34results about How to "Improve the tightness of use" patented technology

The invention provides a sand mixing machine for casting. The sand mixing machine comprises a work table, an inner cavity, a sand mixing box, an old sand cabin and a new sand cabin, wherein the sand mixing box is arranged at the upper end surface of the work table; the old sand cabin is arranged at the right side of the upper end surface of the sand mixing box; the new sand cabin is arranged at the left side of the upper end surface of the sand mixing box; an inner cavity is formed in the bottom position of the sand mixing box; a rotating motor is assembled in the middle position inside the inner cavity; a stirring blade is arranged inside the sand mixing box; a water storage box is assembled right under the work table; the left end surface of the water storage box is connected with a first water outlet pipe; a water pumping pump is arranged at the left end surface of the first water outlet pipe; a second water outlet pipe is arranged at the inner wall of the sand mixing box; a plurality of groups of high-pressure spray heads are assembled on the outer surface of the second water outlet pipe; the first water outlet pipe is connected with the second water outlet pipe. Through the design, the residues on the outer surface of the stirring blade can be conveniently cleaned in time; the influence on the stirring efficiency caused by the residue attached onto the stirring blade can be prevented. The structure is reasonable; the installation is convenient; the reliability is high.

The invention discloses an electric vehicle charging pile which comprises a charging pile body and a charging gun connected with the charging pile body in an inserted and matched manner. An insertingcavity is formed in the end surface of the left side of the charging pile body, an electricity connecting block is fixedly arranged on the inner wall of the right side of the inserting cavity, first sliding grooves are symmetrically formed in the upper inner wall and the lower inner wall of the inserting cavity, stoppers are slidably mounted in the first sliding grooves in a matched manner, firstguide sliding grooves are symmetrically formed in the inner walls of the left sides and the right sides of the first sliding grooves, first guide sliders fixedly connected with the stoppers are slidably mounted in the first guide sliding grooves in a matched manner, a first top pressing spring is connected on one side, far away from the inserting cavity, of each first guide slider in a top pressing and matched manner, and the tail end of one side, far away from the inserting cavity, of each first sliding groove extends rightwards and is provided with a second sliding groove.

The invention discloses an air purifier, which comprises a case body and a clamping connector connected with the case body in an insertion matching mode, An insertion cavity is arranged in the end surface of the left side of the case body, A power feed block is fixedly arrange on the inner wall of the right side of the insertion cavity, A first sliding cavity is symmetrically arranged within the upper and lower inner walls of the insertion cavity, A shield plate is arranged is mounted in the first sliding cavity in sliding fit, first guide grooves are symmetrically arranged in the inner wallsof the left and right sides of the first sliding cavity, A first guide block fixedly connected with the shield plate is mounted in the first guide grooves in sliding fit, a first elastic piece is connected in top press fit with one side of the first guide block which is far away from the insertion cavity, and a second sliding cavity is arranged on the tail end of one side of the first sliding cavity which is far away from the insertion cavity and extending rightward.

The invention discloses an actuating mechanism. The actuating mechanism comprises an actuating mechanism body, a mounting gas chamber, a side rubber gasbag and a blocking rod, wherein a damping plug is in bolt mounting on the actuating mechanism body; a drive shaft is movably connected on the actuating mechanism body; a mounting plate is in bolt connection in the mounting gas chamber; the top endof the mounting plate is in bolt connection to a main rubber gasbag; a connecting hose is in bolt mounting on the main rubber gasbag; the top end of the connecting hose is in bolt mounting with the side rubber gasbag; and the side rubber gasbag is in bolt connection in the mounting gas chamber. The actuating mechanism is equipped with the side rubber gasbag, the drive shaft drives a fixed top plate to extrude the main rubber gasbag downwards in the mounting gas chamber; and under extrusion effect of the main rubber gasbag, gas is conveyed into the side rubber gasbag through the connecting hosewhile the side rubber gasbag can conveniently and quickly extrude, package and seal the fixed top plate, so that use sealing property of the actuating mechanism is effectively improved.

The invention discloses an improved stainless-steel-tableware washing device. The improved stainless-steel-tableware washing device comprises a main base and a connecting part connected on the main base through inserting matching, an inserting groove is formed in the end face of the left side of the main base, a power transmission block is fixedly arranged on the inner wall of the right side of the inserting groove, first sliding grooves are symmetrically formed in the upper inner wall and the lower inner wall of the inserting groove, baffles are in sliding fit in the first sliding grooves, first guiding grooves are symmetrically formed in the left inner walls and the right inner walls of the first sliding grooves, first guiding blocks fixedly connected with the baffles are in sliding fitin the first guiding grooves, first elastic sheets are in abutting fit to the sides, away from the inserting groove, of the first guiding blocks, and second sliding grooves extend from the tail ends of the sides, away from the inserting groove, of the first sliding grooves rightwards.

The invention discloses a flushing device for stainless steel dining utensils. The flushing device comprises a main base and a connecting part connected to the main base in an insertion matched manner, wherein an insertion groove is arranged in the left end face of the main base, an electricity transmission block is fixedly arranged on the inner wall of the right side of the insertion groove, first sliding chutes are symmetrically arranged in upper and lower inner walls of the insertion groove, baffles are mounted in the first sliding chutes in a sliding matched manner, first guide grooves aresymmetrically arranged in inner walls of the left and right sides of the first sliding chutes, first guide blocks fixedly connected with the baffle plates are mounted in the first guide grooves in asliding matched manner, first elastic plates are connected to one sides, far away from the insertion groove, of the first guide blocks in a pushing-pressing matched manner, and the tail ends of one sides, far away from the insertion groove, of the first sliding chutes, are provided with second sliding chutes in a manner of extending rightwards.

The invention discloses a novel vertical type barrel cutter. The novel vertical type barrel cutter comprises a main frame body and a connecting part which is in splicing and matched connection onto the main frame body, wherein an insertion hole is formed in the left side end surface of the main frame body; the inner wall of the right side of the insertion hole is fixedly equipped with an electricfeeding block; first slip slots are symmetrically formed in upper and lower walls of the insertion hole; baffle covers are mounted in the first slip slots in a sliding fit mode; first guide slide slots are symmetrically formed in inner walls of left and right sides of each first slip slot; first guide slide blocks which are fixedly connected with the baffle covers are mounted in the first guide slide slots in the sliding fit mode; one side, away from the insertion hole, of each first guide slide slot is connected with a first elastic pressure sheet in a resisted and matched mode; and the tailend of one side, away from the insertion hole, of each first slip slot is equipped with a second slip slot in a rightward extending mode.

The invention provides an air pressurization type sealing quick insertion gun head. The air pressurization type sealing quick insertion gun head comprises insertion gun nozzle grooves, sealing gasketinner chambers, fixed rods, tension springs, polytetrafluoroethylene sealing balls, buffer springs, connecting rods, buffer plates and protective pads, the insertion gun nozzle grooves are symmetrically arranged in the left side and the right side of an insertion gun seat, the sealing gasket inner chambers are arranged at the left sides of the insertion gun nozzle grooves, the tension springs arearranged at the internal right sides of the sealing gasket inner chambers, the polytetrafluoroethylene sealing balls are arranged on the left end surfaces of the tension springs, and the above designsolves the problem of incomplete sealing storage of an original liquid charging gun. The fixed rods are arranged at the left side and the right side of the rear end surface of the liquid charging gun,the buffer springs are mounted at the internal rear sides of the fixed rods, the connecting rods are mounted on the front end surfaces of the buffer springs, the buffer plates are mounted on the front end surfaces of the connecting rods, and the protective pads are arranged on the front end surfaces of the buffer plates, and the above design solves the problem of very easy wearing of the originalliquid charging gun. The air pressurization type sealing quick insertion gun head has the advantages of reasonable structure, safety in use, wearing avoiding and good sealing effect.

The invention discloses a packing device for a candy product. The packing device comprises a base frame and a joint part connected to the base frame in an inserting fit mode; an inserting cavity is formed in the end face of the left side of the base frame; and an electricity connecting block is fixedly arranged on the inner wall of the right side of the inserting cavity. First sliding grooves aresymmetrically formed in the upper inner wall and the lower inner wall of the inserting cavity; shielding plates are mounted in the first sliding grooves in a sliding fit mode; first guiding grooves are symmetrically formed in the inner walls of the left and right sides of the first sliding grooves; first guiding blocks fixedly connected with the shielding plates are mounted in the first guiding grooves in a sliding fit mode; the sides, away from the inserting cavity, of the first guiding blocks are connected with first elastic strips in a jacking fit mode; and the tail ends of the sides, awayfrom the inserting cavity, of the first sliding grooves rightwards extend to be provided with second sliding grooves.

The invention belongs to the technical field of die casting, and particularly relates to a die casting aluminum part. The die casting aluminum part comprises a housing aluminum part; the housing aluminum part and a supporting frame are both formed through die casting; the housing aluminum part is formed by mutually splicing two die-casting frames; rubber sealing strips are inserted into symmetrically arranged insertion cavities, and the two rubber sealing strips are mutually connected through a rubber clamping strip; a plurality of connecting holes are vertically formed in the inner side wallsof the two die-casting frames, and threaded rods are inserted into the connecting holes; nuts are in threaded connection with the two ends of the multiple threaded rods; the two ends of the threadedrod located in the middle of the die-casting frames are provided with the supporting frame, and the supporting frame is adjustably fixed on the threaded rod through nuts; inner cavity walls of the twodie-casting frames are provided with insertion sliding grooves respectively, and an LED lamp panel is slidably inserted into the insertion sliding grooves; and a lampshade is arranged on the outer side of the LED lamp panel. Holes do not need to be punched on the housing aluminum part, and the LED lamp panel is mounted on the housing aluminum part through screws, so that the use sealing effect ofthe housing aluminum part is improved.

The invention discloses an improved vertical barrel cutting machine. The improved vertical barrel cutting machine comprises a main frame and a connecting part connected to the main frame in inserted and matched modes. An insertion opening is formed in the end face of the left side of the main frame. A power supply block is fixedly arranged on the inner wall of the right side of the insertion opening. First sliding grooves are symmetrically formed in the upper inner wall and the lower inner wall of the insertion opening. A cover is mounted in the first sliding grooves in a sliding fit mode. First guide grooves are symmetrically formed in the inner walls of the left side and the right side of each first sliding groove. First guide blocks fixedly connected with the cover are mounted in the first guide grooves in a sliding fit mode. A first elastic pressing piece is connected to the side, away from the insertion opening, of each first guide block in an abutting fit mode. A second sliding groove which extends rightwards is formed in the tail end of the side, away from the insertion opening, of each first sliding groove.