37results about How to "Good guide function" patented technology

The invention relates to the technical field of constructional engineering and bridge engineering shock isolation, in particular to a novel three-dimensional shock isolation device with large vertical static rigidity. The novel three-dimensional shock isolation device comprises a horizontal shock isolating component, a transition steel structure platform and a vertical shock isolating component. The horizontal shock isolating component and the vertical shock isolating component are arranged at the top and bottom of the transition steel structure platform respectively. A vertical damping element and a vertical static support are further included and both arranged at the bottom of the transition steel structure platform, and are parallel to the vertical shock isolating component. The device can achieve the shock isolating function both in the horizontal direction and in the vertical direction, horizontal shock isolation and vertical shock isolation are decoupled and do not implicate each other, and high safety is achieved. The vertical damping component can further relieve the vertical geological process through energy dissipation, the vertical static support can provide large vertical static compression resistance rigidity, meanwhile, certain tensile strength can be provided during a vertical earthquake, the safety of the upper structure is guaranteed, manufacturing is easy and convenient, and construction, mounting and maintenance are convenient.

The present invention relates to a hydraulic auto-tensioner, in particular for a chain drive of an internal combustion engine, comprising a housing, a tensioning plunger guided in a plunger bore of said housing, a free piston guided in said plunger bore, and a plunger rod formed on said tensioning plunger and extending through the free piston. The tensioning plunger, the housing and the free piston delimit a hydraulic reservoir which is sealed with respect to the housing and the plunger rod by means of a sealing unit that is arranged on the free piston. The sealing unit is implemented as a double seal ring with an outer sealing surface which is in sliding contact with the plunger bore of the housing, and an inner sealing surface which is in sliding contact with the plunger rod of the tensioning plunger. In addition, the present invention relates to the use of such a double seal ring in a hydraulic auto-tensioner.

The invention discloses a sterilization device on a non-woven fabric production line. The device comprises a machine shell, supporting rods and connecting lugs, the supporting rods are symmetrically welded to the bottom of the machine shell, the connecting lugs are fixedly connected to one ends of the supporting rods, and a first sterilization mechanism, a tensioning mechanism, a second sterilization mechanism and a drying mechanism are sequentially installed in the machine shell. The non-woven fabric winds around a roller in an S shape, on the one hand, the retention time of the non-woven fabric in the shell can be effectively prolonged; and on the other hand, the non-woven fabric can be fully irradiated by ultraviolet rays, and the sterilization effect is good. A water pump is powered on, meanwhile, a valve is opened, and a bacteriostatic agent solution in a tank body is conveyed into a U-shaped pipe through a communicating pipe. The bacteriostatic agent solution is sprayed out in the form of water mist through atomizing nozzles under the action of pressure, so that the bacteriostatic agent solution is sprayed to the surfaces of the two sides of the non-woven fabric so as to inhibit the growth of bacteria and to prevent regeneration of the bacteria.

The invention relates to aluminum bar casting forming equipment and a processing technology thereof. The equipment comprises a fixed frame, wherein a plurality of adjacent die plate units are mountedabove the fixed frame, a plurality of distributed crystal heads are arranged below each die plate unit, molten aluminum introduced by the die plate units is injected into the crystal heads, a ventilating valve is arranged next to each crystal head, a dummy bar head lifting platform is mounted at the bottom of the fixed frame, a plurality of dummy bar heads are mounted on the dummy bar head liftingplatform, each dummy bar head corresponds to each crystal head one by one, a lifting oil cylinder is arranged at the bottom of the dummy bar head lifting platform, and when the dummy bar head liftingplatform ascends, each dummy bar head stretches into each crystal head. In the crystallizing process, a cooling measure is applied, and the dummy bar head lifting platform is controlled to descend slowly to form an aluminum bar. A control box is mounted on the fixed frame and the die plate units, so that the aluminum bar casting forming equipment is high in work efficiency and good in forming effect.

The invention relates to an axial piston machine (1) having a pivot bearing (13) which is composed of two pivot bearing parts (13b, 13c) and has a pivot axis (13a) for a swash plate (12), having a gap (a) which is rounded and curved in the shape of a circular arc section between the pivot bearing parts (13b, 13c), and having a cage segment (15) arranged in said gap (a), wherein the cage segment (15) is guided by an angular guide element (19). The guide element (19) has a first guide limb (19a) which extends transversely with respect to the gap (a), projects beyond the latter, is mounted by means of a first rotary bearing (21) so as to be rotatable about its first rotational axis (21b) which extends parallel to the pivot axis (13a) and by means of a first longitudinal guide (23) so as to be moveable on the cage segment (15), and is connected in its one end region to a second guide limb (19b) which extends transversely with respect to the pivot plane (E4) of the first guide limb (19a) and which is rotatably connected by means of a second rotary bearing (24a) to the one pivot bearing part (13b). In order to improve the guidance of the cage element (15), the first guide limb (19a) and/or the second guide limb (19b) has or have in each case a transversely aligned molding (25).

The invention discloses a lifter for a car window. The lifter comprises a car door, a window frame, car glass and a cavity, the window frame is located on the surface of the car door, the window frameis internally and slidably connected with the car glass, the cavity is located in the inner side wall of the car door, base plates are symmetrically bonded to the bottom end inside the cavity, a bottom plate is arranged on the upper parts of the base plates, the middle of the upper surface of the bottom plate is fixedly connected with an electric hydraulic rod, the upper surface of the bottom plate is symmetrically provided with sliding grooves, the interiors of the sliding grooves are movably connected with pull rods through sliding blocks, the top ends of the pull rods are movably connectedwith a top plate, the lower surface of the top plate is fixedly connected with the bottom plate through a telescopic frame, the inner wall of the cavity is symmetrically provided with guiding grooves, and the guiding grooves are internally and slidably connected with guiding blocks. According to the lifter, the telescopic frame is mounted between the bottom plate and the top plate, the top plateis slidably connected with the guiding grooves through the guiding blocks, thus sliding smoothness of the top plate is effectively improved, the use effect is improved, the lifter is mounted and fixedconveniently, and the time and labor are saved.

The invention relates to an electrical internal combustion engine actuating arrangement for adjusting actuating elements of an internal combustion engine. The housing body (14) contains a drive motor (12) and is closed off by a housing cover (16). The actuating arrangement has, at the housing cover side, a position sensor (20) which interacts with a position transducer (82) of the housing-body-side drive output shaft (80). The housing cover (16) and the drive motor (14) are electrically connected to one another by means of at least one electrical plug connection arrangement (50, 51). The housing cover (16) and the housing (14) have a positioning arrangement (70) which is composed of a positioning pin (72) and a positioning bore (74). The plug connection arrangement is formed in each case by a plug blade (31, 32) and an opposing plug clamp (34, 35) having a plug-in slot (36, 37). The plug arrangement (50, 51) has, at the plug clamp side, in each case at least one separate plug blade guide (38, 39, 40, 41) with a guide slot (42 to 45) which is arranged in each case parallel to the associated plug-in slot (36, 37) of the respective plug blade (31, 32). It is the object of the invention to create an actuating arrangement whose position sensor is positioned precisely during assembly and which ensures good contact between the drive motor and the housing cover.

The invention provides an imaging logging short section structure based on rotary guiding. The imaging logging short section structure based on rotary guiding comprises a button electrode assembly, aspecific resistance receiving polar plate assembly, a specific resistance receiving antenna assembly and an integrated gamma imaging detector assembly, wherein the button electrode assembly, the specific resistance receiving polar plate assembly and the specific resistance receiving antenna assembly are arranged below a specific resistance transmitting antenna assembly from top to bottom; the button electrode assembly is closest to a transmitting antenna; and as a button electrode has a small receiving surface and a relatively high resolution ratio, a well wall specific resistance signal can be obtained. The specific resistance receiving polar plate assembly is capable of measuring the specific resistance value of a slightly remote stratum and judging the signal of distance from an instrument to the boundary of the reservoir in advance. The specific resistance receiving antenna assembly is farthest from the transmitting antenna, and the specific resistance receiving distance is farther, so that the specific resistance signal of a position near a drill bit can be obtained, thereby facilitating the forward-looking stratum evaluation and guiding function. The imaging logging short section structure based on rotary guiding has relatively short drill collar design length, relatively complete measurement parameters and a measured value closer to the drill bit.

The invention discloses a guide wheel device capable of preventing sudden changing and reversing, a sorting trolley and a crossed belt sorting machine. The guide wheel device comprises a first connecting rod and a second connecting rod, wherein the first connecting rod and the second connecting rod are movably connected with a trolley bottom plate, guide wheels are arranged at the two ends of thefirst connecting rod and the two ends of the second connecting rod correspondingly, and the guide wheels are provided with vertical rotating axes; and an elastic piece is connected between the first connecting rod and the second connecting rod, and rotating points of the first connecting rod and rotating points of the second connecting rod are located on the same side of the elastic part. According to the technical scheme, the guide wheels at the two ends of the first connecting rod and the two ends of the second connecting rod are always in flexible contact with an inner guide rail through the elastic piece, the situations that the guide wheels are separated from the inner guide rail and change direction are avoided, vibration impact and noise are avoided, the possibility that the guide wheels are separated from a belt is reduced, so that the service life is prolonged, and the impact on a vertical rod is reduced.

The invention provides a hanging type transmission production line, which at least comprises a work station section consisting of a front rail and a back rail and a left curved rail and a right curved rail, and the rail consists of two paralleling C-shaped pipes and is provided with a transmission device consisting of a transmission device frame, and an upper roller on the upper part , a lower roller on the lower part, a middle guiding wheel and a hanger on the lower end of the transmission device frame, and the upper and the lower roller are respectively arranged at the upper and the lower end surfaces of the pipe. By adopting the C-shaped rail, the hanging type transmission production line of the structure is convenient for installation, saves space and can lead the clothes transmission to be safer.

The invention discloses an intelligent training boxing bag comprising a sandbag body; the sandbag body comprises a base body, a wrapping body and a stress part; the stress part sleeves the base body;a plurality of workgroups are arranged on the peripheral surface of the stress part; the workgroups comprise a strain element, a light emitting part and a sounding element; the base body is provided with a console; the console is in communication connection with the workgroups; the console comprises a processing module, a generation module and a display module; the generation module is used for generating activation instructions; the processing module is used for generating hit rate information; the display module is used for receiving and displaying target quantity information, total hit amount information and hit rate information; the workgroups are used for receiving the corresponding activation instructions; the strain element is used for generating hit information; the light emittingelement is used for extinguishing the light after receiving a hit instruction; and the sounding instruction is used for sounding after receiving the hit instruction. According to the intelligent training boxing bag, the interactive experience between a user and the boxing bag can be increased, meanwhile, a relatively good guiding function is achieved, the structure is simple, and realization is facilitated.

The invention relates to the technical field of kitchen and bath electric appliances, in particular to a quantitative feeding structure and a dish washing machine with the same. The quantitative feeding structure comprises a second cavity arranged above a first cavity, and the second cavity is provided with a feeding opening communicated with the outside and a first outlet facing the first cavity; a first inlet is formed in the side, facing the first outlet, of the first cavity, and the first inlet and the first outlet are staggered; a throwing assembly is arranged on the body and comprises a base body; the base body is provided with a quantitative groove, and the quantitative groove is provided with a first position communicated with the first outlet and a second position communicated with the first inlet; and a driving structure is arranged on the body, and the quantitative groove reciprocates between a first position and a second position under the action of the driving structure. Solid salt in the second cavity is fed into the first cavity according to quantity and requirements through the quantitative groove to form a salt solution needed in the third cavity, and quantitative control over the salt amount needed by resin regeneration in the water softener is effectively achieved.

The invention relates to the technical field of automobiles, in particular to an automobile combined key. The keyboard comprises a character plate (1), keys (2), a sliding block (3), a shading plate (4), ejector pin (5) mechanisms, a lamp panel (8) and a rack part (9), wherein the keys (2) are connected to the sliding block (3) to form a key (2) combination, and the character plate (1), the shading plate (4) and the rack part (9) are fixed and form a sliding cavity; the ejector pin (5) mechanisms are arranged at two sides of the shading plate (4); inclined arc faces (10) allowing the ejector pin (5) mechanisms to abut against are arranged on the two sides of the sliding block (3), the lamp panel (8) is arranged on the rack part (9) and provided with a signal transmission switch (12), and atriggering part (11) used for triggering the signal transmission switch (12) is arranged on the lower portion of the sliding block (3). The automobile combined key can meet various force displacementcurve requirements, and is low in poor contact risk and good in durability.

The invention discloses an integrated six-stage three-cross-beam metal beam column type guardrail for a median strip of an expressway. The integrated six-stage three-cross-beam metal beam column typeguardrail comprises a concrete surface layer, stand columns, cross beams, cross beam longitudinal supporting assemblies and cross beam transverse connection reinforcing assemblies. The concrete surface layer is arranged on an expressway median strip; the lower ends of the stand columns are arranged in the concrete surface layer and extend to the ground layer; three cross beams are sequentially arranged on the two sides, facing the two driving directions of the expressway, of the stand columns from top to bottom; each cross beam is connected with the stand column through the cross beam longitudinal supporting assembly in a longitudinal direction, and each cross beam is connected and extended through the cross beam transverse connection reinforcing assembly in a transverse direction. The requirements for guardrail strength and deformation control, snow blocking prevention and material consumption control are met at the same time; the guardrail has the advantages that accident vehicles can be stopped, a good guiding function is achieved, the vehicles can be guided out smoothly, safety of passengers in the vehicles can be guaranteed, serious damage or life endangering caused by overlarge deceleration and acceleration is avoided, and the protection level of the guardrail reaches six levels.

The invention belongs to the technical field of flexible guide mechanisms, and discloses a flexible guide part which is high in flexural rigidity and stable and reliable in structure and has good buffering and guiding functions. In addition, the multiple first end heads and the multiple second end heads are evenly distributed around the spiral central axis in the circumferential direction, so that stress on the multiple spiral bodies is more balanced, and the problems of eccentric vibration and the like caused by uneven stress on the flexible guide part are effectively solved. The invention further provides a flexible guide mechanism, the flexible guide mechanism can conveniently and flexibly adjust the number of effective stress turns of the spiral body in the flexible guide piece through the arrangement of the adjusting sleeve and the adjusting ring, and therefore rigidity adjustment of the flexible guide piece is achieved, and the use requirements under different buffering and guide working conditions are met.