31results about How to "Play the role of stretching" patented technology

The invention discloses an annular flake-shaped electrode electrostatic spinning device. The annular flake-shaped electrode electrostatic spinning device comprises a spinning system, a power system, a coating mechanism, a liquid supply system, a cleaning mechanism, a collecting system and a high-voltage power supply, wherein the collecting system is positioned above the spinning system; the spinning system comprises a spinning electrode and a base; the spinning electrode is fixed to the base; the power system drives the base and the spinning electrode to rotate in a single direction; the coating mechanism and the cleaning mechanism are arranged on the spinning electrode and are fixed; the cleaning mechanism is positioned in front of the coating mechanism in the direction of motion of the spinning electrode; the collecting system comprises a collecting electrode; the spinning electrode is an annular flake; the emitting end of the annular flake is of a tip structure. According to the annular flake-shaped electrode electrostatic spinning device, the yield and the quality of nano-fibres can be improved; batch preparation of the nano-fibres is realized; the mechanisms are simple; the operation is simple and convenient; industrialized application is easy to realize.

The invention discloses a deformable connection method and a connection structure of concrete landing stage building surfaces. Deformation joints with certain widths are arranged between two landing stage building surfaces; a full iron sheet is used for sealing the lower end surface of the connection position of the landing stage building surfaces; the length of the iron sheet connected to the lower end surface between the deformation joints is larger than the actual lengths of the deformation joints, that is, the iron sheet connected to the lower end surface has certain surpluses; a waterproof coiled material is added on the iron sheet, so that a secondary waterproof function is realized; a cement mortar bedding cushion is laid on the waterproof coiled material; and the deformation joints on the waterproof coiled material are sealed with an asphalt mastic material. The deformable connection method and the connection structure can meet requirements for deformation joints in a large-scale project, has the functions of sedimentation, shock-proofing and expansion at the same time, and improves the drainage performance.

The invention discloses a deformable connection structure of concrete landing stage building surfaces. Deformation joints with certain widths are arranged between two landing stage building surfaces; a full iron sheet is used for sealing the lower end surface of the connection position of the landing stage building surfaces; the length of the iron sheet connected to the lower end surface between the deformation joints is larger than the actual lengths of the deformation joints, that is, the iron sheet connected to the lower end surface has certain surpluses; the deformation joints are filled with bituminous hemp fibers; the iron sheet is laid on upper end surfaces, which are flush with each other, of the two landing stage building surfaces at the upper parts of the deformation joints; the length of the iron sheet connected to the upper end surface between the deformation joints is larger than the actual lengths of the deformation joints, that is, the iron sheet connected to the upper end surface has certain surpluses; a layer of a waterproof coiled material is added on the iron sheet, so that a secondary waterproof function is realized; a cement mortar bedding cushion is laid on the waterproof coiled material; and the deformation joints on the waterproof coiled material are sealed with an asphalt mastic material. The deformable connection structure can meet requirements for deformation joints in a large-scale project, has the functions of sedimentation, shock-proofing and expansion at the same time, and improves the drainage performance.

The invention relates to the field of silt cleaning devices, in particular to a riverway silt cleaning device with an anti-blocking assembly. The riverway silt cleaning device with the anti-blocking assembly comprises a fixed plate, a plastic box, a stirring structure, a limiting structure, an anti-collision structure, a dredging structure, an adjusting structure and an anti-blocking structure. The adjusting structure is arranged at the bottom end of the dredging structure, and adjustment can be carried out on the silt pumping angles, and therefore different pumping angles can be selected according to the actual situation, and silt pumping is facilitated; the anti-blocking structure is arranged in the adjusting structure, when the adjusting structure is blocked by waste plastic bags, the plastic bags can be automatically jacked up, and therefore the plastic bag can be effectively prevented from blocking the adjusting structure; through arrangement of the stirring structure, silt settled in riverways can be stirred, and therefore subsequent silt pumping work is facilitated; and through arrangement of the limiting structure, not only can the stirring structure be limited, but also the stirring depth can be adjusted at any time according to the water level condition, and therefore the riverways with different water levels can be adapted conveniently.

The invention discloses a financial storage system. The invention relates to the field of financial storage systems. The inner width of a lower end of a rail side is larger than that of an upper end of a rail. Far ends of a first gear and a second gear can keep moving in the width direction to pass through the interior of the lower end of the rail; the first gear and the second gear can move and pass through the interior of the upper end of the rail in the length direction; when the first motor or the second motor is independently started, the first gear or the second gear rotates and keeps moving in a sliding groove, an auxiliary storage cabinet can be conveniently controlled to move with the rail as the track, the purpose that the auxiliary storage cabinet can be switched back and forthabove a main storage cabinet and on a side face of the main storage cabinet is achieved, the upper space is effectively utilized, and financial data stored in the auxiliary storage cabinet can be conveniently taken and placed.

The invention provides a new material stirring device capable of effectively preventing too high stirring speed, and relates to the technical field of new materials. The devixce comprises a rotating shaft, the inner side of the rotating shaft is provided with uniformly distributed clamping grooves, the middle of the rotating shaft is rotatably connected with a rotating rod, the inner wall of the inner side of the rotating rod is fixedly connected with a spring, and the outer side of the spring is fixedly connected with a sliding block. The inner wall of the sliding block is fixedly connected with a dielectric plate, and the inner wall of the top of the rotating rod close to the top of the sliding block is fixedly connected with a positive plate. According to the new material stirring device capable of effectively preventing the too high stirring speed, through cooperative use of the electromagnet and the magnetic rod, when the rotating speed of the stirring device is too high, the electromagnet is powered on, the magnetic rod retracts into the guide rod under the action of magnetism, the conductive column is powered on, the electroactive rod retracts towards the inner side, thus clamping block can retract into the rotating rod, and the rotatng rod is enabled to idle in the rotating shaft, the situation that the stirring speed is too high is avoided, and the performance of the new material is effectively guaranteed.

The invention relates to the technical field of police equipment, and discloses a telescopic baton. The telescopic baton comprises a first section of baton and a second section of baton, wherein eachof the first section of baton and the second section of baton is configured to be hollow; sides opposite to each other, of the first section of baton and the second section of baton, are in threaded connection; a fixed rod is connected into the first section of baton and the second section of baton in a sleeving manner; a first slide block and a second slide block are fixedly connected to the upper end and the lower end of the fixed rod separately; the first slide block and the second slide block are connected into a first annular groove and a second annular groove which are formed in the inner sidewalls of the first section of baton and the second section of baton in a sleeving manner separately; and an end rod is fixedly connected to the bottom of the first section of baton. According tothe telescopic baton, through improvement for a receiving rod, a pull rope is pulled, and pulled out from a circular groove, a movable clamping block at the bottom end of the pull rope is capable ofmoving the position of a push port during pulling-out, a clamping bar clamps the interior of the push port under elastic action, the pull rope is pulled out to form a rope loop, a scoundrel can be surrendered and prevented from escaping, and moreover, the risk of injury due to fight at close quarters can be avoided.

The invention provides a disinfection device for a livestock and poultry farm, which comprises a liquid storage tank which is internally used for storing a disinfectant and is provided with a liquid inlet and a liquid outlet; a foaming device comprising a foaming cavity fixed at the upper end of the liquid storage tank; an air inlet assembly fixed in the foaming cavity and used for outputting external air to the foaming cavity; a first pump body fixed in the foaming cavity and used for sucking the disinfectant stored in the liquid storage tank into the foaming cavity; an impeller located in the foaming cavity; a first motor is fixed in the foaming cavity and connected with the impeller through a rotating shaft, wherein the first motor drives the impeller to rotate to generate bubbles; a foam outlet pipe fixed at the upper end of the foaming cavity; and a foam spray head connected with a foam outlet pipe of the foaming device through a connecting assembly. The disinfection device is used for spraying a foamed disinfection solution and can prolong the retention time of the disinfection solution.

The invention discloses a deformable connection structure of concrete landing stage steps and a building surface. Landing stage steps adopt layered structures, and an embedded iron piece is arranged on a beam of a floor slab; deformation joints with certain distances are reserved between the landing stage steps and the floor slab; a full iron sheet is mounted on upper end surfaces of the concrete step structure and the floor slab; the iron sheet is in U-shaped structures in each deformation joint and extends in each deformation joint; the U-shaped iron sheet is filled with bituminous hemp fibers; a bituminous wood wool slab is laid on the bituminous hemp fibers; a cement mortar bedding cushion is laid on the iron sheet and covered with a section steel plate; an end part, close to the building surface, of the steel plate is welded and fixed with an embedding iron piece; a transverse space is reserved between the steel plate and the building surface; and the space is sealed with a polyurethane sealing material after welding. The deformable connection structure can meet requirements for deformation joints in a large-scale project, has the functions of sedimentation, shock-proofing and expansion at the same time, and improves the drainage performance.