CN201980892U - Automatic rope tightening system - Google Patents
Automatic rope tightening system Download PDFInfo
- Publication number
- CN201980892U CN201980892U CN2011200332140U CN201120033214U CN201980892U CN 201980892 U CN201980892 U CN 201980892U CN 2011200332140 U CN2011200332140 U CN 2011200332140U CN 201120033214 U CN201120033214 U CN 201120033214U CN 201980892 U CN201980892 U CN 201980892U
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- CN
- China
- Prior art keywords
- amplitude variation
- vehicle frame
- variation trolley
- pulley
- pipe link
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Abstract
The utility model relates to an automatic rope tightening system which comprises a variable amplitude trolley frame and a rope tightening device, wherein the variable amplitude trolley frame is connected on a QTK rapidly erected tower crane; the rope tightening device is connected on the variable amplitude trolley frame; the variable amplitude trolley frame comprises a front beam, a rear beam, two connecting beams connected between the front beam and the rear beam, two pulley connecting rods which are positioned at the rear of the rear beam and are connected with the middle part of the rear beam, and two H-shaped brackets which are symmetrically connected between the front beam and the rear beam; and the rope tightening device comprises a jaw mechanism, a guide rail frame, a rack mechanism, a movable pulley mechanism and a fixed pulley mechanism. The system utilizes the structure of the system to realize automatic tensioning and loosening of a variable amplitude steel wire rope. The whole process is simple and convenient to operate. An operator does not need to ascend to operate. Moreover, after the system is adopted, not only is the safety reliability of operating equipment improved, but also the workload is reduced, the working efficiency is improved, the time is saved and the construction progress is fastened.
Description
Technical field
The utility model relates to a kind of QTK of being applied in and sets up tight rope system on the tower crane fast.
Background technology
It is a kind of tower machine that relies on self power to set up that QTK sets up tower crane fast, be connected with amplitude variation trolley on it, the version pattern of these amplitude variation trolleys is a lot, but can rely on self-ability to realize the rare of automatic tight rope function, even have, the tight rope effect is also desirable not to the utmost, so need the staff to climb to the adjusting of carrying out the luffing steel rope on the tower machine arm often, both dangerous property has reduced work efficiency again, time and effort consuming also can increase cost simultaneously.
The utility model content
The purpose of this utility model provides a kind of automatic tight rope system, solve the technical matters of the automatic tight rope functional effect difference of setting up tower crane fast.
For achieving the above object, the utility model adopts following technical scheme: a kind of automatic tight rope system, comprise that being connected QTK sets up the amplitude variation trolley vehicle frame on the tower crane fast and be connected tight rope device on the amplitude variation trolley vehicle frame, it is characterized in that: described amplitude variation trolley vehicle frame comprises front-axle beam, the back rest, be connected two tie-beams between the front-axle beam and the back rest, be positioned at the rear of the back rest, be connected two pulley pipe links at back rest middle part, and symmetry is connected two H shape supports between the front-axle beam and the back rest, slides to hang at QTK by trundle again and set up fast on the lower boom of jib of tower crane in the upper end of H shape support.
Described tight rope device comprises click-on mechanism, guide rail bracket, rack mechanism, movable pulley mechanism and fixed pulley mechanism, wherein click-on mechanism comprises the claw bearing on the wherein tie-beam that is fixedly connected on the amplitude variation trolley vehicle frame, be connected upper junction plate and lower connecting plate on the claw bearing, be through the vertical pipe link in upper junction plate and the lower connecting plate, be positioned at the upper junction plate top, be connected the pinch roller of vertical pipe link upper end, between upper junction plate and lower connecting plate, be fixed on the claw on the vertical pipe link, and between claw and lower connecting plate, be enclosed within the spring on the vertical pipe link.
Described guide rail bracket comprises the track base on another root tie-beam that is fixedly connected on the amplitude variation trolley vehicle frame and is connected the last guide spiro rod on the track base, following guide spiro rod.
Described rack mechanism comprises the tooth bar that is slidingly connected between guide spiro rod and the following guide spiro rod, be fixedly connected on the leading portion steel rope Connection Block of tooth bar front end, and the movable pulley mechanism pipe link that is fixedly connected on the tooth bar rear end, sawtooth on the described tooth bar and the claw in the click-on mechanism are connected.
Described movable pulley mechanism is positioned at the rear of rack mechanism, comprises the slide plate frame of captiveing joint with movable pulley mechanism pipe link and is connected movable pulley on the slide plate frame, and described slide plate frame is connected between two pulley pipe links of amplitude variation trolley vehicle frame by slide plate slides.
Described fixed pulley mechanism is positioned at the rear of movable pulley mechanism, comprises that fixed pulley between two pulley pipe links that are fixedly connected on the amplitude variation trolley vehicle frame connects grillage and is connected fixed pulley and is connected fixed pulley on the grillage.
Described front-axle beam, the back rest, tie-beam, pulley pipe link all can be channel-section steel.
Described H shape support is welded by shaped steel, and described shaped steel can be channel-section steel, band steel, round steel pipe.
Described track base is made of welded connection by steel plate.
Compared with prior art the utlity model has following characteristics and beneficial effect: the utility model is applied in QTK and sets up on the tower crane fast, be installed in the amplitude variation trolley, be that QTK sets up indispensable in a tower crane parts fast, it directly affects and sets up operating efficiency and the safety that tower crane uses fast.
The self structure of utilizing the utility model has realized the auto-tensioning of luffing steel rope and has loosened, whole process is all finished on the ground, operate very easy, do not need the operating personal operation of climbing to a higher point, and the utility model has also reduced work capacity in the safe reliability of having improved operation of equipment, improved work efficiency, save the time, accelerated construction speed.
Description of drawings
The utility model is described in more detail below in conjunction with accompanying drawing.
Fig. 1 is a main TV structure scheme drawing of the present utility model.
Fig. 2 is a plan structure scheme drawing of the present utility model.
Fig. 3 is the enlarged diagram of A-A section among Fig. 1.
Fig. 4 is the enlarged diagram of B-B section among Fig. 1.
Fig. 5 is the enlarged diagram of C-C section among Fig. 1.
Fig. 6 is the scheme drawing that amplitude variation trolley vehicle frame and jib are connected.
Reference numeral: 1-amplitude variation trolley vehicle frame, 1.1-tie-beam, 1.2-pulley pipe link, 1.3-front-axle beam, 1.4-the back rest, 1.5-H shape support, 1.6-trundle, the 2-guide rail bracket, the 3-click-on mechanism, the 4-rack mechanism, 5-movable pulley mechanism, 6-fixed pulley mechanism, the 7-collision block, 8-leading portion steel rope, 9-back segment steel rope, 10-claw bearing, the 11-upper junction plate, the 12-lower connecting plate, the vertical pipe link of 13-, the 14-pinch roller, the 15-claw, the 16-spring, the 17-tooth bar, 18-movable pulley mechanism pipe link, 19-leading portion steel rope Connection Block, 20-slide plate frame, the 21-movable pulley, the 22-slide plate, 23-fixed pulley connecting panel, the 24-fixed pulley, the 25-track base, the last guide spiro rod of 26-, guide spiro rod under the 27-, the 28-wire rope grip, the 29-jib.
The specific embodiment
Embodiment is referring to shown in Figure 1, this automatic tight rope system, comprise that being connected QTK sets up the amplitude variation trolley vehicle frame 1 on the tower crane arm fast and be connected tight rope device on the amplitude variation trolley vehicle frame 1, described amplitude variation trolley vehicle frame 1 comprises front-axle beam 1.3, the back rest 1.4, be connected two tie-beams 1.1 between the front-axle beam 1.3 and the back rest 1.4, be positioned at the rear of the back rest 1.4, be connected two pulley pipe links 1.2 at the back rest 1.4 middle parts, and symmetry is connected two H shape supports 1.5 between front-axle beam 1.3 and the back rest 1.4, and the upper end of H shape support 1.5 is hung at QTK by trundle 1.6 slips again and set up fast on the lower boom of jib 29 of tower crane; Jib 29 is carriers of amplitude variation trolley vehicle frame 1, and amplitude variation trolley vehicle frame 1 moves around on the lower boom of jib.Described front-axle beam 1.3, the back rest 1.4, tie-beam 1.1, pulley pipe link 1.2 all can be channel-section steel.Described H shape support 1.5 can be welded by shaped steel, and described shaped steel can be channel-section steel, band steel, round steel pipe.Described track base 25 can be made of welded connection by steel plate.In the present embodiment, amplitude variation trolley vehicle frame 1 is the weldment that is welded by pipe, channel-section steel etc., is the agent structure of amplitude variation trolley, and all parts of whole automatic tight rope system all are assembled together with it, is the agent structure of whole automatic tight rope system.
Described tight rope device comprises click-on mechanism 3, guide rail bracket 2, rack mechanism 4, movable pulley mechanism 5 and fixed pulley mechanism 6, wherein click-on mechanism 3 comprises the claw bearing 10 on the wherein tie-beam 1.1 that is fixedly connected on amplitude variation trolley vehicle frame 1, be connected upper junction plate 11 and lower connecting plate 12 on the claw bearing 10, be through the vertical pipe link 13 in upper junction plate 11 and the lower connecting plate 12, be positioned at the upper junction plate top, be connected the pinch roller 14 of vertical pipe link 13 upper ends, between upper junction plate 11 and lower connecting plate 12, be fixed on the claw 15 on the vertical pipe link 13, and between claw 15 and lower connecting plate 12, be enclosed within the spring 16 on the vertical pipe link 13; The mutual action of click-on mechanism 3 and collision block 7 has been realized separating or meshing of claw 15 and tooth bar 17.
Described guide rail bracket 2 comprises the track base 25 on another root tie-beam 1.1 that is fixedly connected on amplitude variation trolley vehicle frame 1 and is connected the last guide spiro rod 26 on the track base 25, following guide spiro rod 27.The effect of guide rail bracket 2 is for seesawing of tooth bar 17 provides track, and tooth bar 17 can direction according to the rules be moved.Track base 25 is made of welded connection by steel plate, comprise the base plate of captiveing joint with tie-beam, be welded to connect vertical connecting panel at plate upper surface, be welded to connect at the dual-side of vertical connecting panel and the vertical reinforced plate between the base plate, the described guide spiro rod 26 of going up is connected on the vertical connecting panel with following guide spiro rod 27.
Described rack mechanism 4 comprises the tooth bar 17 that is slidingly connected between guide spiro rod 11 and the following guide spiro rod 12, be fixedly connected on the leading portion steel rope Connection Block 19 of tooth bar 17 front ends, and the movable pulley mechanism pipe link 18 that is fixedly connected on tooth bar 17 rear ends, sawtooth on the described tooth bar 17 and the claw 15 in the click-on mechanism 3 are connected; Rack mechanism 4 is used to adjust the locus of the movable pulley mechanism 5 that is connected on the amplitude variation trolley vehicle frame, realizes the degree of tightness operation of steel rope.In the pipe link 18(of the movable pulley mechanism present embodiment in the rack mechanism 4 is screw rod) link to each other with slide plate 20 in the movable pulley mechanism 5, leading portion steel rope Connection Block 19 in the rack mechanism 4 is connected with leading portion steel rope 8, and the tooth bar 17 in the rack mechanism 4 crouches between the last guide spiro rod 26 and following guide spiro rod 27 of guide rail bracket 2; By orthogonal motion between rack mechanism 4 and the click-on mechanism 3, realized the tensioning of steel rope and loosened.
Described movable pulley mechanism 5 is positioned at the rear of rack mechanism 4, comprise pipe link 18 slide plate frame 20 of captiveing joint and the movable pulleys 21 that are connected on the slide plate frame 20 with movable pulley mechanism, described slide plate frame 20 is slidingly connected between two pulley pipe links 1.2 of amplitude variation trolley vehicle frame 1 by slide plate 22; Movable pulley mechanism 5 is mainly used in the guiding and the degree of tightness of steel rope; Slide plate 20 in the movable pulley mechanism 5 is by two piece pulley pipe link 1.2 guiding movements of slide plate frame 22 along amplitude variation trolley vehicle frame 1;
Described fixed pulley mechanism 6 is positioned at the rear of movable pulley mechanism 5, comprises that fixed pulley between two pulley pipe links 1.2 that are fixedly connected on amplitude variation trolley vehicle frame 1 connects grillage 23 and is connected fixed pulley and is connected fixed pulley 24 on the grillage 23.
Adopt a series of gauge member and some bearing pins and axle sleeve etc. to be assembled together between above-mentioned each parts with the amplitude variation trolley vehicle frame.
Described leading portion steel rope 8 is connected on the leading portion steel rope Connection Block 19 in the rack mechanism 4 by wire rope grip 28 and bearing pin 29.Described back segment steel rope 9 passes fixed pulley mechanism 6 earlier, then walk around the movable pulley 21 in the movable pulley mechanism 5, be connected on the fixed pulley connecting panel 23 of fixed pulley mechanism 6 by wire rope grip 28 and bearing pin 29 again then, back segment steel rope 9 is by wearing the version that has constituted one five multiplying power running block around four movable pulleys 21; By a series of movable pulley 21, realized the tensioning of the many multiplying powers of single rope.
The utility model self can realize that the position adjustment does not need extraneous manpower, its working process is: when amplitude variation trolley vehicle frame 1 runs to QTK and sets up the end of tower crane arm fast, trigger click-on mechanism 3 by collision block 7, claw 15 is separated with tooth bar 17 in the rack mechanism 4, continue to press the dolly forwarding button, tractive force by leading portion steel rope 8 drags rack mechanism 4 towards the direction motion of advancing, and the movable pulley mechanism 5 that drives rack mechanism 4 rears moves the tensioning of realization back segment steel rope 9 together.When amplitude variation trolley vehicle frame 1 when reversing sense moves, claw 15 separates with collision block in the click-on mechanism 3, simultaneously with rack mechanism 4 in tooth bar 17 engagements, in this process since with movable pulley mechanism 5 bonded assembly back segment steel ropes 9 are five multiplying powers, so back segment steel rope 9 length of tightening up is five times of rack mechanism 4 range abilities.Slack rope process and tight rope process are inverse process, and occurrence positions is the heel that sets up tower crane jib 29 at QTK fast.
Claims (4)
1. automatic tight rope system, comprise that being connected QTK sets up the amplitude variation trolley vehicle frame (1) on the tower crane fast and be connected tight rope device on the amplitude variation trolley vehicle frame (1), it is characterized in that: described amplitude variation trolley vehicle frame (1) comprises front-axle beam (1.3), the back rest (1.4), be connected two tie-beams (1.1) between the front-axle beam (1.3) and the back rest (1.4), be positioned at the rear of the back rest (1.4), be connected two pulley pipe links (1.2) at the back rest (1.4) middle part, and symmetry is connected two the H shape supports (1.5) between the front-axle beam (1.3) and the back rest (1.4), slides to hang at QTK by trundle (1.6) again and set up fast on the lower boom of jib (29) of tower crane in the upper end of H shape support (1.5);
Described tight rope device comprises click-on mechanism (3), guide rail bracket (2), rack mechanism (4), movable pulley mechanism (5) and fixed pulley mechanism (6), wherein click-on mechanism (3) comprises the claw bearing (10) on the wherein tie-beam (1.1) that is fixedly connected on amplitude variation trolley vehicle frame (1), be connected upper junction plate (11) and lower connecting plate (12) on the claw bearing (10), be through the vertical pipe link (13) in upper junction plate (11) and the lower connecting plate (12), be positioned at the upper junction plate top, be connected the pinch roller (14) of vertical pipe link (13) upper end, be positioned between upper junction plate (11) and the lower connecting plate (12), be fixed on the claw (15) on the vertical pipe link (13), and be positioned between claw (15) and the lower connecting plate (12), be enclosed within the spring (16) on the vertical pipe link (13);
Described guide rail bracket (2) comprises the track base (25) on another root tie-beam (1.1) that is fixedly connected on amplitude variation trolley vehicle frame (1) and is connected the last guide spiro rod (26) on the track base (25), following guide spiro rod (27);
Described rack mechanism (4) comprises the tooth bar (17) that is slidingly connected between guide spiro rod (11) and the following guide spiro rod (12), be fixedly connected on the leading portion steel rope Connection Block (19) of tooth bar (17) front end, and the movable pulley mechanism pipe link (18) that is fixedly connected on tooth bar (17) rear end, the claw (15) in sawtooth on the described tooth bar (17) and the click-on mechanism (3) is connected; Described movable pulley mechanism (5) is positioned at the rear of rack mechanism (4), comprise the slide plate frame (20) of captiveing joint with movable pulley mechanism pipe link (18) and be connected movable pulley (21) on the slide plate frame (20), described slide plate frame (20) is slidingly connected between two pulley pipe links (1.2) of amplitude variation trolley vehicle frame (1) by slide plate (22);
Described fixed pulley mechanism (6) is positioned at the rear of movable pulley mechanism (5), comprises that fixed pulley between the two pulley pipe links (1.2) that are fixedly connected on amplitude variation trolley vehicle frame (1) connects grillage (23) and is connected fixed pulley and is connected fixed pulley (24) on the grillage (23).
2. automatic tight rope according to claim 1 system, it is characterized in that: described front-axle beam (1.3), the back rest (1.4), tie-beam (1.1), pulley pipe link (1.2) are channel-section steel.
3. automatic tight rope according to claim 1 system, it is characterized in that: described H shape support (1.5) is welded by shaped steel, and described shaped steel is channel-section steel, band steel, round steel pipe.
4. automatic tight rope according to claim 1 system, it is characterized in that: described track base (25) is made of welded connection by steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200332140U CN201980892U (en) | 2011-01-31 | 2011-01-31 | Automatic rope tightening system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200332140U CN201980892U (en) | 2011-01-31 | 2011-01-31 | Automatic rope tightening system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201980892U true CN201980892U (en) | 2011-09-21 |
Family
ID=44608356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200332140U Expired - Fee Related CN201980892U (en) | 2011-01-31 | 2011-01-31 | Automatic rope tightening system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201980892U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103641002A (en) * | 2013-12-11 | 2014-03-19 | 徐工集团工程机械股份有限公司 | Assembling device and method of variable-amplitude pulley block |
| CN108946524A (en) * | 2018-09-08 | 2018-12-07 | 江麓机电集团有限公司 | A kind of load-bearing trolley of tower crane traction rope locking device |
-
2011
- 2011-01-31 CN CN2011200332140U patent/CN201980892U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103641002A (en) * | 2013-12-11 | 2014-03-19 | 徐工集团工程机械股份有限公司 | Assembling device and method of variable-amplitude pulley block |
| CN103641002B (en) * | 2013-12-11 | 2015-12-09 | 徐工集团工程机械股份有限公司 | Luffing assembly pulley assembling device and method |
| CN108946524A (en) * | 2018-09-08 | 2018-12-07 | 江麓机电集团有限公司 | A kind of load-bearing trolley of tower crane traction rope locking device |
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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 |
Granted publication date: 20110921 Termination date: 20200131 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |