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327 results about "Haulage" patented technology

Haulage is the business of transporting goods by road or rail. It includes the horizontal transport of ore, coal, supplies, and waste, also called cartage or drayage. The vertical transport of the same with cranes is called hoisting.

Railway photovoltaic energy storing system and control method for regenerative braking energy recovery

The invention discloses a railway photovoltaic energy storing system and control method for regenerative braking energy recovery. Real-time online detection and processing are carried out on all kindsof running data of a photovoltaic side, traction side and energy storing side, a comprehensive judgement is carried out on running conditions based on a calculation result, control schemes under multiple scenes are selected through a judging result, an energy storing unit is taken as an energy transferring station, the coordinated control of a back-to-back converter, photovoltaic power generationunit and energy storing unit is achieved, and the electric energy elective exchange under the multiple scenes is completed. The system and method are conductive for photovoltaic power energy nearby consumption and railway system green development, can effectively recover the regenerative braking energy of haulage motors and the photovoltaic power energy which cannot be consumed, increases systemeconomic benefits, stabilizes photovoltaic side output and power energy fluctuation of the traction side under the regenerative braking conditions, and compensates for negative sequence functions of atraction power supply system.
Owner:SOUTHWEST JIAOTONG UNIV

High-level roadway communicated drill hole circulating water type mine cooling system and method

ActiveCN105715291ARealize the two-way utilization of recyclingRealize virtuous recyclingTunnel/mines ventillationGas removalWater circulationIndustrial water
The invention discloses a high-level roadway communicated drill hole circulating water type mine cooling system. The mine cooling system comprises a heat using unit, wherein a water outlet of the heat using unit is connected with a water inlet of an industrial water chilling unit, the water chilling unit is connected with a water inlet pipeline, the water inlet pipeline enters an air inlet main haulage roadway of a mine, and the water inlet pipeline enters a first high-level roadway along a track uplink/downlink and a connection roadway; a water inlet of the heat using unit is connected with a water return pipeline, the water return pipeline is connected to a total air return roadway of the mine through an air return mine, and the water return pipeline is connected to the next work-plane high-level roadway along an air return uplink/downlink; and a plurality of branched drill holes are uniformly formed between the first high-level roadway and the next work-plane high-level roadway at intervals. The invention further discloses a method for using the mine cooling system. According to the mine cooling system, the bidirectional cyclic utilization of cold water and hot water is realized by virtue of water circulation, the temperature of a recovery work plane can be efficiently decreased, and by virtue of terrestrial heat, energy conservation and emission reduction effects are achieved; by virtue of the branched drill holes, the heat exchange efficiency between cold water and high-temperature surrounding rocks is improved; and the mine cooling system can be further used for extracting gas from pressure released coal seams.
Owner:HENAN POLYTECHNIC UNIV

Travel bed

The invention relates to a travel bed, which comprises a bottom bracket, an upper surrounding frame, upright tubes and a fixed seat, wherein the upper surrounding frame comprises first surrounding rods and second surrounding rods, and the first surrounding rods and the second surrounding rods are rotatably connected with first connecting pieces; the first surrounding rods comprise first connecting rods and second connecting rods which are connected with second connecting pieces; each second surrounding rod comprises a third connecting rod and a fourth connecting rod, wherein the third connecting rods and the fourth connecting rods are connected with third connecting pieces. The upper surrounding frame mechanism also comprises first locking devices and second locking devices, wherein the first locking devices are used for locking the first connecting rods and the second connecting rods; the second locking devices are used for locking the third connecting rods and the fourth connecting rods; the first locking devices and the second locking devices are linked by haulage cables; when one of the first locking devices or the second locking devices are unlocked, the other of the first locking devices or the second locking devices are unlocked and the upright tubes are kept straight. By unlocking the second connection pieces on the surrounding rods, the third connecting piece in at least one direction can be simultaneously unlocked so as to fold the surrounding frame, bottom rods and a bottom frame are driven by rod supporting mechanism on the upright tubes to be simultaneously folded, the travel bed can be easily and conveniently operated, and a bed frame can be quickly folded.
Owner:GOODBABY CHILD PROD CO LTD

Gently inclined medium-thick ore body pre-controlled roof efficiently mining method

The invention discloses a gently inclined medium-thick ore body pre-controlled roof efficiently mining method. The ore body is divided into equal-width ore blocks along strike, and the ore blocks are divided into strip-type stopes along ore body tendency. A rail haulage roadway, a mining area slope roadway, a slice drift contact roadway and a slice drift are arranged at the bottom wall of the ore body, a contact roadway is constructed from the slice drift to the ore body, and penetrates through the ore body construction to form an upper layer filling backwind support roadway, an upper layer filling backwind chamber, an upper layer filling backwind drilling hole, a pseudo-inclined contact roadway, a lower layer filling backwind support roadway, a lower layer filling backwind chamber and a lower layer filling backwind drilling hole, and order matching surrounding rock is supported by adopting an anchor cable. The strip-type stopes are backstopped in two steps that 1, odd number strip-type stopes are backstopped and filled with a high strength cemented filling body, and 2, even number strip-type stopes are backstopped and filled with a low strength filling body. Medium-deep hole mining, scraper mining and subsequent filling of a goaf are adopted in stope backstopping. The gently inclined medium-thick ore body pre-controlled roof efficiently mining method has the advantages of safe backstopping operation, large stope production capacity, high efficiency and the like.
Owner:CENT SOUTH UNIV

Mining method for large-inclined angle laminar non-coal solid mineral deposit

The invention provides a mining method for large-inclined angle laminar non-coal solid mineral deposit, which comprises the following steps of: tunneling open-off cut, section tailgate, section haulage way, finishing cut and cut-off, remaining and setting a protective jamb at one side of the finishing cut adjacent to a working face, and setting a fake slant angle beta along with a working face boosting direction from a through place between the finishing cut and the section tailgate; and recovering from the tailgate to the haulage way according to the set direction of the fake slant angle beta, and along with the boosting of the working face, additionally increasing a horizontal dense support isolated gob, so that the working face mine pressure control can be obviously improved by a horizontal sectionalized dense support cutting supporting, waste rock baffling and isolating gob. The steps are sequentially circulated till that the large-inclined angle laminar non-coal mining of the whole mining area is completed. The method is particularly suitable for the laminar thin mineral deposit with the ore bed inclined angle of 30-60 degrees, and can be suitable for the thickness change of the ore bed; and the method is safe and convenient for workers to work on the working face, and the working face is quick in boosting speed, and the method is high in efficiency.
Owner:CHINA UNIV OF MINING & TECH

Ore deposit and subterranean heat collaborative exploitation and adjacent stope collaborative cooling method and system

The invention discloses an ore deposit and subterranean heat collaborative exploitation and adjacent stope collaborative cooling method and system. The method comprises the first step of conducting mining preparation and cutting on ore blocks according to a mining with filling technology; the second step of conducting construction on an ore deposit subterranean heat exploitation ground system on the ground; the third step of conducting first-layer backstoping, and conducting construction on an ore deposit subterranean heat exploitation underground system underground; the fourth step of conducting first-layer filling to form heat exploitation filling bodies; the fifth step of upwards conducting exploitation, backstoping and filling on all layers from bottom to top in sequence from the upper part of the first layer to a stage haulage roadway. The system comprises the ore deposit subterranean heat exploitation ground system and the ore deposit subterranean heat exploitation underground system, wherein the ore deposit subterranean heat exploitation underground system comprises vertical shaft stand pipes, roadway horizontal tubes and raise stand pipes which are laid when backstoping is conducted in all layers, and the heat exploitation filling bodies which are formed when filling at all layers is conducted. According to the ore deposit and subterranean heat collaborative exploitation and adjacent stope collaborative cooling method and system, the design is novel and reasonable, and the resource recovery and subterranean heat exploitation are achieved; meanwhile, consideration is given to cooling of a high-temperature stope, and the practicability is high.
Owner:XIAN UNIV OF SCI & TECH

Marine tow line array double-wing automatic fixing depth device

Entrust the ocean haulage line, the double wing settles automatically and equips deeply, its bearing and pressing to have inside hull body has already sealed completely the set of the function a tube, driving organization gearing in the set the tube, battery set, communication and control mold piece arranges respectively the department is after the set take care of before, the compass mold piece arranges after communication and control mold piece of department, the depth spreads the upper part that the feeling machine arranges in the battery set, the communication coil arranges in the depth and spread the upper part of the feeling machine; The upper part which bears to press a hull body contain two conjunction terraces, linking terrace to have to lock tight organization up; Drive organization from the electric motor, decelerate a machine, allied stalk machine, silk, put a pole to constitute, the upper part which puts a pole stretches out in bear to press the outside of the hull body and wing plank to install stalk solid connect. This equips of drive the organization simple tightly packed, operation credibility, wing plank action intelligent, respond quickly, have another heavy seal completely structure, work to can't take place breakdown, either because of water with long hours in the underwater, exploitation's locking tight organization can quickly and expediently with drag along a cable conjunction or from drag along a cable up unload, easy to drag along the cloth of cable to put.
Owner:CHINA NAT OFFSHORE OIL CORP +2

Tendency progressive outburst elimination roadway arrangement method

The invention discloses a tendency progressive outburst elimination roadway arrangement method, 2-5m of coal pillar or no coal pillar is reserved along a gob edge of an upper section, an air return level of the upper section is excavated; bedding drill holes are formed in the air return level to perform gas extraction on a certain area coal seam on the lower portion; after removing outburst hazards, a middle roadway is excavated; bedding drill holes are formed in the middle roadway to perform the gas extraction on a certain area coal seam on the lower portion; after removing the outburst hazards, a haulage way of the section is excavated, open-off cut communicates with the middle roadway and the air return level to form a working face to perform backstopping; and the steps above are repeated until mining of the coal seams of all the sections is completed. The tendency progressive outburst elimination roadway arrangement method has the beneficial effects that by using the gob-side entrydriving technology of the no coal pillar or narrow coal pillar and combining with the middle roadway of the working face, the purpose of effective control cover coal and gas outburst can be achieved,coal and gas outburst prevention work amount is reduced, the effective tilting length of outburst elimination of the working face is ensured, and safe and high efficient production of the working face is realized.
Owner:LIUPANSHUI NORMAL UNIV

Deformation anchor rod/ anchor cable monitor, monitoring system and monitoring method

The invention relates to a deformation anchor rod / anchor cable monitor, monitoring system and monitoring method. The deformation anchor rod / anchor cable monitor comprises a pressure sensor, a displacement sensor and a monitoring instrument, wherein the pressure sensor and the displacement sensor are arranged on an integration platform and are connected with the monitoring instrument arranged on the integration platform. The displacement sensor comprises a rolling assembly and a sensing device. The rolling assembly is externally wound by a haulage rope, wherein the open end of the haulage rope is connected with the end portion of a deformation anchor rod / anchor cable; the rolling assembly is internally provided with an elastic component to enable the rolling assembly to reset; the rolling assembly is connected with the sensing device; when the anchor rod / anchor cable deforms, the rolling assembly is driven to rotate via the haulage rope, and the sensing device detects the displacement amount of the rolling assembly and transmits the data to the monitoring instrument; and the monitoring instrument can carry out sound-light alarm according to the measured data. The deformation anchor rod / anchor cable monitor is simple in structure, convenient to use and timely in feedback, and can effectively improve production efficiency and reduce the occurance of geological disaster accidents of mine safety accidents and landslides and the like.
Owner:BEIJING ZHONGKUANG INNOVATION ALLIANCE ENERGY & ENVIRONMENTAL SCI RES INST +1
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