5243results about How to "Play a guiding role" patented technology

The invention relates to an arc-shaped cutting anastomat comprising an anastomosis nail shaping mechanism, a nail pushing assembly, a trigger handle, a nail supporting seat, a base of the nail supporting seat, a knife cushioning ring and two splints, wherein the nail pushing assembly comprises a cutting knife, a nail pushing sheet, a nail bin and a guide post; the end of the nail pushing sheet and both sides of the cutting knife are respectively provided with a plurality of inner nail pushing dental sheets which are near the cutting knife and a plurality of outer nail pushing dental sheets which are far away from the cutting knife; the cutting knife and the nail pushing sheet are injected and molded at a time to be fixed together; the outer side of the each outer nail pushing dental sheet on the nail pushing sheet is provided with a reinforcing rib; the inner side of each nail pushing dental sheet on the nail pushing sheet is provided with a reinforcing rib; both ends of the first guide surfaces of the nail pushing dental sheets are respectively connected with the first contact surfaces and the second contact surfaces of the nail pushing dental sheets through concave arc-shaped connecting surfaces, and both ends of the second guide surfaces thereof are respectively connected with the first contact surfaces and the second contact surfaces through the concave arc-shaped connecting surfaces; and the first contact surfaces and the second contact surfaces are respectively in contact with the inner walls of the nail pushing dental sheet holes of the nail bin. The invention has the advantages of good trigger anastomosis shaping effect and high safety.

The invention relates to an arc-shaped cutting anastomat comprising an anastomosis nail shaping mechanism, a nail pushing assembly, a trigger handle, a nail supporting seat, a base of the nail supporting seat, a knife cushioning ring and two splints, wherein the nail pushing assembly comprises a cutting knife, a nail pushing sheet, a nail bin and a guide post; the end of the nail pushing sheet and both sides of the cutting knife are respectively provided with a plurality of inner nail pushing dental sheets which are near the cutting knife and a plurality of outer nail pushing dental sheets which are far away from the cutting knife; the cutting knife and the nail pushing sheet are injected and molded at a time to be fixed together; the outer side of the each outer nail pushing dental sheeton the nail pushing sheet is provided with a reinforcing rib; the inner side of each nail pushing dental sheet on the nail pushing sheet is provided with a reinforcing rib; both ends of the first guide surfaces of the nail pushing dental sheets are respectively connected with the first contact surfaces and the second contact surfaces of the nail pushing dental sheets through concave arc-shaped connecting surfaces, and both ends of the second guide surfaces thereof are respectively connected with the first contact surfaces and the second contact surfaces through the concave arc-shaped connecting surfaces; and the first contact surfaces and the second contact surfaces are respectively in contact with the inner walls of the nail pushing dental sheet holes of the nail bin. The invention has the advantages of good trigger anastomosis shaping effect and high safety.

The invention discloses a BIM-based track engineering construction progress information management method. The method comprises the following steps: S1, establishing a three-dimensional simulation model of a to-be-constructed track construction based on BIM (Building Information Modeling); S2, establishing primitive information links for a construction progress plan and the three-dimensional simulation model in the S1, integrating time dimensions and forming a 4D progress visualization model; S3, applying the 4D progress visualization model to dynamic monitoring of the to-be-constructed trackconstruction, and comparing the actual construction progress and quality with the 4D progress visualization model to confirm consistency; if the actual construction progress and quality with the 4D progress visualization model are not consistent, carrying out S4: analyzing reasons of construction progress delays or poor quality; if the actual construction progress and quality with the 4D progressvisualization model are consistent, continuing S5: performing dynamic monitoring on each stage of the to-be-constructed track construction until the construction is completed. The method has the following advantages: the construction progress, related resources, the construction quality, site arrangement or the like can be comprehensively taken into consideration, plans can be formulated reasonably, resource utilization can be optimized, better dynamic monitoring and management of the whole construction progress can be realized, closed-loop feedback can be realized, and the efficiency can be improved.

The invention relate to a control technique of the rolling process of a rolling steel. The invention discloses a control method of a rough rolling intermediate billet camber. The control method combines a position control with a pressure control; in a multi-pass rolling of the positive-pass and reverse-pass of a roughing mill, the camber generation of the intermediate billet is restricted. The control method of the invention can reduce the additional value of the openness of a side guide plate, leads the flexible deformation of the intermediate billet between the inlet and the outlet of the roughing mill in the horizontal direction to be restricted by the side guide plate, reduces the camber of the intermediate billet, and prevents the severe abrasion which is caused by the long-term contact of the side guide plate and the intermediate billet.

The invention relates to a portable personal health monitor and a method thereof for monitoring personal health. The portable personal health monitor comprises a hand-held shell structure which is internally provided with an input unit, a storage unit, a processing unit and an output unit, wherein the input unit is used for inputting user personal information and data information related to nutrition, at least one database for storing data information with different purposes is supported by the storage unit, the processing unit is used for processing the data information according to user commands and a plurality of preset function programs, and the output unit is used for outputting the information according to processed result data and an appointed output mode.

The invention provides an intelligent television interface switching control method and control apparatus. The intelligent television comprises multiple interfaces, the multiple interfaces are arranged to form an interface queue according to a preset order, and when the intelligent television is at any one interface, the method comprises: receiving a control signal and performing parsing; if the control signal is interface switching, determining the position and switching direction of the current interface in the interface queue; based on the position of the current interface in the interface queue, determining whether a target interface which can be switched to exists in the switching direction; and if it is determined that there is not such a target interface, displaying preset animation to remind that the current interface cannot execute switching operation in the switching direction any more. According to the intelligent television interface switching control method and control apparatus, when a target interface does not exist in the switching direction of a current interface, a user is reminded that switching operation cannot be executed any more so that while the user is guided, the interface switching efficiency of the user is also improved.

The invention discloses a self-wringing flat plate mop, which comprises a mop rod and a flat plate mop head, wherein mop cloth can be arranged on the back surface of the flat plate mop head; a smoothing sleeve capable of sliding up and down is arranged on the mop rod in a sleeving way; a smoothing head is arranged at the lower end of the smoothing sleeve, and is provided with a penetration opening; a wringing mechanism is arranged on the bottom surface of the penetration opening; the flat plate mop head can be inserted into the penetration opening after rotating to be parallel to the mop rod; when the smoothing head is at a high position, the flat plate mop head is separated from the penetration opening, and when the smoothing head is at a low position, the lower end of the flat plate mop head is inserted into the penetration opening; when the smoothing sleeve is upwards pulled, the mop cloth on the back surface of the flat plate mop head is wrung through the wringing mechanism; the smoothing head transversely extends, so that the smoothing head also serves as a base when being at the low position, the lower end of the flat plate mop head parallel to the mop rod is inserted into the penetration opening, and the mop can be vertically arranged. According to the self-wringing flat plate mop, the whole mop (comprising the flat plate mop head) can be vertically arranged after being wrung, so that the mop cloth on the flat plate mop head is conveniently air-dried, and is prevented from being in contact with the ground again and getting dirty.

The invention relates to automatic rubber hose cutting equipment and an automatic rubber hose cutting technology. The automatic rubber hose cutting equipment comprises a bottom plate, a supporting device and a cutting device, and the supporting device and the cutting device are sequentially installed on the bottom plate from left to right; the supporting device comprises a fixing plate, a fixed frame, a movable air cylinder, an inner wall supporting mechanism and an outer wall supporting mechanism; the cutting device comprises a linear guide rail, an electric sliding block, a working plate, aworking gear, a driving gear, a driving motor, a rotating ring, a rotating gear, a rotating motor, a supporting air cylinder, a supporting plate, a rotating rod, a sliding frame, a mounting frame, a cutting motor and a cutting blade. The invention further provides a using method of the automatic rubber hose cutting equipment. The equipment and the technology can solve the problems that in an existing rubber hose cutting process, the labor cost is high, the working efficiency is low, the cutting surface is not smooth, safety hidden hazards exist and the surface of a rubber hose is easily scratched, and the function of automatically cutting the rubber hose can be achieved.

The invention discloses a welding tool for production of an automobile seat framework. The welding tool for production of the automobile seat framework comprises a base (1), a feed clamping device, two side section clamping devices and a supporting bar clamping device, wherein the feed clamping device is provided with a sleeve (14) in advance and pushes the sleeve to the position above a slope (50) of the bottom section of a U-shaped bent pipe (2) in the automobile seat framework, the two side section clamping devices are used for fixedly clamping two side sections of the U-shaped bent pipe (2), and the supporting bar clamping device is used for fixedly clamping a first supporting bar (3) and a second supporting bar (4) so that the two ends of the first supporting bar (3) and the two ends of the second supporting bar (4) can be in fixed lap joint to the two side sections of the U-shaped bent pipe (2) correspondingly. By the adoption of the structure, the U-shaped bent pipe, the first supporting bar and the second supporting bar can be fixedly clamped, and therefore the welding tool for production of the automobile seat framework can guarantee fixed clamping of the U-shaped bent pipe and the welding precision and the product consistency of the first supporting bar and the second supporting bar during automatic welding.

The invention provides a topic word-based language generation method; a traditional Seq2Seq model is used to train context and descriptors, intermediate level information ci corresponding to implicit level information of input Xi is calculated at a model encoding portion, word vectors of the descriptors are used to generate intermediate level information oi through an attention mechanism, and the information ci and oi are subjected to joint influencing through a structure combined with the attention mechanism to finally generate a sequence regarding both the context and the descriptors. The topic word-based language generation method provided herein has the advantages that generated text is smoother and highly diversified, conveniences are brought to users, and potential users are guided in purchase deciding.

The invention relates to a one-key deployment method and device for a cloud system. The one-key deployment method for the cloud system comprises the steps that a resource providing server is set up in the cloud computing environment at first; an installation resource package and a DHCP service are set up in the resource providing server, wherein the installation resource package comprises configuration files of a pre-deployed host machine or virtual machine, and an installation package and an additional application software package of an operating system; the installation resource package of the resource providing server is obtained from the cloud environment in the nodes of the pre-deployed host machine or virtual machine through guide files comprising kernel guide information and installation paths; one-key deployment is conducted on the content in the obtained installation resource package, and the operating system and the application environment of the host machine or virtual machine are installed. According to the one-key deployment method and device for the cloud system, the operating system and the application environment of the host machine or virtual machine can be deployed in a unification, centralization, speediness and one-key mode.

The invention provides a push pipe construction method and a push pipe device, and belongs to the technical field of architectural engineering equipment. The technical problems such as low construction efficiency of the conventional push pipe construction method are solved. The construction method comprises the following steps: a, digging a well; b, mounting equipment; c, jacking a drill head of the push pipe; d, jacking a pipeline; e, pumping mud; f, taking out a machine head, and the like. The push pipe device comprises jacks, a jack bracket, a sliding rail and a push pipe drill head, wherein the jacks are arranged on the jack bracket; the push pipe drill head is arranged on the sliding rail; telescopic rods of the jacks are towards the push pipe drill head; a circular back is arranged between the jacks and the push pipe drill head, and the circular back is attached to the end part of the push pipe drill head; the front end of the push pipe drill head is connected with a water inlet pipe and a mud outlet pipe, and hoisting equipment is also arranged above the sliding rail. According to the invention, in the process of jacking, water can be injected into the front end of the push pipe drill head through the water inlet pipe, excavated soil is changed into slurry by water currents, the slurry is discharged out of the mud outlet pipe, and the soil discharging efficiency is improved.

The invention provides a coking raw material applicability classification, comprehensive quality evaluation and coal blending guiding method. According to the method, specific indexes of coking raw materials and the mass index of solid products obtained from coking of the coking raw materials are integrated into three single indexes including caking capacity, coking capacity and a thermal property index according to the corresponding relations with coke quality indexes, and applicability classification is performed on the coking raw materials; the three single indexes are then integrated with ash content and sulfur content value indexes into an comprehensive capacity index, and six price-performance ratio indexes are formed through correlation between the three single indexes, the one comprehensive capacity index, the ash content and sulfur content value indexes and the price; after the applicability classification, coking coal blending is performed according to the three single indexes of the coking raw materials, the one comprehensive capacity index and the ash content and sulfur content value indexes, the six indexes for coal blending are controlled to be within plus / minus e%*a reference scheme score (e ranges from 5 to 10), the price-performance ratio of the six indexes for coal blending is calculated, an optimal coal blending scheme is determined, and refined and optimized coal blending is realized.

The invention discloses an intelligent auditing method and system based on big data. The method comprises the steps of data acquisition, acquiring cloud auditing basic data including dynamic data associated with an enterprise and market big data according to an auditing project, updating basic data on a real-time basis; data processing, processing the basic data to obtain first data for data analysis; data analysis, analyzing the first data according to auditing requirement based on corresponding auditing model to obtain second data which are used for enterprise production and operation decision making and management; and data storage, storing the second data in a distributed cloud storage means for future calling. The method and system realizes on-line auditing, and dynamic data and market big data are acquired through on-line searching. On-line dynamic auditing is realized, and data which are used for enterprise production operation decision making and management can be obtained by processing data according to auditing requirement based on corresponding auditing model. The benefit of an enterprise is taken into consideration, and real-time and high-efficient service can be provided for the enterprise lifecycle.

The invention discloses an automatic assembly machine of a slide rail. The automatic assembly machine comprises a rack provided with an assembly station, a circuit controller arranged on the rack, and an inner rail moving glue mounting mechanism, a middle rail bead nest mounting and oil smearing mechanism, a middle rail check block mounting and inner rail sleeving mechanism, a middle rail assembly outer bead strip mounting and outer rail sleeving mechanism and a slide rail outputting mechanism which are arranged on the rack and are electrically connected with the circuit controller. Compared with the prior art, the automatic assembly machine has the advantages that integrated layout is reasonable, the space is saved, automation degree is high, production process is coherent, and production efficiency can be improved.

The method provided by the invention comprises the following steps: a machine body, a walking part, a lifting part, a reciprocating pounding part and the like are arranged; a pounding guide element and the like are arranged on a pounding guide device; pounding heads are arranged at two ends of the pounding guide element, so that a power pounding element drives the pounding guide element; the reciprocating pounding part is arranged on the lifting part; the lifting part is arranged on the machine body; and the walking part drives the machine body to move ahead and retreats so as not to turn the machine body to excavate and drop materials forward and backward. Equipment provided by the invention comprises the machine body, the walking part, the lifting part, the reciprocating pounding part and the like; the reciprocating pounding part comprises the pounding guide device, the pounding driving device and the like; the pounding heads are both arranged at two ends of the pounding guide element; the pounding driving device comprises the power pounding element and the like; the power pounding element drives the pounding guide element to move in a reciprocating mode; the pounding guide element drives the pounding heads to pound; the reciprocating pounding part is arranged on the lifting part; the lifting part is arranged on the machine body; the walking part drives the machine body to move ahead and retreat so as not to turn the machine body to excavate and drop materials forward and backward.

The invention discloses an online big data intelligent cloud auditing method and system. The method comprises data acquisition, data processing, data analysis and data storage. During the data acquisition, basic data of cloud auditing are acquired according to auditing items, and the basic data are updated in real time, wherein the basic data include dynamic data associated with enterprises and market big data. During the data processing, the basic data are processed to obtain first data used for data analysis. During the data analysis, the first data are analyzed according to a corresponding auditing model according to auditing demands to obtain second data used for production operation decision management of service enterprises. During the data storage, the second data are stored in a distributed cloud storage mode for later calling. According to the online big data intelligent cloud auditing method and system, online auditing is realized; the dynamic data and the market big data are acquired through online search, so that online dynamic auditing is realized; and the data are processed by adopting the corresponding auditing model according to the auditing demands to obtain the data used for the operation management decision of the service enterprises, so that real-time and efficient services can be provided for full life cycle of the enterprises from enterprise benefits.

The invention discloses an insulator sweeping and detecting robot for a high-voltage power transmission line. The robot comprises an annular frame and a control box; the annular frame is capable of being opened towards the two sides around a rotating shaft and comprises an upper layer bracket, a lower layer bracket and a middle layer bracket, wherein the upper layer bracket and the lower layer bracket are fixedly connected through a plurality of auxiliary brackets; the middle layer bracket is capable of moving up and down through a sweeping layer elevating mechanism; the upper layer bracket is provided with an upper clamping jaw for clamping an insulator; a detecting device is arranged on the upper clamping jaw; the middle layer bracket is provided with a sweeping device and an auxiliary clamping jaw which is used for clamping the skirt section of the insulator; a lower clamping jaw capable of moving up and down through a clamping jaw layer elevating mechanism is also arranged between the upper layer bracket and the lower layer bracket; the annular frame opposite to the rotating shaft is provided with a locking mechanism for locking the closed state of the annular frame; a power supply and a controller which is used for controlling the running and action sequence of a rotating mechanism and a servo motor are arranged inside the control box. The insulator sweeping and detecting robot disclosed by the invention is compact in structure, good in adaptablity, complete in sweeping, high in load capacity and applicable to hot-line sweeping and detection of horizontal and suspension insulator strings.

The invention discloses a foam board addition device which comprises a stacking assembly, a foam board bin, a foam board conveying assembly, a pushing assembly and a control system, wherein the foam board bin is placed on one side of the stacking assembly, and the pushing assembly is installed at the input end of the stacking assembly and used for pushing product groups to the stacking assembly; the foam board conveying assembly comprises a driving motor, a conveying belt, a lifting air cylinder and a contact pin, and the driving motor, the lifting air cylinder and the pushing assembly are all connected with the control system; the stacking assembly is used for clamping two product groups where foam boards are placed. The invention further provides a frequently-used container loader of the foam board addition device and a decoration method of the container loader. The foam board addition device achieves full automatic foam board addition in a product, reduces labor cost, improves production efficiency, and can be used in a random container loader.

The invention relates to building concrete block treatment equipment. The building concrete block treatment equipment comprises a supporting base, supporting columns, a supporting bottom plate, a conveying device, a discharging device, a smashing device, a carrying device and an extruding device. The supporting bottom plate is installed on the top of the supporting base through the supporting columns. The top of the left end of the supporting bottom plate is provided with the conveying device. The discharging device is connected with the supporting bottom plate. The smashing device is installed on the top of the supporting bottom plate. The carrying device is connected with the top of the right end of the supporting bottom plate. The extruding device is installed on the top of the supporting bottom plate. By means of the building concrete block treatment equipment, the problems that when rebar separation is carried out on concrete blocks at present, the labor intensity is large, automatic rebar separation cannot be carried out on the concrete blocks, concrete fragments cannot be controlled to be directly recovered when the concrete blocks are broken, the breaking positions of the concrete blocks are adjusted complexly, rebar recovering needs to be carried out manually, injuring hidden dangers exist when rebars are taken, and the rebars cannot be automatically extruded can be solved.

The invention provides a tableware stamping and automatic feeding device which comprises a pushing device, a rotary feeding device, a storage device and a stamping device. The pushing device comprises a base, a feeding plate and a pushing air cylinder. The pushing air cylinder is installed on the upper surface of the base. A horizontal pushing plate is installed at the front end of the pushing air cylinder. The feeding plate is horizontally arranged on the other side of the base. The storage device comprises a storage groove, fixing rods and bolts. The fixing rods are connected to the front side and the rear side of the feeding plate through the bolts in a threaded mode. The rotary feeding device comprises a rotary motor, a rotary table and two lower die bases arranged on the rotary table in a spaced mode. The output end of the rotary motor is fixedly connected to the center of the rotary table. The stamping device comprises a vertical rod, an upper stamping die and a stamping air cylinder. The stamping air cylinder is arranged at the position, facing the rotary table, of the vertical rod. The lower end of the stamping air cylinder is fixedly connected with the upper stamping die. The tableware stamping and automatic feeding device has the advantages that the working efficiency is improved, and the labor cost and operation dangerousness are lowered.

The invention discloses an anti-twisting type sectional warping machine. The anti-twisting type sectional warping machine comprises a bobbin creel, a yarn fixing rack, a yarn distributing device and a drum, wherein the bobbin creel comprises a rack, yarn guiders, a flexible cover and yarn cone shafts; yarn cones are placed on the yarn cone shafts; the yarn cone shafts are fixed on the rack; each yarn cone shaft is provided with the corresponding yarn guider; and the flexible cover is fixed on the rack and covers the yarn cones. The anti-twisting type sectional warping machine is simple in structure; the circumstance that warp yarns are twisted together and are knotted in a warping process is avoided effectively; and the warping efficiency is improved.

Disclosed is a wind-power-containing eclectic power system unit combination method considering voltage support. The wind-power-containing eclectic power system unit combination method comprises the following steps of setting fluctuation section ranges of technical parameters and cost coefficients, power grid technical and operating parameters, system loads and wind power of a conventional generator unit; forming a system node injection transfer factor matrix according to an association relation between system branch electric reactance and node branches; generating a random scene according to predicted precision and performing scene reduction; setting system operation allowable voltage upper and lower limit values, and load voltage characteristic parameters on nodes to establish a unit combination two-stage optimization model; selecting a complex variable based on a Benders decomposition algorithm, and decomposing the optimization model into a main problem and a sub problem; and performing alternative iteration on the main problem and the sub problem for solving. The wind-power-containing eclectic power system unit combination method can be used for joint decision making for start and stop states and base point power of the conventional generator junta in short-term operating dispatching of the electric power system.

The invention discloses a vacuum direct-current fast circuit breaker which comprises a spring action mechanism box, an insulation pull rod, a permanent magnet, an electromagnet, a lower outgoing lineterminal, a vacuum arc-extinguishing chamber and an upper outgoing line terminal, the end, away from a transmission device, of a dual-arm pull rod is movably connected with the insulation pull rod, abreaking spring is fixedly connected to the end, close to the transmission device, of the dual-arm pull rod, the insulation pull rod penetrates through a fixing piece and a lower pressing plate to befixedly connected with a movable conductive rod, a plurality of contact springs are symmetrically arranged on the upper side of the upper pressing plate, the upper end of the movable conductive rod penetrates into the vacuum arc-extinguishing chamber and is fixedly connected with a moving contact, transverse rods are symmetrically arranged at the two sides of the upper end of the movable conductive rod, the tail ends of the transverse rods are each fixedly provided with a sliding block, the sliding blocks are slidably installed on guiding sliding rails, the guiding sliding rails are fixedly arranged on the two sides on the inner wall of the vacuum arc-extinguishing chamber, and a fixed contact is arranged above the middle of the moving contact; according to the vacuum direct-current fast circuit breaker, by arranging the transverse rods, the sliding blocks and the guiding sliding rails, the guiding effect on movement of the movable conductive rod is achieved, and the phenomenon of clamping of the movable conductive rod is reduced.

The invention discloses a packing device of a battery packaging line. The packing device comprises a frame, a packing container conveying device, a container press device, a battery clamping handling device and a sorting platform. The container press device comprises a press frame, a packing opening is formed in the middle of the press frame, press plates are arranged on the edge of the packing opening, and the press frame is driven through a press frame lifting device; the sorting platform is used for temporarily storing and sorting a well arrayed battery pack; the battery clamping handling device comprises a sliding base which is driven through a driving device; a clamping base is vertically slidably mounted on the sliding base is driven through a clamping component and the lifting device; a plurality of mounting blocks are horizontally and slidably mounted at the bottom of the clamping seat, and each mounting block is provided with a detachable clamping jaw; the mounting blocks are driven to be connected through clamping jaw driving device. By the arrangement, the well arrayed batteries can be sorted through the packing device, then the sorted batteries are clamped to be packed accurately, and stable and normal operation of a battery packing line can be guaranteed.

The invention discloses a clamping spring feeding, pressing and mounting device of a clutch master cylinder. The clamping spring feeding, pressing and mounting device of the clutch master cylinder mainly comprises a locating mechanism, a piston pressing-down mechanism, a piston greasing mechanism, a clamping spring feeding mechanism, a clamping spring guiding mechanism and a clamping spring pressing mechanism. A shell of the clutch master cylinder is fixed by a locating sleeve of the locating mechanism. A piston is pressed and mounted through work of a standard air cylinder by the piston mechanism. The piston greasing mechanism is movably connected below the piston pressing-down mechanism to perform greasing on the piston. Through the work of the standard air cylinder, clamping springs are conveyed out gradually by the clamping spring feeding mechanism. The clamping spring guiding mechanism located under the clamping spring pressing-down mechanism can guide the clamping springs, and under the action of a conical groove, the clamping springs are strung. Finally, the clamping springs are pressed and mounted through the clamping spring pressing-down mechanism. The clamping spring feeding, pressing and mounting device is in linkage mechanically and electrically, the six mechanism are controlled to move on a sliding rail through the standard air cylinder, a limiting mechanism also plays a role, and therefore feeding, pressing and mounting can be automatically completed, and the clamping spring feeding, pressing and mounting device is easy to control and high in pressing and mounting accuracy.

The invention discloses an acetabulum parastyle and posterior column united steel plate. The united steel plate is composed of a main plate, a parastyle steel plate and a baffle which are connected into a whole. At least two threaded holes are formed in the main plate and are arranged along the bow-shaped edge from the proximately-bow-shaped edge face of the fossa iliaca. The axis of each threaded hole is vertical. One side of the main plate is bent downwards and extends to the square area above the ischial spine to form the baffle. The curved surface formed by the lower surface of the baffle and the lower surface of the main plate is matched with the curved surface formed by the corresponding proximately-bow-shaped edge face of the fossa iliaca, the surface of a bow-shaped edge from the front edge of the sacroiliac joint and the surface of the square area above the ischial spine of the acetabulum bone. A plurality of fixed screw holes are formed in the baffle. The parastyle steel plate extends to the ramus superior ossis pubis from one end of the main plate along the surface of the proximately-bow-shaped edge face of the fossa iliaca. A parastyle fixing screw hole is formed in the parastyle steel plate. The bone fracture plate is easy and convenient to operate, high in safety, small in operation wound, and capable of being used for simultaneously drawing in fractured acetabulums of the parastyle and the posterior column.

The invention belongs to the technical field of road design, which relates to a method for determining lengths of upstream transition regions of a construction operation area. The method comprises the steps of: firstly, designing a driver SOAR (state, operator and result) intelligent agent working memory structure, secondly, designing initial long-term memory rules, and establishing a long-term memory rule base of driver SOAR intelligent agent, thirdly, establishing the decision-making period of the driver SOAR intelligent agent, fourthly, establishing a method for evaluating the road network traffic capacity through road network balance degree, and fifthly, setting lengths of different upstream transition regions and different road load coefficients to perform simulation, to obtain the road network balance degree data under lengths of different upstream transition regions of the construction operation area through simulation, and selecting simulation conditions with high balance degrees and good astringency, to obtain lengths of the appropriate upstream transition regions of the construction operation area under different traffic conditions. The method can accurately reflect the influence on the road construction traffic capacity by the lengths of the upstream transition regions of the construction operation area, thereby determining the lengths of the upstream transition regions of the construction operation area.

The invention relates to a systematic detection method for an anti-cracking performance of concrete and in particular relates to a systematic detection method for comprehensively judging the anti-cracking performance of the concrete by detecting an anti-cracking safety coefficient, a shrinkage strain amount, a strength and elastic modulus development curve, a strain concentration point and the restriction degree. The detection method comprises the following steps of detecting a temperature strain parameter of the concrete to judge the anti-cracking safety coefficient of the concrete; detecting a shrinkage strain value of the concrete to judge the shrinkage strain amount of the concrete; detecting the maturity of the concrete to construct the strength and the elastic modulus development curve; simulating and calculating the strain concentration point of the concrete through a central processing unit; detecting a friction coefficient of a concrete entity model to judge the restriction degree of the concrete; comprehensively evaluating the anti-cracking performance of the concrete according to the steps. According to the systematic detection method, the anti-cracking performance of the concrete can be effectively detected, and the manufacturing quality of the concrete is improved, so that the concrete can meet a requirement of a high-standard submarine construction environment.