171results about How to "Improve firmness" patented technology

The invention relates to the field of connectors, in particular to a high-speed electric connector and a signal module thereof, and a molding method of the signal module. The high-speed electric connector comprises the signal module; the signal module comprises a contact part; a shield sheet is arranged on at least one side of the contact part; the signal module further comprises an insulator; and the insulator is molded on the contact part and the shield sheet in an injection molding manner to combine the contact part and the shield sheet. The insulator of the signal module of the electric connector is packaged on the contact part and the shield sheet in an injection molding manner, so that the firm degree of the signal module is strengthened and the problem that the signal module of an existing high-speed electric connector is easy to deform is solved.

The invention relates to a method for welding aluminum materials, comprising the following steps: forming a first welding part on a first bonding area of a first aluminum material and forming a secondwelding part on a second bonding area of a second aluminum material; splicing the first welding part and the second welding part to form a welding groove; and performing welding at the welding grooveby using a spray gun, forming a molten pool due to the entrance of solders into the welding groove during heating, and finally forming welding points after the molten pool is cooled. The welding points formed by the method have high depth, thereby enhancing the firmness of welding.

The invention relates to a stable mobile-phone card swiping device with the plugging connector protection function. The stable mobile-phone card swiping device comprises a main body, a plugging connector, a folding and unfolding mechanism and a reinforcing mechanism. The folding and unfolding mechanism consists of a third opening slot, a rotating block, a first torsion spring and a folding and unfolding assembly. The reinforcing mechanism includes a fourth spring, a driving block, a striker, a third spring, two reinforcing assemblies and two torsion assemblies. According to the stable mobile-phone card swiping device, with the reinforcing mechanism, a mobile-phone card swiping device can be clamped at a mobile phone to increase the number of fixed points between the mobile-phone card swiping device and the mobile phone, so that the firmness of connection between the mobile-phone card swiping device and the mobile phone is enhanced and the accuracy of the identification of a bank card by the mobile-phone card swiping device is improved. And with the folding and unfolding mechanism, the plugging connector is received into the third opening slot, so that the probability of breaking ofthe plugging connector after being extruded is reduced and the practicality of the mobile-phone card swiping device is improved.

The invention discloses environment-friendly PU leather. The environment-friendly PU leather comprise a base cloth layer, wherein a base coat made of cationic type waterborne polyurethane is compounded on the base cloth layer, the base coat is coated with a bonding layer made of anionic type waterborne polyurethane, a floating coat made of cationic type waterborne polyurethane is compounded on the bonding layer, and a waterborne polyurethane surface layer is compounded on the floating coat. The environment-friendly PU leather has the good air and water vapor permeability properties, and therefore, the using comfort of the environment-friendly PU leather is improved.

The invention discloses a drilling tool for architectural section. The drilling tool comprises an operation table, an air cylinder, a motor, bearing blocks, bearing plates, a pressing plate and a drill; the drilling tool is characterized in that the operation table is arranged on a support, a supporting frame and a positioning plate are arranged on the operation table, limiting blocks are arranged on the positioning plate, and the air cylinder is arranged on the supporting frame and provided with an adjusting rod; the motor is arranged on the operation table, one end of each bearing block is arranged between the limiting blocks on the positioning plate, and the bearing plates are arranged on the bearing blocks and provided with bearing grooves; and the pressing plate is arranged on the adjusting rod, and the drill is arranged on the motor through a connecting block. According to the drilling tool, the multiple bearing grooves are formed in the bearing plates, the firmness of the architectural section at the position between the bearing plates is improved through the bearing grooves, the stability of the building proximate matter in the drilling process is strengthened, and the drilling efficiency and the drilling quality of the building proximate matter can be further improved.

The invention provides production equipment of a large-length, large-diameter, high-strength and high-conductivity novel composite wire and a process thereof. The production equipment is characterizedby comprising an internal mold pipe, an external mold pipe, a circulating cooling system and a coil, wherein the diameter of the external mold pipe is larger than the diameter of the internal mold pipe; the internal mold pipe is sleeved in the external mold pipe; copper liquid is injected between pipe walls of the internal mold pipe and the external mold pipe; when the copper liquid passes through the circulating cooling system, the upper part is the copper liquid, and the lower part is solidified as a copper pipe; an upper inlet of the internal mold pipe is higher than an inlet of the external mold pipe; and an outlet of the internal mold pipe is positioned at the middle part of the solidified copper pipe. Through self-weight of vertical mixed liquid and control of the solidification time and speed of the mixed liquid, the thickness of a copper and steel composite layer can be adjusted, the firmness, the bonding degree and the integrity of the composite wire are improved, and meanwhile, the tensile strength and the electric conductivity are improved.

The invention discloses a loudspeaker module, comprising a shell and a loudspeaker single body housed in the shell, wherein the shell comprises a first shell and a second shell; the loudspeaker single body comprises a concentrating flux plate and a magnet arranged on the concentrating flux plate; the concentrating flux plate is arranged adjacent to the second shell; an opening is arranged at the place of the second shell corresponding to the concentrating flux plate, the concentrating flux plate of the loudspeaker single body is extended outwardly along the opening; and a gel guiding groove is arranged at the border position of the concentrating flux plate adjacent to the second shell and filled with gel; the gel is used for fixing the concentrating flux plate and the second shell; a gap is arranged between the gel guiding groove and the second shell, and the gel permeates through the loudspeaker module along the gap; the gel permeating through the loudspeaker module is used for fixing the magnet and the second shell. The loudspeaker module of the invention is high in reliability.

The invention discloses a reversing device. The reversing device comprises a driven valve body and a driving valve body; the driving valve body comprises a first fixing part, a first through hole, a second through hole and a third through hole, wherein the first through hole, the second through hole and the third through hole are intersected with the first fixing part; the driven valve body comprises a second fixing part, a fourth through hole, a fifth through hole and a sixth through hole, wherein the fourth through hole, the fifth through hole and the sixth through hole are intersected withthe second fixing part; the reversing device further comprises a first groove and a second groove, and the first fixing part and the second fixing part are used for oppositely isolating and sealing the first groove and the second groove; the first through hole communicates with the fourth through hole through the first groove, the second through hole communicates with the sixth through hole through the second groove, and the third through hole communicates with the fifth through hole. According to the reversing device, the driven valve body and the driving valve body are relatively integratedwith each other, and is beneficial to improving the structural strength of the reversing device.

The invention discloses a yarn waxing device for textile machinery. The yarn waxing device comprises a box body, yarn feeding rollers and yarn receiving rollers; the box body is internally provided with a first main waxing box, a first auxiliary waxing box, a second main waxing box, a second auxiliary waxing box, a wax supply device and a cold and hot water system; the wax supply device is separately communicated with the first main waxing box, the first auxiliary waxing box, the second main waxing box and the second auxiliary waxing box; the cold and hot water system is separately connected to the first main waxing box, the first auxiliary waxing box, the second main waxing box and the second auxiliary waxing box; baffles are arranged between the first main waxing box and the yarn feedingrollers and between the second main waxing box and the yarn feeding rollers. The yarn waxing device is simple in structure and high in practicability, not only are the waxing effect and quality of yarn improved, but also recycling of wax can be realized, waste of the wax is reduced, the wax is transformed between a solid state and a liquid state, and the automation degree of the yarn waxing device is greatly increased.

The invention discloses a safe and environmentally-friendly large-porosity oil filter composite filter paper. The safe and environmentally-friendly large-porosity oil filter composite filter paper is characterized in that the safe and environmentally-friendly large-porosity oil filter composite filter paper is prepared by using the following raw materials, by weight, 34-39 parts of a waste cotton pulp, 55-58 parts of a softwood pulp, 3-4 parts of attapulgite, 1-2 parts of cerium oxide, 3-4 parts of silica, 2-3 parts of an anthracite filter, 0.5-0.9 parts of a silane coupling agent kh560, 0.6-0.8 parts of poly(diallyldimethylammonium chloride), 5-7 parts of a polyvinyl acetate emulsion, 3-5 parts of styrene, 0.3-0.5 parts of lauric acid and 1-2 parts of an assistant. In the invention, ceramic raw material powder is crushed, and can be well fused with a paper pulp, so the firmness of the powder in paper is increased, and the porosity of the filter paper is increased; the added assistant is safe and environmentally-friendly, and has good water and oil resistances; and a dipping liquid used in the invention has very strong caking property and film forming ability, and dipping can enhance the dry and wet strength and the toughness of the filter paper, and the filter filtering efficiency is improved.

The invention mainly relates to the technical field of planting and discloses a cucumber storage method. The cucumber storage method comprises the steps of cleaning cucumbers, dehydrating at high temperature, carrying out preservation and sterilization, and packaging and storing; the method is simple, the storage time of the cucumbers is up to 80 to 90 days, the storage perfectness rate is 91.7 percent and the water content is 86.9 percent after 100 days, and the economic income is increased by 12.1 percent; the picked cucumbers are washed with vitamin C, so sundries can be removed, the fresh green color and luster of the cucumbers are maintained, the skin melon thorns are hardened, the firmness is enhanced, the skin melon thorns are insusceptible to knocking down, cucumber injuries are reduced and the storage period is prolonged; the cucumbers are subjected to high-temperature short-time treatment and the water content of the skin is reduced, so the cucumbers are insusceptible to damage, the skin respiration action is reduced, the water content and the nutrient content of the cucumbers are maintained, and the storage period is prolonged; a preservative solution is sprayed on the cucumbers, so that the respiration of the cucumbers is inhibited, antibacterial and insecticidal properties are achieved and the cucumbers are maintained to be integral and not to be rotten; the preservative solution is prepared by extracting from pure plants, so the preservative solution is safe and healthy and maintains the flavor of the cucumbers, the disease resistance of a human body can be enhanced and the harms caused by the traditional preservative on the human body are avoided.

The invention relates to the field of buildings and particularly provides a method for repairing a crack in an ancient building wall. The ancient building wall is built by rock and has the crack extending vertically. The method includes: mixing sand, clay, lime putty, cement and water according to weight ratio of 3:1:0.5:1:1.5, and stirring formed mixture for preset time to prepare mixed mortar; sealing the crack with the mixed mortar; mounting a plurality of grouting nozzles for pouring the mixed mortar into the crack in the sealing mixed mortar from the bottommost part of the crack and along the crack, wherein the vertical distance between every two adjacent grouting nozzles is first distance; sequentially pouring the mixed mortar into the crack through the grouting nozzles.

The invention discloses an integrated thermal insulation structure of an existing building exterior wall. The integrated thermal insulation structure comprises an existing wall body, a thermal insulation board and a surface layer. The inner side of the thermal insulation board adheres to the outer side of the existing wall body. The outer side of the thermal insulation board is connected with thesurface layer. A gridded mesh reinforcement is longitudinally arranged in the surface layer. Communicating round holes are reserved in the existing wall body, the thermal insulation board and the surface layer. Connecting pipes are horizontally laid inside the round holes. Small seams are evenly formed in the end faces, laid in the existing wall body, of the connecting pipes. Pipe cushions are arranged at the ends, where the small seams are formed, of the connecting pipes. The ends, laid in the surface layer, of the connecting pipes penetrate through the mesh reinforcement and are longitudinally provided with fixing reinforcements. The invention also provides a construction method of the integrated thermal insulation structure of the existing building exterior wall. The method comprises the following procedures of drilling holes, installing the connecting pipes and the pipe cushions, expanding the connecting pipes, grouting, pasting the thermal insulation board and binding the mesh reinforcement, and painting and maintaining the surface layer. The integrated thermal insulation structure of the existing building exterior wall realizes the integration of existing building exterior wall thermal insulation and the structure, so that the same serviceable life of the exterior wall external thermal insulation and the structure is ensured.

The invention discloses a square prefabricated reinforced concrete culvert. The square prefabricated reinforced concrete culvert is formed by connecting a plurality of prefabricated concrete pipes in a butt joint mode. The cross section of each prefabricated concrete pipe is square. Each prefabricated concrete pipe is formed by connecting a large half groove body with a small half groove body through a transverse arc-shaped bolt, wherein the portion, close to the joint of the large half groove body and the small half groove body, of the inner wall of the large half groove body and the portion, close to the joint of the large half groove body and the small half groove body, of the inner wall of the small half groove body are correspondingly provided with a plurality of grooves at intervals, the portion, close to the joint, of the side wall in each groove is provided with a through hole, and the transverse arc-shaped bolt penetrates into the opposite through holes in the large half groove body and the small half groove body. Every two adjacent prefabricated concrete pipes are connected through longitudinal arc-shaped bolts. By adopting the structure that the grooves formed in the inner walls are matched with the transverse arc-shaped bolts, great convenience is brought to construction, particularly, connection through the longitudinal arc-shaped bolts is more convenient, and the connecting firmness of the prefabricated concrete pipes is greatly improved.

The invention discloses a novel connecting structure for a cross beam and an upright post of a glass curtain wall. The novel connecting structure comprises a cross beam (1), an upright post (2), a cross beam core sleeve (3) and a through screw bolt (4), wherein the side edge of the upright post (2) is provided with a through hole; a sleeve hole is formed in the inner side edge of a cross beam core sleeve (3); one end of the through screw bolt (4) is inserted in the sleeve hole; one end of the through screw bolt (4) is connected into a screw hole of the upright post (2) in a penetrating way; the cross beam core sleeve (3) is fixed with the upright post (2) through the through screw bolt (4); the inside of the cross beam (1) is of a hollow structure; and the cross beam (1) is sheathed and connected onto the cross beam core sleeve (3) from an outdoor position to an indoor position. The novel connecting structure for the cross beam and the upright post of the glass curtain wall has the advantages that the swinging of an aluminum alloy upright post is avoided; in addition, the firmness between the cross beams is enhanced; the installation speed is high; the direct fixation is achieved without the need of screws; the impressions are good after the installation; the novel connecting structure can be installed in indoor positions; the operation time on a scaffold is reduced; and the safety risk is lowered.

The invention relates to the field of structural buildings, in particular to a fireproof steel structure environment-friendly building. The fireproof steel structure environment-friendly building comprises a plurality of top plates, the edges of the top plates are movably spliced, the top plates jointly form a plate shape with the two sides obliquely extending downwards, a supporting structure is jointly installed on the lower end faces of the top plates, a water storage barrel is embedded in the lower side close to the top plates, an upper corner cutting plate and a lower corner cutting plate are fixedly installed at an upper end opening of the water storage barrel, the edges, close to each other, of the upper corner cutting plate and the lower corner cutting plate jointly form an inclined channel leading into the inner side of the water storage barrel, a plurality of splay partition plates extend out of the upper end face of the upper corner cutting plate, and every two splay partition plates are symmetrically arranged to form a group. A steel structure is adopted and a water spraying part is arranged, so that the fireproof effect is achieved, the water collecting and cooling effects can be achieved, noise generated during rainwater impact is reduced, and stable installation is facilitated.

The invention relates to a method for improving fruiting performance of tetraena mongolica maxim. The method is characterized by comprising the following steps of: when the tetraena mongolica maxim revives every year, removing dust on tetraena mongolica maxim plants, and spraying 100 ml of aqueous solution of 2-6mg/L cytokinin or 100 ml of aqueous solution of 200-400mg/L gibberellin and 2-6mg/L cytokinin per square meter of tetraena mongolica maxim plants in wind-free and sunny weather. The method has the benefits that the fruiting performance of the tetraena mongolica maxim can be improved by spraying exogenous hormones, thousand seed weight and vitality of seeds of the tetraena mongolica maxim are improved, the abortion rate of the seeds of the tetraena mongolica maxim is reduced, and the method is easy to operate and provides a new path for improving the current development and propagation situations of the tetraena mongolica maxim. According to the method, the growth and propagation performance of the tetraena mongolica maxim is controlled by using different plant growth hormones for the first time, and a new path is provided for improving the fruiting performance of the tetraena mongolica maxim and changing the endangered status of the tetraena mongolica maxim.

The invention discloses a moisturizing hand cream, which comprises the following ingredients in parts by weight: 20-30 parts of sweet-scented osmanthus extract, 20-30 parts of radix polygonati officinalis extract, 15-25 parts of egg white, 10-20 parts of hyaluronic acid, 1-3 parts of urea, 2-3 parts of glyceryl isostearate, 1-2 parts of glycerin monostearate, 10-20 parts of vaseline, 8-12 parts of liquid paraffin, 1-3 parts of jojoba oil and 5-8 parts of honey. The moisturizing hand cream has the advantages that the hand cream contains the sweet-scented osmanthus extract and the adix polygonati officinalis extract supplemented with egg white, hyaluronic acid and the like, thereby having multiple moisturizing function, well preventing moisture of hands from losing, promoting the degree of compacting of the hand skin, and keeping moisture from inside to outside. The effective time of the hand cream is long, the price is moderate, and the hand cream is convenient for popularization and use.

The invention discloses a connecting structure of a heavy-load GRC curtain wall system and an all-steel main structure. The connecting structure aims to solve the technical problems that the number of the subsections of a GRC curtain wall stress system in the prior art is smaller and smaller, the stress loads of connecting points are larger and larger, the connecting joints of a curtain wall and the main structure are more and more complex, construction difficulty is large, and a common curtain wall connecting mode cannot meet the large-area heavy-load GRC curtain wall system. According to the technical scheme, the connecting mode of combining an embedded steel connecting bracket and a pin shaft is adopted, and the connecting reliability of the heavy-load curtain wall structure with the large single-sheet area and the all-steel structure is ensured. The connecting structure of the heavy-load GRC curtain wall system and the all-steel main structure comprises an all-steel main structure steel beam and a secondary steel member and further comprises the connecting bracket, two bracket side face connecting supporting plates, a connecting lug plate and the pin shaft. The connecting structure has the advantages that the connecting mode of combining the embedded steel connecting bracket and the pin shaft is adopted, and the connecting reliability of the heavy-load curtain wall structure with the large single-sheet area and the all-steel structure is ensured.

The invention discloses a quick installation frame structure of a variable-frequency cabinet. The quick installation frame structure comprises an assembled frame body, side reinforcing plates, side branch installation plates, a bottom plate and a base, wherein each of the left and right sides of the assembled frame body is connected with a side reinforcing plate; each side reinforcing plate is provided with a side branch installation plate; the bottom plate is disposed on the bottom of the assembled frame body; and the bottom plate is mounted on the base. The quick installation frame structureof a variable-frequency cabinet is reasonable in structure. The skeleton assembled frame body is assembled by using eight horizontal profiles, four vertical profiles and eight iron three-way joints which limit the positions of one another, thereby achieving high degree of firmness. Each kind of parts can be mass-produced, which helps to improve production efficiency and assembly efficiency. The side reinforcing plates are welded to the assembled frame body to further strengthen the strength of a skeleton structure. The side branch installation plates and the side reinforcing plates are buckled and then welded so as to be firmly and reliably installed. The bottom plate and base are installed to improve the shock absorption and shock resistance of the whole cabinet.

The invention discloses a dry-type transformer. The dry-type transformer comprises a transformer body, a housing, a bottom plate and a fan, wherein the transformer body is formed by a plurality of groups of encapsulated windings in an array mode, a supporting rod is arranged at the bottom of the transformer body and allow the encapsulated windings in each group to connect with each other, the supporting rod is arranged in a crossed mode, and first threaded holes penetrate the supporting rod; the transformer body is integrally arranged in the cavity of the housing, and the bottom of the transformer body is fixedly positioned with the bottom plate, and meanwhile, the transformer body is arranged in the housing through the fan, the whole device achieves dispelling the heat in the transformerbody, and the graphite material of housing side is protruding simultaneously, and the heat from the housing is diffused quickly, and the protrusion of the array distribution can reduce the air great dust entering the inner wall of the housing through air vents.

The invention discloses a transformer which comprises a base plate. A machine body is fixed on the base plate; first openings are formed in the two sides of the machine body; a rotating mechanism is arranged on the machine body; two moving rods are arranged on the rotating mechanism; the two moving rods are arranged on the two sides of the machine body in a penetrating mode; a second opening is formed in each moving rod, and a lifting mechanism is arranged in the second opening; two sleeves and a connecting shaft are arranged on each lifting mechanism; the connecting shafts are rotatably connected into the two sleeves in a sleeved mode; rotating plates are fixedly arranged on the sleeves in a sleeved mode; and four telescopic rods are fixed on the side walls of one end in the second openings. According to the invention, workers can conveniently and quickly adjust according to actual conditions, therefore, stability of the machine body can be well ensured; and meanwhile, the position and the angle of a baffle can be conveniently and rapidly adjusted, it can be guaranteed that the first openings are exposed, and workers can conveniently and rapidly overhaul and maintain the machine body through the first openings; stable operation of the machine body can be easily guaranteed; and the service life of the machine body is prolonged.

The invention relates to a surface grinding machine with a dust removing function and high machining precision. The surface grinding machine comprises a base, a platform and a polishing device, and further comprises a clamping mechanism and a dust removing mechanism; the dust removing mechanism comprises a dustproof cover, a driving module, a driving block, a fan, a nozzle, a dust collecting box,a pipe, a filter screen and an exhaust pump; the clamping mechanism comprises two guide rails and two fixing modules; the fixing modules comprise support plates, cylinders, clamping plates, two slidesleeves, two slide rods, two springs and two limiting blocks; and the driving module comprises a motor, a lead screw and two mounting bearings. In the surface grinding machine with the dust removing function and high machining precision, the workpiece clamping firmness is improved through the clamping mechanism; meanwhile, the workpiece wear probability is reduced; the machining effect of the surface grinding machine is improved; and the dust removing mechanism can absorb dust generated in the machining process of the surface grinding machine, so that the environmental protection performance of the dust removing mechanism is improved.

The invention relates to a seedling loading plate of a transplanter. The seedling loading plate is composed of a plate body and seedling conveying belts, wherein the plate body is formed by connecting guide plates and seedling conveying plates; the guide plates are arranged at the upper ends of the seedling conveying plates; two sides of the plate body are provided with edge baffles which are respectively upper baffles corresponding to the guide plates and lower baffles corresponding to the seedling conveying plates; the upper baffles located at two sides are parallel to each other; and the lower baffles located at two sides are of an inverted trapezoidal structure with a large upper side distance and a small lower side distance. By using the seedling loading plate of the transplanter, the compact degree of a flat seedling in the using process can be improved, and the phenomena of seedling dislocation and seedling leakage can be avoided.

The invention provides an adsorption/catalysis material for waste gas treatment. The adsorption/catalysis material comprises a honeycomb carrier and an active coating composed of a molecular sieve, asurfactant, a transition metal solution and a binder, according to the preparation method, SiO2-Al2O3-ZrO2 composite sol is used as a binding agent; the firmness between each component of the active coating and the honeycomb carrier is effectively enhanced; the molecular sieve active coating is not easy to fall off; wherein the mass ratio of the honeycomb carrier to the active coating is 8: 1. 1 to 5: 1, the loading capacity of the molecular sieve active coating on the honeycomb carrier is obviously improved; the preparation method comprises the following steps: preparing the active coating from the following components in parts by weight: 100 parts of a molecular sieve, 1-5 parts of a surfactant, 1-3 parts of a transition metal solution with a concentration of 0.1-0.5 mol/L and 1-20 partsof a binder; therefore, the adsorption/catalytic material for waste gas treatment has a good catalytic reduction capacity, and a better waste gas treatment effect can be achieved. The preparation method of the adsorbing/catalyzing material for waste gas treatment is simple, practical and easy to implement.

The invention discloses a piece of ferromagnetic composite filter paper for an oil filter. The composite filter paper is characterized by being prepared by raw materials in parts by weight as follows: 55-58 parts of mulberry pulp, 40-45 parts of manila hemp pulp, 2-3 parts of nano-silica, 1-2 parts of magnet powder, 3-4 parts of mullite, 2-3 parts of albite, 0.5-1 part of a titanate coupling agent TC-101, 0.7-0.9 part of poly dimethyl diallyl ammonium chloride, 4-5 parts of alkyl ketene dimmer, 1-2 parts of wheat starch, 2-4 parts of animal glue, 3-5 parts of water-soluble phenol-formaldehyde resin, 0.4-0.6 part of nonyl phenol polyoxyethylene ether and 1-2 parts of an auxiliary. According to the composite filter paper, raw ceramic material powder is crushed, so that the powder can be well mixed with paper pulp, and the firmness of the powder in the paper can be increased; the magnet powder is added, so that metal impurities produced during combustion of an engine can be well filtered out, the auxiliary is added, and the filter paper is safe, environment-friendly, good in water resistance and oil resistance, excellent in combination property and long in service life.

The invention provides a compression-resisting packaging box which comprises a shell and a framework. The framework is wrapped by the shell and is a cube or a cuboid. The compression-resisting packaging box is characterized in that a zipper is arranged on the shell; the framework comprises transverse bars arranged transversely, and longitudinal bars arranged longitudinally, wherein the transverse bars and the longitudinal bars are mutually crossed to form a grid-shaped framework body; a circle of reinforcing plate is arranged at the middle portion of the framework; lock rings A and bolts A are arranged at the left corners of the front face and the back face of the framework, and lock rings B and bolts B are arranged at the right corners of the front face and the back face of the framework; hooks are arranged on the two side faces of the framework; and a rolling shaft is arranged on the bottom face of the framework. The shell is provided with the zipper, so that framework wrapping and object carrying are facilitated; firmness of the framework is enhanced through the strengthening plate; the weight is reduced due to the grid framework composed of the transverse bars and the longitudinal bars; the framework can be conveniently assembled through structures such as the bolts and the hooks; the front face and the back face of the framework can be folded to the bottom face through the rolling shaft; and the size is reduced, and placing and assembling are facilitated. By means of the compression-resisting packaging box, wood and paper materials are not used, materials are environment-friendly, and a high vibration-resisting capability can be achieved for both impacting and vibrating.

The invention relates to the technical field of automation, in particular to a packing bag automatic opening device. The device comprises a base, a fixed plate and a movable plate; the movable plate and the fixed plate are oppositely arranged; and suckers are respectively arranged on the inner sides of the movable plate and the fixed plate. The bag opening device comprises a bag taking mechanism for taking and opening packing bags, and an expansion device for expanding openings of the packing bags; on the basis of absorbing the packing bags by the suckers, the openings of the packing bags are opened through an expansion plate; and a support plate is arranged at the bottoms of the packing bags for guaranteeing full opening of the openings of the packing bags to place more products when not damaging the packing bags.

The invention discloses a comber cleaner, an apparatus making the same, and an integral insert applied to the apparatus. According to the comber cleaner, the root part of palm fiber is inserted into plastic in an injection molding way, and the palm fiber is plant palm fiber, metal wires, animal mane or high-temperature-resistance plastic filaments. The comber cleaner makes up the disadvantages of the prior art and is extremely high in firmness. Palm fiber or iron nails cannot fall off when the comber cleaner is normally used. The comber cleaner does not cause damage to equipment and helps to prolong the service life of the equipment. The usage cost is reduced and the product quality is improved.

The invention discloses a safe cable, and relates to the transmission field. The safe cable comprises an electric wire and an anti-expansion shell; the anti-expansion shell comprises a slowly changedlayer and an inner lamination layer; the inner lamination layer is an annular straight cylinder strip; filling cavities are formed in the inner lamination layer; each filling cavity comprises a connecting cavity and a gradually deep cavity; each connecting cavity is a concave groove with gradually deepened depth in the circumferential wall surface of the inner lamination layer; each gradually deepcavity is a rectangular groove which extends reversely in a direction perpendicular to the tail end side surface of the connecting cavity; the filling cavities are arranged in the axial direction ofthe inner lamination layer at intervals; and each slowly changed layer comprises an outer arc-shaped used for being laminated on the outer surface of the inner lamination layer, and an inserting partembedded in the corresponding filling cavity. The original shape of the cable can be still kept at constantly changed external temperatures, and contraction and expansion changes are avoided, so thatworking environment stability of the internal electric wire can be protected, and firmness of the whole cable structure is reinforced.