9results about How to "Guaranteed technical effect" patented technology

An iron fuel combustion device includes: - a combustion unit arranged for burning iron fuel to generate an iron oxide-containing medium; - a separation unit having a height orientation and arranged downstream of the combustion unit, the separation unit including a separation chamber arranged for separating the iron oxide-containing medium into iron oxide particles and an airflow, wherein the separation chamber has a separation chamber cross-sectional area at its top side, wherein the separation unit includes: - an inlet located at the top side of the separation chamber and having an inlet cross-sectional area having an inlet cross-sectional width, the inlet being arranged for introducing the iron oxide-containing medium into the separation unit in a downward direction; - a particle outlet located at the bottom side of the separation chamber and having a particle outlet cross-sectional area having a particle outlet cross-sectional width, the particle outlet being arranged for discharging the iron oxide particles from the separation unit; - A gas outlet, located at the top side or the side side of the separation chamber, and having a gas outlet cross-sectional area, is arranged to discharge the gas flow from the separation unit, wherein the gas outlet is oriented in an upward direction away from the particle outlet at an angle of up to 50 degrees relative to the height direction of the separation unit.

The utility model relates to the technical field of fixing devices, and discloses an internal opening fixing device for ceramic carving, which comprises an air cylinder, an output end of the air cylinder is fixedly connected with an inserting plate, the bottom of the inserting plate is fixedly connected with a spring, the inserting plate is sleeved with a sleeve plate, the bottom of the spring is fixedly connected with the sleeve plate, and two sides of the sleeve plate are fixedly connected with square plates. The two square plates are both provided with sliding grooves, the two sides of the top end of the inserting plate are both fixedly connected with two first I-shaped wheels, the first I-shaped wheels are sleeved with connecting plates, second I-shaped wheels are arranged at the bottom ends of the connecting plates in a penetrating mode, the sides, close to each other, of the two second I-shaped wheels located at the same end are both fixedly connected with the same connecting rod, and the connecting rods are arranged in the sliding grooves. The connecting rod is slidably connected with a square plate, the top end and the bottom end of the square plate are sleeved with sliding blocks, and sliding rails are arranged on the two sides of the square plate. The engraving machine is easy and convenient to operate, good in fixing stability and capable of guaranteeing normal proceeding of engraving work.

The utility model provides a kind of formwork support adjusting device for superhigh vertical concrete structure, it is related to building construction formwork support technical field, formwork correction adjusting assembly in device adopts cable gear screw to realize micro distance correction, power telescopic adjusting assembly (3) is slid in the short steel pipe clamping position (321) of rigid base (32) by the smooth rod body end of telescopic force link (31) and realizes stepless adjustment. By adjusting cable gear screw, the micro distance correction of formwork correction adjusting assembly is carried out, by sliding hooking the smooth rod body section of telescopic force link (31) to the clamping position (321) of rigid base (32), the stepless length adjustment of power telescopic adjusting assembly (3) is carried out. The problem that formwork support device adjustment is limited in prior art, difficult to adapt to the height change of superhigh structure construction and formwork installation requirement is solved.

The present invention discloses an insulating rolling bearing with a nano-calcium fluoride coating and a preparation method thereof. The rolling bearing comprises a bearing inner ring, a bearing outer ring and a rolling element, wherein the rolling element is installed between the bearing inner ring and the bearing outer ring, the raceway surfaces of the bearing inner ring and the bearing outer ring are coated with a layer of nano-calcium fluoride coating or the outer surface of the rolling element is coated with a layer of nano-calcium fluoride coating, and the contact portion between the bearing inner ring and the rolling element and the contact portion between the bearing outer ring and the rolling element are filled with bearing grease. The method is used to prepare an insulating rolling bearing. Compared with a conventional bearing, the insulating rolling bearing of the present invention has the advantages of strong insulation performance, high resistivity, high temperature resistance, strong load-bearing capacity and the like.

The invention discloses a knee joint injection patient body position placing device, and relates to the technical field of medical instruments, the knee joint injection patient body position placing device comprises a supporting plate, a lifting assembly is arranged on one side of the top surface of the supporting plate, the lifting assembly comprises a first lead screw, two lower supporting plates and two upper supporting plates, the first lead screw is rotatably arranged above the supporting plate, and the lower supporting plates and the upper supporting plates are rotatably arranged on the supporting plate; the two lower supporting plates are fixedly connected to the top face of the supporting plate, the two upper supporting plates are fixedly connected to the two ends of the bottom face of the bearing platform plate, the lower supporting plates and the upper supporting plates are arranged in an up-down corresponding mode, and a moving assembly is arranged on the supporting plate. The knee joint injection patient body position placing device has the advantages that a medical worker does not need to manually lift the legs of a patient and keep the thighs and the shanks at a certain bending angle, the operation difficulty is lowered, the knee joint injection efficiency is improved, the body position of the legs of the patient is limited, and the patient can conveniently and rapidly place the body position. The body position change of the patient due to pain during injection is avoided, and the technical effect of knee joint injection effect is ensured.

The utility model belongs to the technical field of electric power and building construction, and discloses a flexible photovoltaic support middle stand column rapid installation device, a middle stand column comprises a lower pipe pile and an upper pipe pile which are hinged to each other, and the rapid installation device comprises a fixed frame, a control unit and a hydraulic jacking device. The fixed frame is detachably connected with the lower pipe pile, the hydraulic jacking device is rotatably installed in the fixed frame, the telescopic end of the hydraulic jacking device is rotatably connected with the upper pipe pile, and the control unit is used for controlling the hydraulic jacking device to stretch out and draw back. The flexible photovoltaic support stand column is light and handy in structure and convenient to construct, is not limited by terrains, can effectively solve the problem that the installation of the flexible photovoltaic support stand column is affected by the large-gradient terrains or mountain land gully environments, greatly improves the construction efficiency, reduces the construction safety risk and the like.

The invention relates to the technical field of packaging shell processing, in particular to an electronic component packaging shell and a polishing device thereof. The device is arranged on the ground through the shell. The trimming device is arranged on the shell and connected with the shell. The cutting device is arranged on the shell and connected with the trimming device and the shell. The cleaning device is arranged in the shell and connected with the trimming device. The controller is arranged on the side of the shell and arranged on the ground, and the controller is electrically connected with the trimming device, the cutting device and the cleaning device. According to the equipment, when the equipment is used for polishing and finishing the electronic packaging shell with errors, the equipment can be prevented from cutting and polishing the packaging shell at the same time, it is guaranteed that the machining process is stable and does not affect each other, meanwhile, when the packaging shell is polished, the equipment can also clean chippings generated by cutting and polishing, and the machining efficiency is improved. And the edge surface of the cutting edge is polished, so that the clean and tidy working area is ensured, and the technical effect that the cutting edge is sharp is kept.

The invention belongs to the field of pavement structures, and discloses a waste residue utilization highway pavement structure which comprises a subbase layer, a base layer, a lower surface layer and an upper surface layer which are laid from bottom to top, wherein the subbase layer is a cement waste residue stable aeolian sand subbase layer; the pavement is simple in structure, the prestressed concrete layer is adopted as the lower surface layer, the advantage of high strength of prestressed concrete is utilized, longitudinal and transverse pressure stress is applied to the pavement by applying oblique prestress, and the bending and pulling strength of a concrete plate is improved; in the cement-stabilized aeolian sand subbase layer, the power plant waste residues are adopted to replace part of aeolian sand, so that the compressive strength of the cement-stabilized aeolian sand subbase layer is improved, and the 7d unconfined compressive strength of the obtained cement-waste-residue-stabilized aeolian sand subbase layer is 2.0-2.8 MPa; the strength of the cement waste residue stabilized macadam aeolian sand base layer can still meet the requirements of the detailed rule of highway pavement base layer construction technology; and effective utilization of the power plant waste residues and the aeolian sand can be achieved, and the production cost is low.

The invention relates to a nucleic acid nanomotor. The invention also relates to a system comprising a nanomotor and a control unit configured to generate an alternating current for rotating the nanomotor. The invention also relates to a method of rotating a rotor of a nanomotor relative to a stator of the nanomotor. Furthermore, the present invention relates to the use of a nanomotor or system as a turbine, a propeller, a fluid mixer, an energy storage device, a machine for applying mechanical forces, for example on a system coupled to said nanomotor and / or in chemical synthesis.