64results about How to "Won't break" patented technology

This invention discloses a silicone oil thrust frame, relating to the field of medical device technology. It includes a syringe holder, an adapter holder, and an adapter. A syringe is quickly connected to the syringe holder. The syringe holder is connected to the adapter holder via a long connecting tube. A pagoda connector is quickly connected to the adapter holder. The pagoda connector is connected to the adapter via a short connecting tube. Both the syringe holder and the adapter holder have identical quick-release structures. This invention allows for rapid assembly and replacement of the syringe and adapter, is less prone to damage and detachment, and can quickly adapt to different devices in case of emergencies during surgery, avoiding waste of consumables, prolonged operation time, and reducing procurement costs.

This utility model belongs to the technical field of granite processing equipment, specifically a granite surface cleaning structure, including a cleaning seat; a pair of upright plates are fixed in the middle of the side wall of the cleaning seat; the pair of upright plates are symmetrically arranged on both sides of the cleaning seat; a liquid outlet component is provided in the middle of the side wall of one of the upright plates, which can spray cleaning liquid onto the granite surface in a rotating manner; a top plate is fixed to the top of the upright plate; an electric push rod is mounted on the top of the top plate; a movable shaft is fixed to the output end of the electric push rod; the cleaning component can rotate multiple sponges to clean the granite surface, so that the sponges cover all corners and edges of the granite surface, including hard-to-reach crevices and grooves, reducing the problem of incomplete local cleaning, and the soft sponges will not scratch the granite surface, reducing scratches or damage caused by overly hard cleaning tools, effectively removing stains without damaging the natural texture and luster of the granite.

The application discloses a kind of printing control instrument file positioning and adjusting mechanism, belong to printing control instrument field, including shell, the bottom side of the shell is fixedly connected with base, the top of the base is respectively provided with limiting mechanism and paper taking mechanism in front and back sides;The limiting mechanism includes the moving frame of sliding connection in the top front end of base, the middle part sliding connection of the moving frame has pull rod, the bottom of the pull rod is fixedly connected with limiting block, the surface of the pull rod is equipped with first spring, the both ends of the first spring are respectively welded with limiting block and moving frame;The paper taking mechanism includes the support block of sliding connection in the top rear end of base both sides.This scheme is rotated after the convex block of cylinder rotation, cylinder reaches the surface of file again, the convex block on the surface of cylinder is at the both sides of cylinder and file contact surface, so that cylinder can be repeatedly rotated drive file page, make stamping more convenient, and cylinder can resist file, and the fixation of file is more convenient.

The application belongs to the technical field of polymer preparation, and particularly relates to a high-strength self-supporting polypyrrole nano array and a preparation method and application thereof. The preparation method comprises the following steps: (1) first, dispersing a hydroxypropyl-beta-cyclodextrin and polyethylene glycol aqueous solution onto an ice surface, and then adding a pyrrole monomer to form a dispersion liquid; (2) adding an acid solution containing an oxidizing agent to the dispersion liquid, and obtaining the high-strength self-supporting polypyrrole nano array after reaction. The application directly uses a macroscopic ice block as a hard template for polypyrrole preparation, and introduces a cyclic molecule hydroxypropyl-beta-cyclodextrin with hydrophilic and hydrophobic dual functions and polyethylene glycol with a linear polymer chain as an array growth aid, so that a high-strength polypyrrole nano sheet array with a self-supporting structure is prepared through a one-step polymerization method. The high-strength polypyrrole nano sheet array can be used as a conductive filler of polyurethane in the field of 3D printing technology, and greatly improves the mechanical properties and antistatic ability of products.

The embodiment of the present application provides a weeding tool, and relates to the field of horticulture technology.The weeding tool comprises a base, a rod body, a connecting seat, a rotating seat, a motor, a fixing frame, a mounting seat, an electric push rod, a driving seat, a fixing sheet and a weeding shovel.The rod body is rotatably installed on the base, the connecting seat is installed on one end of the rod body, the rotating seat is rotatably installed on the lower surface of the connecting seat, and the motor is installed in the connecting seat.The present application can separate the soil in the inverted conical area, remove the plant roots, accurately operate and avoid damaging the soil in a large area;on the other hand, the present application can adjust and fix the angle of the weeding shovel, adapt to different root depths and reduce excessive soil excavation.The present application can also ensure that the rod body is stable and the weeding shovel does not touch the ground when moving, automatically adjusts and locks the angle of the rod body during operation;personnel can also position through the foot pedal, which comprehensively ensures the stable and efficient operation of the equipment and is beneficial to the cleaning of invasive plants.

The utility model discloses a kind of non-woven fabrics with drainage structure layer, it is related to non-woven fabric technical field, comprising: gauze, cotton pad, middle layer structure, connecting hole, wave elastic ring and buckle structure, cotton pad is set in the top of gauze, middle layer structure is set in the middle of gauze and cotton pad, connecting hole is opened in the middle of gauze, cotton pad and middle layer structure, wave elastic ring is installed in the periphery of connecting hole, buckle structure is installed in the inner wall of connecting hole, and buckle structure is used for the protection of connecting hole inner wall.The utility model is set by the cooperation of middle layer structure, connecting hole and wave elastic ring and buckle structure, so that its buckle structure can protect the inner wall of connecting hole, and the size of its connecting hole can be adjusted by the setting of wave elastic ring, to avoid the leakage phenomenon caused by the action of patient, non-woven fabric will not be damaged, and the middle layer structure in the middle of gauze and cotton pad can collect leakage and drain, to improve the practicability of non-woven fabric.

The utility model discloses a kind of essence finished product detection sampling devices, including protective cylinder and storage barrel, the outer wall of the protective cylinder has multiple annular protruding parts, annular protruding part is opened with mounting hole, sampling tube is sealingly inserted in each mounting hole, and the bottom end of sampling tube is provided with one-way valve, the top of the protective cylinder is welded with cover, the top of multiple sampling tubes passes through cover, the top of the protective cylinder is fixedly connected with mounting flange, the top of mounting flange is fixedly connected with shell.The utility model inserts protective cylinder into storage barrel, then adjusts sampling tube and one sampling tube butt joint, so as to sample essence of different depth, then, under the action of sampling pump, essence in storage barrel is pumped into sample bottle and collected, this kind of mode does not damage the sealing environment inside storage barrel, also does not agitate solution, to avoid affecting each stratified solution mutual mixing, improve the accuracy of test result.

The utility model discloses a whole frame egg laying machine belongs to poultry egg processing technical field. Whole frame egg laying machine includes egg transport module, transfer module, mainframe, poultry egg cleaning tank module and lower frame transport module, the transfer module can slide and set up on mainframe, the upper frame end of egg transport module, the unloading end of lower frame transport module and poultry egg cleaning tank module are opposite respectively with mainframe Setting, after the transfer module clamps whole frame poultry egg on the upper frame end of egg transport module, rotates whole frame poultry egg after sliding to the poultry egg cleaning tank module top of mainframe, makes poultry egg fall into poultry egg cleaning tank module, the transfer module carries empty frame to the unloading end of lower frame transport module and places empty frame, completes whole frame egg laying. The utility model discloses a whole frame egg laying machine greatly improves the cleaning efficiency of poultry egg, and will not cause the rupture of poultry egg, reduces the cost.

This invention relates to the field of bolt processing equipment technology, specifically disclosing a thread rolling device for bolt processing, including a transmission base, a fixed thread rolling plate, and a movable thread rolling plate. The transmission base has two closed-loop conveying components aligned front to back. Several strip plates are evenly connected between the outer surfaces of the two closed-loop conveying components. Each strip plate has an elongated hole perpendicular to the conveying direction of the closed-loop conveying components. The fixed thread rolling plate is located on the rear side wall of the transmission base, and a receiving slot is fixed to the rear side of the transmission base. The movable thread rolling plate is movably disposed in the receiving slot, and a driving device is installed on the receiving slot. This invention allows for feeding from a location far from the thread rolling mechanism, eliminating safety hazards. Furthermore, during the thread rolling process, the bolt is constrained by the elongated holes on the strip plates, preventing it from instantly jumping out and colliding with the equipment when extruded between the fixed and movable thread rolling plates, thus improving the product yield.

A seamless steel pipe conveying and unloading device belongs to the technical field of steel pipe conveying devices. It includes a drive shaft; drive wheels spaced at intervals along the length of the drive shaft; driven wheels rotating to the left of the drive wheels; a conveyor belt fitted between each drive wheel and driven wheel; and a crossbeam fixed to the frame via a crossbeam support arm within the conveyor belt cavity corresponding to each conveyor belt. The driven wheel shaft is connected to the left end of the crossbeam via a driven wheel shaft left-right adjustment mechanism. The key feature is the inclusion of a steel pipe lifting and unloading mechanism, mounted on the driven wheel shaft. When the conveyor belt carrying the seamless steel pipe is turning and changing direction while passing the driven wheel, the seamless steel pipe is picked up and lowered by the steel pipe lifting and unloading mechanism. Advantages: It prevents premature wear, breakage, deformation, and detachment of the pads, effectively protects the service life of the conveyor belt and driven wheels, reduces the workload of equipment maintenance personnel, and saves on equipment maintenance costs.

The utility model relates to the field of batteries, and particularly discloses a lithium manganese dioxide battery which comprises a winding type battery cell, and the winding type battery cell comprises a manganese dioxide positive plate, a negative plate and a diaphragm; the manganese dioxide positive plate is wound, the diaphragm wraps the outer side of the manganese dioxide positive plate, and the negative belt wraps the outer side of the diaphragm; the negative electrode strip comprises a negative electrode lithium strip and a copper strip, and the copper strip is pressed on the negative electrode lithium strip. The copper strip is pressed on the negative electrode lithium strip to form the negative electrode strip, and the copper strip cannot be broken when the battery vibrates, so that the functions of collecting and conducting electrons can be maintained, the negative electrode strip can provide enough energy, a unique winding form is combined, the thickness of the negative electrode lithium strip is increased, the structural strength of the negative electrode lithium strip is improved, and the service life of the battery is prolonged when the battery vibrates. Therefore, the anti-seismic property of the winding type battery cell is improved, and the anti-seismic property of the lithium-manganese dioxide battery is further improved.

The utility model discloses a track type industrial switch, include: switch, pressure lock subassembly, pressure lock subassembly symmetry sets up in one side of switch, pressure lock subassembly includes movable arm, the end of movable arm is fixedly provided with pressboard, pressboard is fixedly connected with switch through elastic component, movable arm is connected with connecting plate through adaptation component, through the pressboard of two simultaneously pressing, make movable arm connect with the end of adaptation component and be away from switch, to connecting plate can pull the movement of joint drive gear plate to one side, and then drive the rotation of second gear, make first gear, third gear and screw all rotate simultaneously, and the screw can drive the clamping plate to go up, and the clamping plate below does the descending movement, and the two clamping plates can be far from each other conveniently and install switch on one side of track body, and the installation dismounts simple, will not cause the damage of the shell of switch.

This invention discloses a single-atom catalyst based on a functionalized MOF, its preparation method, and its application. The method includes the following steps: dissolving an X metal precursor solution, Zn precursor powder, and 2-methylimidazolium organic ligand powder in alcohol, ultrasonically mixing, microwave heating, oven drying, and tube furnace calcination to obtain an X / MOF material; dissolving the X / MOF material in alcohol, adding carbon powder, ultrasonicating, and then adding a Pt precursor solution, stirring; adding an alkaline solvent dropwise, microwave heating, washing, centrifugation, drying, and calcination to obtain a Pt-X bimetallic single-atom catalyst. The catalyst obtained by this invention has an X metal single atom supported by a MOF core and a Pt single atom supported by carbon shell. Compared to catalysts with two or more metal active components simultaneously supported in the core or shell, this isolated structure is beneficial for the dispersion of single atoms and prevents them from agglomerating into large atomic clusters, thus ensuring structural stability.

The utility model discloses a kind of interlayer blanking devices for preventing tablet breakage of pharmaceutical equipment, belong to granulating equipment technical field, including upper box, connecting hard pipe b and lower box, the upper box and lower box are connected by connecting hard pipe b, the upper box top is provided with cover, connecting hard pipe a is passed through the cover and enters upper box interior, and connecting hard pipe a and cover leave gap, the top of connecting hard pipe a is provided with silica gel toroid, the bottom of connecting hard pipe a is provided with PE bag with upper grommet, silica gel connecting pipe is fixed in the lower box interior by silica gel with upper grommet and silica gel with lower grommet, lower box bottom is provided with discharge gate, discharge gate upper portion is provided with PE bag with lower grommet, PE bag is connected by the PE bag with upper grommet and PE bag with lower grommet and PE bag is arranged in connecting hard pipe b and silica gel connecting pipe interior.The utility model has the characteristics of tablet barrel automatic positioning, automatic docking, prevent tablet breakage, cleaning and disassembly is easy.

This utility model relates to a water level and flow rate monitoring device for open channels, comprising a prefabricated base, multiple helical anchors, a column fixed to the base, a horizontal arm fixed to the column, a water level and flow rate monitoring probe fixed to the horizontal arm, and an equipment box fixed to the column. The helical anchors are screwed into the soil beside the channel. A connecting bolt is provided at the top of the helical anchor for connection to the base, and connecting holes corresponding to the connecting bolts at the top of the helical anchor are provided on the edge of the base. The base and the helical anchors are fixedly connected by the connecting bolts. This utility model uses helical anchors to fix the prefabricated base, and the helical anchors are fixedly connected to the base by bolts. This avoids excavating and pouring concrete foundations on the channel bank, greatly saving construction time, improving the installation efficiency of the device, and reducing construction difficulty.

This invention relates to the field of lithium battery technology, and in particular to a method for preparing a lithium-ion battery cell. The invention discloses a method for preparing a lithium-ion battery cell, comprising: first, preparing a positive electrode slurry containing modified titanium aluminum carbide, graphene oxide, etc., and a negative electrode slurry containing aminated carbon nanotubes, zinc aluminum spinel, etc., both processed according to specific proportions and processes; second, coating the positive and negative electrode slurries separately onto a current collector, and obtaining positive and negative electrode sheets through drying, coating with a coating agent, etc.; next, preparing a composite separator coated with a separator coating agent and curing it; finally, winding the separator in a positive-separator-negative-separator sequence, and obtaining a lithium-ion battery cell through drying, encapsulation, electrolyte injection, formation, etc.

This utility model discloses an automatic adjustable dough press machine, comprising: a track, with a limiting plate fixedly connected to the track, and the limiting plate fixedly connected to each pressing roller fixing system; a coarse pressing roller housing, with a No. 3 motor fixedly connected to the coarse pressing roller housing; a fine pressing roller fixing frame, with a No. 2 motor fixedly connected to the upper surface of the fine pressing roller fixing frame, the No. 2 motor fixedly connected to a telescopic system, and a No. 6 motor fixedly connected to the fine pressing roller fixing frame; a toothed pressing roller fixing frame, the toothed pressing roller having the same motion structure as the fine pressing roller, and pressing teeth fixedly connected to the side surface of the toothed pressing roller; and a powder spraying system, with a powder spraying system fixedly connected to various locations by a connecting frame, the connecting frame fixedly connected to a flour cylinder, and an air pump fixedly connected to the lower surface of the flour cylinder. Through the above device, the dough is pressed thinner layer by layer on the track according to the required thickness, with flour continuously added, greatly reducing the probability of dough sticking and breaking or dough becoming too large and getting stuck, and improving the stability of the entire device.

This utility model discloses a fracture-resistant gear, belonging to the field of transmission component technology. The fracture-resistant gear includes a gear disk and gear teeth arranged around the outer wall of the gear disk. The gear disk is arranged in a ring structure, and a tooth core is provided at the center of the inner side of the gear disk. A spline is formed in the middle of the surface of the tooth core. A first reinforcing rib with an inclination angle is fixedly connected between the inner wall of the gear disk and the outer wall of the tooth core. Multiple first reinforcing ribs are arranged in the radial position of the gear disk. The gear disk can transmit the reverse force along the inclination direction of the first and second reinforcing ribs to the tooth core. The reverse force is opposite to the inclination direction of the first and second reinforcing ribs. Therefore, the force acts on the first and second reinforcing ribs. Thus, the first and second reinforcing ribs have the function of a jack, so that the gear can support huge reaction forces without breaking, whether it rotates forward or backward.

This invention relates to the field of cable tray technology and discloses a cable tray capable of cable bundling, comprising a cable tray body and electrical components installed inside the cable tray body. A retainer is installed on the inner wall of the cable tray body, and a sliding groove is formed on the retainer. A cable bundle slider is slidably installed in the sliding groove. A first bearing seat is slidably installed on the cable bundle slider, and a first wire roller is installed on the first bearing seat. A first protrusion is connected to the outer side of the middle part of the first bearing seat, and a first connecting rod is sleeved on the first protrusion. A second protrusion is sleeved on the end of the first connecting rod away from the first protrusion. The cable bundle is installed in a Z-shape between the first wire roller and the second wire roller, which increases the cable bundle arrangement range. The outer circumferences of the multiple first and second wire rollers are all circular with a large curvature, which will not cause damage to the cable bundle.

A breathable container sealant according to an exemplary embodiment includes a support layer and a sealing layer (heat sealing resin) in which a portion of the sealant forms a hole, and a breathable resin is bonded to a breathable paper or a breathable non-woven fabric on an upper surface of the support layer in which the hole is formed. Accordingly, provided is a sealant which seals a liquid inside a container, allows gas inside the container to penetrate out of the container, and prevents outside air from flowing into the container through a breathable resin and paper or non-woven fabric while maintaining sealing performance.

The present application relates to the technical field of building construction, in particular to a medical spliced antibacterial medical board construction method, comprising the following steps: A, wall surface quality acceptance; B, line marking; C, drilling and inserting screw sleeve; D, installing keel; E, installing fastener; F, installing antibacterial medical board; G, sealing glue; The construction method has the advantages of simple construction process, less construction procedure, high quality reliability and the like; The construction speed can be greatly improved by using the construction method, and the construction period is shortened; Further, the antibacterial medical board adopts a "dry hanging" fixing mode, which ensures the safety of the system; Compared with the phenolic resin board construction, the fireproof grade, wear resistance, formaldehyde content, moisture resistance, stain resistance, scratch resistance and other performances are significantly improved, so that the construction process is more environmentally friendly and safe.

This invention belongs to the technical field of additive manufacturing technology and discloses an in-situ oxygen-controlled composite scraper and a laser selective melting device equipped with the in-situ oxygen-controlled composite scraper. The bottom of the composite scraper includes a second scraper (16), an air jet unit, and a first scraper (18) arranged sequentially along the powder spreading direction. It has an internal gas storage chamber (15) and a powder drop chamber (19). The first scraper is used to evenly spread the powder raw material to form an initial powder layer. The air jet unit performs in-situ oxidation treatment on the surface of the initial powder layer by spraying oxygen-containing gas. The second scraper is used to level and compact the powder layer after the in-situ oxidation treatment. This invention improves the composition and structure of the composite scraper and utilizes the overall cooperation of the first scraper, the air jet unit, and the second scraper to generate a synergistic mechanism of powder spreading, in-situ oxidation, and secondary compaction, breaking through the process limitation that it is difficult to construct oxide dispersion-strengthened structures in-situ during additive manufacturing.

The application relates to a built-in current-limiting reactor, which comprises an upper yoke, a coil and a lower yoke arranged in sequence from top to bottom, wherein the upper yoke is provided with an upper yoke frame, the upper side of the upper yoke frame is provided with an upper connecting seat, the inside of the upper yoke frame is provided with upper silicon steel sheets, the upper silicon steel sheets are insulated from the upper yoke frame and connected with the upper connecting seat, the upper connecting seat is connected with a corresponding upper clamp of a transformer, the lower yoke is provided with a lower yoke frame, the lower side of the lower yoke frame is provided with a foot pad, the inside of the lower yoke frame is provided with lower silicon steel sheets, the lower silicon steel sheets are insulated from the lower yoke frame and connected with the corresponding foot pad, the foot pad is connected with a corresponding lower clamp of the transformer, vertical screw rods are arranged between the upper yoke and the lower yoke, the upper ends of the vertical screw rods are fixedly connected with the corresponding upper connecting seats, the lower ends of the vertical screw rods are fixedly connected with the corresponding foot pads, upper lead wire rows and lower lead wire rows are arranged outside the coil, and the upper lead wire rows and the lower lead wire rows are respectively connected with corresponding low-voltage lead wire rows of the transformer. The built-in current-limiting reactor has lower cost, smaller loss, stronger short-circuit resistance, shortened production cycle and reduced installation space.

The utility model relates to a whole fresh fruit pretreatment system for fruit grain processing, which comprises a controller, an enzymolysis treatment tank, an acid treatment mechanism, a neutralization and dilution treatment mechanism and an alkali treatment mechanism and is matched with a whole fresh fruit enzyme treatment method for fruit grain processing. The acid treatment mechanism comprises a transfer box, an acid treatment tank and a first conveying mechanism, the transfer box is provided with a material outlet, the neutralization and dilution treatment mechanism comprises a spraying mechanism, a neutralization and dilution treatment tank and a second conveying mechanism, and the alkali treatment mechanism comprises an alkali treatment tank and a third conveying mechanism. The treatment system is reasonable in structural design and comprises an enzymolysis structure, an acid treatment structure after enzymolysis, a neutralization dilution treatment structure and an alkali treatment structure, feeding and discharging are convenient from the beginning of enzymolysis, control over enzymolysis process parameters is facilitated, the feeding amount is large, single fresh fruits cannot be damaged, a high-quality raw material guarantee is provided for the post-treatment procedure, and the product quality and the effective efficiency are both considered.

The utility model provides a kind of air conditioner outdoor unit packaging structure, it is related to air conditioning technical field, solve the technical problem that random accessory cannot be effectively fixed with outdoor unit in prior art, and outdoor unit has security risk.This air conditioner outdoor unit packaging structure includes two packaging main bodies, limiting portion is set on two packaging main bodies, two packaging main bodies can be mutually close from the opposite ends of outdoor unit body and move to position outdoor unit body, and form the accommodation groove for wrapping random accessory between two limiting portions or between two limiting portions and the outdoor unit body.The utility model is used to provide a kind of air conditioner outdoor unit packaging structure, which can avoid the collision damage of outdoor unit body, and can avoid the loss of random accessory affecting customer installation experience.

This invention relates to the field of insulation board technology, specifically a lightweight steel keel sandwich insulation wall panel structure for building insulation. It includes a metal panel, sub-grooves, a main groove, and a rock wool core. The sub-grooves and main groove are respectively located at the upper and lower ends of the metal panel, and are matched to prevent rainwater from entering through gaps between the metal panels. The rock wool core is laminated to the inner wall of the metal panel, and a seepage monitoring mechanism is installed inside the rock wool core. Color changes provide a direct warning of seepage conditions, facilitating timely detection and remedial treatment of seepage points. It also increases the local temperature of the rock wool core, accelerating the natural evaporation of moisture and effectively shortening the time the rock wool core is exposed to moisture. Furthermore, it enables automatic dehumidification of the rock wool core, automatically resetting and closing the channels to prevent the rock wool core from aging due to prolonged contact with the outside environment, fundamentally solving the problem of rock wool's inability to actively dehumidify after becoming damp.

The present application relates to a kind of GNSS joint static level instrument monitoring layered settlement method, and different depth target soil layer is respectively drilled and buried settlement steel pipe, bottom is anchored in corresponding soil layer, top exposes surface;GNSS absolute reference point is set outside monitoring area, and the settlement steel pipe anchored in stable soil layer is selected as relative reference point in area, top installs GNSS receiver and liquid storage tank, the top of remaining steel pipe installs static level instrument, and connecting vessel system is constructed by liquid passage, air passage line.Its advantage is shown in: the present application will core monitoring equipment be all arranged in surface, fault can be directly surface maintenance, equipment can be completely recycled after monitoring, construction difficulty is low, and strong anti construction interference ability;By double reference system, each soil layer high-precision absolute settlement can be directly exported, adapt centimeter to meter level large settlement monitoring scene, can be applied to soft soil foundation treatment, foundation pit deformation, roadbed settlement and other types of engineering monitoring scene.

This invention provides a road core drilling machine that facilitates core extraction, solving the problem of forcing core samples to detach by hammering the outer wall of the core cylinder. This method not only fails to guarantee core sample detachment but also breaks or damages the core sample, thus affecting the accuracy of subsequent mechanical property test results. This invention creates two through-holes in the drill cylinder, corresponding to each other along the radial direction of the cylinder. Two fixing rods are installed on the frame, each with a groove corresponding to the center of the drill cylinder in the left-right direction. After drilling, the insert rod is inserted into the grooves, through the through-holes, and into the drill cylinder. As the lifting mechanism drives the mounting base upward, the insert rod compresses the core sample inside the drill cylinder, forcing the bottom end of the core sample out of the cylinder. This facilitates the complete removal of the core sample without breaking or damaging it, ensuring the accuracy of subsequent mechanical property test results.

The utility model belongs to drying box technical field especially is a kind of flat plate vacuum drying oven, including cabinet, the outer wall one side upper portion of cabinet is fixedly connected with explosion -proof control box, the outer wall one side middle part of cabinet is equipped with emptying valve, the inner wall of cabinet is equipped with heating flat plate.The utility model discloses by being placed into the cabinet of material loading baking tray, start controller to set temperature in the cabinet, open vacuum pump to carry out vacuumizing in the cabinet, make it reach required value, then close vacuum pump, heat in the cabinet to make it temperature rise, steam or hot water is passed into heating flat plate, make baking tray heat to required drying temperature, when the temperature in the cabinet gradually rises, air pressure reduces, water in material starts to vaporize, when the cabinet reaches set temperature, enter constant temperature state, after material drying, close heating, to realize the advantages that drying article speed is fast, pollution is small and will not make the inner quality of drying article cause the damage of advantage.

The tool comprises an integral end piece which is symmetrical about a longitudinal median plane and has a flat lower surface (20) from which two pads (21) project, and an upper surface provided with two facets (22) inclined with respect to the lower surface (20) and extending towards the end of the pads (21), forming a scraping tip.