CN102502437B - Large-size twisted ramp logistics transportation system and transportation method - Google Patents
Large-size twisted ramp logistics transportation system and transportation method Download PDFInfo
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- CN102502437B CN102502437B CN2011104510207A CN201110451020A CN102502437B CN 102502437 B CN102502437 B CN 102502437B CN 2011104510207 A CN2011104510207 A CN 2011104510207A CN 201110451020 A CN201110451020 A CN 201110451020A CN 102502437 B CN102502437 B CN 102502437B
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Abstract
The invention discloses a large-size twisted ramp logistics transportation system and a transportation method. An inclined straight line transportation line is adopted for avoiding the great increase of construction cost caused by extension line construction of roads or tunnels, avoiding large-area land acquisition and large-area breakage of initial form and topographic feature, and shortening the construction period and construction cost; the logistics transportation system has a short construction and assembly period, thereby saving the construction period; besides, the logistics transportation system is safer and more reliable to operate; the adaptation range of the gradient is 0-90 degrees on theory, and the deadweight is as high as 65 t, which can entirely satisfies the logistics transportation demand on the common condition, so that the large-size twisted ramp logistics transportation system disclosed by the invention has a wide application range and an extensive generalization value.
Description
Technical field
The present invention relates to the fields such as industry, civil engineering, communications and transportation, specifically, relate to logistics transportation system and the transportation resources in the large-scale strand ramp in a kind of mountain region deep valley, ruthless area or environmental protection area.
Background technology
Generally, at the mountain region deep valley, the area that environment is severe, or the area that has the naturally protection to require, realize that the lowest point or half way up the mountain are to the logistics between mountain top, general run of thins is to build road by show line, use conventional car pool's transportation logistics, if physical geographic environment is more severe, even also needing show line to repair the roads to add to excavate the mode of building tunnel just meets, but it is long that this traditional logistlcs technology generally has the engineering time, construction cost is high, expropriation of land is removed large, destruction to the physiographic form landforms is large, be unfavorable for energy-saving and emission-reduction and conservation of natural environment, and due to show line or tunnel etc. in geographical environment bad, traditional automobile moves for a long time on the show line highway of staying, on safety, also can not be guaranteed.
Summary of the invention
The present invention has overcome the shortcoming in present technology; a kind of large-scale strand ramp logistics transportation system and transportation resources are provided; adopt oblique straight line transportation logistics mode; build the strand ramp; not only can effectively solve the construction logistics demand; and have that the construction period is short, expropriation of land removal scope is little, the physiographic form landforms are destroyed to little, strengthening energy-saving and emission-reduction and conservation of natural environment, adapt to the characteristics such as angle is wide, also can be fully guaranteed on safety.
In order to solve the problems of the technologies described above, the technical solution adopted in the present invention is as follows: a kind of large-scale strand ramp logistics transportation system, be included in the reinforced concrete cushion cap foundation arranged at the bottom of Po Ding and slope, be provided with strand ramp dynamic brake loop system and strand ramp traction drg safety assurance system at the bottom of top, slope reinforced concrete cushion cap foundation and slope between reinforced concrete cushion cap foundation; Be provided with track foundation oblique on domatic, the load-carrying chassis is set on track foundation; Upper/lower terminal at track foundation is provided with load-carrying chassis automatic spacing device; Be respectively arranged with strand ramp upper terminal and strand ramp lower terminal at the bottom of Po Ding and slope, be provided with load table driver movable contact and touch button on strand ramp upper terminal and strand ramp lower terminal; Be provided with control center at Po Ding, described strand ramp dynamic brake loop system, strand ramp traction drg safety assurance system, load-carrying chassis automatic spacing device touch button with load table driver movable contact and are connected with control center by communication cable respectively.
Described strand ramp dynamic brake loop system comprises the winch, the running block that turns to fixed pulley, load-carrying chassis front end midway location that connect successively by steel rope, turns to fixed pulley and winch anchor pier.
Described strand ramp traction drg safety assurance system comprises the traction drg anchoring pier that connects successively by steel rope, turns to fixed pulley, the running block in the load-carrying chassis front end outside, turn to fixed pulley, traction drg, turn to anchor pier at the bottom of the running block of deflection sheave at the bottom of fixed pulley, slope, load-carrying chassis rear end and slope.
The bottom of described load-carrying chassis is provided with four pairs of track traveling assembly pulleys, and every pair of track traveling assembly pulley forms by two wheels; Running block before front end is provided with strand ramp dynamic brake loop system chassis running block and load-carrying chassis traction drg, running block after rear end is provided with load-carrying chassis traction drg.
The present invention also provides a kind of large-scale strand ramp logistics transportation method, comprises the steps:
The first step, build strand ramp basic system: build respectively large-scale gravity type boat davit reinforced concrete cushion cap foundation, strand ramp upper terminal and strand ramp lower terminal at the bottom of Po Ding and slope, oblique, build the track foundation moved up and down for the load-carrying chassis on domatic;
Second step, structure strand ramp dynamic brake loop system and strand ramp traction drg safety assurance system: the model of each member of traction drg safety assurance system is identical with the model of dynamic brake loop system, and selecting rupture pull force is the steel rope of the 6x36WS+IWR of rated load more than 5 times; Winch is Redundancy Design, dynamic carrying capacity 50% of the load that is above standard, actual static bearing capacity 60% of the load that is above standard; The traction drg comprises the hydraulic drum brake that is arranged on the electrical motor side, statical moment 1.5 times or more of its lock torque for calculating by rated load; The traction drg also comprises the hydraulic brake that is arranged on the cylinder side, and its lock torque is 1.2 times of rated load;
The uplink and downlink of the 3rd step, load-carrying chassis are controlled: in strand ramp dynamic brake loop system start-up course, detect in real time the downward sliding velocity of load-carrying chassis by the speed sensor arranged on fixed pulley turning to of the Po Ding rightmost side, and send speed signal to control center, control center is judged speed signal, when speed signal surpasses command speed, control center starts traction drg safety assurance system immediately, and the braking of load-carrying chassis is lived; When the load-carrying chassis runs to approaching strand ramp upper terminal or lower terminal, load-carrying chassis automatic spacing device is sensed the group wheel of load-carrying chassis, send induced signal to control center simultaneously, control center makes the frequency-variable controller of winch reduce frequency of operation immediately, speed is lowered gradually, and the hydraulic brake on cylinder side is braked simultaneously; After control system detects the startup of Multifunction position limiting device, the electrical motor auto-breaking of winch, hydraulic drum brake is stopped tightly simultaneously, enters slow retrosequence, and the load-carrying chassis stops in fixed position.
Compared with prior art, the invention has the beneficial effects as follows: by adopting oblique straight line haulway, having avoided building by show line laid down cost road or tunnel caused significantly increases, and avoids large tracts of land expropriation of land and extensive damage initial form landforms, shortening construction duration and construction cost; Build with built-up time shortly, can save the duration; And move more safe and reliable; Gradient applicable area in theory can reach 0～90 degree, and load carrying ability can reach 65t, under regular situation, can meet the logistics transportation demand comprehensively, adapts to widely, has promotional value widely.
The accompanying drawing explanation
Examples of the present invention will be described by way of reference to the accompanying drawings, wherein:
Fig. 1 is System Construction schematic diagram of the present invention;
Fig. 2 is the lateral plan of load-carrying chassis;
Fig. 3 is the back view of load-carrying chassis;
Fig. 4 is the upward view of load-carrying chassis;
Fig. 5 is the birds-eye view of load-carrying chassis.
The specific embodiment
A kind of large-scale strand ramp logistics transportation system, as shown in Figure 1, comprise: at the bottom of slope, deflection sheave 1, at the bottom of slope, anchor pier 2, holder rope sheave 3, steel rope 4, speed sensor 5, (first turns to fixed pulley 61 to turn to fixed pulley, second turns to fixed pulley 62, the 3rd turns to fixed pulley 63, the 4th turns to fixed pulley 64, the 5th turns to fixed pulley 65), control center 7, traction drg 8, traction drg anchoring pier 9, winch anchor pier 10, load-carrying chassis 11, winch 12, strand ramp upper terminal 13, strand ramp lower terminal 14, strand ramp track foundation 15, load-carrying chassis automatic spacing device 16, load table driver's movable contact touches button 17 and reinforced concrete cushion cap foundation 18 etc., wherein:
On the top, slope, large-scale gravity type boat davit reinforced concrete cushion cap foundation 19 is set, pre-buried built-in fitting in the concrete of large-scale gravity type boat davit reinforced concrete cushion cap foundation 19 is built, winch 12, winch anchor pier 10, traction drg 8 and traction drg anchoring pier 9 are arranged on large-scale gravity type boat davit reinforced concrete cushion cap foundation 19 by built-in fitting; Be provided with reinforced concrete cushion cap foundation 18 at the bottom of slope, pre-buried built-in fitting in the concrete of reinforced concrete cushion cap foundation 18 is built, at the bottom of slope at the bottom of deflection sheave 1 and slope anchor pier 2 by built-in fitting, be arranged on reinforced concrete cushion cap foundation 18; Flat surface crossover location setting at slope and large-scale gravity type boat davit reinforced concrete cushion cap foundation 19 turns to fixed pulley (first turns to fixed pulley 61, second to turn to fixed pulley 62, the 3rd to turn to fixed pulley 63, the 4th to turn to fixed pulley 64, the 5th to turn to fixed pulley 65); Be respectively arranged with strand ramp upper terminal 13 and strand ramp lower terminal 14 for upper and lower load-carrying chassis 11 at the bottom of Po Ding and slope; Build the track foundation 15 moved up and down for the load-carrying chassis oblique on domatic, load-carrying chassis 11 is set on track foundation 15.
Cause safety misadventure for avoiding load-carrying chassis 11 operation to exceed the track two ends, at the upper/lower terminal of track foundation 15, be provided with load-carrying chassis automatic spacing device 16, load-carrying chassis automatic spacing device 16 by communication cable be arranged on slope Ding De control center 7 and be connected; Be provided with load table driver movable contact and touch button 17 on strand ramp upper terminal 13 and strand ramp lower terminal 14, load table driver's movable contact touches button 17 and is connected with control center 7 by communication cable.
By steel rope 4, successively winch 12, second is turned to the running block (twisting ramp dynamic brake loop system chassis running block 22), first of fixed pulley 62, load-carrying chassis 11 front end midways location to turn to fixed pulley 61 to be connected with winch anchor pier 10, form strand ramp dynamic brake loop system, play and draw under normal circumstances and brake the effect that load-carrying chassis 11 back and forth moves between upper lower terminal.
At the bottom of successively traction drg anchoring pier the 9, the 3rd being turned to the running block (be load-carrying chassis traction drg before running block 23), the 4th in fixed pulley 63, the load-carrying chassis 11 front ends outsides to turn to fixed pulley 64, traction drg 8, the 5th to turn to the running block (be load-carrying chassis traction drg after running block 21) of deflection sheave 1 at the bottom of fixed pulley 65, slope, load-carrying chassis rear end and slope by steel rope 4, anchor pier 2 is connected, and formation is twisted ramp traction drg safety assurance system (being similar to mountaineer's recycling-guard rope device).Be provided with speed sensor 5 turning on fixed pulley 6 of the Po Ding rightmost side, speed sensor 5 is connected with control center 7 by communication cable.
Control center 7 can be arranged on the independent driver's cab that visual field condition is good, also can be set together with automatically controlled machine room.Control center 7 carries out startup and the rotating of winch by button, by the aircraft-type configuration spanner, to the haulage speed of winch, carry out stepless regulated; Control center 7 also carries out numerical-control automatic control to traction drg 8, and the traction brake structural is simple, by control system, is automatically handled, without manual intervention.
The tug rim 3 avoid steel rope 4 to be in operation touching ground is set between track foundation 15, interval 10m/.
The structure of load-carrying chassis 11 is as shown in Fig. 2 to Fig. 5, comprise track traveling assembly pulley 19, load table frame 20, running block 21 after load-carrying chassis traction drg, strand ramp dynamic brake loop system chassis running block 22, running block 23 before load-carrying chassis traction drg, load-carrying chassis carrying steel platform 24 etc., it adopts the box stereoeffect, four pairs of track traveling assembly pulleys 19 that arrange by bottom contact with track foundation 15, every pair of track traveling assembly pulley 19 forms by two wheels, wheels upwards have the rotation space of 2 degree at wheel shaft, can be adjusted among a small circle, automatically to adapt to the situation of orbit plane injustice, the downside wheels are suitably lowered, under the car rear side is oblique, make whole flatcar center of gravity in operational process moderate, more tend towards stability.By running block 23 before strand ramp dynamic brake loop system chassis running block 22 and load-carrying chassis traction drg is set at load-carrying chassis 11 front ends, running block 21 after rear end arranges load-carrying chassis traction drg, it has all reduced half to the requirement of traction drg 8 and winch 12 from load-carrying, whole motion process is more steady, although hoisting speed reduces by half, but the winch pulling force reduces by half, between load-carrying chassis 11 and winch 12, by two door guide rollers (twisting ramp dynamic brake loop system chassis running block 22), connect, make the distribution of pulling force not concentrate, be conducive to keep the stability of platform truck.
Increase a set of rope winding jib on winch, in winch the place ahead, 20 meters increase a steel rope holder rope sheave 3, the ordered arrangement of steel rope so on the one hand, do not produce the phase mutual friction, thereby extended the service life of steel rope, on the other hand, the use of holder rope sheave, make tractive force all the time in the mid-plane of track, can not allow the load-carrying chassis produce the component of side direction.
Winch draw axle one side, be provided with the Multifunction position limiting device, upper limit and lower limit are provided, when control system detects limit switch, start, start to enter slow retrosequence.
In the rotating shaft of traction drg, overspeed switch is installed, after overspeed condition, overspeed switch output signal being detected, control system starts slowly to brake the traction drg.Also be provided with the Multifunction position limiting device on the traction drg, when surpassing the position of setting, limiting device is realized emergency braking, as the final redemption means to the control system operation irregularity.
A kind of large-scale strand ramp logistics transportation method, comprise the steps:
The first step, build strand ramp basic system:
Build respectively large-scale gravity type boat davit reinforced concrete cushion cap foundation, strand ramp upper terminal and strand ramp lower terminal at the bottom of Po Ding and slope; Build the track foundation moved up and down for the load-carrying chassis oblique on domatic.
Relatively good for foundation, the more place of building stones adopts 1.5 * 1.5m concrete pier (height is adjusted according to the landform absolute altitude) and mortar flag stone basis mix and match mode, every 5m, 1.5 * 1.5m concrete pier is set, harbour adopts Reinforced Concrete Retaining Walls, winch, upper anchor pier, traction drg basis instrument is on a reinforced concrete foundation, basis adopts the gravity type boat davit design, upper fixed pulley adopts the ferro-concrete form, lower traction brake system adopts the reinforced concrete foundation form, what anchorage style employing pre-embedded steel slab and pre-buried diameter were 20mm is anchor rod anchored.
Better for foundation bearing capacity, but the building stones shortage, or execution conditions are arduous, according to cost keeping, adopt the more economical place of concrete foundation to adopt the wide C20 concrete continuous footing of 1.5m.Basis adopts plank frame, first that basis is closely knit with 25t roller layered rolling, more basic ramp is excavated into to the step of 2m, builds the reinforced concrete foundation of 50cm, then the 1.5m strip concrete foundation is set on basis.
Second step, structure strand ramp dynamic brake loop system and strand ramp traction drg safety assurance system:
The model of each member of traction drg safety assurance system is identical with the model of dynamic brake loop system.The selection of steel rope needs prudent, select the steel rope (gulp down-Xi Lu of Wa Lin steel rope) of 6x36WS+IWR, and its rupture pull force need be more than 5 times of rated load, and wear resisting property and service life all well a lot of than the general steel rope of 6x37.
Winch is Redundancy Design, dynamic carrying capacity 50% of the load that is above standard, actual static bearing capacity 60% of the load that is above standard; The traction drg comprises the hydraulic drum brake that is arranged on the electrical motor side, statical moment 1.5 times or more of its lock torque for calculating by rated load, and guaranteeing still can provide specified braking force in the situation that hydraulic brake lost efficacy.The traction drg also comprises the hydraulic brake that is arranged on the cylinder side, and its lock torque is 1.2 times of rated load, to guarantee when working alone, also can meet the deceleration and stopping performance requirement fully.Hydraulic brake can play the safety guard-safeguard effect, can also prevent the single point failure of hydraulic drum brake.All drgs are all the fail safe drgs, when power down or fault in braking mode.
The brake system of winch is controlled by a set of independently control system, and backup battery is arranged, even during extraneous power supply et out of order, also can guarantee stopping-down slowly.
Control center arranges watch-dog, and the mode of operation of electrical motor is monitored, prevents the generation of electromotor overload situation, automatic alarm when overload occurring.
The uplink and downlink of the 3rd step, load-carrying chassis are controlled:
Load onto the transport trolley of goods to be carried by connecing the road that draws main thoroughfare, through the strand ramp, upper terminal is opened on upper load-carrying chassis, strand ramp dynamic brake loop system starts, by the load-carrying chassis, transport trolley is arrived to strand ramp lower terminal along rail transport, the dynamic brake loop system stops, and transport trolley is outputed the load-carrying chassis; After goods transport is unloaded goods to assigned address, load onto the goods and materials goods that needs transportation, transport trolley is opened on upper load-carrying chassis by strand ramp lower terminal, strand ramp dynamic brake loop system starts, by the load-carrying chassis, transport trolley is arrived to strand ramp upper terminal along rail transport, the dynamic brake loop system stops, and transport trolley is outputed the load-carrying chassis, completes the circulation of a logistics transportation.
In strand ramp dynamic brake loop system start-up course, speed sensor detects the downward sliding velocity of load-carrying chassis in real time, and send speed signal to control center, control center is judged speed signal, when speed signal surpasses command speed, control center starts traction drg safety assurance system immediately, and the braking of load-carrying chassis is lived.
When the device system of stopping the 1+2 trolley track automatic spacing that the communication started when traction drg safety assurance system, the communication that the dynamic brake loop system stops and load-carrying chassis automatic spacing device form all is out of order, also can touch button by operation load table driver movable contact and realize the braking of dynamic brake loop system auto-breaking, avoid the operation of load-carrying chassis to surpass the upper and lower side track and cause safety problem outward.
When the load-carrying chassis runs to approaching strand ramp upper terminal or lower terminal, load-carrying chassis automatic spacing device is sensed the group wheel of load-carrying chassis, send induced signal to control center simultaneously, control center makes the frequency-variable controller of winch reduce frequency of operation immediately, speed is lowered gradually, and the hydraulic brake on cylinder side is braked simultaneously; After control system detects the startup of Multifunction position limiting device (being that upper limit position switch or lower position switch start), the electrical motor auto-breaking of winch, hydraulic drum brake is stopped tightly simultaneously, starts to enter slow retrosequence, and the load-carrying chassis stops in fixed position.
Claims (5)
1. a large-scale strand ramp logistics transportation system, it is characterized in that: be included in the reinforced concrete cushion cap foundation arranged at the bottom of Po Ding and slope, be provided with strand ramp dynamic brake loop system and strand ramp traction drg safety assurance system at the bottom of top, slope reinforced concrete cushion cap foundation and slope between reinforced concrete cushion cap foundation; Be provided with track foundation oblique on domatic, the load-carrying chassis is set on track foundation; Upper/lower terminal at track foundation is provided with load-carrying chassis automatic spacing device; Be respectively arranged with strand ramp upper terminal and strand ramp lower terminal at the bottom of Po Ding and slope, be provided with load table driver movable contact and touch button on strand ramp upper terminal and strand ramp lower terminal; Be provided with control center at Po Ding, described strand ramp dynamic brake loop system, strand ramp traction drg safety assurance system, load-carrying chassis automatic spacing device touch button with load table driver movable contact and are connected with control center by communication cable respectively; Described strand ramp dynamic brake loop system comprises that the winch, second connected successively by steel rope turns to the running block, first of fixed pulley, load-carrying chassis front end midway location to turn to fixed pulley and winch anchor pier; Described strand ramp traction drg safety assurance system comprises that the traction drg anchoring pier, the 3rd connected successively by steel rope turns to the running block, the 4th in fixed pulley, the load-carrying chassis front end outside to turn to fixed pulley, traction drg, the 5th to turn to anchor pier at the bottom of the running block of deflection sheave at the bottom of fixed pulley, slope, load-carrying chassis rear end and slope; Described winch, winch anchor pier, traction drg and traction drg anchoring pier are arranged on the reinforced concrete cushion cap foundation of top, slope by built-in fitting.
2. large-scale strand according to claim 1 ramp logistics transportation system, it is characterized in that: the bottom of described load-carrying chassis is provided with four pairs of track traveling assembly pulleys, and every pair of track traveling assembly pulley forms by two wheels; Running block before front end is provided with strand ramp dynamic brake loop system chassis running block and load-carrying chassis traction drg, running block after rear end is provided with load-carrying chassis traction drg.
3. a transportation resources that utilizes large-scale strand claimed in claim 1 ramp logistics transportation system, is characterized in that: comprise the steps:
The first step, build strand ramp basic system: at Po Ding, built large-scale gravity type boat davit reinforced concrete cushion cap foundation and strand ramp upper terminal, build reinforced concrete cushion cap foundation and strand ramp lower terminal at the bottom of slope, oblique, built the track foundation moved up and down for the load-carrying chassis on domatic;
Second step, structure strand ramp dynamic brake loop system and strand ramp traction drg safety assurance system: the model of each member of strand ramp traction drg safety assurance system is identical with the model of strand ramp dynamic brake loop system, and selecting rupture pull force is the steel rope of the 6x36WS+IWR of rated load more than 5 times; Winch is Redundancy Design, dynamic carrying capacity 50% of the load that is above standard, actual static bearing capacity 60% of the load that is above standard; The traction drg comprises the hydraulic drum brake that is arranged on the electrical motor side, statical moment 1.5 times or more of its lock torque for calculating by rated load; The traction drg also comprises the hydraulic brake that is arranged on the cylinder side, and its lock torque is 1.2 times of rated load;
The uplink and downlink of the 3rd step, load-carrying chassis are controlled: in strand ramp dynamic brake loop system start-up course, detect in real time the downward sliding velocity of load-carrying chassis by strand ramp traction drg safety assurance system, the speed sensor arranged on fixed pulley that turns to that be positioned at the Po Ding rightmost side, and send speed signal to control center, control center is judged speed signal, when speed signal surpasses command speed, control center starts strand ramp traction drg safety assurance system immediately, and the braking of load-carrying chassis is lived; When the load-carrying chassis runs to approaching strand ramp upper terminal or lower terminal, load-carrying chassis automatic spacing device is sensed the group wheel of load-carrying chassis, send induced signal to control center simultaneously, control center makes the frequency-variable controller of winch reduce frequency of operation immediately, speed is lowered gradually, and the hydraulic brake on cylinder side is braked simultaneously; After control system detects the Multifunction position limiting device startup of drawing axle one side that is arranged on winch, the electrical motor auto-breaking of winch, hydraulic drum brake is stopped tightly simultaneously, enters slow retrosequence, and the load-carrying chassis stops in fixed position.
4. transportation resources according to claim 3, it is characterized in that: the first step is described while building strand ramp basic system, good for foundation, the place that building stones are many adopts 1.5 * 1.5m concrete pier and mortar flag stone basis mix and match mode, every 5m, 1.5 * 1.5m concrete pier is set, harbour adopts Reinforced Concrete Retaining Walls, winch, the winch anchor pier, traction drg basis instrument is on a reinforced concrete foundation, basis adopts the gravity type boat davit design, turn to fixed pulley to adopt the ferro-concrete form, strand ramp traction drg safety assurance system adopts the reinforced concrete foundation form, what anchorage style employing pre-embedded steel slab and pre-buried diameter were 20mm is anchor rod anchored, , building stones better for foundation bearing capacity lack, or be subject to limitation of construction, according to cost keeping, adopt the more economical place of concrete foundation to adopt the wide C20 concrete continuous footing of 1.5m: adopt plank frame first that foundation is closely knit with 25t roller layered rolling, again basic ramp is excavated into to the step of 2m, build the reinforced concrete foundation of 50cm, the wider concrete continuous footing of 1.5m is set on reinforced concrete foundation.
5. transportation resources according to claim 3, it is characterized in that: in the uplink and downlink control process of the described load-carrying chassis of the 3rd step, when the trolley track automatic spacing that communication and load-carrying chassis automatic spacing device form of stopping of the startup communication of strand ramp traction drg safety assurance system, strand ramp dynamic brake loop system stops the device system while all being out of order, touch button by operation load table driver movable contact and realize twisting the braking of ramp dynamic brake loop system auto-breaking.
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| CN103112505B (en) * | 2012-12-11 | 2015-08-12 | 广东安元矿业勘察设计有限公司 | The heavy grade Lifting Convey method of flexible transport equipment |
| CN103343698B (en) * | 2013-07-18 | 2015-12-09 | 中国铁建重工集团有限公司 | A kind of for the elevator transportation system in inclined shaft tunnel |
| CN106542453A (en) * | 2015-09-17 | 2017-03-29 | 鞍钢股份有限公司 | Overspeed switch brake connection structure and installation method thereof |
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| CN2795180Y (en) * | 2005-04-20 | 2006-07-12 | 中冶赛迪工程技术股份有限公司 | Movable transport trolley |
| CN101372231A (en) * | 2008-06-30 | 2009-02-25 | 中国第十七冶金建设有限公司 | Technique for drawing, transporting and lifting ground rail type cable railway equipment |
| CN102020206A (en) * | 2010-12-17 | 2011-04-20 | 长江水利委员会长江勘测规划设计研究院 | Ropeway transport system of long-span steep terrain wind power device |
| CN202429933U (en) * | 2011-12-30 | 2012-09-12 | 中铁二局股份有限公司 | Large twisted ramp logistic transport system |
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| JP2000211849A (en) * | 1999-01-22 | 2000-08-02 | Ishikawajima Harima Heavy Ind Co Ltd | Oblique transporting device for heavy object |
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|---|---|---|---|---|
| CN2795180Y (en) * | 2005-04-20 | 2006-07-12 | 中冶赛迪工程技术股份有限公司 | Movable transport trolley |
| CN101372231A (en) * | 2008-06-30 | 2009-02-25 | 中国第十七冶金建设有限公司 | Technique for drawing, transporting and lifting ground rail type cable railway equipment |
| CN102020206A (en) * | 2010-12-17 | 2011-04-20 | 长江水利委员会长江勘测规划设计研究院 | Ropeway transport system of long-span steep terrain wind power device |
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