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82results about How to "Good support effect" patented technology

Steel coil uncoiling production line

The invention discloses a steel coil uncoiling production line, and belongs to the technical field of unfolding equipment. The steel coil uncoiling production line comprises a pay-off device rotationally installed on a supporting frame. A traction roller pair is arranged on the downstream side of the pay-off device. A transition roller is arranged between the traction roller pair and the pay-off device. The pay-off device comprises a transmission shaft rotationally installed on the supporting frame. A plurality of distraction roller sheets are arranged on the periphery of the transmission shaft in an annular array mode. Each distraction roller sheet is arc-shaped. A first distraction air cylinder and a second distraction air cylinder are arranged between each distraction roller sheet and the transmission shaft. Cylinder bodies of the first distraction air cylinders and the second distraction air cylinders are installed on the transmission shaft in a hinged mode. A distraction gap exists between every two adjacent distraction roller sheets. The steel coil uncoiling production line is good in uncoiling effect, the residual internal stress of a steel strap can be further effectively eliminated after uncoiling, and the steel coil uncoiling production line is compact in structure, is good in use performance and has good application potential and popularization value.
Owner:瑞悦汽车工业(重庆)有限公司

Shock-absorbing seat with multi-stage automatic reset function

The invention discloses a shock-absorbing seat with a multi-stage automatic reset function, comprising a transverse shock-absorbing spring, a support frame, a longitudinal shock-absorbing spring and a shock-absorbing mechanism, and the support frame is sequentially welded with a first bearing plate from bottom to top , the second bearing plate, the third bearing plate and the fixed plate, the support frame above the fixed plate is provided with an assembly plate, the bottom of the assembly plate is welded with a support plate, and the bottom end of the support plate is welded with a vertical support shaft, so The support shaft is welded with three shock-absorbing pressure plates from top to bottom; both sides of the bottom of the shock-absorbing pressure plate are connected to the diagonal strut through the pin shaft, and the bottom end of the diagonal strut is connected to the shock-absorbing mechanism through the pin shaft; the structure is stable and the supporting effect Good, it effectively slows down the impact or impact of the equipment, the buffering effect is obvious, and after the impact is over, the horizontal shock absorbing spring and the longitudinal shock absorbing spring return to drive the support shaft to move upward to the initial state, without affecting the support and shock absorbing effect on the assembly plate .
Owner:深圳市海帮国际商务服务有限公司

Vented anchoring and grouting device for common anchor rod and using method thereof

ActiveCN110230511ADoes not affect the support effectGood support effectAnchoring boltsEngineeringBuilding construction
The invention discloses a vented anchoring and grouting device for a common anchor rod and a using method thereof. The vented anchoring and grouting device includes an anchor rod, fastening nuts, a sealing washer, a venting grouting composite end socket, a tray, a venting grouting integrated pipe, an inflatable elastic grouting-stop plug, a guide protection cover, a sealing dustproof film, and ananchoring agent. According to the vented anchoring and grouting device for the common anchor rod, a venting passage and a grouting passage are separately arranged, and the venting grouting composite end socket is fixed in a borehole through the inflatable elastic grouting-stop plug; and according to the vented anchoring and grouting device for the common anchor rod and the using method thereof, inthe process of mounting the common anchor rod, by adding the device, a mounting hole can be directly used as a grouting hole for grouting without affecting normal pre-tightening force reinforcement of the common anchor rod, while a rock mass is reinforced, a common end socket anchoring anchor rod is changed to full length anchoring, the vented anchoring and grouting device solves the problems ofventing and plugging in the processes of anchoring and grouting support and grouting, the grouting effect is improved, and construction workload and the support cost of anchoring and grouting are reduced.
Owner:ANHUI UNIV OF SCI & TECH

Device and method for simulating forces in different areas of arched tunnel

The invention relates to a device for simulating forces of different regions of an arched tunnel, which comprises a simulated tunnel three-dimensional structure of a tunnel, wherein the simulated tunnel three-dimensional structure of the tunnel consists of hollow uncovered arch tunnel sections and hollow uncovered straight tunnel sections connected to two ends of the arched tunnel sections; the arched tunnel sections are communicated with the hollow uncovered tunnel sections; a first pressure relief port is formed at the highest position of one side wall of the arched tunnel section; a secondpressure relief port is formed in the side wall between the first pressure relief port and one hollow uncoveredstraight tunnel section, and fluid filling materials are filled in the simulated tunnel three-dimensional structure. The device and the method for simulating forces in different areas of the arched tunnel can solve the problem that force characteristics and related rules of a fluid filling lining supporting structure of the arched tunnel cannot be truly measured, can truly simulate force conditions in different areas of the fluid filling lining supporting structure of the arched tunnel, can timely feedback the force conditions of the tunnel in real time, and can be applied to research on the tunnel under various different conditions.
Owner:CHINA THREE GORGES UNIV

Left ventricular isolation system, left ventricular isolation device and conveying device thereof

The invention provides a left ventricular isolation system, a left ventricular isolation device and a conveying device thereof. The left ventricular isolation device comprises a main body stent; the conveying device comprises a push mechanism and a recovery mechanism; the main body stent comprises a stent main body and first and second connecting parts; the stent main body comprises a first proximal end and a first distal end; the first connecting part is arranged at the first distal end; the plurality of second connecting parts are arranged at the first proximal end; the push mechanism comprises a third connecting part which is matched with the first connecting part, so that detachable connection between the push mechanism and the main body stent is achieved; the recovery mechanism is provided with fourth connecting parts which are matched with the second connecting parts, so that detachable connection between the recovery mechanism and the main body stent is achieved; and via the push mechanism and the recovery mechanism, the stent main body is driven to expand towards outer side or fold towards inner side, so that a function of repeatedly locating the left ventricular isolationdevice is achieved, and the accuracy of a release position of the left ventricular isolation device is guaranteed.
Owner:SHANGHAI ZUOXIN MEDICAL TECH CO LTD

Reinforced supporting device for roadway

The invention discloses a reinforced supporting device for a roadway, and belongs to the field of roadway supporting. The reinforced supporting device comprises the roadway and a base, wherein the base is located in the roadway; a reversed loader is installed in the middle of the upper surface of the base; through holes are symmetrically formed in the base; base fixing equipment is movably arranged in the through holes; sleeves are symmetrically welded to the upper surface of the base; hydraulic cylinders are symmetrically installed on the side walls, away from each other, of the two sleeves;the same vertically-arranged supporting side plate is fixed to one of the ends of piston rods of the two hydraulic cylinders; screws are rotationally installed in the sleeves; first bevel gears are installed on the screws; and first motors are installed on one side walls of the sleeves. The reinforced supporting device is novel in design, firm in structure, capable of stably supporting the top andthe two sides of the roadway, high in safety, capable of adapting to the changeable roadway environment and convenient to use; the base can drive a supporting column structure to move, manual disassembling, assembling and carrying are not needed, the labor intensity is reduced, and the reinforced supporting device is worthy of popularization.
Owner:莱州汇金矿业投资有限公司

Environment-friendly multifunctional waste disposal device

The invention discloses an environment-friendly multifunctional waste disposal device which comprises a crushing box. A feeding opening is formed in the upper surface of the crushing box, and the leftside and the right side of the front face of the inner wall of the crushing box are fixedly connected with auxiliary devices. The back faces of the two auxiliary devices are fixedly connected with afirst crushing roller and a second crushing roller correspondingly, and one end of the back face of the first crushing roller is fixedly connected with a second rotating shaft. According to the environment-friendly multifunctional waste disposable device, a motor and a compression device are arranged, an output shaft of the motor rotates forwardly to drive a driving gear to rotate forwardly, the driving gear drives a driven gear to rotate reversely, the driving gear drives the second rotating shaft to rotate forwardly, and the driven gear drives a third rotating shaft to rotate reversely, so that the first crushing roller is driven to rotate forwardly, and the second crushing roller is driven to rotate reversely. Waste can be crushed and compressed sequentially, people do not need to crushthe waste first and then move the waste to a compression position to be compressed, the time and labor of people are saved, and people can dispose the waste conveniently.
Owner:HUZHOU CHUANGSHENG ENVIRONMENTAL PROTECTION TECH CO LTD

Plywood support structure for adjacent ore removal tunnels and construction process thereof

The invention discloses a plywood support structure for adjacent ore removal tunnels and a construction process thereof, and relates to the technical field of natural caving mine supporting. The plywood support structure comprises anchor holes, mortar anchors, horizontal anchor cables, top anchor cables, concrete shields and support plates, wherein the anchor holes are formed in surrounding rockson the tops of the ore removal tunnels; the mortar anchors are inserted into the anchor holes; gaps between the mortar anchors and the anchor holes are filled with mortar; the concrete shield structures are concrete coatings on the inner walls of the ore removal tunnels; the support plates are steel plates which are closely fixed to the concrete shield structures; a plurality of anchor cable holesare formed in parallel in the surrounding rocks between adjacent two ore removal tunnels; the horizontal anchor cables are arranged in the anchor cable holes; the mortar is filled into the position between the horizontal anchor cables and the anchor cable holes; the two ends of the horizontal anchor cables are fixedly connected with the support plates on the two sides of the surrounding rocks; and the tops of the ore removal tunnels are also provided with top anchor cables. Through the adoption of the plywood support structure, the stability of the ore removal tunnels is improved effectively,and the maintenance cost in the production of the ore removal tunnels is lowered.
Owner:KUNMING UNIV OF SCI & TECH +1

Petroleum pipe bracket device

The invention discloses a petroleum pipe bracket device. The petroleum pipe bracket device comprises a base; support columns are respectively arranged at four corners of the top of the base; buffer columns are arranged at the tops of the support columns; a support base is arranged above the base; four corners of the bottom of the support base are respectively fixed at the tops of the buffer columns; support blocks are respectively arranged on two sides of the top of the support base; clamping through holes are respectively formed in one adjacent sides of the two support blocks; clamping rods are slidingly mounted in the clamping through holes; tooth blocks are arranged on the clamping rods; clamping blocks are respectively arranged at one adjacent ends of the clamping rods; clamping grooves are respectively formed in one adjacent sides of the clamping blocks, and are matched with petroleum pipes; motors are arranged on one sides of the support blocks; and the motors are positioned at the top of the support base. The petroleum pipe bracket device can be adjusted according to the diameter lengths of petroleum pipes for fixedly clamping the petroleum pipes with different diameter lengths, can buffer the vibration to achieve an excellent support effect, and is simple in structure, convenient for use and low in cost.
Owner:天津东方欧亿石油装备制造有限公司

Multipurpose fishing umbrella and use method thereof

The invention relates to a multipurpose fishing umbrella, comprising a middle rod, an umbrella surface and umbrella ribs, wherein a flow guide pipe is arranged inside the middle rod; the upper end of the middle rod is internally provided with a cavity communicating with the flow guide pipe; the side wall of the upper end of the middle rod is provided with a plurality of openings which communicate with the cavity; and the lower end of the middle rod is provided with a first screw hole. The multipurpose fishing umbrella also comprises a support rod, a connecting head and an annular chassis, wherein a first screw rod matched with the first screw hole is arranged at the upper end of the support rod; a water pump is arranged on the side wall of the support rod; the water pump is connected with a water outlet pipe and a water inlet pipe; the connecting head is used for connecting the water outlet pipe with the flow guide pipe; an external thread is arranged on the outer surface of the lower end of the support rod; the annular chassis is matched with the external thread; the side wall of an inner hole of the chassis is provided with an internal thread matched with the external thread; a plurality of concave cavities are arranged in the edge of the chassis; and a plurality of legs which are hinged to the chassis are arranged in the concave cavities. The multipurpose fishing umbrella has cooling and ultraviolet light absorbing effects; the legs are used for support, so that the legs are pressed by other heavy objects to conveniently realize fixation on hard ground; and the applicability is high.
Owner:张阳

Supporter exchanging method for stage construction basement using cast-in-situ bored piles as separation palisade

ActiveCN102587420ASolve the problem of changing bracesGood support effectArtificial islandsUnderwater structuresRebarEngineering
The invention provides a supporter exchanging method for a stage construction basement using cast-in-situ bored piles as a separation palisade. The method comprises the following steps: step 1) constructing a separation palisade structure using the cast-in-situ bored piles as a main body, inserting supporter exchanging profile steels between the adjacent cast-in-situ bored piles, and embedding one end of each of the supporter exchanging profile steels into a basement floor and a transmission belt of a first-stage basement; step 2) embedding the other end of the supporter exchanging profile steels into the basement floor of a second-stage basement when casting the basement floor of the second-stage basement; and step 3) disassembling the cast-in-situ bored piles and the transmission belt, keeping the supporter exchanging profile steels, strapping connection steel bars and casting concrete, so as to connect the first-stage basement with the second-stage basement. The supporter exchanging problem of the early-stage and later-stage construction parts is solved well, and the supporter exchanging effect is good; in addition, the basement structure is constructed in sequence, the construction is convenient, and the supporter exchanging cost is low.
Owner:ZHONGTIAN CONSTR GROUP

Rapid-releasing sleeving tool

InactiveCN105437134AGood support effectImprove smoothness and structural stabilitySpannersWrenchesEngineeringMechanical engineering
The invention discloses a rapid-releasing sleeving tool allowing a screwdriver bit to be installed and uninstalled. The rapid-releasing sleeving tool comprises a rod body, a linkage device and a buckling device. The rod body comprises a groove hole provided with an end opening, a buckling hole penetrating outwards from the groove hole and a long trough hole far away from the end opening. The linkage device comprises a guide pin arranged in the long trough hole in a penetrating mode and a first elastic member which can abut against the guide pin and is close to the end opening. The buckling device comprises a bundling ring arranged outside the rod body in a sleeving mode and provided with an inner ring groove, a second elastic member capable of making the bundling ring abut against the guide pin and a positioning ball contained in the buckling hole. The buckling device can move between a buckling position and a releasing position. When the buckling device is in the buckling position, the screwdriver bit is buckled by the positioning ball to be fixed in the groove hole. When the buckling device is in the releasing position, the screwdriver bit can slide axially along the rod body to be released. According to the structure, the rapid-releasing sleeving tool can slide smoothly and a good positioning property is achieved.
Owner:叶淑惠

Foundation pit supporting structure and construction method

The invention discloses a foundation pit supporting structure. The structure comprises a plurality of row piles which are uniformly arranged at intervals around the periphery of a foundation pit, andthe tops of the row piles are provided with sloping reinforcing regions; the sloping reinforcing regions comprise horizontal connecting sections, inclined pressing slope sections and slope top hardening sections, and the included angles between the inclined pressing slope sections and the horizontal plane are 40-45 degrees; and vertically arranged reinforcing piles located inside soil bodies are arranged below the inclined pressing slope sections, and the reinforcing piles are uniformly arranged at intervals around the periphery of the foundation pit and are all parallel to the row piles. According to the structure, the row piles and the sloping reinforcing regions are arranged, so that slopes of the foundation pit are well supported; meanwhile, the reinforcing piles are arranged to reinforce the soil bodies, so that the overall stability of the soil bodies in the sloping regions is improved; the sloping reinforcing regions are reasonably divided into three sections so that the side pressure of the soil bodies in the sloping regions to the row piles can be relieved; and the sloping reinforcing regions and the tops of the row piles are connected into wholes to form mutual supportingsystems, so that the overall stability is higher.
Owner:湖北广元岩土工程有限公司

Steel bar truss floor deck for prefabricated building

The invention provides a steel bar truss floor deck for a prefabricated building. The steel bar truss floor deck for the prefabricated building comprises a first base frame. One side of the first baseframe is movably connected with one side of the second base frame through a connecting pin. One side of the first base frame and one side of the second base frame are both fixedly provided with supporting frames. One side of each supporting frame is fixedly provided with a fixing mechanism. The tops of the first base frame and the second base frame are fixedly provided with several frame mechanisms. Electro-hydraulic rods are fixedly installed between rod arms of the two support frames. By means of arranged motors, two cross plates are conveniently driven to rotate, and then the angles of theL-shaped plates on fixing rods are adjusted, and each support seat at one end of the corresponding L-shaped plate is made to fix and support the steel bar truss floor deck. In this way, the steel bartruss floor deck for the prefabricated building has an excellent supporting effect and large load bearing capacity, it is not needed to adopt a steel beam of a large section height to support the steel bar truss, so that the clear height of a floor is increased, and the utilization rate of a building space is improved.
Owner:钟顺荣

Method of constructing underground parking lot in pipe-jacking tunnel

The invention provides a method of constructing underground parking lot in a pipe-jacking tunnel. The method comprises the steps that C-shaped reinforced concrete members are prefabricated; reinforcedconcrete slab upper boards and lower boards are prefabricated; dangling sides of the prefabricated C-shaped reinforced concrete members are closed by supporting closed members to form frame-shaped jacking pipes I; both ends of the reinforced concrete slab upper boards and lower boards are closed to form frame-shaped jacking pipes II; a working well is arranged; firstly, the frame-shaped jacking pipes I are jacked in a penetrating mode; then, the frame-shaped jacking pipes II are jacked in sequence according to the design, the frame-shaped jacking pipes II of first column of vertical columns are completed; supporting closed members of vertical column parts are dismantled, and the vertical columns are held; the first column of the vertical columns and the top layer of the supporting closedmembers between the C-shaped reinforced concrete members are dismantled, and the upper boards are supported by embedded strutting pieces; vertical-and-horizontal transverse beams are made at seams between upper boards of the C-shaped reinforced concrete members and the reinforced concrete upper boards; and other supporting closed members are dismantled, and the parking space of a first part is achieved.
Owner:ERCHU CO LTD OF CHINA RAILWAY TUNNEL GRP

Controllable roof supporting system for dangerous rock masses in cavern and using method thereof

The invention belongs to the technical field of cavern support, and particularly discloses a controllable roof supporting system for dangerous rock masses in a cavern and a using method thereof. The controllable roof supporting system for the dangerous rock masses in the cavern includes a main supporting system and an auxiliary supporting system, wherein the lower end of the main supporting systemis placed on the ground in the cavern, the top of the main supporting system is driven to controllably support the dangerous rock masses in the cavern by adjusting a controllable jacking component arranged in the middle, the lower end of the auxiliary supporting system is connected to the main supporting system, the top of the auxiliary supporting system is controlled by an auxiliary jacking screw to support the dangerous rock masses in the cavern, and thus the dangerous rock masses at the top in the cavern can be supported point by point to form a network point-like support. The whole support system can be assembled and disassembled in a modularized mode, the assembly is convenient, supporting is effective, construction has little influence on the cavern, the controllable jacking component is adopted to cooperate with the auxiliary jacking screw for controllable contact support of each contacted dangerous rock mass, the whole support process is controllable, the support effect is remarkable, and the cost is relatively low.
Owner:辽宁有色基础工程有限公司

Supporting structure in foundation pit row pile enclosure structure

The invention discloses a supporting structure in a foundation pit row pile enclosure structure. The supporting structure comprises a foundation pit, row piles are arranged on the two sides of the foundation pit, supporting plates are connected to the opposite sides of the row piles in a contact mode, pressing screw rods are movably connected to the upper portions of the opposite sides of the twosupporting plates, control blocks are arranged at the opposite ends of the two pressing screw rods, a transmission box is arranged on the upper sides of the control blocks, a driving motor is arrangedin the middle of the upper side of the transmission box, the output end of the lower end of the driving motor is fixedly connected with a shaft rod, the lower end of the shaft rod penetrates throughthe control blocks to be fixedly connected with a vertical screw rod, the lower portion of the vertical screw rod is in threaded connection with a movable block, the vertical screw rod penetrates through the lower end of the movable block to be fixedly connected with a limiting plate, arc plates are fixedly connected to the two sides of the movable block, second pin rods are fixedly connected to the middles of the arc plates, connecting blocks are movably connected to the outer sides of the second pin rods, and fixing blocks are arranged on the lower sides of the pressing screw rods. The supporting structure is convenient and fast to mount and dismount and easy to operate.
Owner:方蕾
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