34results about How to "Improved structure is simple" patented technology

A rewinding machine including a winding system and a feed path for a web material towards the winding system is described. Positioned along the feed path is at least one air jet severing member to cause severing of the web material after winding of each log has terminated.

The invention relates to an improved structure of a step-and-track-composite-type movable robot travelling system. According to the improved structure of the step-and-track-composite-type movable robot travelling system, a balance rocker arm hanger bracket of which the two sides are symmetrical is configured on an H-shaped chassis, and a work platform is placed at three fixing points of the balance rocker arm hanger bracket; a driving steering assembly driven by a linear travelling driving motor (54) and a steering travelling driving motor (76) is configured on the balance rocker arm hanger bracket and located on an H-shaped chassis outer bridge shell cross rod, and four supporting legs of the balance rocker arm hanger bracket are configured with joint track assemblies capable of achievingposture adjustment. According to the improved structure of the step-and-track-composite-type movable robot travelling system, the adaptability to a complex annular road surface is very high, and theflexible posture regulation and stable posture keeping capacity is achieved; the attaching profile modeling capacity of uneven complex ground automatic adaption is achieved, and disturbance of the uneven road surface on a vehicle is reduced; the weight loading capacity of the movable work platform is improved, and the stairway-climbing and obstacle crossing capacity is achieved; and through the four-wheel-driving mode, the vehicle cross-country capacity is improved, spot turn can be achieved, and the maneuverability is high.

The device (16) for adjustably fixing a front panel (11) to side walls (12, 13) of a drawer (10) or the like comprises a first part (17) fixable to a side wall (12, 13) of the drawer (10), and a second part (18) fixable to the front panel (11) of the drawer (10); the first part (17) and/or the second part (18) comprise at least a first and a second element (19, 20; 21, 22; 43, 44, 45) connected slidably to one another along a vertical and/or lateral direction, between which adjusting means (31, 32; 53, 54) are interposed so as to adjust the vertical and/or lateral position of the front panel (11) with respect to the lateral walls (12, 13) of the drawer (10).

The invention discloses a micro gas turbine fuel oil system and a control method thereof. A dual-oil-way oil supply manner is used for respectively supplying oil to a starting fuel oil nozzle and a main fuel oil nozzle; the combustion stability, the combustion efficiency and the uniformity of the temperature of the combustion chamber outlet can be greatly improved. According to the micro gas turbine fuel oil system, an onboard fuel oil pump, an acceleration regulating device and a starting electromagnetic valve are adopted, so that the structure simplicity of the fuel oil system can be greatlyimproved; a rotation speed and height compensation device is adopted, the environmental adaptability of the fuel oil system can be greatly improved; a starting cleaning valve is adopted, the servicelife of the starting fuel oil nozzle and the fuel oil system can be greatly prolonged; the gas turbine fuel oil system is of great significance to being simple and lightweight in structure, easy to maintain and high in reliability.

The invention discloses a turn-over driving device of a vehicle-mounted flat-panel display and relates to an electric driving device for changing the supporting state of a display. The turn-over driving device of the vehicle-mounted flat-panel display is provided with a motor and a deceleration mechanism which comprises two rectangular box bodies and two worm gears and two worms. A rotating shaftof the first worm in the deceleration mechanism is a transverse input shaft, a rotating shaft of the second worm gear in the deceleration mechanism is a transverse output shaft, and the two shafts areparallel to each other. Longitudinal bearings are mounted on a lower straight rod part and an upper straight rod part of the two sides of an arc surface thread part of the second worm correspondingly, transverse bearings are mounted on a left circular rod part and a right circular rod part of the two sides of a working part on the second worm gear correspondingly, wherein the working part is provided with a plurality of arc surface tooth grooves along the circumference surface, and the arc surface thread part of the second worm is engaged with the arc surface tooth grooves of the second wormgear. The deceleration mechanism is provided with the two rectangular box bodies, the first worm and the first worm gear are mounted in the first box body, the second worm, the two longitudinal bearings of the second worm, the second worm gear and the two transverse bearings of the second worm gear are mounted in the second box body, and thus machining and production are facilitated.

The invention relates to the field of aircraft structural design, in particular to a longitudinal beam transmission structure of a cargo compartment floor. The longitudinal beam transmission structurecomprises a longitudinal cargo compartment floor beam, a diagonal draw rod, a connecting joint, a diffuser, a frame and a long truss. One end of the longitudinal cargo compartment floor beam is connected to the frame and the middle part is hinged with the diagonal draw rod by a bolt. The other end of the diagonal draw rod is hinged to the connecting joint by a bolt; a vertical surface of the connecting joint is fixed with the frame vertically and the bottom surface is fixed with the diffuser; and the diffuser is fixed with the vertical surface of the long truss. Because of formation of the triangular stable structure and the only application of the axial load to the diagonal draw rod, the longitudinal beam reinforcing structure is simple, the weight is light, the processability is high, the cost is low, and the structure is easy to produce and assemble.

The invention discloses a float level gauge applied in the measurement of the level of residue slurry with great measured level fluctuation. The conventional float level gauge is improved, i.e., a floating accessory is added besides a transmitter, a mounting flange, a magnetic float and a sensor/guide rod in the conventional structure, and depending on the greater buoyancy of the floating accessory in slurry and frequent level fluctuation, the float level gauge can remove fine particles splashed onto the top of the magnetic float due to great level fluctuation and stuck in the gap between the sensor/guide rod and the magnetic float. The invention solves the affection of fine particles, flotage and other adverse factors in the slurry of a residue slurry pond on measurement; and meanwhile, the great surge of the level can be filtered and smoothed as well. In actual production, the long-term application effect of the float level gauge is good. The float level gauge is particularly suitable for environments with turbid slurry, high residue content and frequent level fluctuation. The float level gauge is used for accurately and stably measuring the level, correctly reflecting the actual height of the level and providing stable and reliable real-time measurement data for an automatic control system.

The invention discloses a scissor type simple and automatic particle packaging machine. The scissor type simple and automatic particle packaging machine comprises a machine body as well as a shearing device and a distributor device which are arranged on the machine body, wherein the distributor device comprises a rotating plate and a distributing baffle arranged at the upper part of the rotating plate, and a downwards inclined sliding plate is arranged at the lower part of the shearing device. The scissor type simple and automatic particle packaging machine has the advantages that the inclined stainless steel fixing sliding plate is adopted, replaces a complicated conveying belt mechanism and is more convenient to use and maintain; the improved structure of the packaging machine is simple, and the use and maintenance cost of equipment is effectively reduced.

The invention discloses a ring elastic buffer piece. The ring elastic buffer piece comprises an elastic ring, and a plurality of connecting rods and a plurality of elastic elements are arranged in theelastic ring; the ends of the connecting rods are connected with the side wall of the elastic ring, and each connecting rod comprises a first rod body and a second rod body which are spaced by a certain distance; the elastic elements are arranged between the first rod bodies and the second rod bodies, and each elastic element comprises a first shell, a first spring body, a second shell, a secondspring body, a first abutting piece and a second abutting piece, wherein the first shell, the first spring body, the second shell and the second spring body are sequentially connected in a sleeved mode from outside to inside, and each first abutting piece and each second abutting piece are fixedly connected with each first rod body and each second shell respectively; the axes of the first rod bodies, the second rod bodies and the elastic elements coincide. The ring elastic buffer piece is suitable for the joints of various machine parts, mechanisms and equipment, the strong impact of externalloads on the elastic ring is weakened, the accurate and multi-directional differential buffer protection effect on the whole interior of a machine can be achieved, the service life of the machine is prolonged, and the stability and accuracy of operation and use are improved.

The invention discloses a scissor-type automatic particle packaging machine for material separation protection. The scissor-type automatic particle packaging machine comprises a machine body, a shearing device and a material separator device, wherein the shearing device and the material separator device are arranged on the machine body. The material separator device comprises a rotating disc and a material separation baffle. The material separation baffle is arranged above the rotating disc in a suspended manner. A resin stop piece is arranged on the outer side wall of the material separation baffle. The lower edge of the resin stop piece is attached to the upper surface of the rotating disc. The scissor-type automatic particle packaging machine has the beneficial effects that the resin stop piece is adopted for making contact with the stainless steel rotating disc, and metal particle pollution generated by friction between the material separation stop piece and the rotating disc is avoided; a gap between the resin stop piece and the rotating disc is smaller, discharging is more complete, and disassembling, replacing and internal cleaning are facilitated; and the structure is simple, and the equipment using and maintenance cost is effectively lowered.

An apparatus and method for manufacturing a microneedle are disclosed, which aim to reduce the production costs of microneedle preparation and improve the efficiency and quality of microneedle preparation. The apparatus for manufacturing a microneedle includes a baseplate, an elastomeric female mold, a horizontal movement mechanism, a vertical movement mechanism, a dispenser and a roller mechanism. The elastomeric female mold is disposed on the baseplate and has a surface formed thereon with cavities complementary to needle bodies. The dispenser includes a reservoir for holding a solution for forming the microneedle. The roller mechanism is disposed on the dispenser and includes a roller. In practical use, the roller is driven by the vertical movement mechanism to apply a predetermined value of pressure onto the elastomeric female mold and is then driven by the horizontal movement mechanism to move horizontally on the elastomeric female mold, thereby evacuating air from the cavities and coating the solution dispensed from the reservoir on the elastomeric female mold. In this way, high filling efficiency and good filling quality are achievable.

The invention discloses a combined type precision control buffering device. The combined type precision control buffering device comprises a main control ring, a plurality of secondary control rings arranged in the main control ring and installation blocks arranged outside the main control ring; the main control ring comprises an inner ring and an outer ring which are concentrically arranged, themultiple secondary control rings are sequentially arranged between the inner ring and the outer ring, and the multiple secondary control rings are connected with the main control ring; at least one elastic mechanism is arranged in each of the secondary control rings, two ends of the elastic mechanisms correspondingly abut against the inner walls of the secondary control rings, and the elastic mechanisms comprise coaxial and sequentially-connected connecting rods and elastic elements; and an even number of the installation blocks are arranged along the outer circumference of the main control ring. The combined type precision control buffering device is suitable for connecting machine parts, mechanisms and equipment which are in the same plane, joints are effectively buffered, a machine is protected, the service life of the machine is prolonged, and the operation usage stability and accuracy are improved; and precise buffering acting force can be provided for the machine by adjusting andcontrolling the elastic mechanisms, and meanwhile, the multi-directional differentiation buffering protection action is realized through the different elastic mechanisms in the different directions.

The invention discloses a busbar sleeve which is used in a high voltage switch cabinet. The structure of the busbar sleeve comprises a skirt which is arranged at the external wall of an insulator, and a busbar fixing plate which is radially arranged in an internal channel of the insulator, and the busbar fixing plate is opened with a through hole. The busbar sleeve of the invention is characterized in that: the cross section of the insulator takes the shape of a circular cylinder, the busbar fixing plate and the internal wall of the insulator are segregated, and the circular busbar fixing plate is embedded in an annular groove of the internal wall of the insulator. Compared with the prior art, the busbar fixing plate segregated with the internal wall of the insulator can adjust the angle of the through hole at option by rotating according to requirements, thus achieving the purpose that the metal busbar can be adjusted within 360 degrees along the axial direction of the sleeve, and the use or assembly of the busbar sleeve is very convenient; in addition, an enterprise can respectively process the busbar fixing plate and the insulator, and a selected corresponding busbar fixing plate is assembled in the annular groove of the internal wall of the insulator, thus the user requirement can be met. The busbar sleeve has the advantages of simple improved structure, strong commonalityand remarkable effect.

The present invention refers to a food processing system presenting a recipient adapted for receiving food ingredients, and a driving arrangement adapted for driving a tool support provided inside of the recipient, and at least one weighing arrangement adapted for weighing the food ingredients. In particular, the weighing arrangement has an elongated structural member and at least one weighing member provided as a single piece that can be directly attached to the recipient or to the driving arrangement thereof.

The invention discloses a low-power-consumption high-voltage direct-current contactor. The contactor comprises a ceramic shell, a magnetic pole plate, two static contacts, a movable contact piece, a push rod, a movable iron core and a reset spring, a first mounting groove is concavely formed in the lower side surface of the magnetic pole plate, a second mounting groove is formed in the movable iron core, and the push rod movably penetrates through the second mounting groove and the first mounting groove; the reset spring is provided with a first reset spring arranged outside the push rod in a sleeving mode and a second reset spring arranged outside the first reset spring in a clearance sleeving mode, the first reset spring is further in slight tight fit with the push rod, and the upper end and the lower end of the first reset spring elastically abut against the top wall of the first mounting groove and the bottom wall of the second mounting groove correspondingly; and the lower end of the second reset spring is further restrained in the bottom of the second installation groove, and the upper end of the second reset spring is further movably arranged in the first installation groove. According to the high-voltage direct-current contactor, the power consumption and the temperature rise of the coil are reduced, the stability, the safety and the short-circuit resistance of the contactor are improved, and the development requirements of contactor products are met.