55results about How to "Reduced collision wear" patented technology

The invention discloses an integrated cleaning and drying machine for hardware accessories, which comprises: a box body, a drying box, a washing box, a friction damping pad and a washing device, the drying box is located at the upper part of the box body, the washing box is located at the lower part of the box body, The dry box and the washing box are separated by a plugboard. The washing box is composed of a liquid inlet, a liquid outlet, a washing container, a rotating seat, a lifting seat, a motor and a threaded rod. The rotating seat and the threaded rod are slidably connected by a slide rail, and the lifting seat It is slidingly connected with the rotating seat through a circular track, the circular track is set on the lifting seat, the lifting seat is slidingly connected with the box body, the motor is set at the bottom of the box body, and the drying box is composed of electric heating wire, fan, spray device, box cover Composed of vent holes and friction damping pads at the bottom of the box. The invention reduces the collision wear during the cleaning process of the hardware fittings, increases the washing efficiency, can rinse the residual washing liquid on the surface of the hardware fittings after washing, and then dries them. The structure is simple and reasonable, and it is easy to operate.

The invention discloses a device for collecting and guiding rainwater at an urban road edge, comprising a rainwater inlet and a sedimentation chamber, wherein the rainwater inlet is vertically arranged underneath the road edge, the sedimentation chamber clings to the rainwater inlet, and is arranged below a road surface, the rainwater inlet is in connection with a filter chamber through a water diversion pipe, a movable cover plate is arranged at the top of the filter chamber, a water drainage pipe is arranged at the bottom of the filter chamber, and is in connection with subsequent treatment devices, and filter elements are arranged in the filter chamber. The device disclosed by the invention has the beneficial effects of good sedimentation effect, high filter efficiency, convenience for cleaning and maintenance, and capability of effectively guiding and collecting the rainwater on the road surface and performing pretreatment on the rainwater.

Long displacement, stable contact side bearings for railcars, through the use of various combinations of features, can provide better handling characteristics for improved trailing and cornering performance. The side support includes a base and a generally cylindrical wall portion extending upwardly from the base. A cup-shaped cap includes a generally circular top and a generally cylindrical wall portion extending downwardly from the top. The cap extends into a wall portion of the base. At least one coil spring is disposed within the base and extends to the underside of the cap.

The invention relates to the technical field of wastewater treatment, and discloses an acid wastewater treatment device, which comprises a treatment box body, wherein a water inlet pipe and a water outlet pipe are arranged on the side surface of the treatment box body, the water inlet pipe and the water outlet pipe are oppositely arranged on the side surface of the treatment box body, the water inlet pipe and the water outlet pipe are both communicated with the interior of the treatment box body, a driving device is arranged in the treatment box body and comprises a main rotating shaft, threaded columns are fixedly mounted at the upper end and the lower end of the main rotating shaft correspondingly, two stirring and separating devices are arranged on the side surface of the main rotating shaft, each stirring and separating device comprises a stirring plate, the two stirring plates are symmetrically located on the side surface of the main rotating shaft correspondingly, and an auxiliary device is arranged in each stirring plate in the same manner. According to the acid wastewater treatment device, the driving device, the stirring and separating device and the auxiliary device are used in cooperation, so that the stirring efficiency and the mixing effect are improved, and the practicability of the device is improved.

The invention discloses a grinding machine for mechanical and electrical equipment parts. The grinding machine structurally comprises a base, a double-shaft grinding mechanism, a guide rail frame, a driving device, a drag chain, a dust suppression mechanism and a workbench, and the double-shaft grinding mechanism is composed of a power shaft, a concave grinding disc, a small grinding sheet, an adhesive groove and a telescopic linkage rod. According to the grinding machine, the double-shaft grinding mechanism is utilized to achieved two kinds of grinding effects, the surface of a workpiece is grinded through the concave grinding disc, an dead angle on the surface of the workpiece is subjected to secondary grinding by using the small grinding sheet, the incomplete grinding of the workpiece is avoided, the working efficiency is improved, the labor volume is reduced, the replacing time of the grinding sheet is saved, a linkage ring is driven by the power shaft to rotate, thus when a negative pressure worm gear rotates, negative pressure wind force can be generated, scraps or dust on the surface of the workpiece is absorbed upwards, interrupting, filtering and collecting are conducted through a dust collection box, the harm of dust to the respiratory tracts of workers is avoided, and the explosion of friction between dust can further be avoided.

The invention relates to the technical field of flour processing, in particular to a screening mechanism for flour processing and a working method thereof.The screening mechanism comprises a bottom plate, a vibration assembly, a screening box, a box cover and a dust collection assembly.The first filter screen plate and the second filter screen plate are used for vibration screening, large impurities and small particle impurities in wheat can be removed, the impurity removal range is widened, and the screening efficiency is improved. The first filter screen plate and the second filter screen plate are installed by arranging the sliding ways, so that installation of the first filter screen plate and the second filter screen plate is simpler and quicker, convenience is provided for assembly and use of the screening mechanism, meanwhile, the first filter screen plate and the second filter screen plate are also convenient to disassemble, and the screening mechanism is convenient to use. And convenience is provided for cleaning the first filter screen plate and the second filter screen plate, the convenience of maintenance and cleaning of the screening mechanism is improved, and therefore the service life of the screening mechanism is prolonged.

The invention relates to the technical field of transmitters, in particular to a damping dustproof wireless communication transmitter, which comprises a movable door, a protective shell and a transmitter, a cavity is formed in the protective shell, an opening penetrating through the inside and the outside is formed in the upper end of the cavity, the transmitter is arranged in the cavity, and the movable door is hinged to the opening in the upper end of the protective shell through a hinge. A vertically-through communicating hole is formed in the middle of the movable door, a transmitting end is arranged at the center of the upper end of the transmitter, and the upper end of the transmitting end penetrates through the communicating hole and then is located above the movable door. The wireless communication transmitter is reasonable and compact in structure and convenient to use, a shock pad and a buffer spring are arranged on the inner side of the protective shell, and the transmitter is placed above the shock pad and the buffer spring, so that the problem that the wireless communication transmitter is easily collided and abraded in the moving process due to the fact that a protective shell of an existing wireless communication transmitter is not provided with a shock absorber is solved; collision abrasion of the emitter in the moving process is reduced, and the service life of the emitter is prolonged.

The invention relates to the technical field of vacuum cleaners, in particular to a frame structure of a hand-held vacuum cleaner and the hand-held vacuum cleaner. The frame structure of the hand-heldvacuum cleaner includes a frame body; the frame body is provided with a mounting groove for mounting a dust cup and an avoidance groove formed below the dust cup. According to the scheme, the avoidance groove is formed in the frame body and located below the dust cup, when the avoidance groove is disassembled or assembled, the lower portion of the frame body is not easily collided, the collisionabrasion among parts is reduced, and the service life of the product is prolonged.

The invention discloses a double-cone low-consumption anti-abrasion hydraulic cyclone separator, and relates to a cyclone separator. A separator shell is composed of a cylinder cavity shell and a cone cavity shell, an overflow outlet is vertically formed in the center of the top, a tube inlet is formed in the edge of the top in the tangent direction, an underflow outlet is formed in the bottom, an inner cone is fixed in the separator shell through a fixing fin, and an upper end opening is not higher than the lower end of the overflow outlet; the inner cone is designed according to a zero-axial-speed enveloping surface of the hydraulic cyclone separator; an injection-compression anti-abrasion assembly comprises a plurality of injection-compression channels which are evenly arranged outside the separator shell in a communicating mode, and a continuous phase with pressure is injected into the separator shell through the injection-compression channels. According to the double-cone low-consumption anti-abrasion hydraulic cyclone separator, the inner cone is inserted into the zero-axial-speed enveloping surface of the hydraulic cyclone separator, the inner cyclone and the outer cyclone are separated to prevent mutual interference of fluid, the injection molding anti-abrasion assembly is arranged to weaken collision abrasion of solid particles, and separation energy consumption and abrasion are reduced under the condition that the separation efficiency is guaranteed.

The invention provides a gas outlet valve with dual-ball sealing. The gas outlet valve with dual-ball sealing is small in part number, simple in structure, low in cost, good in performance stability and high in reliability. The gas outlet valve with dual-ball sealing comprises a valve body 1 and a bonnet 2 matched with the valve body 1. The valve body 1 is provided with an A tower gas outlet 11, aB tower gas outlet 12 and a valve body gas outlet 13. An A and B tower gas outlet communication pipe 21 is arranged in the bonnet 2. The A and B tower gas outlet communication pipe 21 is provided with through holes corresponding to the position of the A tower gas outlet 11, the position of the B tower gas outlet 12 and the position of the valve body gas outlet 13 respectively. An A tower sealingball 3 is arranged at the position of the A tower gas outlet 11. A B tower sealing ball 4 is arranged at the position of the B tower gas outlet 12. The gas outlet valve with dual-ball sealing is applied to the technical field of gas valves.

The invention relates to the field of flue gas treatment, and in particular, relates to a fixed bed desulfurization reaction device and a use method thereof. The fixed bed desulfurization reaction device comprises a desulfurization bin, and the interior of the desulfurization bin is divided into a plurality of desulfurization chambers which are connected in series in the horizontal direction by inter-chamber mesh diversion partition walls; a desulfurizing agent feeding section is arranged at the top of the desulfurizing bin, a plurality of desulfurizing agent feeding sites are arranged in the desulfurizing agent feeding section, each desulfurizing chamber at least corresponds to one desulfurizing agent feeding site, and each desulfurizing agent feeding site corresponds to one butterfly-shaped buffering material guide device and one discharging stabilizer; and two ends of the desulfurization bin in the horizontal direction are respectively provided with a flue gas inlet and a flue gas outlet, the flue gas inlet and the flue gas outlet are neck-expanded structures, and inlet and outlet mesh guide partition walls are arranged at the joints of the neck-expanded structures and the desulfurization bin. The device mainly aims at overcoming the defects that in the prior art, material adding and discharging fluency is not high, the utilization efficiency of a desulfurizing agent is low, device resistance consumption is large, and dust removal performance is poor.

The invention relates to a foldable positioning plate for a reamer, and belongs to the technical field of reamer positioning. According to the foldable positioning plate for the reamer, a main plate and an inner plate are connected through a hinge, and the main plate and a lower plate are connected through a hinge. When the positioning plate is unfolded, the main plate and the inner plate are connected through a fixing plate, and the main plate and the lower plate are connected through a fixing plate. When the positioning plate is folded, the inner plate is connected and attached to the main plate through the hinge, and the lower plate is connected and attached to the main plate through the hinge. The lower edge of the inner plate is provided with an arc boundary, a check plate is arranged, a distance is kept between the check plate and the arc boundary of the lower edge of the inner plate, and the boundary of the inner plate is provided with a rib plate. The main plate is provided with an arc positioning boundary, a check plate is arranged, a distance is kept between the check plate and the arc positioning boundary, and a rib plate is arranged on the boundary of the main plate. The inner edge of the lower plate is provided with an arc boundary, a check plate is arranged, a distance is kept between the check plate and the arc boundary of the inner edge of the lower plate, and the boundary of the lower plate is provided with a rib plate. The foldable positioning plate has the advantages that the structure is simple, on-site construction is achieved, disassembly and assembly are convenient, conveying is convenient, and the positioning precision is high.