CN202402042U - Hoisting traction device of oversize full-circle needle beam type hydraulic steel mould trolley - Google Patents
Hoisting traction device of oversize full-circle needle beam type hydraulic steel mould trolley Download PDFInfo
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- CN202402042U CN202402042U CN2011205671979U CN201120567197U CN202402042U CN 202402042 U CN202402042 U CN 202402042U CN 2011205671979 U CN2011205671979 U CN 2011205671979U CN 201120567197 U CN201120567197 U CN 201120567197U CN 202402042 U CN202402042 U CN 202402042U
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- needle beam
- guide pulley
- pulley rack
- end traveling
- traveling wheel
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Abstract
The utility model discloses a hoisting traction device of an oversize full-circle needle beam type hydraulic steel mould trolley, which is suitable for mutual traction and movement of a large-scale needle beam structure and a template structure. The hoisting traction device comprises an upper end traveling pulley, a lower end traveling pulley and four hoisting traction units, wherein the upper end traveling pulley and the lower end traveling pulley are respectively arranged on an upper end traveling mechanism and a lower end traveling mechanism of a beam frame assembly; the four hoisting traction units are respectively arranged on a front left part, a back left part, a front right part and a back right part; steel wire ropes of the hoisting traction units are in traction connection with the upper end traveling pulley and the lower end traveling pulley at corresponding positions at the same time; guide pulley yokes are correspondingly arranged at the upper end, the middle part and the lower end of the end part of the needle beam assembly; and a steel wire rope tensioning mechanism is arranged between a hoister and the guide pulley yoke on the middle part. The hoisting traction device is driven and dragged by four hoisters at the same time, and the traction force is reliable; a guide pulley is arranged on each of the upper part, the middle part and the lower part of the front and back ends of a needle beam, so that the traveling stability is ensured; and the steel wire rope tensioning mechanism is arranged nearby a winding drum, so that the hoisting traction device is particularly suitable for application of the oversize full-circle needle beam type hydraulic steel mould trolley of which the lining section diameter is more than 12 m.
Description
Technical field
The utility model relates to a kind of needle beam formula hydraulic pressure steel form carrier, the elevator draw-gear of the super-huge wholecircle needle beam formula hydraulic pressure steel form carrier of especially a kind of template cross section diameter more than 12m.
Background technology
According to industry tradition construction technology; Wholecircle needle beam formula hydraulic pressure steel form carrier is used for the whole lining cutting of horizontal segment (or the straight tiltedly section) tunnel of medium and small wholecircle shape section more at present, and wholecircle needle beam formula hydraulic pressure steel form carrier mainly is made up of template assembly, needle beam assembly, beam frame assembly, lower tray assembly, walking mechanism, centering body, hoisting mechanism, anti-floating system, hydraulic system, electrical system etc.
The super-huge wholecircle needle beam of tradition wholecircle formula hydraulic pressure steel form carrier elevator draw-gear is general main to be made up of a double drum winch, twin or two single drum winches, traveling wheel frame, guide pulley rack, assembly pulley, guide wheel group five parts.Hoist engine is fixed in the needle beam assembly.The traveling wheel frame is fixed on walking mechanism two ends, needle beam assembly top.Guide pulley rack is fixed on needle beam assembly both upper ends thereof, and guide wheel group is installed on the guide pulley rack, and assembly pulley is installed on guide pulley rack and the traveling wheel frame.Two wire rope are drawn from the lifting drum top respectively, upwards through the leading block guiding, pass traveling wheel, and last wraparound is fixed on the guide pulley rack.Its operating principle is: drive two reels by the cycloidal-pin wheel reducer and do rotation synchronously, needle beam and punching block fulcrum each other advance chassis do relative motion.Before the demoulding, shrink the base oil cylinder, the suspention base; Track drops on the bed die road wheel below the needle beam; Start hoist engine traction needle beam and move forward, put down base after putting in place, oil cylinder withstands on after needle beam carries out demoulding, the demoulding then; Start hoist engine it is moved in the other direction, punching block promptly is pulled and moves forward.
For the especially big wholecircle shape section tunnel of diameter more than 12m, still there is not the design and construction experience that adopts wholecircle needle beam formula hydraulic pressure steel form carrier.
If adopt super-huge wholecircle needle beam hydraulic pressure steel form carrier; Then the physical dimension of chassis needle beam assembly, beam frame assembly and template assembly etc. is huge; And each several part weight is also heavy than traditional wholecircle needle beam hydraulic pressure steel form carrier, and traditional hoisting mechanism traction technique can't satisfy the traction walking requirement of super-huge wholecircle needle beam hydraulic pressure steel form carrier.Because; As far as super-huge wholecircle needle beam hydraulic pressure steel form carrier; The needle beam structure is walked in template, and a complete set of template moves on needle beam, because physical dimension is huge; The stability of tractive force and walking all is the emphasis of considering reliably, must solve the stable operation problem at a slow speed of heavily loaded running gear.
The utility model content
The utility model technical problem to be solved provides a kind of mutual traction of large-scale needle beam structure and formwork structure and mobile super-huge wholecircle needle beam formula hydraulic pressure steel form carrier elevator draw-gear of being suitable for; It can provide reliable tractive force, and guarantees the stability of walking.
The utility model solves the technical scheme that its technical problem adopted: super-huge wholecircle needle beam formula hydraulic pressure steel form carrier elevator draw-gear; Said elevator draw-gear connects needle beam assembly and beam frame assembly; Comprise the upper end traveling wheel on the upper end walking mechanism that is arranged on beam frame assembly; Also comprise the lower end traveling wheel on the lower end walking mechanism that is arranged on beam frame assembly; And the left haulage gear and the right haulage gear that are symmetrically arranged at the chassis longitudinal centre line, left haulage gear and right haulage gear respectively comprise two elevator traction units, two forward and backward symmetric arrangement of elevator traction unit; The wire rope of elevator traction unit draws with the lower end traveling wheel with the upper end traveling wheel of correspondence position simultaneously and is connected, and is correspondingly provided with guide pulley rack and following guide pulley rack in upper end, needle beam assembly end, lower end.
The reel of said elevator traction unit is fixed on the stage casing of needle beam assembly; Be fixed with middle guide pulley rack in needle beam assembly end corresponding to the reel height and position; After the leading block group under guide pulley rack reached wire rope passed through after draw the reel top of hoist engine on the guide pulley rack; Pass the lower end traveling wheel, the leading block group on the guide pulley rack under the wraparound again, upwards through in after the leading block group on the guide pulley rack, last guide pulley rack; Pass the upper end traveling wheel, last wraparound is fixed on the guide pulley rack.
Be provided with the wire rope strainer between said hoist engine and the middle guide pulley rack.
The beneficial effect of the utility model is: drive traction simultaneously by four hoist engines; Tractive force is reliable, is provided with leading block in the upper, middle and lower of the front and back end of needle beam, has guaranteed the stability of walking; And the wire rope strainer is set near reel; Guarantee that wire rope is not job-hoped, disorder cable, further guaranteed the reliability of traction and the stability of walking, be particluarly suitable for using on the super-huge wholecircle needle beam hydraulic pressure steel form carrier of lining cutting cross section diameter greater than 12m.
Description of drawings
Fig. 1 is the front view of the super-huge wholecircle needle beam of the utility model formula hydraulic pressure steel form carrier elevator draw-gear.
Fig. 2 is that the wire rope of Fig. 1 moves towards sketch map.
Fig. 3 is the vertical view of the super-huge wholecircle needle beam of the utility model formula hydraulic pressure steel form carrier elevator draw-gear.
Fig. 4 is that hoisting mechanism is installed on the sketch map behind the needle beam formula chassis among Fig. 1.
Be labeled as 1-elevator traction unit, 2-beam frame assembly, 3-needle beam assembly, 4-wire rope among the figure; The 10-hoist engine, 11-wire rope strainer, guide pulley rack among the 12-, guide pulley rack under the 13-; 14-lower end traveling wheel, the last guide pulley rack of 15-, 16-upper end traveling wheel, 17-leading block group; 18-leading block group, 19-leading block group, 21-upper end walking mechanism, 22-lower end walking mechanism.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
Like Fig. 1, Fig. 2, Fig. 3, shown in Figure 4; The super-huge wholecircle needle beam formula hydraulic pressure steel form carrier elevator draw-gear of the utility model; Said elevator draw-gear connects needle beam assembly 3 and beam frame assembly 2; Comprise the lower end traveling wheel 14 on upper end traveling wheel 16 and the lower end walking mechanism 22 that is arranged on beam frame assembly 3 on the upper end walking mechanism 21 that is arranged on beam frame assembly 2; And the left haulage gear and the right haulage gear that are symmetrically arranged at the chassis longitudinal centre line; Left side haulage gear and right haulage gear respectively comprise two elevator traction units 1; Two elevator traction unit 1 forward and backward symmetric arrangement, the wire rope 4 of elevator traction unit 1 are drawn with lower end traveling wheel 14 with the upper end traveling wheel 16 of correspondence position simultaneously and are connected, and are correspondingly provided with guide pulley rack 14 and following guide pulley rack 13 in upper end, needle beam assembly 3 ends, lower end.Only driven by a twin drum winch or two single-drum hoists in the prior art, driving force is limited, only is provided with leading block on the front and back ends top of needle beam between the traveling wheel that is provided with on the reel of hoist engine and the walking mechanism; Fully loaded transportation condition can't guarantee down the stability of walking; The utility model compared with prior art, four elevator traction units 1 are distributed in the left front, left back, right front, right back of chassis center line, four hoist engines drive traction simultaneously; Tractive force is reliable; Four elevator traction units 1 are symmetrically distributed, and are provided with left and right leading block in the upper, middle and lower of the front and back end of needle beam, have guaranteed the stability of walking.
As shown in Figure 2; Particularly; Wear around mode below wire rope 4 can adopt, the reel 10 of said elevator traction unit 1 is fixed on the stage casing of needle beam assembly 3, is being fixed with the middle guide pulley rack 12 corresponding to reel 10 height and positions in needle beam assembly 3 ends; After the leading block group 17,18 under guide pulley rack 12 reached wire rope 4 passed through after draw the reel top of hoist engine 10 on the guide pulley rack 13; Pass lower end traveling wheel 14, the leading block group 18 on the guide pulley rack 13 under the wraparound again, upwards through in after the leading block group 17,19 on the guide pulley rack 12, last guide pulley rack 15; Pass upper end traveling wheel 16, last wraparound is fixed on the guide pulley rack 15.When needs vertical shift beam frame assembly 2; Needle beam assembly 3 fixed-site, reel left front and right front unit is received rope, and reel left back and right back unit is put rope; When needs vertical shift needle beam assembly 3; Beam frame assembly 2 fixed-site, reel left back and right back unit is received rope, and reel left front and right front unit is put rope.
Those skilled in the art can obtain other different concrete scheme again under the prerequisite that need not carry out creative work on above scheme basis, for example, the permanent position of change wire rope termination increases leading block etc. again at the position of necessity.
Be provided with wire rope strainer 11 between said hoist engine 10 and the middle guide pulley rack 12, guarantee that wire rope 4 is not job-hoped, disorder cable, further guaranteed the reliability of traction and the stability of walking.
Claims (3)
1. super-huge wholecircle needle beam formula hydraulic pressure steel form carrier elevator draw-gear; Said elevator draw-gear connects needle beam assembly (3) and beam frame assembly (2); Comprise the upper end traveling wheel (16) on the upper end walking mechanism (21) that is arranged on beam frame assembly (2); It is characterized in that: also comprise the lower end traveling wheel (14) on the lower end walking mechanism (22) that is arranged on beam frame assembly (3); And the left haulage gear and the right haulage gear that are symmetrically arranged at the chassis longitudinal centre line; Left side haulage gear and right haulage gear respectively comprise two elevator traction units (1); The forward and backward symmetric arrangement of two elevator traction units (1), the wire rope (4) of elevator traction unit (1) are drawn with lower end traveling wheel (14) with the upper end traveling wheel (16) of correspondence position simultaneously and are connected, and are correspondingly provided with guide pulley rack (14) and following guide pulley rack (13) in upper end, needle beam assembly (3) end, lower end.
2. super-huge wholecircle needle beam formula hydraulic pressure steel form carrier elevator draw-gear as claimed in claim 1; It is characterized in that: the reel (10) of said elevator traction unit (1) is fixed on the stage casing of needle beam assembly (3); Be fixed with middle guide pulley rack (12) in needle beam assembly (3) end corresponding to reel (10) height and position; After the leading block group (17,18) under guide pulley rack (12) reached wire rope (4) passed through after draw the reel top of hoist engine (10) on the guide pulley rack (13); Pass lower end traveling wheel (14), the leading block group (18) on the guide pulley rack (13) under the wraparound again, upwards through in after the leading block group (17,19) on the guide pulley rack (12), last guide pulley rack (15); Pass upper end traveling wheel (16), last wraparound is fixed on the guide pulley rack (15).
3. super-huge wholecircle needle beam formula hydraulic pressure steel form carrier elevator draw-gear as claimed in claim 2 is characterized in that: be provided with wire rope strainer (11) between said hoist engine (10) and the middle guide pulley rack (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205671979U CN202402042U (en) | 2011-12-30 | 2011-12-30 | Hoisting traction device of oversize full-circle needle beam type hydraulic steel mould trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205671979U CN202402042U (en) | 2011-12-30 | 2011-12-30 | Hoisting traction device of oversize full-circle needle beam type hydraulic steel mould trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202402042U true CN202402042U (en) | 2012-08-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205671979U Expired - Fee Related CN202402042U (en) | 2011-12-30 | 2011-12-30 | Hoisting traction device of oversize full-circle needle beam type hydraulic steel mould trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202402042U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104018853A (en) * | 2014-06-26 | 2014-09-03 | 湖南五新重型装备有限公司 | Guiding traction device for all-section needle beam trolley and all-section needle beam trolley |
| CN109386509A (en) * | 2018-11-27 | 2019-02-26 | 中国葛洲坝集团第二工程有限公司 | Trolley traveling hydraulic traction system |
-
2011
- 2011-12-30 CN CN2011205671979U patent/CN202402042U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104018853A (en) * | 2014-06-26 | 2014-09-03 | 湖南五新重型装备有限公司 | Guiding traction device for all-section needle beam trolley and all-section needle beam trolley |
| CN104018853B (en) * | 2014-06-26 | 2016-01-20 | 湖南五新隧道智能装备股份有限公司 | A kind of tunneling boring needle beam trolley guiding draw-gear and tunneling boring needle beam trolley |
| CN109386509A (en) * | 2018-11-27 | 2019-02-26 | 中国葛洲坝集团第二工程有限公司 | Trolley traveling hydraulic traction system |
| CN109386509B (en) * | 2018-11-27 | 2020-05-19 | 中国葛洲坝集团第二工程有限公司 | Trolley advancing hydraulic traction system |
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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: 20120829 Termination date: 20141230 |
|
| EXPY | Termination of patent right or utility model |