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33results about How to "Will not affect progress" patented technology

Driving hammer-type ice-breaking machine

A driving hammer-type ice-breaking machine comprises a snow scraping shovel, a snow beating hamper, a transmission big gear wheel, a crankshaft, a crankshaft bracket, an engine, a vehicle frame and a thrust frame. One end of the crankshaft is connected with a bearing, the other end of the crankshaft is connected with the transmission big gear wheel, and the middle of the crankshaft is connected with the snow beating hammer. The crankshaft penetrates through the crankshaft bracket. The snow scraping shovel is arranged at the position behind the snow beating hammer and below the vehicle frame. The thrust frame is connected with a vehicle wheel forward power source. The driving hammer-type ice-breaking machine can break and remove ice and snow on the ground, and can well deal with emergency maintenance work of a large-area icy road.
Owner:GUANGXI UNIV

Propelling device of shield tunneling machine

The invention aims at overcoming at least one defect in the prior art, and provides a propelling device of a shield tunneling machine to reduce the support manufacture cost and improve the construction efficiency. The propelling device comprises at least two supports which are detachably connected end to end to form a support set. The shield tunneling machine is arranged on the support set, wherein the shield tunneling propelling direction is the head end, and a counterforce component is arranged at the tail end of the support set. According to the propelling device, by means of the supports which are detachably connected end to end, cyclic utilization of the supports is achieved. The shield tunneling machine is arranged on the supports, the shield tunneling machine conducts propelling forwards through the counterforce component and moves towards the head end relative to the supports. When the shield tunneling machine moves by the distance of at least one support, the support located at the tail end can be detached and moved to the head end, and cyclic utilization of the supports is achieved. The operation method of the propelling device is simple; and because the detachment and installation methods of the supports are simple, dynamic cyclic utilization of the supports can be achieved in the propelling process of the shield tunneling machine, and efficient construction can be achieved.
Owner:上海弥涅科技有限公司

Shield tunneling machine marching method

ActiveCN110094209AEasy to operateRealize dynamic recyclingTunnelsEngineeringShield tunneling
The invention aims to overcome at least one defect of the prior art and provides a shield tunneling machine marching method, so that the manufacturing cost of supporting seats is lowered and the circulation utilization of the supporting seats is achieved. The method includes that S1, a shield tunneling machine is placed on supporting seat groups to keep the forward direction of the shield tunneling machine parallel to the supporting seats; and the outer end of a horizontal push cylinder of the shield tunneling machine is connected with reaction members; S2, the horizontal push cylinder of theshield tunneling machine is started, and the shield tunneling machine is marched to slide in the head end direction; S3, when the shield tunneling machine is completely separated from at least a firstsupporting seat, the horizontal push cylinder extension of the shield tunneling machine is stopped, the horizontal push cylinder of the shield tunneling machine is separated from the reaction members, and first supporting seats and second supporting seats are separated; S4, the horizontal push cylinder is contracted, and the horizontal push cylinder is contracted to connect the reaction members of the second supporting seats; S5, move the first separated supporting seats to the head end of the supporting seat group for installation and fixation; and S6, the steps S2, S3, S4 and S5 are repeated in a loop to push the shield tunneling machine to the designated position. According to the shield tunneling machine marching method, the operation is simple, and the dynamic circulation utilizationof the supporting seats is achieved.
Owner:中交二公局第四工程有限公司 +1

Transfer frame for critical nursing

The invention discloses a transfer frame for critical nursing, and relates to the technical field of medical equipment. The transfer frame comprises a fixing plate, a mounting plate arranged above the fixing plate and four supporting columns arranged below the fixing plate, wherein two fixing blocks are fixedly connected to each of opposite side walls of the fixing plate, guide rods and sliding rods are fixedly connected to sides, close to each other, of the two pairs of fixing blocks respectively, fence parts are arranged on the two guide rods, two placement holes are formed in a top of the mounting plate, stretcher parts are arranged on inner walls of the two placement holes, a mounting part is arranged at a bottom of the mounting plate, a damping part is arranged at a top of the fixing plate, and rotating holes are formed in bottom ends of the four supporting columns. The transfer frame is reasonable in structure, can transfer a patient to places with different heights, is more stable and safer during personnel transfer, is more stable and comfortable during movement, enables the patient to lie on a lifting plate more stably, and is high in practicability.
Owner:单大龙

Tray loading structure for cylindrical workpieces

The invention discloses a tray loading structure for cylindrical workpieces. One side of a tail end of a cylindrical workpiece conveyor belt is horizontally provided with an extractable subplate, and a push rod of which the length is matched with the width of the extractable subplate is arranged on the other side of the tail end of the cylindrical workpiece conveyor belt; one side of the extractable subplate is connected with a subplate pneumatic device; the other side of the push rod is provided with a push rod pneumatic device; a lateral side of a position before the conveyer belt passes the extractable subplate and the push rod is provided with a counter; a movable check block and a fixed check block are orderly arranged above the tail end of the conveyor belt along the advancing direction; the movable check block is connected with a check block pneumatic device; the check block pneumatic device and the movable check block are integrally arranged on a parallel translating mechanism; and the counter, the check block pneumatic device and the parallel translating mechanism are connected with a control system. The tray loading structure can automatically count and sort the cylindrical workpieces, and can greatly improve boat loading efficiency after the tray loading structure is applied to a boat loading system for the cylindrical workpieces.
Owner:CHONGQING UNIV

Webpage display method and device, computer equipment and storage medium

The invention discloses a webpage display method and device, computer equipment and a storage medium, and belongs to the technical field of computers. The method comprises the steps of obtaining a webpage view and a native view, wherein the native view is located on the upper layer of the webpage view; acquiring multimedia data, and rendering a native view based on the multimedia data; loading webpage data of a webpage to be displayed based on the webpage view, and rendering the webpage view based on the loaded webpage data; and when the loading progress of the webpage meets the target condition, hiding and displaying the native view. The native view is created on the upper layer of the webpage view, the custom page is loaded based on the native view, and the computer equipment displays the custom page before the loading progress of the webpage meets the target condition, so that a user is prevented from seeing a white screen for a long time, and the jump-out rate of the webpage is reduced.
Owner:BEIJING SANKUAI ONLINE TECH CO LTD

Animal excrement drying device and animal excrement drying method

The invention discloses an animal excrement drying device and an animal excrement drying method. The animal excrement drying device comprises a drying chamber body, a plurality of screens, hot air devices, an excrement compression device and vibration motors. The drying chamber body is a space formed by enclosure of a bottom plate, a cover plate and side plates; the screens are parallel to the bottom plate of the drying chamber body and arranged inside the drying chamber body; side walls, below each screen, of the drying chamber body are symmetrically provided with the hot air devices; each vibration motor used for making the corresponding screen vibrate is fixedly arranged between each hot air device on one side and the corresponding screen; the excrement compression device is arranged under the drying chamber body. The animal excrement drying device has advantages that due to drying through electric energy, influences of natural environments are avoided, and excrement treatment is unaffected under any weather conditions.
Owner:YULIN UNIV

Electric wheelchair with leg rehabilitation function

The invention discloses an electric wheelchair with a leg rehabilitation function. The electric wheelchair comprises a chair body, wherein brackets which are symmetrical in left and right positions are fixedly arranged on the lower surface of the chair body; small wheels are rotatably connected to the lower ends of the brackets; a sitting cavity is kept in the upper surface of the chair body; a rotating plate mechanism, which is used for holding articles, is arranged in the sitting cavity; a rotating plate is hinged at the right end of the chair body; and through cavities are kept in the leftand right surfaces of the rotating plate. The electric wheelchair can be used for conducting circulating and reciprocating activity training on knee joints, and meanwhile, the electric wheelchair canalso be used for intermittently massaging muscles of shanks, so that leg muscle degeneration of a patient, which is caused by sitting on the wheelchair for a long time, can be prevented; meanwhile, massaging and joint training cannot affect the advancing of the wheelchair; in addition, the patient subjected to massaging and training can lean against the sitting cavity to read books or a tablet computer, and the circumstance that the wheelchair turns backwards due to lifting of the legs can be prevented; and meanwhile, a storage plate can be also horizontally placed and can be used for such purposes as eating and the like.
Owner:福州市连江县邦顺科技有限公司

Anti-collision protection device for laser welding of swing head

The invention provides an anti-collision protection device for laser welding of a swing head. The anti-collision protection device comprises a swing head main body and further comprises a swing head protection window, a first protection device, a second protection device and an anti-collision protection inductor, wherein the swing head protection window is arranged at the lower end of the swing head main body; the first protection device is connected to the lower end of the swing head protection window and is used for achieving impact dropping in the X and Y directions; the second protection device is connected to the lower end of the first protection device and is used for achieving impact lifting in the Z direction; and the anti-collision protection inductor is arranged on the swing headprotection window and is used for sensing whether the first protection device and the second protection device are impacted or not, and the anti-collision protection inductor is electrically connected with a control host of welding equiopment. According to the anti-collision protection device, the simultaneous collision avoidance of the X, Y and Z directions can be achieved, even if the swing head is impacted, the swing head can also recover quickly, and the progress of a project cannot be affected; and after the impact occurs, the equipment can give an alarm for a first time, so that the equipment is stopped, secondary damage to the equipment is avoided, and the occurrence of production safety accidents in the field is reduced.
Owner:SHENZHEN DADE LASER TECH CO LTD

An assembled prefabricated road subgrade fixture

The invention discloses a clamp for assembly type prefabricated road subgrade. The clamp for the assembly type prefabricated road subgrade comprises a first main girder, a second main girder, lifting rings, a first inserted plate, and a second inserted plate. One end of the first main girder is in movable connection with one end of the second main girder; the lifting rings are arranged on the first main girder and / or the second main girder; the first inserted plate is arranged at the other end of the first main girder, and the second inserted plate is arranged at the other end of the second main girder; the movable connection is used to adjust the length of the two ends of the first main girder and the two ends of the second main girder; the first inserted plate and the second inserted plate are arranged oppositely, and form included angles with the side surface of a clamped subgrade block downwards; a plurality of location holes are formed in the corresponding places of the first main girder and the second main girder; and the location holes are used to make the first main girder and the second main girder be connected in a relatively fixed mode. The clamp for the assembly type prefabricated road subgrade is not only applicable for subgrade blocks with different sizes, but also simple and convenient to install and use.
Owner:ZHONGTAI INT HIGH NEW TECH CO LTD

An anti-collision protection device for laser welding with swing head

The invention provides an anti-collision protection device for laser welding of a swing head. The anti-collision protection device comprises a swing head main body and further comprises a swing head protection window, a first protection device, a second protection device and an anti-collision protection inductor, wherein the swing head protection window is arranged at the lower end of the swing head main body; the first protection device is connected to the lower end of the swing head protection window and is used for achieving impact dropping in the X and Y directions; the second protection device is connected to the lower end of the first protection device and is used for achieving impact lifting in the Z direction; and the anti-collision protection inductor is arranged on the swing headprotection window and is used for sensing whether the first protection device and the second protection device are impacted or not, and the anti-collision protection inductor is electrically connected with a control host of welding equiopment. According to the anti-collision protection device, the simultaneous collision avoidance of the X, Y and Z directions can be achieved, even if the swing head is impacted, the swing head can also recover quickly, and the progress of a project cannot be affected; and after the impact occurs, the equipment can give an alarm for a first time, so that the equipment is stopped, secondary damage to the equipment is avoided, and the occurrence of production safety accidents in the field is reduced.
Owner:SHENZHEN DADE LASER TECH CO LTD

Steel bell socket arc shearing culvert for jacking construction

InactiveCN105133511AWith strong impermeabilityWith shock resistanceArtificial islandsGround-workEarthquake resistanceRebar
The invention discloses a steel bell socket arc shearing culvert for jacking construction. The steel bell socket arc shearing culvert comprises two top plates and side plates made of concrete. An anti-permeability steel plate, longitudinal bars and distribution steel bars are embedded into the arc shearing culvert composed of the top plates and the side plates. The two end faces of the arc shearing culvert are each provided with a steel bell and a steel socket. Compared with the prior art, various pipelines can be comprehensively installed inside the arc shearing culvert, and the existing phenomenon that only one pipe and one line exist is changed. The cross section of the arc shearing culvert is rectangular generally, corners of joint zones are arc, and the arc shearing culvert has the high permeability resistance and earthquake resistance, can resist uneven settlement of a foundation, adopts curved type deformation as main horizontal deformation, achieves multiple functions, and achieves the effects of being safe and durable, lowering the civil engineering cost and installation cost, and shortening the construction period.
Owner:SICHUAN GUOTONG CONCRETE PROD +1

Retaining wall drain pipe reversed filter structure

The invention provides a retaining wall drain pipe reversed filter structure. The retaining wall drain pipe reversed filter structure comprises a water collecting part and a filter part fixed to the water collecting part. The filter part is a filter bag filled with a filter material. The combined face of the filter part and the water collecting part is a slope. At least one guide blind hole allowing a drain pipe to be inserted therein is formed in the low side corresponding to the slope between the filter part and the water collecting part. The water collecting part and the filter part are fixed into a whole, and the guide blind holes are formed in the low side of the combined face of the filter part and the water collecting part. In the using process, the drain pipe is inserted into the guide blind holes, the retaining wall drain pipe reversed filter structure is installed on the drain pipe, and filtered water of the inner side of a retaining wall flows downwards along the inclined combined face between the water collecting part and the filter part to the guide blind holes, enters the drain pipe, and is drained to the outer side of the retaining wall. The retaining wall drain pipe reversed filter structure can be quickly mounted or demounted on the premise that the filter and water collecting effects are guaranteed without at the same time of retaining wall construction, the construction progress of the retaining wall is not affected, and use is very convenient.
Owner:STATE GRID CORP OF CHINA +2

Message processing method and device

The invention provides a message processing method. The method is used for improving test efficiency. The method comprises the steps of when it is detected that a current state is a first state, storing an input message to a message database and sending the input message to a server; receiving an output message which is returned by the server and corresponds to the input message and storing an output message corresponding to the input message to a message database; and when the current state is a second state, if the output message corresponding to the input message exists in the message database, obtaining the output message corresponding to the input message. The invention also discloses a message processing device.
Owner:AGRICULTURAL BANK OF CHINA

A shield machine propulsion device

The present invention aims to overcome at least one defect of the prior art, and provides a shield machine propulsion device, so as to reduce the manufacturing cost of the support and improve the construction efficiency. It includes at least two detachably connected supports from head to tail to form a support group, and the shield machine is placed on the support group, wherein the propulsion direction of the shield is the head end, and the tail end of the support group is provided with a reaction force member . The invention realizes the recycling of the support through the detachable head-to-tail connection support. The shield machine is placed on the support, and the shield machine is pushed forward through the reaction member, and moves toward the head end relative to the support. When the shield machine moves at least a distance from the support, the support at the tail end It can be disassembled and moved to the head end to realize the recycling of the support. The operation method of the propulsion device of the present invention is simple, and because the method of dismounting and installing the support is simple, the dynamic recycling of the support during the propulsion process of the shield machine can be realized, and efficient construction can be realized.
Owner:上海弥涅科技有限公司

Control device for guide catheter and angiographic catheter

PendingCN114796797AImprove stabilitySolve the problem of cumbersome disinfectionMedical devicesCatheterRotation controlBiomedical engineering
The invention discloses a control device for a guide catheter and an angiographic catheter. The control device comprises a disposable consumable and a pushing device, the disposable consumable pushing device comprises a front end device and a rear end device, the front end device is composed of two fingerstalls of the same structure, and the rear end device comprises a Y valve and a small motor suite fixed to the Y valve. The pushing device is used for controlling movement of the catheter and comprises a base device, an arm device and a finger device. The problems that at the present stage, no pushing and rotating control device suitable for an interventional operation robot to a guide catheter or an angiographic catheter exists, disinfection of the pushing control device is tedious, the catheter pushing control device is too large in size and complex in installation operation, catheter pushing control is inaccurate and prone to slipping, and force feedback and other safety protection devices are lacked are solved. And simultaneous propulsion and rotation cannot be realized.
Owner:BEIJING WEIMAI MEDICAL EQUIP CO LTD

An adjustable punch die and its processing method

The invention discloses an adjustable punch die, which comprises an upper mold frame and a lower mold frame, the lower mold frame is arranged below the upper mold frame, and a shock absorbing block is fixedly connected to the upper surface of the lower mold frame, so that The upper surface of the shock absorber is fixedly connected with a mounting plate, the upper surface of the mounting plate is fixedly connected with a guide tube, the inner wall of the guide tube is slidably connected with a guide column, and the top of the guide column is connected to the lower surface of the upper mold frame. Fixed connection; the present invention also proposes a processing method for an adjustable punch mold, which includes the following steps: S1. Before the mold is installed, the upper fixing block can be opened, the punch body can be taken out and replaced, and the mold can be installed on the hydraulic press Time. The punch adjustable die, by setting the upper fixed block, the compression spring and the lower fixed block, is convenient to open the upper fixed block when the mold is maintained, and the lower fixed block can be opened to replace the punch body when the mold is working, so that the The replacement of the upper mold body is more convenient and will not affect the progress of production.
Owner:KUNSHAN SHENGFENG ELECTRONICS TECH

A shield machine propulsion method

ActiveCN110094209BEasy to operateRealize dynamic recyclingTunnelsEngineeringMachine
The present invention aims to overcome at least one defect of the prior art, and provides a shield machine propulsion method, so as to reduce the manufacturing cost of the support and realize the purpose of recycling the support. The method includes: S1: placing the shield machine on the support group, keeping the forward direction of the shield machine parallel to the support; connecting the outer end of the horizontal push cylinder of the shield machine to the reaction member; S2: starting the shield machine push the horizontal push cylinder of the shield machine, and push the shield machine to slide along the direction of the head end; S3: When the shield machine is completely separated from at least the first support, stop the horizontal push cylinder of the shield machine from extending, and connect the horizontal push cylinder of the shield machine with the Separation of the reaction force member, separating the first support from the second support; S4: shrink the horizontal push cylinder, shrink the horizontal push cylinder to connect the reaction force member of the second support; S5: move the separated first support Install and fix to the head end of the support group; S6: Repeat steps S2, S3, S4, and S5 in a cycle to push the shield machine to the designated position. The method of the invention is simple to operate and can realize dynamic recycling of the support.
Owner:中交二公局第四工程有限公司 +1

Tray loading structure for cylindrical workpieces

InactiveCN101704455BNeatly lined upOrderly fullLoading/unloadingControl systemEngineering
The invention discloses a tray loading structure for cylindrical workpieces. One side of a tail end of a cylindrical workpiece conveyor belt is horizontally provided with an extractable subplate, and a push rod of which the length is matched with the width of the extractable subplate is arranged on the other side of the tail end of the cylindrical workpiece conveyor belt; one side of the extractable subplate is connected with a subplate pneumatic device; the other side of the push rod is provided with a push rod pneumatic device; a lateral side of a position before the conveyer belt passes the extractable subplate and the push rod is provided with a counter; a movable check block and a fixed check block are orderly arranged above the tail end of the conveyor belt along the advancing direction; the movable check block is connected with a check block pneumatic device; the check block pneumatic device and the movable check block are integrally arranged on a parallel translating mechanism; and the counter, the check block pneumatic device and the parallel translating mechanism are connected with a control system. The tray loading structure can automatically count and sort the cylindrical workpieces, and can greatly improve boat loading efficiency after the tray loading structure is applied to a boat loading system for the cylindrical workpieces.
Owner:CHONGQING UNIV

Transponder information identification method and system

The invention relates to a transponder information identification method, which comprises the following steps of: setting a beacon identifier in a transponder message, configuring transponder identification information containing the beacon identifier in vehicle-mounted equipment, identifying the transponder message by the vehicle-mounted equipment according to the transponder identification information, and shielding the transponder message. According to the transponder information identification method and system, the train control on-board equipment can read or ignore the specific transponder information, the transponder does not need to be frequently replaced in the test process, and it is guaranteed that the change of the transponder information of an existing route does not affect the train running progress and running safety.
Owner:CRSC RESEARCH & DESIGN INSTITUTE GROUP CO LTD +1

A construction method for the reverse landing conversion of section steel cantilevered scaffolding

The invention discloses a reverse landing conversion construction method of a sectioned steel cantilevered scaffold. The method comprises the following steps: erecting a sectioned steel cantilevered scaffold, downwardly adjusting the adjusting nut of an adjustable base, removing the cantilevered section steel, erecting a floor-to-ceiling scaffold, and landing The scaffolding pole is connected with the cantilevered scaffolding pole to gradually improve the scaffolding body. The cantilevered steel scaffolding is converted when the backfill of the foundation pit is completed. During the conversion, the cantilevered steel is removed one by one and the vertical rods on the cantilevered steel are connected one by one. The invention supports the direct erection of 1-2 story steel cantilevered scaffolds with a height of no more than 9m without occupying the working face of the foundation pit fertilizer tank in the early stage. Under the premise, floor scaffolding is still used. This will not affect the backfilling progress of the foundation pit, which is conducive to shortening the construction period and avoiding multiple holes in the outer wall of the building when all cantilevered steel scaffolding is used.
Owner:北京经开亦成建设工程有限公司

A mortise joint load-bearing support frame

ActiveCN106013767BAdd additional bending momentAvoid lowering the bearing capacityScaffold connectionsBending momentSupport plane
The invention discloses a mortise joint bearing supporting frame which comprises a vertical rod, horizontal transverse rods and inclined rods. The vertical rod is provided with connection seats, the connection seats are internally provided with automatic locking devices, the ends of the horizontal transverse rods and the ends of the inclined rods are provided with connection tenons, the connection tenons are arranged in the connection seats, the automatic locking devices fix the connection tenons, and the center lines of the horizontal transverse rods and the center lines of the inclined rods intersect at a point on the vertical rod center line. Mortise joint nodes are adopted, the ends of the horizontal transverse rods and the ends of the inclined rods are provided with the connection tenons, the connection tenons are inserted into the connection seats, the effects of being convenient to assemble and disassemble, safe and reliable are achieved, each node can be connected with 16 rod pieces at most, the center lines of the rod pieces intersect at one point, the result is completely consistent with calculation diagram assumption, the situation that the additional bending moment of the rod pieces is increased due to eccentricity, so that bearing force is lowered is avoided, meanwhile sporadic parts do not exist, and influences on the progress due to losing of the parts is avoided.
Owner:浙江中南绿建科技集团有限公司

A weighing device, conveying device and method for steel rolling production

The invention relates to a weight measuring device for steel rolling production and a conveying device and method. A length measuring device, an outline scanner and a control system are included. Theoutline scanner is arranged in the middle of a roller way conveying line and can allow a to-be-measured part to get through and scan the section shape of the to-be-measured part. The length measuringdevice comprises a metal detector arranged on one side of the roller way conveying line. The metal detector can detect whether the to-be-measured part reaches a detection position of the metal detector. The length measuring device further comprises a coded disc coaxial with an output shaft of a driving motor. The coded disc can detect the rotation angle of the output shaft of the driving motor. According to the weight measuring device for steel rolling production and the conveying device and method, the arrangement of a conveying roller way equal to the to-be-measured part in length and a weight measuring element can be avoided, the staying time of the to-be-measured part on the roller way is reduced, the influence on rolling quality is avoided, and the weight of the to-be-measured part with a large length numerical value can be measured.
Owner:BERIS ENG & RES CORP

Novel plastic film mulching machine

The invention relates to the technical field of agricultural machines, in particular to a novel plastic film mulching machine. The novel plastic film mulching machine comprises a frame, a front wheelset, a furrow opener set, a film paying-off roll, a film pressing wheel set and a soil covering device set, wherein the front wheel set, the furrow opener set, the film paying-off roll, the film pressing wheel set and the soil covering device set are sequentially arranged on the frame; the front wheel set comprises front wheels arranged at the two ends of the frame respectively, and a driving connecting shaft is connected between the front wheels; the furrow opener set comprises furrow openers arranged at the two ends of the frame respectively, the furrow openers are provided with stopping frames, and the front wheels are arranged inside the stopping frames; the soil covering device set comprises soil covering devices arranged at the two ends of the frame respectively, a driven connectingshaft is arranged between the soil covering devices, and the driven connecting shaft and the driving connecting shaft are connected through gear chain structures; the soil covering devices comprise rotary shafts and soil covering wheels arranged on the rotary shafts through eccentric holes, and soil digging scoops are arranged at the parts, closes to the eccentric holes, of the side faces of the soil covering wheels; the rotary shafts are connected with the driven connecting shaft through umbrella-shaped gear structures. With the novel plastic film mulching machine, the side edges of films canbe pressed tightly into soil, and it is prevented that since the films are lifted by wind, and as a result follow-up planting is affected.
Owner:福清市冠盛蔬菜种植农民专业合作社

Deep-rhizome crop harvester

The invention relates to a deep-rhizome crop harvester. The deep-rhizome crop harvester comprises a rack, a transmission device, a deep excavation device and a transport device, wherein the transmission device provides power for a main shaft of the deep excavation device so that the main shaft rotates; the deep excavation device further comprises a supporting frame, a driven shaft, at least one ridge cutting mechanism and at least two ditching mechanisms, the end, close to the rack, of the supporting frame is provided with the main shaft, the end, close to the rack, of the supporting frame isrotationally connected with the rack, the end, away from the rack, of the supporting frame is provided with the driven shaft and connected with the transport device, the ridge cutting mechanism is fixed on the driven shaft and rotates along with the driven shaft; each ditching mechanism comprises a large chain wheel, a ditching chain with a chain cutter and a small chain wheel, the large chain wheel is fixed on the main shaft, the small chain wheel is fixed on the driven shaft, the ditching chain drives the small chain wheel to rotate, the ridge cutting mechanism is arranged between the smallchain wheels of the adjacent two ditching mechanisms, and the ridge cutting mechanism is provided with blades used for cutting ridges. The deep-rhizome crop harvester has the advantages of good excavation quality and high harvesting efficiency.
Owner:QINGDAO TECHNOLOGICAL UNIVERSITY

Weight measuring device for steel rolling production and conveying device and method

The invention relates to a weight measuring device for steel rolling production and a conveying device and method. A length measuring device, an outline scanner and a control system are included. Theoutline scanner is arranged in the middle of a roller way conveying line and can allow a to-be-measured part to get through and scan the section shape of the to-be-measured part. The length measuringdevice comprises a metal detector arranged on one side of the roller way conveying line. The metal detector can detect whether the to-be-measured part reaches a detection position of the metal detector. The length measuring device further comprises a coded disc coaxial with an output shaft of a driving motor. The coded disc can detect the rotation angle of the output shaft of the driving motor. According to the weight measuring device for steel rolling production and the conveying device and method, the arrangement of a conveying roller way equal to the to-be-measured part in length and a weight measuring element can be avoided, the staying time of the to-be-measured part on the roller way is reduced, the influence on rolling quality is avoided, and the weight of the to-be-measured part with a large length numerical value can be measured.
Owner:BERIS ENG & RES CORP

Mortise joint bearing supporting frame

ActiveCN106013767AAdd additional bending momentReduce load capacityScaffold connectionsEngineeringBending moment
The invention discloses a mortise joint bearing supporting frame which comprises a vertical rod, horizontal transverse rods and inclined rods. The vertical rod is provided with connection seats, the connection seats are internally provided with automatic locking devices, the ends of the horizontal transverse rods and the ends of the inclined rods are provided with connection tenons, the connection tenons are arranged in the connection seats, the automatic locking devices fix the connection tenons, and the center lines of the horizontal transverse rods and the center lines of the inclined rods intersect at a point on the vertical rod center line. Mortise joint nodes are adopted, the ends of the horizontal transverse rods and the ends of the inclined rods are provided with the connection tenons, the connection tenons are inserted into the connection seats, the effects of being convenient to assemble and disassemble, safe and reliable are achieved, each node can be connected with 16 rod pieces at most, the center lines of the rod pieces intersect at one point, the result is completely consistent with calculation diagram assumption, the situation that the additional bending moment of the rod pieces is increased due to eccentricity, so that bearing force is lowered is avoided, meanwhile sporadic parts do not exist, and influences on the progress due to losing of the parts is avoided.
Owner:浙江中南绿建科技集团有限公司

Fabricated part grouting layer plugging method and fabricated part connection construction method

The invention relates to a fabricated part grouting layer plugging method and a fabricated part connection construction method. The fabricated part grouting layer plugging method comprises the following steps that after a binding wire bypasses a pre-embedded steel bar of a lower part, the two end parts of the binding wire penetrate through a plugging piece which is placed on the outer side of the grouting layer between an upper part and a lower part in advance, and the bottom surface of the plugging piece is in contact with the lower part; and the two parts, penetrating through the two parts of the plugging piece, of the binding wire are bound, the plugging piece is pressed on the side face of the upper part which is hoisted in advance through wire joints formed after binding, the grouting layer is plugged through the plugging piece. The fabricated part grouting layer plugging method is high in construction speed, and the engineering quality is guaranteed.
Owner:山东建科特种建筑工程技术中心有限公司 +1
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