CN102313119A - Capstan-type manual lifting rod - Google Patents
Capstan-type manual lifting rod Download PDFInfo
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- CN102313119A CN102313119A CN201110160358A CN201110160358A CN102313119A CN 102313119 A CN102313119 A CN 102313119A CN 201110160358 A CN201110160358 A CN 201110160358A CN 201110160358 A CN201110160358 A CN 201110160358A CN 102313119 A CN102313119 A CN 102313119A
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- sleeve pipe
- lifting bar
- capstan
- capstan winch
- ratchet
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Abstract
The invention discloses a capstan-type manual lifting rod which comprises a lifting rod body and a capstan driving device, wherein the lifting rod body comprises a lifting rod and a lifting device. On the basis of satisfying the demands of users on the extension height and lifting load of the lifting rod, through carrying out analysis on forces applied on finite elements under the conditions of various wind speeds and carrying out research on the linkage design between an internal wheel system and pipes in the lifting rod, the optimization of material selection of the pipes, processing and assembling processes, and the like, the portability and rapid expanding capability of a lifting rod product are realized.
Description
Technical field
The present invention relates to a kind of lifting bar, relate in particular to a kind of capstan winch formula hand-operated lifting bar.
Background technique
Information technology all has crucial meaning for the economy of China, life, stable and national defence.At civil area: mobile communication technology develop rapidly, mobile phone have become essential means of communication in people economic, the life.City emergency such as people's air defense, anti-terrorism traffic guidance system, need in real time with the information gathering of the site of the accident be transferred to command and control system, supply mechanisms at different levels decision-making to command.In the national defence field: radar, electronic countermeasure etc. need remote target acquisition, information acquisition and interference; Command and control system (C3I) needs as is distributed in sensor in different positions, as radar, photoelectricity, electricity form fight behind the informixs such as antagonism and instruct, in time be transferred to armament systems such as guided missile, cannon.Therefore, information is obtained and transmission is a vital ring in the information technology.But curvature of the earth, high mountain and the city culminant star high building Balkh as scattereding all over like men on a chessboard influences greatly the detection of target, the transmission of wireless messages, must antenna, vidicon camera etc. be elevated to certain height, could eliminate these influences, satisfies system requirements.Lifting bar is the main means that realize above-mentioned functions, and it can give rise to several meters to tens of meters height with various load.Simultaneously, the maneuverability requirement of system has also proposed very high requirement to the portability of lifting bar and the agility of expansion.In recent years to the tracking in market, lifting bar has 30% growth rate of demand every year approximately in the army and the people field according to my company.
At present, be used to the lifting bar of load such as erecting a television antenna, but they there is tangible deficiency respectively:
1, transmission efficiency is low, and the operation effort is time-consuming.
2, forbid zero load to descend,, rely on deadweight decline, work the mischief easily because the decline process is unpowered.
3, lifting process is stuck easily, and rate of fault is high.
4, handle counter-rotating voluntarily easily causes potential safety hazard.
5, transmission part exposes, and can not guarantee work under exacting terms.
6, complex structure, cost is high, and body of rod stability is not easy control.
7, body of rod quality is bigger, needs manual work draw the wind rope to keep lifting bar vertical in body of rod rising, the decline process, and operation easier is big.
Summary of the invention
To above-mentioned defective, the invention discloses a kind of capstan winch formula hand-operated lifting bar, described capstan winch formula hand-operated lifting bar comprises: lifting bar main body and capstan driving device; Described lifting bar main body comprises lifting bar, lowering or hoisting gear.
Described lifting bar comprises sleeve pipe, closedtop, seal ring, friction plate, square base and base; Described sleeve pipe is provided with three at least, and described sleeve pipe is the adjustable pipe structure of multilayer nest, and described sleeve pipe is nestable successively from outside to inside, and adjacent casing is slidingly connected; The bottom of outermost surface sleeve pipe is arranged on the base; Described sleeve pipe lower end is square base, and last end periphery is provided with seal ring, and sidewall is provided with friction plate.The most inboard said sleeve pipe upper end is provided with the adpting flange interface, and interface profile and size can be decided according to customer requirement.
Described capstan driving device comprises reel, primary gear speed reducing mechanism, ratchet converse stopping mechanism, nut, crank, friction plate, ratchet, rotating shaft, upper saw pulley, the axis of guide, gear band moving axis composition; Described reel is provided with the spiral chute with the wirerope diameter coupling; Described crank is connected in the rotating shaft through nut, from nut be followed successively by friction plate to the inside, ratchet is connected in the rotating shaft; Described ratchet is provided with the ratchet converse stopping mechanism; Shaft drive is connected with gear driven with reel in described rotating shaft; Described gear band moving axis is provided with nut slider mechanism.
Also be provided with primary gear speed reducing mechanism and upper saw pulley on the described capstan driving device, described upper saw pulley is arranged on the axis of guide, and described upper saw pulley can be free to slide on the axis of guide and rotate; The described axis of guide and upper saw pulley are provided with a pair of, and correspondence is arranged at the reel both sides, are convenient to the winding displacement of wire rope.
Above-mentioned friction plate is provided with a pair of.
Described lowering or hoisting gear comprise draw static pulley, on draw wire rope, on draw sheave block, drop-down sheave block, drop-down wire rope, down drag static pulley, down drag rope, go up stay cord; One end of described drop-down wire rope is fixed on the reel, and the other end is walked around drop-down sheave block and is fixed on outermost surface sleeve pipe lower end.Said outermost surface sleeve pipe is sleeve pipe i, and only the sleeve pipe of time sleeve pipe i is sleeve pipe i-1; Described drop-down sheave block is fixed on the sleeve pipe i-1; Described sleeve pipe i-1 is provided with down and drags static pulley, drags rope one end under described and is connected on the sleeve pipe i, walks around down to drag static pulley and be connected on the sleeve pipe i-2.
Description of drawings
Fig. 1 is the front view of the structural representation of capstan winch formula hand-operated lifting bar of the present invention;
Fig. 2 is the side view of the structural representation of capstan winch formula hand-operated lifting bar of the present invention;
Fig. 3 is the structural representation schematic partial plan 1 of the capstan driving device in the capstan winch formula hand-operated lifting bar of the present invention;
Fig. 4 is the structural representation schematic partial plan 2 of the capstan driving device in the capstan winch formula hand-operated lifting bar of the present invention;
Fig. 5 is the structural representation schematic partial plan 3 of the capstan driving device in the capstan winch formula hand-operated lifting bar of the present invention;
Fig. 6 is the structural representation schematic partial plan 4 of the capstan driving device in the capstan winch formula hand-operated lifting bar of the present invention;
Reference character
1, lifting bar main body; 2, capstan driving device;
11, lifting bar; 12, lowering or hoisting gear; 201, reel;
111, sleeve pipe; 121, draw static pulley on; 202, primary gear speed reducing mechanism;
112, square base; 122, draw wire rope on; 203, ratchet converse stopping mechanism;
113, base; 123, draw sheave block on; 204, nut;
114, flange-interface; 124, drop-down sheave block; 205, crank;
115, closedtop; 125, drop-down wire rope; 206, friction plate;
116, friction plate; 126, drag rope down; 207, ratchet;
117, seal ring; Drag static pulley 127 times; 208, rotating shaft;
128, go up stay cord; 209, upper saw pulley;
210, the axis of guide;
211, gear band moving axis;
212, nut slider mechanism.
Embodiment
Below in conjunction with accompanying drawing capstan winch formula hand-operated lifting bar of the present invention is carried out detailed explanation.
A kind of capstan winch formula hand-operated lifting bar, described capstan winch formula hand-operated lifting bar comprises: lifting bar main body 1 and capstan driving device 2; Described lifting bar main body 1 comprises lifting bar 11, lowering or hoisting gear 12.
Described lifting bar 11 comprises sleeve pipe 111, closedtop 115, seal ring 117, friction plate 116, square base 112 and base 113; Described sleeve pipe 111 is provided with three at least, and described sleeve pipe 111 is the adjustable pipe structure of multilayer nest, and described sleeve pipe 111 is nestable successively from outside to inside, and adjacent casing 111 is slidingly connected; The bottom of outermost surface sleeve pipe 111 is arranged on the base 113; Described sleeve pipe 111 lower ends are square base 112, and last end periphery is provided with seal ring 117, and sidewall is provided with friction plate 116.The most inboard said sleeve pipe 111 upper ends are provided with adpting flange interface 114.
Described capstan driving device comprises reel 201, primary gear speed reducing mechanism 202, ratchet converse stopping mechanism 203, nut 204, crank 205, friction plate 206, ratchet 207, rotating shaft 208, upper saw pulley 209, the axis of guide 210, gear band moving axis 211 compositions; Described reel 201 is provided with the spiral chute with the wirerope diameter coupling; Described crank 205 is connected in the rotating shaft 208 through nut 204, from nut 204 be followed successively by friction plate 206 to the inside, ratchet 207 is connected in the rotating shaft 208; Described ratchet 207 is provided with ratchet converse stopping mechanism 203; Described rotating shaft 208 is in transmission connection with reel 201 and gear band moving axis 211; Described gear band moving axis 211 is provided with nut slider mechanism 212.
Also be provided with primary gear speed reducing mechanism 202 and upper saw pulley 209 on the described capstan driving device 2, described upper saw pulley 209 is arranged on the axis of guide 210, and described upper saw pulley 209 can be free to slide and rotate on the axis of guide 210; The described axis of guide 209 and upper saw pulley 210 are provided with a pair of, and correspondence is arranged at reel 201 both sides, are convenient to the winding displacement of wire rope.
Above-mentioned friction plate 206 is provided with a pair of.
Described lowering or hoisting gear 12 comprise draw static pulley 121, on draw wire rope 122, on draw sheave block 123, drop-down sheave block 124, drop-down wire rope 125, down drag static pulley 127, down drag rope 126, go up stay cord 128.
If sleeve has n, n sleeve pipe, from outside to inside sleeve pipe 1,2 ..., n is nestable successively; Adjacent bushings becomes to be slidingly connected; N is a natural number, and n >=2;
Capstan driving device 2 is arranged on the sleeve pipe 111, on sleeve pipe 111 upper ends, draws static pulley 121 and wire rope 122 assemblies through design, and drag spring thimble 111 rises or descending motion;
Draw static pulley 121 being provided with on the sleeve pipe i, the two ends of walking around the last stay cord 122 that draws static pulley 121 are connected to sleeve pipe i-1, i+1 is last;
When sleeve pipe i upwards slides, through on draw static pulley and last stay cord to drive sleeve pipe i+1 upwards to slide; I=2,3 ..., n-1.
Its rising working procedure:
Crank drives reel through gear reduction and rotates.On draw an end of wire rope 122 to be fixed on the reel 201, the other end walk around on the sleeve pipe 1 on draw sheave block 122 and sleeve pipe 2 bottoms on draw sheave block 123, be fixed on sleeve pipe 1 upper end.Reel draws wire rope 122 to roll on it when rotating, and through manage 2 lower ends on draw sheave block 123 will manage 2 liftings.
Draw static pulley 121 to move upward on the sleeve pipe 2 with sleeve pipe 2.Because walking around last stay cord 128 1 ends that draw static pulley 121 is connected on the sleeve pipe 1, the other end is connected on the sleeve pipe 3; Therefore go up stay cord 128 and just spur sleeve pipe 3 and move upward, and sleeve pipe 3 equals the displacement of sleeve pipe 2 with respect to sleeve pipe 1 with respect to the displacement of sleeve pipe 2.
When sleeve pipe 3 moves upward with respect to sleeve pipe 2, draw static pulley to move upward on the sleeve pipe 3 with sleeve pipe 3.Because walking around last stay cord one end that draws static pulley is connected on the sleeve pipe 2, the other end is connected on the sleeve pipe 4; Therefore go up stay cord and just spur sleeve pipe 4 and move upward, and sleeve pipe 4 equals the displacement of sleeve pipe 3 with respect to sleeve pipe 2 with respect to the displacement of sleeve pipe 3.
In other words, when sleeve pipe i moves upward with respect to sleeve pipe i-1, draw static pulley i002 to move upward on the sleeve pipe i with sleeve pipe i.Because walk around and draw last stay cord i003 one end of static pulley i002 to be connected on the sleeve pipe i-1, the other end is connected on the sleeve pipe i+1; Therefore go up stay cord i003 and just spur sleeve pipe i+1 and move upward, and sleeve pipe i+1 equals the displacement of sleeve pipe i with respect to sleeve pipe i-1 with respect to the displacement of sleeve pipe i.i=2，3，…、n-1。
The present invention has guaranteed that the relative rising velocity of displacement of two adjacent sleeve pipes equates that each sleeve pipe rises synchronously, so this lifting bar rate of climb is fast.
In order to make lifting bar when descending, efficient and convenient, under being provided with on the sleeve pipe i, drag static pulley, walk around down that the following two ends of dragging rope of dragging static pulley are connected to sleeve pipe i-1, i+1 is last; As sleeve pipe i during to lower slider, through under drag static pulley and drag rope band down and move sleeve pipe i+1 to lower slider.
Its decline working procedure:
Handle drives the reel backward rotation through gear reduction.One end of drop-down wire rope 125 is fixed on the reel, and the other end is walked around drop-down sheave block 124 and is fixed on pipe 1 lower end.When reel rotates the drop-down wire rope 125 on it is packed up, and descended through the drop-down sheave block 124 pulling pipes 2 of pipe 2 lower ends.
The following static pulley 127 of dragging on the sleeve pipe 2 moves downward with sleeve pipe 2.Be connected on the sleeve pipe 1 owing to walk around down following rope 126 1 ends of dragging of dragging static pulley 127, the other end is connected on the sleeve pipe 3; Therefore down dragging restricts 126 just drops sleeve pipe 3 and moves downward, and sleeve pipe 3 equals the displacement of sleeve pipe 2 with respect to sleeve pipe 1 with respect to the displacement of sleeve pipe 2.
When sleeve pipe 3 moves downward with respect to sleeve pipe 2, the following static pulley of dragging on the sleeve pipe 3 moves downward with sleeve pipe 3.Be connected on the sleeve pipe 2 owing to walk around following rope one end of dragging of downloading static pulley, the other end is connected on the sleeve pipe 4; Therefore drag rope under and just drop sleeve pipe 4 and move downward, and sleeve pipe 4 equals the displacement of sleeve pipe 3 with respect to sleeve pipe 2 with respect to the displacement of sleeve pipe 3.
In other words, when sleeve pipe i moves downward with respect to sleeve pipe i-1, the following static pulley i02 that drags on the sleeve pipe i moves downward with sleeve pipe i.Because walking around down last stay cord i03 one end of dragging static pulley i02 is connected on the sleeve pipe i-1, the other end is connected on the sleeve pipe i+1; Therefore down drag the i03 that restricts and just spur sleeve pipe i+1 and move downward, and sleeve pipe i+1 equals the displacement of sleeve pipe i with respect to sleeve pipe i-1 with respect to the displacement of sleeve pipe i.i=2，3，…、n-1。
This structure has guaranteed that the relative decline velocity of displacement of two adjacent sleeve pipes equates that each sleeve pipe descends synchronously, so this lifting bar rate of descent is fast; And this mechanism relies on deadweight to descend, and is dangerous little.
There are primary gear speed reducing mechanism 202 and ratchet converse stopping mechanism 203 in hand winch inside.The self-locking of lifting bar realizes through nut 204 and a pair of friction plate 206 and ratchet converse stopping mechanism 203; Shake crank 205 by ascent direction; Nut 204 is also tight, friction plate 206, ratchet 207 and rotating shaft 208 is pressed rotate together for integral body, and this moment, ratchet played reverse non-return effect.The backward rotation crank, nut 204 unclamps, friction plate 206; Ratchet 207 is thrown off with rotating shaft 208, and the body of rod descends under the traction of drop-down wire rope, and crank stops operating; Nut is also tight by automatically under body of rod action of gravity, and ratchet plays non-return effect, realizes the safe latch functions of the body of rod.
As improvement, on the hand winch reel 201, be provided with spiral chute according to wirerope diameter, when being used for the capstan winch retractable cable, the orderly winding displacement of wire rope.
As improvement, on the hand winch, be provided with upper saw pulley 209, upper saw pulley 209 can be free to slide and rotate on the axis of guide 210, is convenient to the winding displacement of wire rope.
As improvement, on the hand winch, be provided with the upper and lower mechanical position limitation mechanism that puts in place of lifting bar.When rotating shaft 208 is rotated; Rotate through gear band moving axis 211; Nut slider mechanism 212 on the gear band moving axis 211 is sliding on gear band moving axis 211 under the effect of screw thread transmission, and when sliding into the stop nut place, gear band moving axis 211 can't rotate; Then handle also shakes motionlessly, and lifter rod lifting puts in place.
Compare with existing lifting bar, advantage of the present invention is following:
1, adopted the body of rod in square cross section, guidance quality is good, and the bending resistance of the body of rod and torsional property are good.
2, every joint sleeve pipe is realized linking mechanism, and lifting time is short.
3, use hand winch to drive, transmission efficiency is high, and lifting process is steady.
4, the ratchet converse stopping mechanism is safe and reliable, has arbitrary position safe self-locking function.
5, the body of rod is in self-locking state all the time, and handle can not work the mischief by automatic reverse winding.
6, lifting action is all by motivational drive, and the system that can guarantee that also can descend smoothly when unloaded is reliable up-down work under rugged environment;
7, in all driving components all are arranged in the body of rod or the capstan winch, do not have and expose part, barrier propterty is good.
8, sleeve pipe is firm, intensity is high, and light weight is convenient to manual work and is set up.
9, wind loading rating is strong, sets up, and removes the speed of calling prisoners in after letting them out for exercise less than 14m/s, body of rod steady operation wind speed: follow the tracks of stay cord 30m/s, body of rod Limit of Wind Speed: 40m/s.
10, it is solid to adopt the wind resistance rope to draw, and body of rod oscillating quantity and torsional capacity are little.
Claims (7)
1. capstan winch formula hand-operated lifting bar, it is characterized in that: described capstan winch formula hand-operated lifting bar comprises: lifting bar main body and capstan driving device; Described lifting bar main body comprises lifting bar, lowering or hoisting gear;
Described lifting bar comprises sleeve pipe, closedtop, seal ring, friction plate, square base and base; The bottom of outermost surface sleeve pipe is arranged on the base; Described sleeve pipe lower end is square base, and last end periphery is provided with seal ring, and sidewall is provided with friction plate;
Described capstan driving device comprises reel, primary gear speed reducing mechanism, ratchet converse stopping mechanism, nut, crank, friction plate, ratchet, rotating shaft, upper saw pulley, the axis of guide, gear band moving axis composition; Described crank is connected in the rotating shaft through nut, from nut be followed successively by friction plate to the inside, ratchet is connected in the rotating shaft; Described ratchet is provided with the ratchet converse stopping mechanism; Shaft drive is connected with gear driven with reel in described rotating shaft; Described gear band moving axis is provided with nut slider mechanism;
Described lowering or hoisting gear comprise draw static pulley, on draw wire rope, on draw sheave block, drop-down sheave block, drop-down wire rope, down drag static pulley, down drag rope, go up stay cord; One end of described drop-down wire rope is fixed on the reel, and the other end is walked around drop-down sheave block and is fixed on outermost surface sleeve pipe lower end;
Said outermost surface sleeve pipe is sleeve pipe i, and only the sleeve pipe of time sleeve pipe i is sleeve pipe i-1; Described drop-down sheave block is fixed on the sleeve pipe i-1; Described sleeve pipe i-1 is provided with down and drags static pulley, drags rope one end under described and is connected on the sleeve pipe i, walks around down to drag static pulley and be connected on the sleeve pipe i-2.
2. capstan winch formula hand-operated lifting bar according to claim 1, it is characterized in that: described sleeve pipe is provided with three at least, and described sleeve pipe is the adjustable pipe structure of multilayer nest, and described sleeve pipe is nestable successively from outside to inside, and adjacent casing is slidingly connected.
3. capstan winch formula hand-operated lifting bar according to claim 1, it is characterized in that: also be provided with primary gear speed reducing mechanism and upper saw pulley on the described capstan driving device, described upper saw pulley is arranged on the axis of guide.
4. according to claim 1 or 3 described capstan winch formula hand-operated lifting bars, it is characterized in that: described upper saw pulley can be free to slide on the axis of guide and rotate; The described axis of guide and upper saw pulley are provided with a pair of, and correspondence is arranged at the reel both sides.
5. capstan winch formula hand-operated lifting bar according to claim 1 and 2 is characterized in that: the most inboard said sleeve pipe upper end is provided with the adpting flange interface.
6. capstan winch formula hand-operated lifting bar according to claim 1 is characterized in that: described reel is provided with the spiral chute with the wirerope diameter coupling.
7. capstan winch formula hand-operated lifting bar according to claim 1, it is characterized in that: above-mentioned friction plate is provided with a pair of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110160358A CN102313119A (en) | 2011-06-15 | 2011-06-15 | Capstan-type manual lifting rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110160358A CN102313119A (en) | 2011-06-15 | 2011-06-15 | Capstan-type manual lifting rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102313119A true CN102313119A (en) | 2012-01-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110160358A Pending CN102313119A (en) | 2011-06-15 | 2011-06-15 | Capstan-type manual lifting rod |
Country Status (1)
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|---|---|
| CN (1) | CN102313119A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103401054A (en) * | 2013-07-08 | 2013-11-20 | 电联工程技术股份有限公司 | Ascending and descending rod with rolling guide and falling-prevention devices |
| CN103471635A (en) * | 2013-09-27 | 2013-12-25 | 贵州电力试验研究院 | Method and device for carrying out X-ray transillumination by utilizing GIS barrel body as support |
| CN104390117A (en) * | 2014-11-18 | 2015-03-04 | 飞猫影视技术(北京)有限公司 | Horizontal track tracking photographing system and method |
| CN108346999A (en) * | 2018-01-11 | 2018-07-31 | 武汉中元华电科技股份有限公司 | A kind of band drive-type lifting gear |
| CN109677317A (en) * | 2018-12-06 | 2019-04-26 | 淮安信息职业技术学院 | A kind of tank truck rollover support device and its control method |
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| SU1744053A1 (en) * | 1990-10-11 | 1992-06-30 | Ф.Г.Мурзагалиев | Manual winch |
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| CN2156385Y (en) * | 1993-04-09 | 1994-02-16 | 中国人民解放军87473部队 | Moveable lifting luminous machine |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103401054A (en) * | 2013-07-08 | 2013-11-20 | 电联工程技术股份有限公司 | Ascending and descending rod with rolling guide and falling-prevention devices |
| CN103401054B (en) * | 2013-07-08 | 2015-04-22 | 电联工程技术股份有限公司 | Ascending and descending rod with rolling guide and falling-prevention devices |
| CN103471635A (en) * | 2013-09-27 | 2013-12-25 | 贵州电力试验研究院 | Method and device for carrying out X-ray transillumination by utilizing GIS barrel body as support |
| CN103471635B (en) * | 2013-09-27 | 2016-04-20 | 贵州电力试验研究院 | A kind of GIS barrel body that utilizes is as supporting the method and the device that carry out X ray transillumination |
| CN104390117A (en) * | 2014-11-18 | 2015-03-04 | 飞猫影视技术(北京)有限公司 | Horizontal track tracking photographing system and method |
| CN104390117B (en) * | 2014-11-18 | 2016-08-31 | 飞猫影视技术(北京)有限公司 | A kind of horizontal rail track up system and method |
| CN108346999A (en) * | 2018-01-11 | 2018-07-31 | 武汉中元华电科技股份有限公司 | A kind of band drive-type lifting gear |
| CN109677317A (en) * | 2018-12-06 | 2019-04-26 | 淮安信息职业技术学院 | A kind of tank truck rollover support device and its control method |
| CN109677317B (en) * | 2018-12-06 | 2021-08-27 | 淮安信息职业技术学院 | Side-turning supporting device of tank truck and control method thereof |
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Application publication date: 20120111 |