16results about How to "Improve transition efficiency" patented technology

The invention discloses a preparation method of a mattress with a negative ion sleep-aiding function, including the preparation of a negative ion release function stimulator, the preparation and modification of a negative ion emission function powder, and the compounding of the negative ion emission function powder with an adhesive and a stimulator: mixing waterborne polyurethane and the stimulator in a container, stirring evenly until they are completely dissolved, then adding negative ion emission nanopowder, stirring evenly, and preparing a negative ion emission compound solution; applying the negative ion emission compound solution to the surface of fabrics through a padding process, and processing the fabrics to prepare a functional mattress. The preparation technology of the negative ion function finishing agent provided by the invention solves the shortcomings of the prior art negative ion emission materials with low emissivity and low efficiency in improving environmental quality. Compared with the traditional preparation method, the cost is reduced, the operation is convenient, the particle size of the nanopowder is controllable, and the production efficiency is high.

The invention belongs to the technical field of tunneling equipment, and particularly provides a shield body assembly and a tunneling machine. The shield body assembly comprises a shield body, a walking supporting mechanism is installed on the shield body, the walking supporting mechanism has set supporting spans in the front-back direction and the left-right direction, the walking supporting mechanism comprises telescopic supporting legs and a walking mechanism installed at the telescopic output ends of the telescopic supporting legs, and an independent containing groove used for containing the walking mechanism is formed in the shield body. After the telescopic supporting leg retracts, the walking mechanism can be completely contained in the containing groove. The heading machine comprises the shield body assembly. The walking supporting mechanism is additionally arranged on the shield body, during normal excavation and tunneling, the telescopic supporting leg retracts to enable the walking mechanism to be contained in the groove, and normal tunneling operation is not affected. After tunneling of a section of tunnel is completed, the telescopic supporting legs extend outwards, the walking mechanism is pushed out of the containing groove, and the walking mechanism can move along a related structure laid outside the tunnel to drive the main machine to achieve rapid transition.

This utility model provides a hydraulic system and a dump truck. The hydraulic system includes a hydraulic oil tank, a variable displacement pump, a steering valve assembly, a steering mechanism, a brake valve assembly, a parking brake, a lifting mechanism, an emergency pump, and an emergency valve assembly. The variable displacement pump and the emergency pump are connected to the hydraulic oil tank. The steering valve assembly is connected to the variable displacement pump and supplies oil to the steering mechanism. The lifting mechanism is connected to the steering valve assembly via a first oil circuit. The brake valve assembly is connected to the parking brake via a second oil circuit. The emergency valve assembly is connected to the emergency pump, and is connected to the steering valve assembly via a first emergency line and to the brake valve assembly via a second emergency line. The oil passing through the emergency pump is defined as emergency oil. The emergency oil, via the emergency valve assembly, can be used for emergency steering, emergency lifting, and releasing the parking brake. This utility model's hydraulic system can solve the problem of dump trucks being unable to work normally under fault conditions and the need for relocation and repair, improving relocation and repair capabilities.

The invention discloses a portable surveying and mapping device for geological mineral exploration, and belongs to the field of mineral surveying and mapping, the portable surveying and mapping device comprises a storage cylinder, the upper end of the storage cylinder is open, a pneumatic locking assembly is arranged on the inner side of the storage cylinder, and the pneumatic locking assembly comprises a flexible enclasping part and a mechanical triggering part; the flexible enclasping part comprises a supporting plate used for placing the machine base, the outer surface of the upper end of the supporting plate is fixedly connected with a pneumatic locking ring, the upper end of the pneumatic locking ring is fixedly connected with the inner surface of the storage barrel, and the pneumatic locking ring is in a circular ring shape and is located on the outer side of the machine base. According to the surveying and mapping device, the pneumatic locking assembly is arranged, the machine base is stored through the storage cylinder, in the carrying and moving process, the size of the surveying and mapping device can be reduced, the convenience of the surveying and mapping device in the carrying process can be improved, the machine base is buffered and protected through the pneumatic locking ring, and the protection effect on the machine base can be further improved; therefore, the probability that the surveying and mapping device is collided and damaged in the carrying and moving process is reduced.

The utility model relates to the technology of mining equipment, in particular to a suspension type trolley. The suspension type trolley is applied to a coal mine tunnel and comprises a guide rail, a walking mechanism, a power mechanism, a clamping assembly and a trolley set, and the guide rail is used for being arranged at the top of the coal mine tunnel; the walking mechanism at least comprises at least two rolling wheels, the rolling wheels are rotationally connected to the trolley set and arranged on the guide rail in a rolling mode, and the two opposite sides of the guide rail are each provided with at least one rolling wheel so that the trolley set can be hung on the guide rail; the clamping assembly comprises a first clamping piece, the first clamping piece is used for clamping or loosening the guide rail, and the first clamping piece is connected to the trolley set through a power mechanism; the power mechanism is configured to drive the first clamping piece to move along the guide rail when the first clamping piece loosens the guide rail; and when the first clamping piece clamps the guide rail, the trolley set is driven to move towards the first clamping piece along the guide rail. According to the suspension type trolley, the problem that a trolley set is difficult to walk in a coal mine tunnel is solved.

The lifting platform comprises a base and a lifting part arranged on the base, the lifting part comprises a plurality of stand column assemblies which are evenly distributed above the base in a surrounding mode, the stand column assemblies are detachably connected with the base through first quick-release assemblies, and the first quick-release assemblies are detachably connected with the base through second quick-release assemblies. The lifting component further comprises a working platform and a plurality of lifting assemblies which are arranged on the stand column assemblies and used for lifting the working platform, and the lifting assemblies correspond to the stand column assemblies one to one. And compared with a traditional one-by-one assembly structure, the lifting platform assembly and disassembly structure has the advantages that the assembly and disassembly time of the lifting platform is greatly shortened, and the transition efficiency of the gantry crane is effectively improved.

The invention discloses a portable overhanging discharging platform, and relates to the technical field of engineering construction, the portable overhanging discharging platform comprises a bearing bottom frame fixed on a floor in an overhanging manner and a reinforcing steel wire rope used for reinforcing the bearing bottom frame, side baffles are arranged on the two sides of the bearing bottom frame; the side baffles are hinged to the load-bearing bottom frame and can be folded on the load-bearing bottom frame, and the end baffles are hinged to the end, away from the floor slab, of the load-bearing bottom frame and can be folded on the load-bearing bottom frame; when the unloading platform is used, the side baffles and the end baffles are unfolded and fixed to the load-bearing bottom frame to form an unloading platform framework, the load-bearing bottom frame is fixed through steel wire rope tying hanging rings so that the unloading platform can meet functional requirements, and when the unloading platform is disassembled, the side baffles and the end baffles are folded on the load-bearing bottom frame to be in a sheet shape so that the unloading platform can be conveniently transferred. The transfer efficiency can be effectively improved, abrasion and freight are reduced, rapid storage and transfer each time are guaranteed, and the safety risk is reduced.

This utility model relates to a floating tracked harvester chassis, belonging to the field of agricultural machinery technology. It includes a main chassis frame, with multiple sets of floating supports hinged to the bottom of the main chassis frame. Heavy-duty springs are fixedly installed between the main chassis frame and each set of floating supports. Multiple sets of support rollers are hinged to the bottom of each set of floating supports, and each set of support rollers is in elastic contact with the floating supports on both sides through light-duty springs. The support rollers of this utility model can float up and down according to changes in terrain, significantly improving the contact between the tracks and the ground, increasing the ground contact area, and ensuring a uniform distribution of ground pressure. This effectively prevents track slippage and sinking, significantly improving the equipment's passability. The heavy-duty and light-duty springs effectively absorb the impact and vibration caused by ground undulations, reducing impact damage and improving the smoothness of field operations. The spring-floating structure ensures good smoothness when the harvester travels on roads, allowing for higher travel speeds and strong versatility.

The invention relates to a crawler crane transition device, in particular to a crawler crane rapid transition device which comprises a large crawler crane, a lifting oil cylinder A-type connecting frame is installed on the large crawler crane in a hinged mode, a super-lifting tray is detachably installed at the bottom of the lifting oil cylinder A-type connecting frame, and a plurality of fixing frames are fixedly arranged on the super-lifting tray. A balancing weight is installed in the fixing frame in an inserted mode, a plurality of limiting plates are arranged on the inner side of the fixing frame in a sliding mode, the limiting plates are used for clamping and fixing the balancing weight, a height-adjustable supporting seat is fixedly arranged at the bottom of the superlift tray, and fixing plates are further symmetrically and fixedly arranged at the bottom of the superlift tray. A transport vehicle drives into the bottom of the superlift tray to carry the superlift tray; through cooperation of the limiting plates driven by the springs in the fixing frame and the anti-slip strips, rapid insertion and self-locking of the balancing weights can be achieved, the assembling and disassembling efficiency of the balancing weights is remarkably improved, and a foundation is laid for rapid transition.

The utility model relates to the field of portable laser cutting machines, in particular to a beam of a portable laser cutting machine and the portable laser cutting machine. Comprising a cross beam, optical shaft mounting grooves are symmetrically formed in the upper surface and the lower surface of the cross beam, openings of the optical shaft mounting grooves face outwards, a rack mounting face is arranged on the surface of the cross beam, a cross-shaped groove is inwards formed in the surface, combined with the rack mounting face, of the cross beam, and the cross-shaped groove is composed of a transverse groove and a longitudinal groove which are perpendicular to each other. Through the design of the cross section structure of the cross beam, an optical axis mounting groove and a rack fixing structure on the cross beam are optimized, and the assembly efficiency and the movement stability of a machine head are improved; the optical axis mounting groove is combined with the guide system of the V-shaped roller, so that the environment adaptability is high, and the later maintenance cost is low.

The utility model provides a structure for realizing quick form removal of a wind power mixed tower, which can realize quick form removal in actual production and improve the production efficiency. The structure comprises an outer mold and an inner mold which are concentrically arranged, the outer mold and the inner mold are both circular, and an annular concrete pouring area is formed between the outer mold and the inner mold; the outer mold is formed by sequentially splicing a plurality of vertically-extending outer mold modules, the inner mold is formed by sequentially splicing a plurality of vertically-extending inner mold modules, and the adjacent modules are detachably connected. The top of the outer mold module is provided with an outer top plate fixed with the outer mold module into a whole, the top of the inner mold module is provided with an inner top plate fixed with the inner mold module into a whole, and the outer top plate and the inner top plate are each provided with a plurality of bolt holes distributed in the circumferential direction. A plurality of adjusting plates are detachably connected to the outer top plate and the inner top plate through bolt holes, a sleeve is arranged between every two opposite adjusting plates, adjusting lead screws which extend into the sleeves and are in threaded fit with the sleeves are further hinged to the two adjusting plates respectively, and the two adjusting lead screws are opposite in rotating direction. And the extension line of the sleeve passes through the centers of the outer mold and the inner mold.

The present invention provides a derrick structure and installation method suitable for super single-root operation, including a derrick body that can be installed on a carrier, the derrick body including a derrick lower body and a derrick upper body slidably arranged in the derrick lower body, a telescopic assembly for pushing the derrick upper body to slide is arranged between the derrick lower body and the derrick upper body, a hinge seat is arranged at the bottom end of the derrick lower body, which is hinged to the ear plate on the top of the drilling platform through a pin shaft, the thickness of the connecting end between the hinge seat and the derrick lower body is adjustable, and a cylinder ear seat for connecting to the movable end of the oil cylinder on the carrier that pushes the derrick lower body to lift is arranged on the derrick lower body. The present invention solves the problem in the prior art that the performance of the carrier and the road conditions are high for the integrated transportation of the derrick and the drilling platform in order to stabilize the wellhead center, and produces the effects of improving the stability of the wellhead center, achieving the adjustable position of the wellhead center and improving the transfer efficiency of the derrick.

This utility model discloses an integrated set of equipment for excavation, loading, transportation, and unloading in long and deep foundation pit earthwork projects. It includes a tracked mobile bucket wheel reclaimer, a mobile telescopic conveyor, a prefabricated conveyor corridor, and a tracked mobile placing boom. After excavation, the soil from the tracked mobile bucket wheel reclaimer is fed into the inlet of the mobile telescopic conveyor. The outlet of the mobile telescopic conveyor is connected to the inlet of the prefabricated conveyor corridor, and the outlet of the prefabricated conveyor corridor is connected to the inlet hopper of the tracked mobile placing boom. The prefabricated conveyor corridor is supported by two tracked walking mechanisms near both ends. The tracked mobile placing boom is located outside the pit at the material stockpile site. This utility model eliminates the need for dump trucks for transportation, enabling efficient excavation and stockpiling of soil within deep foundation pits. Furthermore, it offers enhanced safety during transportation and stockpiling. All equipment can move via tracks, allowing for rapid relocation to the next location and improving relocation efficiency.

An asphalt concrete core wall paver with stepless width adjustment comprises a rack and a crawler chassis, a cab, an engine and a hydraulic system are arranged on the front portion of the rack, an asphalt hopper is arranged in the middle of the rack, a blanking bin is arranged on the lower portion of the asphalt hopper, a transition hopper is arranged on the rear portion of the rack, and two transition material forming mechanisms are arranged on the lower portion of the transition hopper. Two transition material forming mechanisms are arranged on the lower portion of the machine frame, a stepless width adjusting sliding mode asphalt forming mechanism is arranged on the rear lower portion of the machine frame, the stepless width adjusting sliding mode asphalt forming mechanism is communicated with a blanking bin and located between the two transition material forming mechanisms, a spiral conveyor is arranged in the blanking bin, and a hydraulic system provides power for the blanking bin, the stepless width adjusting sliding mode asphalt forming mechanism and the transition material forming mechanisms. Sealing strips are arranged on the lower portion of the blanking bin and the lower portion of the stepless width adjusting slip form asphalt forming mechanism, the paving width of the asphalt core wall can be automatically adjusted between 600 mm and 1000 mm through the stepless width adjusting slip form forming mechanism, and paving of the asphalt core wall transition section is achieved.

The invention relates to the technical field of battery processing equipment, in particular to an automatic battery oiling machine which comprises a battery carrier conveyor belt and a conveying conveyor belt, the battery carrier conveyor belt is a closed-loop conveyor belt, and a plurality of battery carriers are placed on the battery carrier conveyor belt; the conveying belt is located in a ring of the battery carrier conveying belt and connected with the battery carrier conveying belt, and a plurality of battery carriers are also placed on the conveying belt; the conveying belt is arranged in the battery carrier conveying belts used for transferring the battery carriers to the machining stations, the battery carriers transmitted on the battery carrier conveying belts can be transferred, and the battery carriers on the conveying belt return to the battery carrier conveying belts again through the clamping mechanism to be continuously recycled. The station transition of the battery carrier can be automatically realized, the automation degree is high, and the transition efficiency of the battery carrier can be effectively improved.

The invention belongs to the technical field of bridge girder erection machines, and particularly relates to a construction method of a bridge girder erection machine at a height-limited position. Comprising the following steps: S1, arranging at least two hydraulic brackets for supporting a bridge girder erection machine on a girder transporting vehicle; s2, the bridge girder erection machine is lifted and transported to the height-limited position by the girder transporting vehicle from a high position, and the bridge girder erection machine passes through the height-limited position after being lowered to a low position; s3, enabling the front supporting leg structure to be stably supported on the bridge pier after passing through the height-limited position; s4, the tail of the bridge girder erection machine is still located at the height-limited position at the stage, the bridge girder erection machine advances forwards on the girder transporting vehicle, and the front supporting leg structure and the auxiliary supporting leg structure are erected on the corresponding piers in front at the same time; s5, synchronous jacking operation is carried out on the bridge erecting machine by means of the auxiliary supporting leg structure and the rear hydraulic bracket, so that the main beam of the bridge erecting machine is restored to the normal high position; and S6, the rear supporting leg structure is operated, and the upper curved beam, the upper door beam and the lower curved beam are folded to original positions. According to the invention, the problem of transportation contour limitation of traditional equipment during transition in narrow spaces such as a tunnel is successfully solved.