225 results about "Face structure" patented technology

The utility model discloses an anti-blocking screening mesh surface structure for screening gravel. The anti-blocking screening mesh surface structure comprises a screening surface with screening holes; hole adjusting bulges are arranged on the axial outer surfaces of the rolling rods, and the rolling rods correspond to the sieve holes which are longitudinally distributed in the same row on the sieve surface; the vibrating screen further comprises a mounting frame with mounting grooves, and the left side and the right side of the screen face are mounted in the mounting grooves of the mounting frame through elastic pieces capable of generating elastic deformation. When the screen holes are blocked by blocking objects, the side edges, away from the screen face, of the electric telescopic rod A and the electric telescopic rod B do not clamp the screen face any more, the screen face is supported in the mounting frame through the elastic pieces, rolling rods rotate to drive hole adjusting protrusions to jack up the blocking objects, the screen face is buffered through the elastic pieces at the moment, and the situation that the blocking objects are jacked up by the hole adjusting protrusions excessively rigidly, and the screen face is damaged is avoided. The problem that in the jacking process of a fixing rod, excessive hard jacking is likely to be generated on a screen, and consequently damage is caused is solved.

The invention discloses a welding device for inhibiting welding deformation of a box body of an electric appliance switch cabinet, and belongs to the technical field of welding, the welding device comprises a rack, rotation driving parts are arranged on the two sides of the rack, a welding platform is rotatably connected between the rotation driving parts on the two sides, and the welding device further comprises at least two flexible limiting mechanisms arranged on the two sides of the welding platform, the flexible limiting mechanism comprises a containing frame rotationally arranged at the top of the welding platform, supporting frames are arranged on the two sides of the top of the containing frame, a plurality of limiting rods capable of being flexibly adjusted are arranged on the supporting frames in the length direction in an array mode, and the to-be-welded component is limited through avoiding of the limiting rods. According to the non-rigid supporting device, by arranging the flexible limiting mechanism, flexible abutting connection of the outer walls of the plates in different shapes can be achieved, the limiting rod can be attached to the special-shaped face structure in a self-adaptive mode after limiting of the pressing block is relieved, non-rigid supporting of the thin-wall part is completed, it is guaranteed that welding positioning is stable, and stress concentration caused by rigid clamping is avoided.

The utility model relates to the technical field of easy-open lid production, and discloses a foaming drawing die and stamping equipment comprising the foaming drawing die. A foaming drawing die comprises an upper die core and a lower die core, the lower die core comprises a stamping column, and a stamping hole corresponding to the stamping column is formed in the upper die core; the stamping column is provided with a column side face and a column top face, a first connecting face structure is arranged between the column side face and the column top face, the stamping hole comprises a hole side face and a hole top face, and a second connecting face structure corresponding to the first connecting face structure is arranged between the hole side face and the hole top face. The side wall of the protruding part is smoothly connected with the top. The easy-to-pull lid has the beneficial effects that the material bending degree between the side wall and the top of the protruding part is reduced, so that the situation that paint falls off after stamping foaming is reduced or avoided, the easy-to-pull lid product still has high corrosion resistance and rust resistance, and the quality of the easy-to-pull lid is improved.

The utility model discloses a packaging box for a channel in a front bottom plate in the technical field of packaging boxes, and aims to solve the technical problems that in the prior art, the utilization rate of packaging space of the channel in the front bottom plate of an automobile is low, and the channel is prone to being scratched and damaged in the storage and transportation process. The packaging box comprises a packaging box body, the top face of the packaging box body is concaved inwards to form a cavity matched with the bottom face structure of a channel in the front bottom plate, and at least two of a flanging supporting face, a longitudinal beam supporting face and a concave portion supporting face are arranged in the cavity. And the flanging supporting surface, the longitudinal beam supporting surface and the concave part supporting surface are respectively matched with the flanging, the longitudinal beam and the concave part bottom surface of the channel in the front bottom plate.

The utility model relates to the field of self-service, and discloses an outward-opening type service machine shell structure which comprises a shell body in the middle, and an outer door structure and an inner door structure are arranged on the shell body. The outer face structure comprises a first outer door on the upper portion and a second outer door on the lower portion, the first outer door and the second outer door are connected through a hinge structure, the hinge structure is a hinge structure, the first outer door and the second outer door are of outward opening type door structures, the door structure on the back face is a first inner door, the first inner door is closed on the back face of the shell body, and the first inner door is of an outward opening type structure. The shell is of a multi-door structure, and the multi-door structure can facilitate maintenance and overhaul of parts in an unrecognized area.

The invention relates to the technical field of cable plugging, in particular to a quick cable plugging mechanism of an electric chain hoist, which comprises a base, a first shell is symmetrically and fixedly mounted on the base, a plurality of male pins are mounted at one end of each shell, a second shell is arranged on one side of each first shell, a plurality of female pins are arranged in each second shell, and the male pins are connected with the female pins. A clamping groove is formed in a square block of the first shell, a clamping block of the second shell is designed to be of an inclined face structure, the clamping block can rapidly and automatically slide into the clamping groove in the inserting process, rapid positioning inserting can be achieved through an inclined face, a T-shaped block of the anti-disengaging mechanism can rapidly enter or be disengaged from a T-shaped groove, and therefore the clamping block can be rapidly inserted into the clamping groove. The quick and stable plugging between the first shell and the second shell is realized, the fixation between the first shell and the second shell is realized in the transverse direction and the longitudinal direction by utilizing the characteristics of the T-shaped block and the T-shaped groove, and the loosening of the plugging mechanism caused by vibration in the working process is avoided.

The utility model relates to the technical field of conductive bands, and solves the problem that the conductive band is inconvenient to adaptively adjust according to conductive band coils with different widths when being used by a user. The adjustable conductive band winding wheel comprises a disc body, the disc body comprises a left wheel disc and a right wheel disc, an inner disc is installed between the left wheel disc and the right wheel disc, the left wheel disc and the inner disc are detachably installed, and the inner disc is provided with a limiting clamping block set used for limiting a conductive band coil. The limiting clamping block set comprises a first clamping block and a second clamping block which are installed on the inner disc, the distance between the first clamping block and the second clamping block is elastically adjusted under the action of the left wheel disc, the first clamping block and the second clamping block are of the same structure and are symmetrically arranged front and back, and the end face structure of the first clamping block is flush with the disc face of the inner disc. The second clamping blocks protrude out of the disc face of the inner disc when no acting force exists, and each first clamping block comprises a block body, a first clamping groove formed in the block body and a second clamping groove formed in the first clamping groove.

The utility model provides a movable slide pushing mechanism which comprises a rack, a table plate installed in the middle of the rack and material placing frames arranged on the two sides of the rack and used for placing slides in a stacked mode, the rack is further provided with two sets of pushing mechanisms for sequentially guiding the slides on the material placing frames to the table plate, the two sets of pushing mechanisms correspond to the material placing frames on the two sides, and the two sets of pushing mechanisms correspond to the material placing frames on the two sides. The bottom, facing the platen, of the discharging frame is provided with an open groove for moving out a single slide. The movable push block is rotationally installed on the rotating block through a shaft rod, when materials are pushed, the movable push block abuts against a slide at the bottom of the discharging frame and pushes the slide to be transferred to the table plate, and when the movable push block resets, the movable push block can rotate under the action of pressure so as to reduce the height of the movable push block, and therefore the slide can be prevented from being scratched. The upper end face of the movable push block is of an inclined end face structure and can be in buffer contact with a slide at the bottom of the discharging frame in the reset process, so that the upper end of the movable push block is gradually extruded, and the movable push block can stably rotate.

The present application provides a kind of based on face structure keeps distillation network face image super-resolution method and system, belong to face image super-resolution field, including: acquisition low-resolution face image and carry out upsampling, obtain pseudo high-resolution image;Constitute shallow layer down-sampling residual module, obtain shallow layer feature;Constitute efficient face keeping distillation module, input shallow layer feature carries out depth extraction and feature refining, obtain depth feature;Constitute deep layer up-sampling residual module, to depth feature carries out step-by-step refining feature, obtain refined face feature;Constitute face image reconstruction module and carry out convolution operation, obtain high-resolution face image, and construct overall loss function, optimize network parameter and obtain training model, update high-resolution face image;Constitute face image super-resolution test module, according to training model test data is tested, obtain qualified model.The present application improves the quality of face image reconstruction while maintaining lower computational complexity.

The utility model discloses a face structure of pet toy belongs to pet toy technical field, including toy main part and the toy head of rotation setting in one side of toy main part, rotation setting has toy face on the toy head, and the toy head rotates through drive mechanism and drives toy face, both ends of toy face all have the plush layer positioning piece of integrated forming, and the inner wall fixed bonding of toy face has touch sensor, wherein the communication module is fixed in the toy face, the face structure of this pet toy rotates through the drive shaft and is installed axle and toy face through the steering wheel in the toy head, and the touch sensor is embedded in the toy face, and the motor is started through the touch sensor and makes the toy interesting, and the pet owner can actively interact with the pet and also can play alone, and the pet reaches the purpose of exercise in the playing process.

The invention relates to the technical field of special cutters for helical hole milling, and discloses a composite hole-making milling cutter designed based on curved surface microstructure wear resistance-cooling fusion variable gradient characteristics. Wherein the main body structure comprises a cutter bar, a neck part and a cutter head which are coaxially connected in the axial direction; the tool bit comprises a front tool face and a combined type rear tool face structure, wherein the combined type rear tool face structure comprises a first rear tool face adjacent to the cutting edge and a second rear tool face located on the rear portion. Variable gradient curved surface microtextures are arranged on the surface of the first rear tool face, and the depths of the variable gradient curved surface microtextures are gradually increased in a gradient mode in the normal direction of the cutting edge to form a curved surface microtexture array; and inner-cooling round through holes are respectively formed in the two second rear cutter surfaces which are distributed at intervals in the circumferential direction. The surface micro-texture gradient design and internal cooling are combined, that is, the wear-resisting body and the cooling body are fused, function fusion of friction control and efficient cooling is achieved, and meanwhile structural interference is avoided.

The utility model relates to the technical field of installation structures, in particular to an installation face structure of a spray gun base and a spray gun support. The quick-change disc is mounted on the mounting groove, the lower end of the quick-change disc is rotationally connected with a spray gun base, and the size of the spray gun base is matched with that of the mounting groove; the supporting frame is fixedly installed on one side of the support, the inner wall of the installation groove is arranged to be an inclined face, the spray gun base is in an inverted circular truncated cone shape, and the outer wall of the lower end of the spray gun base is in sliding fit with the installation groove. By means of the sliding fit relation between the spray gun base of the inclined structure and the through groove, automatic guiding can be conducted in the installation process, the spray gun replacement efficiency is improved, and multi-angle spraying can be achieved by means of the rotating connection relation between the quick-change disc and the spray gun base in a matched mode.

The utility model relates to the technical field of medical instruments, in particular to a PEEK artificial bone material installation auxiliary instrument which comprises a face auxiliary limiting elastic cover used for conducting auxiliary limiting on PEEK artificial bone materials after face shaping and a nasal groove abutting device used for preventing nasal groove hyperplasia after nasal base filling. The face auxiliary limiting elastic cover comprises a cover body, a head circumference adjusting fastening belt and a top fixing belt, the cover body is matched with the human face structure, wearing ear through holes are reserved in the two sides of the cover body, a forehead through groove, an eyebrow bone eye through groove, a nose through groove and a lip through groove are sequentially formed in the cover body from top to bottom in a penetrating mode, and the forehead through groove is matched with the human forehead structure. The inner walls of the two sides of the forehead through groove are connected with forebone side face abutting plates with the postoperative forehead joint protruding. Through a plurality of fixing points and an adjusting mechanism, the stability and adaptability are improved, it can be ensured that the PEEK artificial bone material can be kept at an ideal position after an operation, the stability of an operation site is facilitated, the displacement risk is reduced, and the operation success rate is increased.

The utility model discloses a waterproof grouting device, belongs to the technical field of grouting devices, and solves the problems that when an existing waterproof grouting device is used for grouting a crack or a joint of a side face structure or a top face structure, falling slurry cannot be recycled, and the falling slurry is likely to pollute a side face wall, the ground, constructors or equipment and the like. Therefore, the cleaning is difficult. The grouting device comprises a moving mechanism and a grouting mechanism arranged on the moving mechanism, the grouting mechanism comprises a grouting pump, a slurry barrel matched with the grouting pump and a grouting pipe which is connected with the grouting pump and provided with a spray head, and the moving mechanism is provided with a longitudinal telescopic mechanism and a slurry recycling cavity formed in an opening in the top of the longitudinal telescopic mechanism. The grouting pipe is movably and fixedly matched with the longitudinal telescopic mechanism and movably and hermetically matched with the grout recycling cavity, and a spray head of the grouting pipe is higher than a top opening of the grout recycling cavity. The waterproof grouting device is used for waterproof grouting.

The utility model discloses a veneer structure with an ultra-large plate width free curvature, and relates to the technical field of building decoration construction. The problems that an existing aluminum plate curtain wall structure cannot achieve free curvature exterior facing modeling, and the installation precision of the connection position of a special-shaped curved surface cannot be guaranteed are solved. The decorative plate comprises a supporting frame body, a plurality of decorative plates and a plurality of corner connector fixing pieces, each decorative plate comprises a curved decorative plate and a folded edge which is arranged along the edge of the curved decorative plate in a surrounding mode and connected with the curved decorative plate, and the curved decorative plates are formed by stamping a plurality of curved unit models obtained after a free-curvature decorative structure three-dimensional model is cut through an outer decorative surface dividing line. The corner connector fixing pieces are arranged along the folded edges at intervals, the corner connector fixing pieces are arranged between every two adjacent veneers, one sides of the corner connector fixing pieces are connected with the folded edges of the two adjacent veneers respectively, the other sides of the corner connector fixing pieces are detachably connected to the supporting frame body, and the supporting frame body is connected to a building main body structure.

The invention discloses a biodegradable environment-friendly packaging carton structure, and relates to the technical field of environment-friendly cartons, the biodegradable environment-friendly packaging carton structure comprises a bottom plate, an L-shaped supporting plate, an L-shaped movable plate and a degradable top plate, and further comprises an adjusting frame fixed at the upper end of the L-shaped movable plate; the degradable side plates are symmetrically arranged between the bottom plate and the adjusting frame in pairs, the degradable side plates are arranged to be of a wave-shaped structure, and the degradable side plates are used for improving the anti-extrusion strength of the side faces of the carton and adjusting the depth of the inner sides of the degradable side plates according to stored articles; the mounting parts are arranged at the top of the bottom plate and the bottom of the adjusting frame; the adaptive supporting parts are arranged in each group of degradable side plates; the degradable side plates of a wave-shaped structure are adopted as side face structures of the carton, the impact resistance is improved, the carton is not prone to sinking inwards, and the degradable side plates are convenient to disassemble and replace after being damaged and can be biodegraded after being discarded.

The utility model discloses a fermentation roller end face structure convenient for adjusting discharge and return quantity, relates to the field of fermentation rollers, solves the problem that the discharge position and the return quantity are difficult to adjust according to requirements in the conventional device, and adopts the following scheme that the fermentation roller end face structure comprises a fermentation roller and a sealing plate, a discharging hole is formed in the sealing plate; the discharging assembly comprises a mounting plate, a discharging pipe and a material returning pipe, the mounting plate is tightly attached to the outer wall of the sealing plate, a material guiding groove located on the outer side of the discharging hole is formed in the center of the mounting plate, and the discharging pipe located on the outer side of the material guiding groove is fixedly connected to the outer wall of the mounting plate. According to the fermentation roller end face structure convenient for adjusting the discharging and returning amount, through the arrangement of the upper discharging assembly at the outer end of the fermentation roller, the position of the outer end of the discharging pipe can be adjusted and the discharging position can be synchronously adjusted through the left-right slidable arrangement between the upper discharging assembly and the fermentation roller; and the material returning amount discharged from the material returning pipe can be adjusted by sliding the sliding plate left and right.

The utility model relates to the technical field of valves, in particular to a gate valve. The gate valve comprises a valve body, a medium inlet and a medium outlet are formed in the two ends of the valve body respectively, a gate plate is arranged in the valve body, and the sealing face, making contact with the valve body, of the gate plate is of an arc-shaped sealing face structure. According to the gate valve, the sealing face is easier to machine, sealing is easier, and the sealing effect is good.

The invention discloses a passenger car pretreatment model repairing method and system and electronic equipment, and relates to the field of model simulation, and the input step S1 comprises the steps of obtaining a car body model with topological structure errors; the data analysis and reading step S2 comprises the steps of modeling a vehicle body model by adopting a boundary representation structure, and analyzing and reading vertex, edge and surface elements in the model and a topological relation among the elements; the detection step S3 comprises the following steps: acquiring a geometric feature definition of a topological structure error; the step S4 of manual selection comprises the following steps: based on a detection result of the detection step S3, judging and frame-selecting to-be-repaired vertex, edge and surface structures according to a predefined problem type, and storing the selected vertex, edge and surface structures; the repairing step S5 comprises outputting the stored and selected vertex, edge and surface structures to a preset repairing module; and the output step S6 comprises the step of outputting the inspected and repaired vehicle body model.

The utility model belongs to the technical field of pipeline fans, and relates to a multipurpose pipeline fan which comprises a pipeline frame with a six-face structure, and a fan is arranged in the pipeline frame. One surface of the pipeline frame is a fixed mounting surface, the other surfaces of the pipeline frame are detachable mounting surfaces, the fixed mounting surface is provided with a flange type air outlet, and the detachable mounting surfaces are provided with detachable mounting structures; at least one detachable mounting surface is provided with a flange type air inlet, or one detachable mounting surface is provided with a shutter; and the other detachable mounting surfaces are provided with access doors. The multipurpose pipeline fan provided by the utility model can be adapted to more use environments.

The utility model provides an egg shaking promotion machine which comprises a machine body, the machine body is of a six-face structure and comprises a door plate part arranged in the vertical direction, a control panel part is arranged in the middle of the door plate part, and a rotating disc position is arranged in the middle of the control panel part; the turntable position is provided with four nixie tube positions along the width direction of the door plate part, and the four nixie tube positions are respectively and oppositely arranged on two sides of the turntable position in pairs. According to the promotion machine capable of visually displaying the game rules, structural expansion can be conveniently carried out in the promotion machine according to needs, and the promotion machine is reasonable in functional part design, clear in display and convenient to use.

The utility model discloses a dish-washing machine door body reinforcing structure which comprises an outer door body and an inner door body, the outer door body comprises an outer door plate and a supporting assembly, side plates are arranged on the two sides of the outer door plate, the supporting assembly comprises at least two first supporting rods and a plurality of second supporting rods, the first supporting rods extend along the side plates, the first supporting rods are fixedly installed on the side plates, and the second supporting rods are fixedly installed on the inner door body. The two ends of the second supporting rods are connected with the two first supporting rods respectively, the second supporting rods are arranged in the length direction of the first supporting rods, and the inner door body, the side plates and the first supporting rods are fixedly connected. The inner side face structure of the outer door plate is supported and strengthened through the second supporting rods connected with the first supporting rods, deformation of the outer door plate is prevented, and the structure is simple, stable and firm.

The utility model relates to the technical field of pipeline transportation, and discloses a protection assembly for cement pipeline transportation, which comprises a connecting plate, and a plurality of supporting mechanisms are arranged on the front side of the connecting plate; a rectangular groove is formed in the rear side of the connecting plate, a plurality of inserting grooves communicated with the rectangular groove are evenly formed in the front side of the connecting plate, each inserting groove is of a rectangular structure, the supporting mechanism comprises an inserting rod penetrating through the inserting grooves, the rear end of each inserting rod is connected with a rubber block, and the front end of each inserting rod is connected with a supporting plate. The length and the width of the rubber block are larger than the length and the width of the inserting groove, the section structures of the supporting plate are of a right triangle structure and an isosceles triangle structure respectively, the inclined face of the supporting plate of the right triangle structure is of an inwards-concave curved face structure, and the inclined face of the supporting plate of the isosceles triangle structure is of a concave curved face structure. And the equilateral inclined surface of the support plate with the isosceles triangle structure is of a concave curved surface structure. Compared with the prior art, the utility model has the advantages that the pipe body is separated, and the pipeline is safely assembled and disassembled.

The invention relates to the technical field of aluminum profile traction, in particular to an ultrathin aluminum profile extrusion material pulling device which comprises a tractor body, a shaft rod is horizontally installed on the tractor body, a plurality of pressing claw bodies are arranged on the shaft rod and abut against one another, and each pressing claw body is provided with a connecting end and a claw body. The shaft rod is sleeved with the connecting end in a sliding mode, the connecting end is provided with a first pneumatic pushing and extruding mechanism used for adjusting the distance between the multiple pressing claw bodies, the claw bodies are provided with second pneumatic pushing and extruding mechanisms used for providing side edge extrusion, the shaft rod is coaxially sleeved with a sleeve shell, a pneumatic adjusting mechanism is arranged in the sleeve shell, and the multiple pressing claw bodies are further provided with contact face structures. The situation that an aluminum profile slides due to the fact that the aluminum profile is not stressed in the lateral direction can be effectively avoided, the aluminum profile can be wrapped, encircled and clamped, the situation of downward pressing deformation is effectively avoided, and meanwhile the situation that a pressing claw body is pressed downwards to make contact with the edge of the aluminum profile can be actively avoided.

The application discloses a rivet concave-convex quantity measurement method based on binocular face structure light, which comprises the following steps: collecting a structure light projection image on an aircraft skin by using a binocular camera; identifying a rivet from the image, extracting a region of interest with the rivet as the center and solving a phase; carrying out region segmentation according to a rivet profile, generating a point cloud of the relevant region; and calculating the concave-convex quantity of the rivet according to the point cloud. The application has the beneficial effects that a rivet concave-convex quantity measurement method based on binocular face structure light is proposed, compared with a traditional measurement method using a depth ruler, a plug gauge and other measuring tools, the method is simpler and faster under the premise of ensuring high precision; a three-dimensional topography reconstruction method is improved, and the problem of large redundant point cloud data and long time consumption in a conventional three-dimensional scanning measurement mode is overcome; and a rivet profile point cloud processing method based on local mean is proposed, which can realize accurate and reliable measurement of the concave-convex quantity of multiple rivets simultaneously.

The utility model discloses a convenient-to-install intelligent temperature control device based on wireless communication technology, comprising a mounting rack, the outer wall of one side of the top of the mounting rack is provided with equidistantly distributed fixing holes, the outer walls of the two sides of the mounting rack are respectively provided with mounting holes, and the outer wall of the back of the mounting rack is provided with heat dissipation holes. A wire conduit is fixedly connected to the outer wall of the side, close to the lower portion of the heat dissipation hole, of the mounting frame, insertion pipes distributed at equal intervals are connected into a base of the mounting frame through threads, a machine box is connected to the tops of the insertion pipes through clamping mechanisms, and Bluetooth is fixedly connected to the outer wall of one side of the machine box; the outer wall of the side, close to the upper portion of the insertion pipe, of the mounting frame is bonded with trapezoidal blocks distributed at equal intervals, and the back face structure of the machine box is attached to the inclined faces of the trapezoidal blocks. According to the utility model, mutual separation of the clamping seat and the insertion pipe is realized, so that rapid assembly and disassembly between the machine box and the mounting rack base are realized, and replacement and maintenance of the machine box are facilitated.

The utility model discloses an elastic signal contact element for a high-speed connector, which comprises a contact element body and a base, and is characterized in that the contact element body comprises a mounting head part and an elastic contact tail part which are integrally arranged up and down; the contact element body is inserted into the base from bottom to top and is clamped and fixed with the mounting inner cavity of the base through the mounting head part of the contact element body; the whole elastic contact tail is in a wave shape and comprises an arc structure and an inclined face structure which are sequentially arranged in a staggered mode, so that the gravity center of the elastic contact tail is kept on the straight line where elastic extrusion force is located when the elastic contact tail is elastically extruded and deformed, and the inclined face structure is widened. The elastic contact tail part and the contact part of the PAD are in the shape of a hook which tilts upwards and are connected with the lowermost inclined plane structure. The utility model not only is more convenient to assemble and use, but also has high contact reliability, and meets the requirement of high-speed transmission of the connector.

The utility model relates to the technical field of vending machines, in particular to an automatic vending machine related to the Internet. According to the technical scheme, the anti-falling protection part comprises a commodity placing table, a goods blocking plate, a separating plate, an electromagnet and a conversion assembly, the top face of the commodity placing table is of an inclined face structure, the inner wall of the commodity placing table is slidably connected with the goods blocking plate and the separating plate, and the goods blocking plate is connected with the separating plate through the conversion assembly; an electromagnet is fixedly mounted in the commodity placing table and located under the commodity baffle; and commodities are placed on the top surface of the commodity placing table. According to the utility model, the goods are blocked by the goods blocking plates, so that the blocking force to the goods is increased, and the goods are prevented from falling off due to collision of the selling cabinet body; after the goods blocking plate is opened, the separating plate moves upwards, purchased goods and unpurchased goods are separated, meanwhile, the separating plate provides pushing force for the goods, and the situation that the goods cannot move due to the fact that friction force between the goods and the goods placing table is too large is avoided.

A composite sports paddle with distal frame separation addresses the need to separate the performance characteristics of the front face and back face structures, even when the ball strikes only one face. It introduces a separation of the face plies to act independently and separates the distal frame while maintaining rigidity along the paddle's distal portion. By focusing on these independent structures, the overall performance of the paddle is enhanced and paddle meets the demands of today's players.

The invention relates to an eccentric fastening device. Comprising a lubricating function block and a slope fastening block. The contact faces of the lubricating function block and the slope fastening block are each of an inclined face structure. A threaded hole is formed in the lubricating function block, and a hollow lead screw is in threaded connection in the threaded hole; one end of the hollow screw rod is in threaded connection with a locking nut; a circular through hole matched with the hollow screw rod is formed in the slope fastening block; the slope fastening block is arranged on the hollow lead screw in a sleeving mode through the circular penetrating hole. When the locking nut is locked on the hollow lead screw and abuts against the slope fastening block, the lubricating function block and the slope fastening block can be staggered due to the slope structure at the moment. The technical problems that in the prior art, when an eccentric fastening device conducts edge sealing on a vacuum dewatering box, an interference fit or screw fixing mode is usually adopted, and the mode is labor-consuming and time-consuming in disassembly and assembly and short in service life, and meanwhile vibration and falling risks exist in the using process are solved.