377results about How to "Prevent collapse" patented technology

The invention discloses a tooth-shaped structure of a bolt fixing tool. The tooth-shaped structure comprises a drive part, a looping part is concavely arranged inside the drive part; the inner periphery of the looping part is a hollow structure and is approximately a polygonal structure, the intersectional angle between edges of the polygonal structure of the looping part are respectively provided with an escape groove, the escape groove is a recessed arc structure, an opening of the escape groove and an opening of the adjacent escape groove take on a straight edge, the straight edge is a lank line section; a top surface is respectively arranged at the center of the straight edges between two adjacent escape grooves, the top surface is in a planar straight line section structure, the top surface is arranged at the straight edge between the two adjacent escape grooves and is superposed on the straight edge; a first groove and a second groove are respectively recessed between the escape groove and the top surface, the first groove is closer to the escape groove, the second groove is closer to the top surface, the first and the second grooves are arranged in line symmetry with another first and second grooves; based on the intermediate vertical line of the distance between the two side walls of the escape groove with the arc structure, the first and the second grooves are arranged in line symmetry with another first and second grooves by the central vertical line of the distance between the two side walls of the arc structure of the escape grooves. The tooth-shaped structure of a bolt fixation tool can not cause slipping and bruting of the bolt fixing part resulting from the stress concentration of point contact.

The invention relates to the technical field of electrical digital data processing, and discloses a lightweight-based multi-modal data enhancement method, which comprises the following steps: acquiring a multi-modal feature tensor; extracting a vector orthogonal projection scalar and determining the novelty; updating the global covariance matrix when the novelty is greater than a redundancy threshold, and maintaining the global covariance matrix in a register state when the novelty is not greater than the redundancy threshold; extracting a main diagonal variance component to determine a differential modulation coefficient; calculating a second-order moment manifold projection operator according to the global covariance matrix, and calibrating the operator by using a differential modulation coefficient; the calibrated operator is used for carrying out orthogonal projection on random noise to generate a structured disturbance vector, the structured disturbance vector is superposed to a multi-modal feature tensor to output enhanced features, a novelty judgment mechanism is used for restraining statistical deviation caused by steady-state redundant data, computing resource occupation is reduced, and it is ensured that semantic alignment between modals is maintained in enhanced feature distribution.

The application discloses a kind of bathroom cabinet processing plate waste crushing recycling equipment, including crushing box, fixed blade is equidistantly arranged between the inner surface of longitudinal two sides of crushing box, two first rotary shafts are symmetrically arranged between the inner surface of transverse two sides of crushing box, rotary blade is cross arranged between the fixed blade of first rotary shaft, transmission gear is installed at one end of two first rotary shafts and passes through crushing box, transmission gear is engaged, and driving motor is arranged on the outer surface of transverse side of crushing box.The beneficial effects of the present application are:the present application is reasonable in design, and the overall structure is stable and firm, which can not only realize the crushing and recycling of plate waste generated during the production and processing of bathroom cabinet, but also avoid the floating of debris and dust generated during the crushing and recycling of plate waste to the surrounding air, ensure the air quality of surrounding environment and the health of operators, and the crushed plate waste can be filled into the storage tank for centralized treatment.

The application relates to a packaging engineering technology, in particular to a corrugated paperboard box for glass product transportation, which comprises a corrugated box, the top of the corrugated box is rotationally connected with two paperboard covers, the top of the paperboard cover is provided with a sealing cover mechanism, the inner wall of the corrugated box is fixedly connected with a plurality of vertical paperboards, the inner wall of the corrugated box is fixedly connected with a plurality of horizontal paperboards, the sealing cover mechanism comprises a first sealing strip, the bottom of the first sealing strip is fixedly connected to the top of one of the paperboard covers, the inner wall of the first sealing strip is detachably connected with a rubber strip, the top of one of the paperboard covers is detachably connected with a joint plate one, and the inner wall of the joint plate one is provided with a fixing assembly. The application has the effect that the sealing cover mechanism is added, so that the corrugated box is sealed without winding a large amount of adhesive tape outside the corrugated box, the adhesive tape does not need to be removed by means of tools, and the removal can be completed manually, thereby saving time and labor cost.

The utility model relates to ton bag packing fixing field, concretely relates to quartz sand ton bag packing fixing device, its technical scheme is: including support subassembly, fixed component and hook, the fixed component is connected between adjacent support subassembly, the support subassembly upper end is connected with the hook, the support subassembly includes fixed stand and the lifting groove of setting up in the fixed stand upper end middle, the lifting groove inboard is penetrated with the lifting plate, the fixed stand upper end one side is connected with the limiting component, the utility model has the beneficial effect that: the utility model constructs an adjustable rectangular frame structure through the collaborative design of support subassembly, fixed component and hook, can effectively surround and support ton bag, prevents its from happening inclination, collapse or displacement because of unstable center of gravity or external force interference in the loading process.

The application discloses a wall connecting rod for a frame structure outer wall scaffold and a construction method thereof, which comprises a rod body fixed on a wall body by means of a mounting piece and a rotating mechanism, the mounting piece comprises a fixed plate, a bolt one and a pre-buried piece, the pre-buried piece is fixed on the inner wall of an assembly hole opened on the surface of the wall body, the bolt one is threadedly connected between the pre-buried piece and the inner wall of the assembly hole opened on the surface of the fixed plate after penetrating through the inner wall, and is used for fixing the fixed plate and the wall body, the rod body is a three-section structure, which comprises a rod body one, a rod body two and a sleeve ring, the rod body one and the sleeve ring are integrally formed, and the rod body two is welded and fixed with the fixed plate. The three-section rod body and the sleeve ring are inserted and matched, the bolt two and the nut are locked and limited, the wall connecting rod and the wall body are rigidly connected, the free length of the scaffold vertical rod is effectively shortened, the lateral rigidity of the scaffold body is enhanced, and the scaffold body is prevented from shaking, tilting or collapsing.

This utility model relates to the field of fuel cell technology, specifically to an assembly device for an integrated fuel cell stack housing. It includes a gas port end plate, an upper end plate, and a main housing frame located at both ends of the stack core. The upper end of the gas port end plate is provided with a positioning pin that mates with a positioning hole at the bottom of the main housing frame. A first positioning guide block and a second positioning guide block are symmetrically installed on both sides of the gas port end plate. A third positioning guide block and a fourth positioning guide block are symmetrically installed on both sides of the main housing frame. A first guide rod passes through the first and third positioning guide blocks, which are coaxially arranged, and a second guide rod passes through the second and fourth positioning guide blocks, which are coaxially arranged. The through holes of the first and second positioning guide blocks are respectively interference-fitted with the first and second guide rods, and the through holes of the third and fourth positioning guide blocks are respectively slidingly fitted with the first and second guide rods. This design ensures that the housing installation does not touch the stack core, enabling low-cost assembly of the prototype stack.

A combined Chinese yam tuber growth groove arranged in a trench belongs to agricultural planting appliances, the Chinese yam tuber growth groove comprises a combination part, a space part and a base, the combination part is used for overlapping an upper Chinese yam tuber growth groove and a lower Chinese yam tuber growth groove, and the Chinese yam tuber growth grooves are combined to form a Chinese yam tuber growth space. According to the Chinese yam tuber growing device, Chinese yam tubers are separated from soil, occurrence of soil infectious diseases is avoided, growth resistance of the Chinese yam tubers is reduced, and the Chinese yam tuber growing device has the advantages that the Chinese yam tuber growing device is simple in structure, convenient to use and high in yield, and the yield of the Chinese yam tubers is increased. Chinese yam tubers grow in the shallow soil layer, the planting density is increased, the tower furrow phenomenon is avoided, the yield and quality of Chinese yams are improved, the plot planting limitation is overcome, the planting range is expanded, mechanical planting is achieved, and the income of farmers is increased.

The utility model relates to the technical field of aluminum alloy bridge design, in particular to an aluminum alloy bridge convenient for wire fixation, which solves the defects of the aluminum alloy bridge design in the prior art, and comprises a bridge, a plurality of fixing assemblies are arranged on one side of the bridge, each fixing assembly comprises a fixing seat, a circular groove is arranged on the surface of each fixing seat, and the circular grooves are arranged in the circular grooves. A cable is installed in the circular groove, a pair of fixing blocks is fixedly connected to one side of the fixing base, a second spring is arranged on one side of each fixing block, a top plate is fixedly connected to one side of each second spring, a rotating rod is rotatably connected to the interior of the fixing base, a pair of sliding cylinders are slidably connected to the surface of the rotating rod, and pressing rods are fixedly connected to the surfaces of the sliding cylinders. And a spring I is arranged between the pressing rods, and the fixing device has the characteristics of high practicability and good fixing effect.

This application discloses a sofa inner frame, including a seat frame, a sealing plate on the front of the seat frame, and several connecting tenons on the left and right sides of the seat frame. A backrest frame is connected to the back of the seat frame, and several connecting tenons are also provided on the left and right sides of the backrest frame. A first side panel is provided on the left or right side of the seat frame and the backrest frame, and a second side panel is provided on the other side. Connecting mortises adapted to the connecting tenons are provided on the first side panel and the second side panel. The sofa inner frame also includes an armrest frame, which is located on the left or right side of the seat frame and connected to the seat frame. This application achieves the insertion connection between the seat frame and each side panel, and between the backrest frame and each side panel, by the cooperation of the connecting tenons and the connecting mortises, eliminating the need for brad nails for connection and reinforcement. The mortise and tenon structure not only makes the connection more stable, but also reduces the impact force when entering the wood, avoiding damage to the wood and thus protecting the sofa inner frame and improving its stability.

The utility model discloses an anti-seismic reinforcing house building structure which comprises a supporting bottom plate and is characterized in that an anti-seismic reinforcing base is installed on the surface of the upper end of the supporting bottom plate, an anti-seismic reinforcing frame is installed outside the anti-seismic reinforcing base, and the surface of the upper end of the anti-seismic reinforcing base is fixedly connected with the anti-seismic reinforcing frame through a steel truss support. A reinforcing cross beam is installed on the surface of the upper end of the anti-seismic reinforcing frame, a triangular supporting frame is installed on the surface of one side of the anti-seismic reinforcing frame, and a lateral protection supporting plate is installed on the surface of the other side of the anti-seismic reinforcing frame. The building frame beam structure is reinforced, designed and protected, the stability and firmness of connection between the building frame beam structure and the anti-seismic reinforcing frame can be improved by installing the anti-seismic reinforcing base, all faces of the anti-seismic reinforcing frame can be reinforced, supported and protected through the lateral protection support structures, and the good anti-seismic reinforcing effect is achieved; and collapse of the frame beam structure in the house building can be effectively prevented.

This invention relates to the field of special ceramics preparation technology, and discloses a process for preparing high thermal conductivity ceramic materials for high-nickel ternary cathode sintering, including: preparing magnesium aluminum spinel green blanks containing magnesium oxide, yttrium oxide and titanium oxide composite additives; performing cyclic variable oxygen pressure sintering at 1420℃ to 1480℃, controlling the furnace atmosphere to periodically switch between the first and second oxygen partial pressure states. This invention utilizes the oxygen potential difference to drive the grain boundary liquid phase to alternate between low viscosity wetting and high viscosity pinning characteristics, eliminating the rheological quiescent zone at the end of sintering, effectively suppressing abnormal grain growth while ensuring high material density, and improving the thermal conductivity and lithium erosion resistance of the ceramic sagger.

The utility model relates to the technical field of blood sampling devices for large animals, and discloses a sterile blood sampling device for large animals, which comprises a blood sampling needle, a blood sampling main pipe and a plurality of blood sampling branch pipes which are communicated in sequence, a peristaltic pump is arranged on the blood sampling main pipe, the blood sampling main pipe is communicated with a plurality of blood sampling branch pipes through a three-way pipe or a four-way pipe, the tail end of each blood sampling branch pipe is respectively connected with a blood sampling bottle, and a stop valve is arranged on each blood sampling branch pipe. According to the scheme, the peristaltic pump and the blood sampling branch pipes are combined, so that the blood sampling amount of a large animal in the end is ensured, meanwhile, the continuity of collecting blood for different project purposes is effectively improved, and the situation that the whole blood sampling amount is affected by blood coagulation and pipe blockage possibly caused by the fact that blood sampling bottles need to be switched and blood sampling is suspended in the midway is avoided.

This invention discloses a multi-objective optimization method for flexible distribution systems based on reward decoupling normalization reinforcement learning. This method constructs a multi-objective deep reinforcement learning model based on group reward decoupling normalization strategy optimization to perform multi-objective optimization scheduling for complex constraints in flexible distribution systems, such as renewable energy fluctuations, load changes, and scheduling resource coordination. The method designs the three objectives—minimizing operating costs, minimizing voltage offset, and minimizing photovoltaic curtailment—as independent reward functions, guiding the flexible distribution system's operation strategy to focus on multiple dimensions, including economy, environmental friendliness, and safety. The group reward decoupling normalization strategy optimization algorithm independently normalizes each reward, avoiding the collapse problem of multiple reward signals in advantage estimation and effectively preserving the relative differences between the objectives.

The utility model relates to a spinning equipment technical field, concretely to a hollow silk spinning equipment, including the shell, be provided with extrusion mechanism on the shell, the extrusion mechanism includes: the input slot, the input slot is set up on the inner wall of shell, the inner wall of shell is fixedly connected with hollow block, the inner wall of hollow block is provided with mixing chamber, the inner wall of hollow block is provided with the hole ring block, the bottom of hollow block is fixedly connected with ring type cylinder, the top of hollow block is fixedly connected with trachea, the inner wall of hollow block is seted up with the air -jet mouth. The utility model discloses the extrusion mechanism is set up, and the two layers of mesh round disc of hole ring block are used to melt forcedly divide into multiple thin small stream bundle and cross confluence, effectively reduce the problem that material distribution is uneven, and nitrogen is injected to the middle part of blank simultaneously through trachea and forms rigid support, prevent high temperature melt from collapsing because of low self -strength, ensure that blank maintains the preset big hollow form.

The application belongs to the technical field of marine toilet, and particularly relates to a marine modular toilet rapid assembly system and method, which comprises a toilet body, a base and a water supply and drainage assembly, and further comprises: a welding reserved part installed outside the base; an embedded protection assembly and a positioning assembly installed inside the base, the embedded protection assembly being filled with a first heat absorber and a second heat absorber; during assembly, the welding reserved part is welded along an annular path, the positioning assembly is used for positioning the embedded protection assembly and the base, the deviation degree of the base is reduced, and the connection gap between the base and the ship body is closed by the positioning assembly, so that the second heat absorber is reduced in leakage. The first heat absorber and the second heat absorber are used to prevent pipeline aging or melting due to high welding temperature, the first positioning part and the second positioning part are used to reduce the deviation degree of the base and close the connection gap between the base and the ship body, so that the assembly efficiency of the base is improved.

The invention provides a system and method for reducing filtered moisture of fine-ground hematite and limonite, and the system sequentially comprises a ball mill used for carrying out wet type fine grinding on raw hematite and limonite; the classification cyclone and the ball mill form a closed-loop ore grinding loop and are used for controlling the overflow granularity; the thickener is used for receiving overflow of the grading cyclone and is used for increasing the ore pulp concentration; the disc vacuum filter is connected with the thickener underflow and is used for carrying out vacuum filtration on the concentrated ore pulp; the water ring type vacuum pump is used for providing a filtering vacuum degree for the disc vacuum filter; wherein a cationic polyacrylamide flocculating agent is added into the thickener. According to the system, on the premise that a filter aid is not used and a filter press is not replaced, through four-parameter coupling of'granularity-concentration-flocculation-vacuum ', the filtering driving force is upgraded from'single vacuum degree' to a new mechanism of'controllable capillary channel structure and accurate vacuum degree matching ', and the water content of a filter cake is smaller than or equal to the pelletizing requirement.

The utility model relates to the technical field of inflatable protective sheds, in particular to a support-free inflatable watermelon planting temporary protective shed which comprises a protective shed body, fixing plates are fixedly arranged on the two sides of the bottom of the protective shed body, the protective shed body at least comprises an air bag frame, and the air bag frame at least comprises a plurality of first air bags arranged longitudinally and a plurality of second air bags arranged transversely. The first air bags and the second air bags are arranged in a staggered and communicated mode, the overall stability of the air bag frame is enhanced, the supporting ribs are fixedly connected to the second air bags, the supporting and shaping effects are achieved when the air bags are inflated, the air bags are prevented from deforming or collapsing due to internal pressure, and the protective layers are fixedly connected to the inner side and the outer side of the air bag frame. A windproof part is further arranged on the protective shed and comprises a net cover and an adjusting rod, the net cover has certain elasticity and is in close contact with the upper surface of the outer side heat insulation layer, the protective shed is effectively prevented from being blown by wind to deviate or deform due to the inflation design, and the edges of the four corners of the windproof part are connected with the fixing plates.

The utility model provides a stacking device in base material plate production, and relates to the technical field of plate production. The two steering wheels are symmetrically and rotationally mounted at the bottom of the push plate respectively; the driving device is arranged at the bottom of the push plate; the two supporting rods are symmetrically and fixedly installed on one side of the surface of the top end of the push plate, the top ends of the two supporting rods are fixedly connected with a supporting rod, and a start-stop button is fixedly installed on the arc surface of one side of the supporting rod; and the protective shell B is fixedly mounted at the top end of the push plate. Through the arrangement of the supporting device and the cooperative use of the two-way telescopic machine, the telescopic rod A, the telescopic rod B, the connecting rod and the supporting plate, when the two-way telescopic machine drives the supporting plate to clamp and arrange plates in order, the supporting plate can support the plates at the same time, the situation that the plates collapse during manual straightening is avoided, the labor amount of workers is reduced, and the production efficiency is improved. And meanwhile, the using safety of the stacking device is improved, and the practicability of the stacking device is further improved.

This invention discloses a construction safety protection device with a supporting structure, relating to the field of construction technology. It includes a lower steel pipe, with an upper steel pipe slidably mounted on top of the lower steel pipe. A ring box is slidably connected to the lower steel pipe. A vertical block is fixedly connected to the outer wall of the lower steel pipe. A sliding groove is provided on the inner wall of the ring box, engaging with the vertical block. An inner air groove is formed between the vertical block and the wall of the lower steel pipe. An outer air groove is formed on the inner wall of the sliding groove, engaging with the inner air groove. Both ends of the ring box are rotatably connected to a lower support box via side boxes, and the lower support box communicates with the ring box via the side boxes. An upper support box is rotatably connected to the end of the lower support box furthest from the side boxes. This construction safety protection device with a supporting structure provides three layers of protection, ensuring the stability of the support and improving the safety performance of the device.

The invention discloses a high-voltage power supply line maintenance auxiliary pulley which comprises a supporting frame, a second support and a third support, the second support and the third support are arranged on the front portion and the rear portion in parallel, a seat plate is connected to the middle of a supporting plate, the second support is provided with a roller mechanism, triangular wheels provide safety, and then power is provided through a pedal mechanism installed on the first support. According to the high-voltage circuit maintenance device, power is stored in a downhill mode to assist uphill, the device can conveniently move on a cable when a high-voltage circuit is maintained, when the device is used, a constructor can drive the device to move by stepping on a pedal component during maintenance, the physical strength of the constructor is saved, and maintenance operation of the constructor is facilitated.

The transparent planting box comprises a box body and supporting rods, the supporting rods are fixedly installed in the box body, a plurality of sets of supporting rods are arranged, a bottom groove is connected to the bottom face of the box body in a sleeved mode, and handle bolts are connected to the surfaces of the two sides of the bottom groove in a penetrating and threaded mode. The root system display box has the advantages that the transparent box body and the transparent supporting rod are adopted, the whole box body is flat, root systems can be fully displayed, a user can conveniently observe the condition of the root systems close to the edge of the box body in the growth process, meanwhile, the user can take down the bottom groove by rotating the handle bolt, and the operation is convenient. After the device and the plants in the box body are soaked in water together and the planting soil is washed away, the whole root system can be completely presented, the transparent supporting rod located in the box body plays a role in supporting and fixing the root system and supporting the root system, the root system is prevented from being folded when no planting soil exists, the growth condition of the root system is further conveniently observed, and the observation efficiency is improved. And the use effect is improved.

The invention belongs to the technical field of silicon carbide flat membranes, and particularly provides a high-electronegativity silicon carbide flat membrane material and a preparation method thereof. The invention relates to a preparation method of a high-electronegativity silicon carbide flat sheet membrane material, which comprises the following steps: mixing phytic acid and an organic solvent to prepare a precursor solution, impregnating a silicon carbide flat sheet membrane substrate with the precursor solution, carrying out a reaction, and carrying out stage heat treatment. The high-electronegativity silicon carbide flat sheet membrane material prepared by the method has high electronegativity in a wide pH range, the water permeation flux is high, and after multiple humic acid pollution-cleaning cycles, the flux attenuation is less, and the anti-pollution performance is good. When silica sol is added into the precursor solution, the electronegativity of the silicon carbide flat sheet membrane material can be further improved, so that the anti-pollution performance of the high-electronegativity silicon carbide flat sheet membrane material is further improved.

The invention relates to a punching machine with a suction cup feeding structure for glass bottle cap manufacturing, and belongs to the technical field of glass bottle cap machining equipment.The punching machine with the suction cup feeding structure for glass bottle cap manufacturing comprises a base, a mounting frame is arranged at the top of the base, and a rotating roller is arranged in the mounting frame; a mounting frame is arranged on one side of the base, a vacuum suction cup mechanism is arranged in the mounting frame, a lifting assembly is arranged on one side of the base, and the lifting assembly comprises a bottom plate arranged on one side of the base, in the invention, stacked plates are placed on a top plate, a hydraulic cylinder is started to enable a round rod of a shear type connecting rod to slide along the bottom plate, the connecting rod rotates to drive the top plate to ascend, and a vacuum suction cup sucks up a single plate; after being conveyed by the rotating roller and leveled by the upper roller shaft and the lower roller shaft, the sheet metal falls to the punching machine along the third baffle, the sensing device monitors the height of the sheet metal in real time, the hydraulic cylinder is controlled to lift the top plate along with consumption of the sheet metal, deformation wrinkles caused by height reduction caused by consumption of the sheet metal in the feeding process are solved, and therefore the feeding stability is guaranteed.

This application relates to the technical field of dam protection, and in particular to a construction process for tailings dam protection, comprising the following steps: S1, prefabricating burlap sacks, filling the sacks with rock, soil, and grass seeds, and bundling multiple sacks into groups; S2, cleaning and leveling the dam surface; S3, setting up anti-slip units on the dam surface, and placing the bundled burlap sacks onto the anti-slip units; S4, sprinkling water on the sacks and waiting for the plants to sprout. This application can improve the construction efficiency of dam protection and reduce construction costs.

The invention discloses a safe continuous drilling device for metal mine mining, and relates to the field of mining or quarrying, the safe continuous drilling device comprises a mobile vehicle body, the top of the mobile vehicle body is provided with a support shell, the top of the support shell is provided with an upper support mechanism, and a lower mobile mechanism is arranged between the upper support mechanism and the support shell; the lower moving mechanism comprises a plurality of lower supporting legs arranged on the two sides of the moving vehicle body, lower connecting rods are arranged at the tops of the lower supporting legs, interaction plates are arranged at the bottoms of the lower connecting rods in a transverse extending mode, and bent faces are arranged at the tail ends of the sides, away from the lower connecting rods, of the interaction plates; the upper supporting mechanism comprises upper supporting legs arranged on the outer sides of the multiple lower supporting legs, multiple upper connecting rods are arranged at the tops of the multiple upper supporting legs, and fixing main plates are arranged between the multiple upper connecting rods in an inserted mode. The stable frame is formed by the lower moving mechanism and the upper supporting mechanism and synchronously moves along with the moving vehicle body, so that collapse during drilling is avoided.

This utility model discloses a highway construction support device, including a support plate, a buffer mechanism, insert blocks, a connecting mechanism, and a base. Two bases are fixed to the bottom of the support plate. A connecting mechanism is installed on the left side of the support plate, comprising: an outer shell, a transition block, a limiting pin, and a first spring. The outer shell is fixed to the left side of the support plate. A transition block is provided on both the upper and lower sides of the outer shell, and the transition blocks are fixed to the support plate. A limiting pin is slidably installed on each transition block and inserted into the outer shell. A first spring is installed on the outer side of the limiting pin, with one end connected to the limiting pin and the other end connected to the transition block. An insert block for inserting the limiting pin is fixed to the right side of the support plate. Inclined surfaces are provided on both the upper and lower sides of the insert block. A buffer mechanism is rotatably connected to the front of the support plate. This utility model has a buffer function, high stability, convenient interconnection and fixing, and higher overall stability.

This invention discloses a multi-layer composite midsole capable of mounting airbag pads, belonging to the field of shoe midsole technology. The midsole comprises a body formed by stacking and fixing multiple layers of boards. The midsole body includes at least a top plate and a support layer located below the top plate. The midsole body has pre-reserved mounting positions for front and rear airbags. The top plate has a front mounting opening in the forefoot area and a rear mounting opening in the heel area, with different external dimensions for the front and rear mounting openings. The support layer has support surfaces in at least the rear half of the forefoot area and the heel area. The dimensions of both the front and rear mounting openings are larger than the horizontal projection size of the airbag. After installation, the top of the airbag protrudes from or is flush with the top surface of the top plate, while the lower half rests on the support surface, with a gap between the outer periphery of the airbag and the inner wall of the mounting opening. This invention achieves the dual effect of fixed-point support at the bottom of the airbag and buffer force transmission at the top by combining layered plates with assembly ports. It has the advantages of lightweight structure, simple processing, airbag can be replaced individually, and smooth exhaust. It overcomes the defects of existing airbag midsole that is easy to collapse or completely closed and cannot contact the sole of the foot.

The utility model discloses a kind of slurry flow control system for shield machine and shield machine with it, comprising: the slurry cabin of being laid in the shield body of shield machine, and the transition cabin, grouting system and slurry discharge system of being laid outside shield machine, and air pressure control system. Transition cabin is equipped with liquid level detector for detecting the liquid level in it and first pressure detector for detecting the pressure in it, and transition cabin is connected with air pressure control system to adjust the air pressure in it, and transition cabin is also connected with slurry cabin, to control slurry cabin pressure by slurry pressure and air pressure in transition cabin, and then make slurry cabin pressure match face water and soil pressure. Transition cabin and slurry cabin are also connected with grouting system to inject slurry respectively, and slurry cabin is also connected with slurry discharge system to discharge slurry outward. The new system can ensure the stability of liquid level and air pressure in transition cabin, and then control the stability of slurry cabin pressure, so that slurry cabin pressure matches face water and soil pressure.

The utility model relates to the field of drill engineering technique provides a foundation drill hole plugging device, include: cylinder and plugging cap. The cylinder is used for inserting into the drill hole. The plugging cap sets up at the top of cylinder, and the plugging cap is used for plugging the drill hole. The utility model discloses a foundation drill hole plugging device, by inserting the cylinder into the drill hole to support the drill hole and maintain the form of drill hole, and by the plugging cap of cylinder top plugging the orifice of drill hole, avoid the outside sundries to block up the drill hole, both can avoid the drill hole collapse due to the soft soil, also can prevent the drill hole from being affected by environmental factors and blocking, effectively solve the problem that the drill hole is easily affected by human or natural factors and collapses, blocks, and affects the inspection and acceptance in the prior art.