CN202671058U - Movable portal hoisting device - Google Patents
Movable portal hoisting device Download PDFInfo
- Publication number
- CN202671058U CN202671058U CN 201220326853 CN201220326853U CN202671058U CN 202671058 U CN202671058 U CN 202671058U CN 201220326853 CN201220326853 CN 201220326853 CN 201220326853 U CN201220326853 U CN 201220326853U CN 202671058 U CN202671058 U CN 202671058U
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- pipeline
- ram cylinder
- way ram
- hoisting device
- column
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Abstract
The utility model provides a movable portal hoisting device, comprising a sleeve, a stand post, a beam and a hydraulic device. The lower end of the stand post is sleeved inside the sleeve; a first sleeve is arranged on the top of the stand post; the beam transversely passes through the first sleeve; a second sleeve is further sleeved on the beam; and the second sleeve is connected with a hoisting hook through a guide post. The movable portal hoisting device provided by the utility model has the beneficial effects that the beam can be randomly stretched; a lifting hook can further extend into sealing equipment along the beam for lifting; and the lifting hook can further easily hoist a heavy object outside the equipment, so as to maintain and repair the equipment. The movable portal hoisting device has larger flexibility and operability in a condition that an operation space is narrow. The movable portal hoisting device has the advantages of compact and reasonable structure, small volume and light weight, and can operate by only one person; and the working efficiency can be greatly improved.
Description
Technical field
The utility model belongs to the hoisting device technical field, relates to a kind of travelling gantry hoisting device.
Background technology
The travelling gantry hoisting device is little for the operational space, and hoisting heavy designs under the narrow and enclosed environment in work-yard.In the working environment for the certain operations narrow space, common gantry hoisting device can not be brought into play its effect owing to bulky, and so that can only lean on several workmans and the lower work of finishing hoisting heavy of the common cooperation of simple tool.Use this kind device can realize the crane lifting service that to realize in the past, greatly reduce workman's labour intensity, originally need many people's work only to need now a people just can finish, greatly improved the raising safety of lifting simultaneously, shorten cycle of operations, increase work efficiency.
Yet, can not there be many deficiencies in existing ordinary gantry hoisting crane by free-extension because crossbeam is fixing, horizontal slip can be carried out along guide rail in existing gauntry crane gantry, lifting appliance can be done and carry out perpendicular movement up and down, but crossbeam length can not change, floor area is very large, and mounting condition is had higher requirement, and can't meet the demands in narrow space, provision for sealing and under the special operation condition environment such as complicated mounting condition.
Summary of the invention
The purpose of this utility model provides a kind of travelling gantry hoisting device, and the ordinary gantry crane transverse beam is fixing can not to be moved to overcome, and the problem that can't lift by crane object in narrow space or the provision for sealing.
The technical scheme that the utility model adopts is that a kind of travelling gantry hoisting device comprises sleeve, column, crossbeam and hydraulic efficiency gear; Column lower end is enclosed within the sleeve, and the column top is provided with the first sleeve pipe, and crossbeam crosses the first sleeve pipe, and also overlapping on the crossbeam has the second sleeve pipe, and the second sleeve pipe is connected with lifting hook by guidepost.
Wherein, hydraulic efficiency gear comprises manual pump, the first fuel tank, the second fuel tank, the first two-way ram cylinder and the second two-way ram cylinder; The oil pocket of manual pump is connected by the first pipeline and the first fuel tank, is provided with oil sucting one-way valve on the first pipeline; The oil pocket of manual pump is connected by the lower oil cavitie of second pipe and the second two-way ram cylinder, is provided with the oil extraction check valve near on the second pipe of manual pump, is provided with the first shutoff valve near on the second pipe of the second two-way ram cylinder; The upper oil cavitie of the second two-way ram cylinder is connected by the 3rd pipeline and the second fuel tank, and the 3rd pipeline and the first device for cleaning pipeline are crossed the 4th pipeline and be connected, and is provided with the second shutoff valve on the 3rd pipeline; The lower oil cavitie of the first two-way ram cylinder is connected by the 5th pipeline and second pipe, and the upper oil cavitie of the first two-way ram cylinder is connected by the 6th pipeline and the 3rd pipeline; Be respectively arranged with the 3rd shutoff valve and the 4th shutoff valve on the 5th pipeline and the 6th pipeline.
Wherein, lifting hook is comprised of the neck of hook and the gib head that is fixed on the neck of hook one end, and hook handle sleeve is on guidepost; The first two-way ram cylinder is positioned at neck of hook inside, and the upper and lower surface of the first two-way ram cylinder piston is fixed with respectively the first upper column head and first time column cap, is provided with bearing between the inwall of the first upper column head and first time column cap and the neck of hook.
Wherein, the second two-way ram cylinder is positioned at column inside, and the upper and lower surface of the second two-way ram cylinder piston is fixed with respectively the second upper column head and second time column cap, is provided with bearing between the inwall of the second upper column head and second time column cap and column.
Wherein, be fixed with tooth bar on the crossbeam, the rack and pinion engagement, gear is connected with speed reduction gearing is coaxial, and cover has chain, speed reduction gearing to be fixed on the second sleeve pipe on the sprocket wheel of speed reduction gearing.
Wherein, the disconnected cross section of crossbeam is " worker " font, is provided with rotating shaft on the first sleeve pipe and the second sleeve pipe, and four ends of " worker " cross-beam of character form contact with rotating shaft.
The beneficial effects of the utility model are, crossbeam can free-extension, suspension hook also can stretch into provision for sealing inside along cross beam movement and lift by crane, and suspension hook can also be easy to weight to be lifted to device external, equipment is carried out maintenance and repair, can make like this this device under the narrow and small environment in operational space, have larger flexibility ratio and operability, this apparatus structure is compact, rationally, volume is little, lightweight, only need a people just can operate, work efficiency can increase substantially.
Description of drawings
Fig. 1 is the structural representation of the utility model travelling gantry hoisting device;
Fig. 2 is the hydraulic efficiency gear principle schematic of the utility model gantry hoisting device;
Fig. 3 is the structural representation of the utility model gantry hoisting device crossbeam transverse shifting.
Among the figure, 1. sleeve, 2. column, 3. crossbeam, 4. the first sleeve pipe, 5. the second sleeve pipe, 6. lifting hook, the 6-1. neck of hook, 6-2. gib head, 7. manual pump, 8. the first fuel tank, 9. the second fuel tank, 10. the first two-way ram cylinder, 10-1. the first upper column head, first time column cap of 10-2., 11. the second two-way ram cylinder, 11-1. the second upper column head, second time column cap of 11-2., 12-1. the first pipeline, 12-2. second pipe, 12-3. the 3rd pipeline, 12-4. the 4th pipeline, 12-5. the 5th pipeline, 12-6. the 6th pipeline, 13. oil sucting one-way valve, 14. oil extraction check valves, 15-1. the first shutoff valve, 15-2. the second shutoff valve, 15-3. the 3rd shutoff valve, 15-4. the 4th shutoff valve, 16. guidepost, 17. chains, 18. speed reduction gearings, 19. gear, 20. tooth bars, 21. rotating shafts, 22. base plate, 23. rollers, 24. catch gears.
The specific embodiment
As shown in Figure 1, the utility model provides a kind of travelling gantry hoisting device, comprises sleeve 1, column 2, crossbeam 3 and hydraulic efficiency gear; Column 2 lower ends are enclosed within the sleeve 1, column 2 tops are provided with the first sleeve pipe 4, crossbeam 3 crosses the first sleeve pipe 4, also overlap on the crossbeam 3 the second sleeve pipe 5 is arranged, the second sleeve pipe 5 is connected with lifting hook 6 by guidepost 16, lifting hook 6 is comprised of neck of hook 6-1 and the gib head 6-2 that is fixed on neck of hook 6-1 one end, and neck of hook 6-1 is enclosed within on the guidepost 16; Column 2 is fixed on the base plate 22, and base plate 22 bottoms are provided with a plurality of rollers 23.
As shown in Figure 2, hydraulic efficiency gear comprises manual pump 7, the first fuel tank 8, the second fuel tank 9, the first two-way ram cylinder 10 and the second two-way ram cylinder 11; The oil pocket of manual pump 7 is connected by the first pipeline 12-1 and the first fuel tank 8, is provided with oil sucting one-way valve 13 on the first pipeline 12-1; The oil pocket of manual pump 7 is connected by the lower oil cavitie of second pipe 12-2 and the second two-way ram cylinder 11, be provided with oil extraction check valve 14 near on the second pipe 12-2 of manual pump 7, be provided with the first shutoff valve 15-1 near on the second pipe 12-2 of the second two-way ram cylinder 11; The upper oil cavitie of the second two-way ram cylinder 11 is connected by the 3rd pipeline 12-3 and the second fuel tank 9, and the 3rd pipeline 12-3 and the first pipeline 12-1 are connected by the 4th pipeline 12-4, is provided with the second shutoff valve 15-2 on the 3rd pipeline 12-3; The lower oil cavitie of the first two-way ram cylinder 10 is connected by the 5th pipeline 12-5 and second pipe 12-2, and the upper oil cavitie of the first two-way ram cylinder 10 is connected by the 6th pipeline 12-6 and the 3rd pipeline 12-3; Be respectively arranged with the 3rd shutoff valve 15-3 and the 4th shutoff valve 15-4 on the 5th pipeline 12-5 and the 6th pipeline 12-6.It is inner that the first two-way ram cylinder 10 is positioned at neck of hook 6-1, the upper and lower surface of the first two-way ram cylinder 10 pistons is fixed with respectively the first upper column head 10-1 and first time column cap 10-2, the first upper column head 10-1 and first time column cap 10-2 are provided with bearing respectively and between the inwall of neck of hook 6-1, and neck of hook 6-1 can carry out 360 degree rotations around the first upper column head 10-1 and first time column cap 10-2.The second two-way ram cylinder 11 is positioned at column 2 inside, the upper and lower surface of the second two-way ram cylinder 11 pistons is fixed with respectively the second upper column head 11-1 and second time column cap 11-2, be provided with bearing between the inwall of the second upper column head 11-1 and second time column cap 11-2 and column 2, column 2 can carry out 360 degree rotations around the second upper column head 11-1 and second time column cap 11-2.
As shown in Figure 3, be fixed with tooth bar 20 on the crossbeam 3, tooth bar 20 and gear 19 engagements, gear 19 and 18 coaxial connections of speed reduction gearing, cover has chain 17, speed reduction gearing 18 to be fixed on the second sleeve pipe 5 on the sprocket wheel of speed reduction gearing 18.The disconnected cross section of crossbeam 3 is " worker " font, is provided with rotating shaft 21 on the first sleeve pipe 4 and the second sleeve pipe 5, and four ends of " worker " cross-beam of character form 3 contact with rotating shaft 21.
Principle of work of the present utility model is, according to actual working conditions the utility model travelling gantry hoisting device is moved to correct position by roller 23, at first, by catch gear 24 lifting hook 6 and column 2 are locked together, driving speed reduction gearing 18 by pulling chain 17 rotates, speed reduction gearing 18 driven gears 19 rotate, gear 19 and tooth bar 20 engagements, tooth bar 20 drives crossbeam 3 traveling priorities, in crossbeam 3 moving process, the rotating shaft 21 that contacts with crossbeam 3 is and then rotated, guarantee crossbeam 3 along the steady traveling priority of horizontal direction, avoid up and down play.When crossbeam 3 moves to designated length, the supporter that provides with the external world overlaps again.Then, untie catch gear, utilize hydraulic efficiency gear to adjust the upper-lower position of column 2, thereby adjust the upper-lower position of cross bar 3, its concrete control step is: in the situation that close the 3rd shutoff valve 15-3 and the 4th shutoff valve 15-4, open the first shutoff valve 15-1 and the second shutoff valve 15-2, if to the piston that presses down manual pump 7, oil extraction check valve 14 is logical, oil sucting one-way valve 13 is obstructed, oil in manual pump 7 oil pockets enters the lower oil cavitie of the second two-way ram cylinder 11 by second pipe 12-2, and the oil of the second two-way ram cylinder 11 upper oil cavities flows in the second fuel tank 9 and the first fuel tank 8 by the 3rd pipeline 12-3 and the 4th pipeline 12-4, the piston upward movement of the second two-way ram cylinder 11 drives column 2 upward movements by the second upper column head 11-1 and second time column cap 11-2; If upwards draw the piston of manual pump 7, open oil sucting one-way valve 13 and oil extraction check valve 14, the oil of the second two-way ram cylinder 11 lower oil cavities enters in the oil pocket that draws manual pump 7 by second pipe 12-2, unnecessary oil can flow into the first fuel tank 8 by the first pipeline 12-1, and the oil in the second fuel tank 9 and the first fuel tank 8 flows into the second two-way ram cylinder 11 upper oil cavities by the 4th pipeline 12-4 and the 3rd pipeline 12-3, so that the piston of the second two-way ram cylinder 11 moves downward, drive column 2 by the second upper column head 11-1 and second time column cap 11-2 and move downward.Behind the up and down location positioning of cross bar 3, the recycling hydraulic efficiency gear is determined the upper-lower position of lifting hook 6, concrete operation step is: in the situation that close the first shutoff valve 15-1 and the second shutoff valve 15-2, open the 3rd shutoff valve 15-3 and the 4th shutoff valve 15-4, if promote the piston of manual pump 7 downwards, oil extraction check valve 14 is logical, oil sucting one-way valve 13 is obstructed, oil in the oil pocket of manual pump 7 enters the lower oil cavitie of the first two-way ram cylinder 10 by second pipe 12-2 and the 5th pipeline 12-5, and the oil of the first two-way ram cylinder 10 upper oil cavities flows in the second fuel tank 9 and the first fuel tank 8 by the 6th pipeline 12-6 and the 4th pipeline 12-4, the piston upward movement of the first two-way ram cylinder 10 just drives lifting hook 6 upward movements by the first upper column head 10-1 and first time column cap 10-2; If upwards draw the piston of manual pump 7, open oil sucting one-way valve 13 and oil extraction check valve 14, the oil of the first two-way ram cylinder 10 lower oil cavities enters in the oil pocket that draws manual pump 7 by the 5th pipeline 12-5 and second pipe 12-2, unnecessary oil can flow into the first fuel tank 8 by the first pipeline 12-1, and the oil in the second fuel tank 9 and the first fuel tank 8 flows into the first two-way ram cylinder 10 upper oil cavities by the 4th pipeline 12-4 and the 6th pipeline 12-6, the piston of the first two-way ram cylinder 10 moves downward, and just drives lifting hook 6 by the first upper column head 10-1 and first time column cap 10-2 and moves downward.After the upper-lower position of lifting hook 6 is determined, again the level attitude of lifting hook 6 is determined, its concrete steps are: pulling chain 17 drives speed reduction gearing 18 and rotates, speed reduction gearing 18 driven gears 19 rotate, gear 19 and tooth bar 20 engagements, tooth bar 20 is motionless, and gear 19 is along tooth bar 20 traveling priorities, gear 19 is just driving speed reduction gearing 18, the second sleeve pipe 5, guidepost 16 and lifting hook 6 along cross bar 3 traveling priorities, to determine the level attitude of lifting hook 6 on crossbeam 3.
Claims (6)
1. a travelling gantry hoisting device is characterized in that: comprise sleeve (1), column (2), crossbeam (3) and hydraulic efficiency gear; Column (2) lower end is enclosed within the sleeve (1), column (2) top is provided with the first sleeve pipe (4), crossbeam (3) crosses the first sleeve pipe (4), and also overlapping on the crossbeam (3) has the second sleeve pipe (5), and the second sleeve pipe (5) is connected with lifting hook (6) by guidepost (16).
2. travelling gantry hoisting device according to claim 1, it is characterized in that: described hydraulic efficiency gear comprises manual pump (7), the first fuel tank (8), the second fuel tank (9), the first two-way ram cylinder (10) and the second two-way ram cylinder (11); The oil pocket of manual pump (7) is connected by the first pipeline (12-1) and the first fuel tank (8), is provided with oil sucting one-way valve (13) on the first pipeline (12-1); The oil pocket of manual pump (7) is connected by the lower oil cavitie of second pipe (12-2) with the second two-way ram cylinder (11), be provided with oil extraction check valve (14) near on the second pipe (12-2) of manual pump (7), be provided with the first shutoff valve (15-1) near on the second pipe (12-2) of the second two-way ram cylinder (11); The upper oil cavitie of the second two-way ram cylinder (11) is connected by the 3rd pipeline (12-3) and the second fuel tank (9), the 3rd pipeline (12-3) is connected by the 4th pipeline (12-4) with the first pipeline (12-1), is provided with the second shutoff valve (15-2) on the 3rd pipeline (12-3); The lower oil cavitie of the first two-way ram cylinder (10) is connected by the 5th pipeline (12-5) and second pipe (12-2), and the upper oil cavitie of the first two-way ram cylinder (10) is connected by the 6th pipeline (12-6) and the 3rd pipeline (12-3); Be respectively arranged with the 3rd shutoff valve (15-3) and the 4th shutoff valve (15-4) on the 5th pipeline (12-5) and the 6th pipeline (12-6).
3. travelling gantry hoisting device according to claim 2 is characterized in that: described lifting hook (6) is comprised of the neck of hook (6-1) and the gib head (6-2) that is fixed on the neck of hook (6-1) end, and the neck of hook (6-1) is enclosed within on the guidepost (16); The first two-way ram cylinder (10) is positioned at the neck of hook (6-1) inside, the upper and lower surface of the first two-way ram cylinder (10) piston is fixed with respectively the first upper column head (10-1) and first time column cap (10-2), is provided with bearing between the inwall of the first upper column head (10-1) and first time column cap (10-2) and the neck of hook (6-1).
4. travelling gantry hoisting device according to claim 2, it is characterized in that: described the second two-way ram cylinder (11) is positioned at column (2) inside, the upper and lower surface of the second two-way ram cylinder (11) piston is fixed with respectively the second upper column head (11-1) and second time column cap (11-2), is provided with bearing between the inwall of the second upper column head (11-1) and second time column cap (11-2) and column (2).
5. travelling gantry hoisting device according to claim 1, it is characterized in that: be fixed with tooth bar (20) on the described crossbeam (3), tooth bar (20) and gear (19) engagement, gear (19) and coaxial connection of speed reduction gearing (18), cover has chain (17) on the sprocket wheel of speed reduction gearing (18), and speed reduction gearing (18) is fixed on the second sleeve pipe (5).
6. travelling gantry hoisting device according to claim 5, it is characterized in that: the disconnected cross section of described crossbeam (3) is " worker " font, be provided with rotating shaft (21) on the first sleeve pipe (4) and the second sleeve pipe (5), four ends of " worker " cross-beam of character form (3) contact with rotating shaft (21).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220326853 CN202671058U (en) | 2012-07-06 | 2012-07-06 | Movable portal hoisting device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220326853 CN202671058U (en) | 2012-07-06 | 2012-07-06 | Movable portal hoisting device |
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CN202671058U true CN202671058U (en) | 2013-01-16 |
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CN 201220326853 Expired - Fee Related CN202671058U (en) | 2012-07-06 | 2012-07-06 | Movable portal hoisting device |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104512815A (en) * | 2014-11-26 | 2015-04-15 | 国家电网公司 | 220 KV power transmission line cat-head type tower double crane lifting device |
TWI495610B (en) * | 2013-02-08 | 2015-08-11 | China Steel Corp | Manual labor force hanging machine |
CN105819347A (en) * | 2016-05-25 | 2016-08-03 | 国网河南省电力公司济源供电公司 | Two-dimensional adjustment hydraulic type moving van |
CN110697588A (en) * | 2019-10-21 | 2020-01-17 | 郑州铁路职业技术学院 | Multifunctional railway transport vehicle |
CN110980514A (en) * | 2019-12-04 | 2020-04-10 | 浦江培咯电子科技有限公司 | Movable crane truck with gantry structure |
CN114389038A (en) * | 2022-03-25 | 2022-04-22 | 亚太卫星宽带通信(深圳)有限公司 | Multi-spot beam satellite antenna angle adjusting system |
-
2012
- 2012-07-06 CN CN 201220326853 patent/CN202671058U/en not_active Expired - Fee Related
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI495610B (en) * | 2013-02-08 | 2015-08-11 | China Steel Corp | Manual labor force hanging machine |
CN104512815A (en) * | 2014-11-26 | 2015-04-15 | 国家电网公司 | 220 KV power transmission line cat-head type tower double crane lifting device |
CN105819347A (en) * | 2016-05-25 | 2016-08-03 | 国网河南省电力公司济源供电公司 | Two-dimensional adjustment hydraulic type moving van |
CN110697588A (en) * | 2019-10-21 | 2020-01-17 | 郑州铁路职业技术学院 | Multifunctional railway transport vehicle |
CN110697588B (en) * | 2019-10-21 | 2021-01-26 | 郑州铁路职业技术学院 | Multifunctional railway transport vehicle |
CN110980514A (en) * | 2019-12-04 | 2020-04-10 | 浦江培咯电子科技有限公司 | Movable crane truck with gantry structure |
CN114389038A (en) * | 2022-03-25 | 2022-04-22 | 亚太卫星宽带通信(深圳)有限公司 | Multi-spot beam satellite antenna angle adjusting system |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130116 Termination date: 20130706 |