CN1508041A - Sling cable buffer device of retraction system for diving device - Google Patents
Sling cable buffer device of retraction system for diving device Download PDFInfo
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- CN1508041A CN1508041A CNA021449791A CN02144979A CN1508041A CN 1508041 A CN1508041 A CN 1508041A CN A021449791 A CNA021449791 A CN A021449791A CN 02144979 A CN02144979 A CN 02144979A CN 1508041 A CN1508041 A CN 1508041A
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- hanger rope
- swing arm
- leading sheave
- rope leading
- hanger
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Abstract
The present invention discloses a lifting cable buffer device for retraction system of diving instrument. It is mainly composed of lifting cable guide pulley, swinging arms, base frame, buffer cylinders, balance plates, spacing bars for preventing cable from jumping groove and energy storage device. Said invention also provides their connection method and its application.
Description
Technical field
The present invention relates to submersible, a specifically a kind of hanger rope shock absorber that is used for the submersible extension and retraction system.
Background technology
The extension and retraction system of submersible is being undertaken submersible is discharged entry and implemented operation by the operation lash ship, or by the task of being recycled to the operation lash ship in the water.The designed hanger rope shock absorber of the application's patent can be used for the extension and retraction system of submersible.
Common submersible folding and unfolding mode all is a hanger rope that directly or indirectly links to each other by winch folding and unfolding and submersible both at home and abroad at present, is finished the dispensing entry and the recovery of submersible by the A shape frame that is installed on operation lash ship stern.But, because trim, rolling and the heave movement of operation lash ship, cause and go out, go into the change frequency that folding and unfolding speed that instant water or contact seabed and moment aweigh play hanger rope can't be followed the lash ship motion at submersible, thereby make the dynamic power of lash ship motion load on hanger rope, pine when tight when having caused hanger rope, cause playing the impact of hanger rope, playing hanger rope when serious may rupture, and causes submersible to damage.
Summary of the invention
The object of the invention is to provide an a kind of hanger rope shock absorber that is used for the submersible extension and retraction system; it is used to absorb the lash ship motion and the dynamic power of generation; be subjected to overload impact to eliminate or to have reduced hanger rope, protected hanger rope, prolong its service life and guaranteed the purpose of submersible in the folding and unfolding process safe thereby reach.
To achieve these goals, technical scheme of the present invention is: mainly by playing the hanger rope leading sheave, swing arm A, B, base framework, cushion cylinder A, B, balance plate A, B, anti-hopping position-limited lever A, B, form with energy storage, wherein: two swing arm A about a hanger rope leading sheave is installed on by a hanger rope leading sheave rotating shaft, between the B, swing arm A, the B other end is by swing arm axis of revolution A, B is movably arranged on the base framework respectively, the middle part links to each other with the cushion cylinder piston rod, cushion cylinder A, B is connected to energy storage, by energy storage control, has made the hanger rope leading sheave can be around swing arm axis of revolution A, B does the swing of symmetrical angle; Rise hanger rope leading sheave rotating shaft both sides respectively install one can be around playing balance plate A, the B that the rotating shaft of hanger rope leading sheave freely is rotated, at a hanger rope entrance and exit place of a hanger rope leading sheave anti-hopping position-limited lever A, a B are set respectively and link to each other with balance plate A, B one end; Base framework and A shape frame rocker are solidified as a whole.
The principle of the invention is as follows:
The index of weighing buffer capacity is the cushion effect and the buffering stroke of cushion cylinder.According to the normal operation requirement, the cushion effect that plays hanger rope should and rise between the maximum braking force of hanger rope winch between the max line pulling force that plays hanger rope; Cushion stroke then should decide according to the motion characteristics of lash ship under the different work sea situation, and stroke is bigger, buffering effect better, but this moment shock absorber scantling of structure and weight bigger; Stroke is too small, can't compensate hanger rope with length variations, the purpose of inaccessible buffering.
The present invention plays the hanger rope leading sheave be fixed in by its pivot shaft about on two swing arm A, the B, swing arm A, B are supported by two cushion cylinder A, B, during normal operation, the piston rod of cushion cylinder A, B is all overhanging under the pressure effect of energy storage, swing arm A, B have driven the hanger rope leading sheave and have been in the position that raises up, and play hanger rope this moment and act on the moment of swing arm A, B by cushion cylinder A, B institute balance by playing the hanger rope leading sheave; When playing hanger rope load, drive swing arm A, B compression cushion cylinder A, B and reduce with the variation that compensate hanger rope length or eliminated hanger rope to transship to lower swing thereby play the hanger rope leading sheave greater than the max line pulling force, when playing the maximum braking force of hanger rope winch.When a hanger rope leading sheave cushions to lower swing, cushion cylinder A, B rodless cavity pressure raise gradually under the effect of energy storage, when playing the hanger rope leading sheave bottom to end position, oil cylinder plays the applied moment of hanger rope to swing arm A, B to the applied moment complete equilibrium of swing arm A, B.Along with playing reducing of hanger rope load, the cushion cylinder piston rod stretches out once more under the effect of energy storage, and drive swing arm A, B have reached the hanger rope leading sheave and returned to normal operation position (position raises up), are that buffering is prepared next time.The hunting range of swing arm A, B (stroke of cushion cylinder A, B) requires decision by the cushion stroke that plays hanger rope.
The present invention has following advantage:
1. the present invention can compensate the length variations that hanger rope takes place with the lash ship motion; the folding and unfolding speed that has solved a hanger rope can not be followed the problem of lash ship motion change frequency; avoid making the dynamic power of lash ship motion to load on hanger rope; eliminate or reduced hanger rope being subjected to overload impact, protected hanger rope, prolong its service life and guaranteed the purpose of submersible in the folding and unfolding process safe thereby reach.
2. because the present invention has adopted the hanger rope leading sheave by swinging armed lever A, B and cushion cylinder bar A, B connection structure, the size of cushion effect can once be adjusted definite by energy storage according to the maximum braking force of a maximum crane capacity and a hanger rope winch, need not special control, operate very simple.
3. submersible of the present invention plays hanger rope shock absorber direct mount on A shape frame, is specially adapted to use in the little occasion of operation lash ship floor space.
Description of drawings
Fig. 1 is a hanger rope shock absorber structural representation of submersible extension and retraction system of the present invention.
Fig. 2 is the left view of Fig. 1.
The specific embodiment
As shown in Figure 1, the present invention is mainly by playing hanger rope leading sheave 1, play hanger rope leading sheave rotating shaft 2, swing arm A3, B4, swing arm axis of revolution A5, B6, base framework 7, cushion cylinder A8, B9, balance plate A10, B11, anti-hopping position-limited lever A12, composition such as B13 and energy storage, wherein: two swing arm A3 about a hanger rope leading sheave 1 is installed on by a hanger rope leading sheave rotating shaft 2, between the B4, swing arm A3, the B4 other end is by swing arm axis of revolution A5, B6 is hingedly mounted on respectively on the base framework 7, the middle part links to each other with the cushion cylinder piston rod, cushion cylinder A8, B9 is controlled by energy storage, playing hanger rope leading sheave 1 can be around swing arm axis of revolution A5, the swing that B6 makes symmetrical angle rise hanger rope leading sheave rotating shaft 2 both sides respectively install one can be around playing the balance plate A10 that hanger rope leading sheave rotating shaft 2 is freely rotated, B11 is provided with an anti-hopping position-limited lever A12 respectively at the hanger rope entrance and exit place of rising of playing hanger rope leading sheave 1, B13 and with balance plate A10, B11 one end links to each other; Base framework 7 is an one with A shape frame rocker 14 solid (welding); A shape frame rocker 14 is hinged by rotating shaft A15, B16 and A shape frame.
Characteristics of the present invention are:
(1) the base framework 7 Yu A shape frame rockers 14 that play the hanger rope buffer unit are welded as a whole You Yu rocker 14 Yu A shape frame dock interlock do not have Zong to (along lash ship Zong to) relative motion, the Zhe sample That plays hanger rope leading block 1 exit in the time of can guaranteeing Zai Zheng Chang Zuoye plays hanger rope Yu docking facilities does not have Zong To relative displacement.
(2) rocker 14 Yu A shape framves are hinged and connected by Zhuan Zhou 15,16, so play hanger rope Zai lifting Zuo Yong power on the cable leading block 1 to Zheng buffer unit will produce a Zong to (along lash ship Zong to) Shaking moment is unfavorable for submersible Yu the interlocking of docking facilities. It is sliding to play the hanger rope guiding according to a hanger rope Zai Take turns the angle of 1 porch, design Zhong by adjusted hanger rope leading block 1 with respect to the Zong of rocker to (along lash ship Zong to) position and vertical (vertical along lash ship) position, can guarantee hanger rope in theory Zuo Yong makes Yu the point of resultant force of hanger rope leading block 1 pin joint by 14 Yu A shape framves of pendulum It does not have additional moment to buffer unit.
(3) when a hanger rope leading block 1 carries out kicking motion (swinging up and down), play a hanger rope and lead To pulley 1 exit rise a hanger rope will take place Zong to (along lash ship Zong to) be offset, side-play amount depends on Play the pendulum radius of hanger rope leading block 1. But Zhe vertical misalignment only is a submersible Zheng folding and unfolding Of short duration phenomenon between operational period, Zai has satisfied under the prerequisite of hanger rope cushion stroke requirement simultaneously, by transferring The design parameter of the pendulum angle of the length of Zheng swing arm A3, B4 and a hanger rope leading block 1 (this The length that embodiment gets swing arm A3, B4 is 2.1 meters, plays the pendulum angle of hanger rope leading block 1 Be 28 °, play the hanger rope cushion stroke and reach 1.2 meters), its side-play amount is reduced to the littlest, so it can not Service life and the operating characteristic of hanger rope have been affected.
(4) playing hanger rope leading block 1 has the hanger rope of having prevented job-hopping and is subjected to squeeze and hinders function. Common way Be Zai play hanger rope Yu the entrance of leading block and exit respectively one of Zhuan Zhi with respect to the moving Zhong heart of pulley Zhuan Fixing anti-hopping block. You is hanger rope Zai Zhong the present invention's hanger rope leading block 1 Zai swing process The entry position of playing hanger rope leading block 1 changes at random, therefore can not adopt fixed anti-jump The groove block, and adopt floating type anti-hopping design, that is: Zai plays hanger rope leading block Zhuan Zhou 2 both sides respectively One of Zhuan Zhi can be around the balance plate A10, the B11 that play hanger rope leading block Zhuan Zhou 2 Frees, and Zai rises Hanger rope leading block 1 rise a hanger rope entrance and exit place arrange respectively an anti-hopping gag lever post A12, B13 also links to each other Yu balance plate A10, B11. By this structural design, can guarantee that balance plate is relative The Yu lash ship is vertical to remain a fixing angle, thereby guarantees that gag lever post A12, B13 can be simultaneously Hanger rope entry position requirement when having satisfied two extreme positions of hanger rope leading block 1 Zai.
(5) Yun that plays hanger rope leading block 1 moves except the swing mode, also can adopt to have slideway Zhi line motion mode, namely vertical to carry out upper and lower Yun moving along lash ship, the Zhe sample can be guaranteed motion process Zhong rise hanger rope leading block 1 exit rise a hanger rope do not have Zong to (along lash ship Zong to) skew. Buffering Zhuan Zhi rise hanger rope leading block 1 adopt design pulling force that Zhi line motion mode has been applicable to hanger rope than hour Situation.
Claims (1)
- One kind be used for the submersible extension and retraction system play the hanger rope shock absorber, it is characterized in that: mainly by playing hanger rope leading sheave (1), swing arm A, B (3,4), base framework (7), cushion cylinder A, B (8,9), balance plate A, B (10,11), anti-hopping position-limited lever A, B (12,13) and energy storage form, wherein: two swing arm A about a hanger rope leading sheave (1) is installed on by a hanger rope leading sheave rotating shaft (2), B (3,4) between, swing arm A, B (3,4) other end is by swing arm axis of revolution A, B (5,6) be movably arranged on respectively on the base framework (7), the middle part links to each other with the cushion cylinder piston rod, cushion cylinder A, B (8,9) be connected to energy storage, by energy storage control, playing hanger rope leading sheave (1) can be around swing arm axis of revolution A, B (5,6) do the swing of symmetrical angle; Rise hanger rope leading sheave rotating shaft (2) both sides respectively install one can be around playing the balance plate (A10, B11) that hanger rope leading sheave rotating shaft (2) freely is rotated, at a hanger rope entrance and exit place of a hanger rope leading sheave (1) an anti-hopping position-limited lever (A12, B13) is set respectively and links to each other with balance plate (A10, a B11) end; Base framework (7) is solidified as a whole with A shape frame rocker (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02144979 CN1239349C (en) | 2002-12-20 | 2002-12-20 | Sling cable buffer device of retraction system for diving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02144979 CN1239349C (en) | 2002-12-20 | 2002-12-20 | Sling cable buffer device of retraction system for diving device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1508041A true CN1508041A (en) | 2004-06-30 |
| CN1239349C CN1239349C (en) | 2006-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02144979 Expired - Fee Related CN1239349C (en) | 2002-12-20 | 2002-12-20 | Sling cable buffer device of retraction system for diving device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1239349C (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102180242A (en) * | 2011-04-15 | 2011-09-14 | 中国船舶重工集团公司第七一五研究所 | Translation folding recovering and releasing device |
| CN103922223A (en) * | 2014-03-27 | 2014-07-16 | 宝鸡石油机械有限责任公司 | Device for reducing abrasion of guide pulley along with rotation of crown block |
| CN108277845A (en) * | 2018-01-29 | 2018-07-13 | 芜湖市皖南造船有限公司 | One kind is dredged rotating mechanism peculiar to vessel |
-
2002
- 2002-12-20 CN CN 02144979 patent/CN1239349C/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102180242A (en) * | 2011-04-15 | 2011-09-14 | 中国船舶重工集团公司第七一五研究所 | Translation folding recovering and releasing device |
| CN102180242B (en) * | 2011-04-15 | 2013-07-31 | 中国船舶重工集团公司第七一五研究所 | Translation folding recovering and releasing device |
| CN103922223A (en) * | 2014-03-27 | 2014-07-16 | 宝鸡石油机械有限责任公司 | Device for reducing abrasion of guide pulley along with rotation of crown block |
| CN103922223B (en) * | 2014-03-27 | 2016-01-20 | 宝鸡石油机械有限责任公司 | Overhead traveling crane can servo-actuated antifriction guide pulley device |
| CN108277845A (en) * | 2018-01-29 | 2018-07-13 | 芜湖市皖南造船有限公司 | One kind is dredged rotating mechanism peculiar to vessel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1239349C (en) | 2006-02-01 |
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