153results about How to "Not easy to squeeze" patented technology

The invention discloses an automatic tamper type waste filling hydraulic support which comprises a base and a top beam, wherein the base and the top beam are connected by uprights, the front end of the top beam is provided with a forepole, the rear end of the top beam is provided with a scraper conveyor and further connected with an internally-telescopic extrusion scraping plate by a retractable jack which is arranged horizontally; the rear side of the base is provided with the extrusion scraping plate by a first and a second extrusion jacks, and the first extrusion jack is horizontally arranged. The automatic tamper type waste filling hydraulic support solves the problems that conventional cut and fill hydraulic support equipment can not ensure top filling of filler and has poor tamper intensity; in addition, the automatic tamper type waste filling hydraulic support realizes the high-strength supporting for a gob roof by virtue of waste fillers, effectively eliminates the defect of ground subsidence, realizes safe recovery for part of permanent coal pillars, corner coals and coal under buildings on the premise of not destroying factories and relocating villages, and improves the recovery of the coal resources. The invention is also suitable for various solid fillers such as coal ash, river sand, loess and the like.

The invention discloses a metal sheet bending machine which comprises a base seat. At least two fixing blocks and a rotating shaft are arranged on the base seat, a long rod is connected with the rotating shaft, a sliding sleeve is arranged on the long rod in a sleeved mode and connected with a power device in a rotatable mode, and the power device is fixedly arranged on the base seat. No matter what angle a metal sheet needs to be bent, the bent angle of the metal sheet can be controlled through the rotating angle of the rotating shaft, the bending machine does not need to be dismantled, and therefore the metal sheet bending machine is more convenient to use. In addition, when the metal sheet bending machine is used, fingers are not prone to be squeezed, and therefore the safety performance of the metal sheet bending machine is also improved.

A horizontal and super combined beehive comprises a wide-comb box, a frame support, a powder-releasing cover, a pollen box, a connector, a degummed drape, an inserted frame, an integrated frame and a wax comb foundation with suspension loops. The wide-comb box is characterized in that the both ends of the box are used as the breeding areas for two swarms of bees, a super is supported above the middle production area, frame queen excluders are used to form a working bee centralized production area, the areas are covered; the powder-releasing cover is bottomless, pollens and honey on a powder-leaking railing pedal with anti-theft gantry boxes on both sides directly leak in the pollen box at the bottom; the connected box is coarsely adjusted by a multi-teeth hook and finely adjusted and connected firmly by a screw crow bar through screws; the laps and edgings of the inserted frame are integrated, an upper beam and a lower beam are inserted in the upper and lower grooves of two edgings to integrate, the upper beam is thin, the lower beam and the edgings are provided with grooves to be inserted in the comb foundation; a wide hook with the same width and an adjuster are hung on the wax comb foundation for tightening; the laps are integrated with a frame-distance clip and connected with the upper beam through a downward slope, the tops of comb-forming frame supports are butted to each other and are tightly pressed by the degummed drape and the inner frame of the box cover, the distance of the frames is standard so that people can not stung by bees; and the top of each lap is provided with a handle, thus the laps can be fast gripped outside the box. The wide-comb box can be used to multiply the efficiency, thus being suitable to be used for beekeeping around the world.

The invention belongs to the field of precision finishing of structural or functional ceramic, particularly relating to a mirror polishing method for a complex ceramic surface. The method comprises the following steps of: adhering a grinding agent to abrasive cloth or abrasive paper and performing a plurality of polishing processes on the mirror surface from coarse to fine to improve degree of finish step by step. The method is characterized in that: the grinding agents adopted in the processes are micron-sized grinding agents with same granularity; and the abrasive cloth adopted in the polishing processes gradually changes from coarse to fine according to the granularity.

The invention relates to the technical field of internet commodity transportation, and provides an express transportation box for protecting commodities by utilizing an air bag structure. When the position of a loading tank is stabilized in the middle, internal expresses collide with one another and the internal collided expresses swing outwards, pressure is generated on first springs, the first springs drive fixing plates to press downwards, the fixing plates introduce pistons into airflow tanks through air pipes, so that the pressure intensity in the connection of the airflow tanks and air bags are changed, the airflow tanks introduce compressed air into the air bags, the air bags begin to expand, the air bags drive the rubber layers to deform to be attached to the outer wall of the loading tank to protrude out of the express, and the rubber layers are the rubber layers externally provided with sponge layers, so that the loading tank is not prone to being extruded, the loading tank is stabilized, moreover, a flow limiting net limits the flow of compressed gas, then the situation that the loading tank is impacted by the rubber layers due to the fact that the flow is too large andtoo high is avoided, thus products can not be damaged, and therefore express packages in a container cannot continuously shake in the cabinet.

The invention provides an anti-clogging extruder for wet garbage and belongs to the field of manufacturing of waste recovery equipment. The anti-clogging extruder comprises an extrusion barrel, a piston and a grid plate. The extrusion barrel is of a tubular structure opened in two ends, and a filter plate for sealing the bottom opening of the extrusion barrel is arranged at the bottom of the extrusion barrel; the piston is inserted into the extrusion barrel from the top opening of the extrusion barrel and is sleeved in the extrusion barrel; the grid plate is arranged close to the filter and isrotatably mounted on the extrusion barrel; and the area of the grid plate is larger than that of the filter plate. By arranging the filter plate at an outlet of the extrusion barrel and arranging therotatable grid plate close to the filter plate, the grid plate can be rotated continuously in an extruding and liquid draining process, so that clogging of the grid plate is avoided, and the wet garbage in the extrusion barrel can be extruded continuously and is hard to clog.

The invention discloses a material conveying and pushing method for a prefabricated bag packaging machine and relates to the technical field of packaging machine packaging processes. The material conveying and pushing method includes the steps that materials are conveyed to a to-be-clamped station; the materials conveyed to the to-be-clamped station are conveyed to a to-be-pushed station in a clamped manner; in the process of conveying the materials to the to-be-clamped station or the to-be-pushed station, prefabricated bags are conveyed to a bag opening station and opened on the bag opening station; the prefabricated bags are opened while the materials on the to-be-clamped station are conveyed to the to-be-pushed station in the clamped manner; in the material pushing process, the prefabricated bags and the materials move in the opposite directions; and the materials are pushed into the prefabricated bags moving in the direction opposite to the material pushing direction, and the prefabricated bags containing the materials in a wrapping manner are pushed to the assigned positions in the original material pushing direction. The material conveying and pushing method for the prefabricated bag packaging machine can solve the problems that by means of a prefabricated bag packaging machine in the prior art, the working procedures of a single station are complex, the number of the packaging actions is large, the stroke among different stations is long, the area occupied by equipment is large, material dumping occurs easily and the prefabricated bags are broken easily due to the fact that materials are irregular, the material pushing stroke is long, the packaging effect is poor, and the packaging efficiency is low.

The invention discloses a pumpkin seed meal nutrition breakfast snack food and a preparing method thereof. The pumpkin seed meal nutrition breakfast snack food is prepared from, by weight, 45-55% of pumpkin seeds, 25-35% of flour and 15-25% of corn flour. Under the premise of maintaining the natural characteristics of the raw materials to the maximum and adding no food additive, the novel breakfast food which is green, nutritive and capable of achieving a food therapy effect is studied and developed, and belongs to high-protein and high dietary fiber nutrition food. The food is prepared under the premise that the nutritive ingredients of pumpkin seed meal are not damaged, stability and reliability of the content of dietary fibers in food are ensured, and the product taste is improved. Through automatic control, stability of the temperature, pressure and the like is ensured, stability and reliability of the content of dietary fibers are ensured, and controllability of key points is achieved; meanwhile, the processing time is shortened, and the production efficiency is improved.

The invention discloses a hoisting slide device for an insulating layer in a greenhouse. The device provided by the invention comprises a frame, wherein a tackle capable of hoisting the insulating layer in the greenhouse is arranged below the frame; and the tackle is in slip connection with the frame. According the invention, a material steel angle which is never used in a greenhouse heat insulating object operation track design is utilized, so that products can be standardized more easily; the tackle is easy to develop and realize large-scale production; and the overall system is stable in operation, small in resistance, large in bearing, less possibility of digression and less possibilities of squeezing and torsion failure. Compared with the prior art, according to the invention, the cost for each common greenhouse can be saved about ** yuan, thus due to the change, a hanging-type inner heat insulating greenhouse has great popularization and application prospects.

The invention discloses a material packaging method for a prefabricated bag packaging machine, and belongs to the technical field of material packaging. The material packaging method comprises the following steps: material clamping or holding, prefabricated bag expanding, material pushing and prefabricated bag removing, wherein in the material clamping or holding process, a material is clamped or held under the action of a clamping mechanism or a holding mechanism, and conveyed to a to-be-pushed station; in the prefabricated bag expanding process; the left and right sides of the bag mouth of the prefabricated bag are expanded under the action of a bag expanding mechanism; in the material pushing process, the material moves under the action of a material pushing mechanism in the direction of the bag mouth of the prefabricated bag to the bottom of the prefabricated bag, and continues being pushed along with the prefabricated bag; and in the prefabricated bag removing process, after moving to the bottom of the prefabricated bag, the material continues being pushed by the material pushing mechanism, and then is removed from the bag expanding mechanism. By adoption of the material packaging method, the material can be pushed by a material pushing head into the prefabricated bag continuously, and the continuous degree of material conveying and pushing is high. Compared with a conventional packaging method, the material packaging method provided by the invention has the advantages that the conveying and packaging stroke is shorter, and the packaging efficiency is higher.

The invention discloses a steel-plastic composite pipe. The steel-plastic composite pipe comprises a steel strip (4) with a specially-shaped cross section and plastic coatings (2), and is characterized in that: the specially-shaped cross section of the steel strip is hollow and closed; the steel strip is spirally wound to form a tubular body (1); adjacent edges of the steel strip are fixedly welded; and both inner layer and outer layer of the tubular body are provided with the plastic coatings. Since the specially-shaped steel strip has a hollow and closed structure and is wound and welded to form the tubular body, the ring stiffness of a pipeline is obviously improved, high-strength pressure can be born, the pipe is difficultly degummed and squeezed to be broken, and the aims of high strength, high pressure bearing capacity, firm steel-plastic adhesion, difficulty in separating steel from plastic and continuous integral steel strips are fulfilled.

The invention discloses an integrated supporting saddle for mounting upper-down double-gas bottles. The integrated supporting saddle comprises an upper-down double-gas bottle supporting template frame integrally formed, the top of the upper-down double-gas bottle supporting template frame is provided with upper arc-shaped gas bottle bases matched with bottle bodies of liquefied natural gas bottles. The portion, below the upper arc-shaped gas bottle bases, of the upper-down double-gas bottle supporting template frame is internally provided with mounting holes allowing the liquefied natural gas bottles to penetrate through. The side edges of the bottoms of the mounting holes are provided with lower arc-shaped gas bases matched with the bottle bodies of the liquefied natural gas bottles. The integrated supporting saddle has the advantages of being convenient to mount and maintain, high in use safety, lighter in weight and not prone to extruding the bottle bodies of the liquefied natural gas bottles.

The invention relates to medical aid equipment, in particular to a fusiform scale-like positive and negative pressure biphase hand pump. The fusiform scale-like positive and negative pressure biphase hand pump is suitable for high-negative-pressure rapid suction and has the high-viscosity rapid phlegm suction function, the low-negative-pressure gastrointestinal decompression function, the low-negative-pressure intrathoracic blood recovery function and the high-pressure debridement wash function. The size of the a fusiform scale-like positive and negative pressure biphase hand pump is obtained after the applicant conducts a lot of experiments, and can be adapt to the shapes of the hands of most medical workers; as coordination and unification between the pump body wall tension and the pump body wall compliance, coordination and unification between the pump body power and the speed per hour and coordination and unification between the pressure capacity and the suction and displacement quantity are achieved, the application range is wider, practicability and operability are improved, forceful manual operation is achieved, the rhythm can be fast or slow, the pressure can be high or low, the flow can be large or small, energy can be released according to the needs of injury, and the large-flow and high-viscosity negative-pressure phlegm suction function, the low-negative-pressure gastrointestinal decompression function, the autologous blood recovery function, the high-displacement spray debridement wash function and the like are achieved.

The invention relates to a simple bearing accessory grinder, which comprises a base, a support arm is arranged on the base, a sliding arm is arranged on the supporting arm; two groups of pressing members are sequentially arranged on one axial end of the sliding arm , the pressing member includes a sliding sleeve that is slidably connected with the sliding arm, and an arc-shaped pressing piece is fixed on the sliding sleeve. The pressing piece is made of elastic material. wheel; a grinder is provided between the sliding sleeves of the aforementioned two groups of pressing members, the grinder includes a grinding block slidingly connected with the sliding arm, an arc-shaped grinding groove is arranged on the grinding block, and a grinding groove is arranged on the inner wall of the grinding groove. layer; the other end of the sliding arm is fixedly connected with a support frame, the support frame includes two support arms and an arc-shaped support surface fixed between the support arms, and an expansion angle greater than 90° is arranged between the support arms. A sliding surface made of nylon is provided on the surface of the supporting surface.

The invention relates to an automobile strengthening beam. The strengthening beam structure for an automobile front wall comprises a cross beam which is in a tubular structure and comprises a left supporting section, a front wall supporting section and a right supporting section, wherein the three sections are connected in a U shape, the left supporting section is detachably connected onto a left panel of the automobile, the right supporting section is detachably connected onto a right panel of the automobile, and the front wall supporting section is detachably connected onto a front panel of the automobile. The strengthening beam structure for the automobile front wall is high in strength, convenient to mount and dismantle, and solves the problems of poor strength and inconvenient mounting and dismounting of the existing front panel strengthening beam structure for strengthening the front panel.

The invention discloses a packaging machine for packaging by adopting prefabricated bags, and relates to the technical field of packaging machinery. The packaging machine comprises a bag opening mechanism and further comprises a translation mechanism and a conveying device for moving in a material clamping or holding-conveying direction, wherein the conveying device is arranged behind the bag opening mechanism; the conveying device is connected to the translation mechanism, and is driven by the translation mechanism to move back and forth in the material clamping or holding-conveying direction. The packaging machine can solve the problems such as complex processes, many packaging actions, relatively long stroke between stations, great equipment floor space, easy material pouring due to irregular materials, easy prefabricated bag breaking, a long material pushing stroke, poor packaging effect, low packaging efficiency and the like on single station of prefabricated bag packaging machinery in the prior art.

The invention discloses a prefabricated bag packaging machine, and relates to the technical field of packaging machinery. The prefabricated bag packaging machine adopts the structure that a clamping and conveying device is arranged between a to-be-clamped station and a bag opening station; the clamping and conveying device comprises a clamping mechanism and a translation mechanism; and the translation mechanism drives the clamping mechanism to perform reciprocating motion in the material clamping and conveying direction. The prefabricated bag packaging machine provided by the invention solves a plurality of problems in the prior art, for example, the working procedure at a single station of a conventional prefabricated bag packaging machine is complex; the quantity of packaging actions is large; the strokes among various stations are relatively long; the equipment occupied area is large; materials are irregular, and the possibility of material overturning is high; a prefabricated bag is liable to broken; the material pushing stroke is long; the packaging effect is poor; and the packaging efficiency is low.

The invention relates to a seal ring on a cover plate component, the cover plate component, an upper cover component and an electric appliance. The seal ring comprises an installation part and a sealing part which are integrally connected, the longitudinal cross-section of the installation part is shaped like an upside-down L, the installation part is installed on one side face of the cover platecomponent in a sealed mode, and the sealing part extends out of one side face of the cover plate component in the direction deviating from the cover plate component; when the cover plate component isbuckled on a cooking ware, the sealing part abuts against the edge of an opening of the cooing ware, and an elastic structure used for lowering the extrusion deformation stress of the sealing part isarranged on the side face, located outside the cooking ware, of the sealing part. Accordingly, the sealing part is arranged to be of a V-shaped structure, stiffener is arranged on the inner side of the bending part of the V-shaped structure, the elastic structure is arranged on the stiffener, the rigidity of the seal ring is enhanced, the extrusion deformation stress of the seal ring is lowered, and the seal ring is likely to recover after being extruded.