of rebound elasticity is made.For guaranteeing the intensity of damper mechanism integral body, inner sheath 2 cone structure sections are designed to become wall thickness structure, its wall thickness near opening is larger, to improve the intensity of opening; The end of its opening end is designed to rounding off, in case acute angle affects connecting rod 5 when work simultaneously.
This rotatable shock resistance damper mechanism is to be placed between underwater towing line and haulage device, owing to can rotating along axial direction between its inner/outer sheath, automatically discharges the object of the inner torsion of towing cable in the time of can reaching work; The vibration isolation rubber of assembling in inner sheath simultaneously, can absorb the impact force of the each side that comes from the outside at work, reduces or reduce the impact of these impact forces on towing cable.For this reason design during drag system according to the less towing cable of the optional load of applying working condition, to reduce costs; Or select the trailing cable that diameter is thinner, and reach the object that alleviates towing cable overall weight, solve towing cable work and hang at present the large problem of spending.
In sum, these are only preferred embodiment of the present utility model, be not intended to limit protection domain of the present utility model.All within spirit of the present utility model and principle, any modification 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 rotatable shock resistance damper mechanism, is characterized in that, comprising: oversheath (1), steel ball (2), inner sheath (3), vibration isolation rubber (4), connecting rod (5) and fixed bolt (6); Wherein oversheath (1) is the hollow cylinder of end opening one end sealing, is processed with the bearing for being connected with external equipment on the end face of its closed end; On the inner peripheral surface of described oversheath (1), be processed with an above circumferential circular groove; On the outer peripheral surface of oversheath (1), the position corresponding with each circular groove is respectively processed with a tapped hole connecting with this circular groove;
Described inner sheath (3) is the hollow-core construction of the equal opening in two ends, the column construction section that it comprises cone structure section and is positioned at this cone structure Duan great Duan; Its column construction section coaxial package, in oversheath (1) inside, closely cooperates with the inner peripheral surface of oversheath (1), and gapped between the inner bottom surface of the end face of described column construction section and oversheath (1); On the outer peripheral surface of described inner sheath (3) column construction section, the position corresponding with circular groove on oversheath (1) is processed with respectively same circular groove, forms thus an above steel ball mounting groove; In from described tapped hole to each steel ball mounting groove, assemble a circle steel ball (2), a fixed bolt (6) is then installed in each tapped hole;
Described vibration isolation rubber (4) is assemblied in inner sheath (3) inside, vibration isolation rubber (4) one end openings, one end sealing; The conical section B that described vibration isolation rubber (4) comprises conical section A, is positioned at the cylindrical portion of conical section A small end and is positioned at the large end of conical section A; Described conical section B is positioned at the opening end of vibration isolation rubber (4), and the internal surface of the outer surface of conical section B and the upper conical structural sections of described inner sheath (3) closely cooperates; Gapped between the end face of described vibration isolation rubber (4) closed end and the inner bottom surface of oversheath (1);
One end of described connecting rod (5) is positioned at the center hole of vibration isolation rubber (4), and the other end is processed with for connecting the attachment hole of external equipment; Wherein to be positioned at the end of vibration isolation rubber (4) one end be cylinder table to connecting rod (5), and the diameter of this cylinder table is greater than the diameter of described connecting rod (5) shaft; Between the center hole of described vibration isolation rubber (4) and the end face of conical section B, adopt conical surface transition.
2. rotatable shock resistance damper mechanism as claimed in claim 1, is characterized in that, between the center hole of described vibration isolation rubber (4) and conical section B end face, the generatrix direction of conical surface and the generatrix direction of described vibration isolation rubber (4) conical section A are consistent.
3. rotatable shock resistance damper mechanism as claimed in claim 1, is characterized in that, between the cylinder table of described connecting rod (5) end and the shaft of connecting rod (5), adopts conical surface transition.
4. rotatable shock resistance damper mechanism as claimed in claim 3, is characterized in that, between the cylinder table of described connecting rod (5) end and the shaft of connecting rod (5), the generatrix direction of conical surface generatrix direction and described vibration isolation rubber (4) conical section B is consistent.
5. rotatable shock resistance damper mechanism as claimed in claim 1, is characterized in that, the slope of described inner sheath (3) cone structure section outer surface bus is greater than the slope of its internal surface bus.
6. rotatable shock resistance damper mechanism as claimed in claim 1, is characterized in that, the radial cross section of the upper circular groove of described oversheath (1) and inner sheath (3) is measure-alike semicircle.
7. rotatable shock resistance damper mechanism as claimed in claim 1, is characterized in that, fixed bolt (6) one end relative with steel ball mounting groove in described each tapped hole is the hemisphere identical with the external diameter of steel ball (2).
8. rotatable shock resistance damper mechanism as claimed in claim 1, is characterized in that, adopts screw thread glue or spot-welding technology that described fixed bolt (6) and oversheath (1) is affixed.
9. rotatable shock resistance damper mechanism as claimed in claim 1, is characterized in that, adopts sulfuration process that described connecting rod (5) is positioned to the inner part of vibration isolation rubber (4) affixed with vibration isolation rubber (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320589062.1U CN203532620U (en) | 2013-09-24 | 2013-09-24 | Rotary impact resistance damping mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320589062.1U CN203532620U (en) | 2013-09-24 | 2013-09-24 | Rotary impact resistance damping mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203532620U true CN203532620U (en) | 2014-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320589062.1U Withdrawn - After Issue CN203532620U (en) | 2013-09-24 | 2013-09-24 | Rotary impact resistance damping mechanism |
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| Country | Link |
|---|---|
| CN (1) | CN203532620U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103527708A (en) * | 2013-09-24 | 2014-01-22 | 中国船舶重工集团公司第七一〇研究所 | Rotatable impact-resistant buffering mechanism |
| CN107448534A (en) * | 2017-08-28 | 2017-12-08 | 江阴市军炫智能装备有限公司 | Shock damper and its preparation technology |
-
2013
- 2013-09-24 CN CN201320589062.1U patent/CN203532620U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103527708A (en) * | 2013-09-24 | 2014-01-22 | 中国船舶重工集团公司第七一〇研究所 | Rotatable impact-resistant buffering mechanism |
| CN107448534A (en) * | 2017-08-28 | 2017-12-08 | 江阴市军炫智能装备有限公司 | Shock damper and its preparation technology |
| CN107448534B (en) * | 2017-08-28 | 2023-09-01 | 江阴市军炫智能装备有限公司 | Novel shock absorber and preparation process thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140409 Effective date of abandoning: 20150610 |
|
| RGAV | Abandon patent right to avoid regrant |