24results about How to "Not easy to flow" patented technology

The utility model relates to a battery monomer, a battery and a power utilization device, and belongs to the technical field of batteries. The battery monomer comprises a shell, an electrode terminal and a pressure relief mechanism, the shell is provided with a first wall, the outer surface of the first wall comprises a first area and a second area, and the contact angle between the first area and electrolyte is larger than the contact angle between the second area and the electrolyte; at least one of the electrode terminal and the pressure relief mechanism is disposed in the first region. The first area and the second area with different contact angles are arranged on the first wall, so that the flow characteristics of the electrolyte on the first wall are different, and the electrode terminal and / or the pressure relief mechanism which are / is easy to corrode and difficult to clean are / is arranged in the first area, so that the electrolyte is more difficult to enrich in the first area; the electrolyte on the first wall can be effectively prevented from flowing to the position where the electrode terminal and / or the pressure relief mechanism is located, and important parts on the first area are effectively protected.

The invention discloses a fresh cut flower preservative and a preparation method and application thereof.Auricularia auricula polysaccharide and 8-hydroxyquinoline are adopted as main components for preservation, the balance is water to prepare a mixed aqueous solution, and bacterial nanocellulose (BNC) produced by protein waste liquid is adopted as a medium of the aqueous solution; and after water absorption saturation, obtaining the functional fresh-keeping material for the fresh cut flowers. The bacterial nano cellulose is biodegradable and non-toxic, and the fresh cut flower preservation gel prepared by the method is uniform and stable, is a semi-solid, is not easy to flow, and is easy to subpackage, transport and use. Compared with water-retaining cotton and flower mud, the water-retaining agent is longer in water-retaining time and easier to decompose, and the loss of an aqueous solution is reduced. The fresh-keeping period of the fresh cut flowers can be prolonged after the roots of the fresh cut flowers are placed in the packaging bag for fresh-keeping and sealing, and the packaging bag can be used for long-distance transportation of the fresh cut flowers and water retention of bouquets in flower stores.

This invention discloses a heating-not-burning cigarette cooling unit containing a phase change cooling material and a heating-not-burning cigarette. The unit comprises at least a carrier paper and a phase change cooling material coated on the carrier paper. The phase change cooling material is distributed in a non-fully-covering, regular pattern on the carrier paper. The carrier paper coated with the phase change cooling material forms multiple longitudinally extending channels through winding, folding, gathering, bending, and wrinkling, and has a porosity of 40%-90% along the longitudinal direction. The phase change cooling material comprises 55-96 parts by weight of polyethylene glycol, 1-5 parts by weight of in-situ reinforcing material, and 3-40 parts by weight of thermally conductive filler. The heating-not-burning cigarette cooling unit of this invention has the advantages of high latent heat of phase change, low thermal hysteresis effect, high heat absorption efficiency, apparent stability without collapse, and no leakage.

The utility model belongs to the technical field of engine heat dissipation, and particularly relates to an engine cooling air duct structure which comprises a cylinder head, an air guide cover and a cylinder head shell, the air guide cover is installed on one side of the cylinder head, the cylinder head shell is installed on the cylinder head, and the side, away from a combustion chamber, of the cylinder head and the cylinder head shell form a first air duct. A barrier plate is arranged between the cylinder head and the wind scooper, one end of the barrier plate is located above the combustion chamber, and the other end of the barrier plate penetrates through the first air duct; the barrier plate is arranged above the combustion chamber, so that airflow is not easy to flow to the upper end of the cylinder head, the air circulation amount near the combustion chamber is increased, the circulation amount distribution of all positions of the engine is more reasonable, and the heat dissipation effect is better.

This invention discloses a heated tobacco cooling unit with enhanced thermal conductivity and a heated tobacco product, comprising a carrier sheet, several metal foils, and several phase change cooling materials. The carrier sheet has several perforated holes. Several metal foils are disposed on at least one side of the carrier sheet and cover the perforated holes. The metal foils are spaced apart and discretely arranged. The phase change cooling materials are filled within the perforated holes using the metal foils as a carrier. The carrier sheet containing the metal foils and phase change cooling materials is formed into the heated tobacco cooling unit by at least one of the following methods: winding, folding, gathering, bending, and pleating. The metal foils are regularly and intermittently distributed along the longitudinal direction of the tobacco strip. The cooling unit has multiple longitudinally extending channels, and the porosity of the cross-section is 40%-90%. The heated tobacco cooling unit with enhanced thermal conductivity of this invention has the advantages of high latent heat of phase change, low thermal hysteresis effect, high heat absorption efficiency, apparent stability without collapse, and no leakage.

The utility model belongs to the technical field of fire-fighting articles, and particularly relates to a combined water retaining device for assisting fire extinguishing. The utility model provides a combined water retaining device for assisting fire extinguishing, and aims to solve the problem that water sprayed by a fire fighting truck in the prior art is easy to lose. A combined water retaining device for assisting in fire extinguishing comprises an annular water retaining layer and a supporting assembly supporting the annular water retaining layer, and a water accumulating cavity is defined by the annular water retaining layer; in the fire extinguishing process, the annular water retaining layer can be arranged around a fire source and supported by the supporting assembly, then water is sprayed to the fire source, and the water is accumulated in the water accumulating cavity after being sprayed to the fire source and is not prone to flowing along the ground, so that the water can surround the fire source, and fire diffusion is effectively prevented.

The invention discloses an electronic paper master slice cutting and typesetting device and method. The method comprises the steps of feeding, wherein electronic paper master slices are placed in a management assembly; an electrode connection step: coupling a power-on device in the master slice power-on assembly with the electronic paper master slice; a step of displaying a test pattern: applying a voltage corresponding to the test pattern to the electronic paper master sheet through a master sheet power-on assembly, so that the electronic paper master sheet displays the test pattern; a step of photographing the electronic paper master film: photographing to obtain a test pattern; analyzing the test pattern; analyzing the test pattern to obtain the distribution of defects; and a typesetting scheme calculation step: calculating and planning a typesetting mode to avoid the defects. According to the device and method, cutting and typesetting can be flexibly carried out according to defects, the cutting efficiency of the electronic paper master slice cutting and typesetting device is higher, the utilization rate of the electronic paper master slice is higher, and the probability of defective product follow-up is reduced.

The invention discloses a spiral hole ceramic heating body and an electronic cigarette. The spiral hole ceramic heating body comprises a ceramic part, a heating part, a positive terminal and a negative terminal. A spiral hole is formed in the ceramic part, and a thread part is arranged on the inner wall of the spiral hole; the heating part is embedded in the ceramic part and is arranged around the spiral hole; and the positive terminal and the negative terminal are electrically connected with preset positions of the heating part respectively so as to supply power to the heating part. The atomization area and the heating area are increased, and more tobacco tar can be atomized; smoke flowing through the spiral hole can form spiral smoke in the smoking process, air convection is enhanced, and therefore the smoke amount is larger, the smoke is fuller, and the taste is restored more completely. Condensate is not prone to flowing downwards, and therefore oil leakage is better reduced. The heating of the ceramic part is more uniform, so that the tobacco tar is more completely atomized, and the tobacco tar is not easily burnt and burnt.

The invention relates to the technical field of biological medicine, in particular to a body cavity water-soluble lubricant, a preparation method and application. According to the lubricant disclosed by the invention, glycerol, carbomer, xanthan gum, triethanolamine, polyethylene glycol, methylparaben, propylparaben and purified water are adopted as main components, all the contained components are soluble in water, all the components belong to safe medicinal materials and can be naturally discharged after being absorbed by a human body, and the safety of a patient cannot be influenced. Besides, polyethylene glycol with the character between fluid and solid is adopted, so that the lubricant is in a semi-flowing state, the lubricant can keep a relatively stable shape, is not easy to flow, is convenient to operate, has proper flowability, is easy to push away, and is beneficial to the realization of the lubricating effect of the lubricant. The alkalescence of triethanolamine is used for adjusting the PH value of the lubricant, and compared with the mode that sodium hydroxide and other strong bases are used for adjusting PH, the mode that triethanolamine is used for adjusting PH is milder, and the lubricant is more friendly to the human body.

The utility model discloses an artificial grille which comprises a mounting frame, the mounting frame is a U-shaped frame, the bottom surface of the mounting frame is detachably connected with a fixing plate through bolts, the shape of the fixing plate is matched with that of the bottom surface of the mounting frame, a plurality of fixing grooves are formed in the upper end face of the fixing plate, and the fixing grooves are communicated with the mounting frame. The multiple fixing grooves are evenly and linearly arranged in the length direction of the fixing plate, the upper end face of the mounting frame is detachably connected with a grating plate through bolts, the grating plate comprises a transverse plate and grating bodies, the transverse plate is detachably connected to the upper end face of the mounting frame, the multiple grating bodies are arranged, and the transverse plate is detachably connected to the upper end face of the mounting frame. The multiple grille bodies are evenly and linearly arranged in the length direction of the transverse plate and correspond to the multiple fixing grooves in a one-to-one mode, and when the transverse plate is connected with the mounting frame, the lower ends of the grille bodies are inserted into the corresponding fixing grooves. The filter has the advantages that the structure is simple, the impurity winding probability is reduced, the filtering effect is improved, and winding impurities are convenient to clean.

The application provides a self-sealing tire uniform spraying machine, and relates to the tire spraying technical field.The self-sealing tire uniform spraying machine comprises a spraying box, a storage module, a heating module, a feeding module and a spraying gun are arranged in the inner cavity of the spraying box, a spraying gun moving module is arranged for moving the spraying gun, a spraying groove is arranged at the middle of the right end of the spraying box, a supporting plate is arranged at the middle of the inner side of the spraying groove, a tire rotating assembly is arranged at the middle of the upper end of the supporting plate, and an inclination adjusting assembly is arranged at the bottom of the supporting plate; the tire rotating assembly comprises a right roller and a left roller. The inclination adjusting assembly is arranged, the tire can be inclined and adjusted, the spraying is first performed on one side, then the spraying is performed on the other side, and finally the spraying is performed on the middle, so that the thickness of the inner wall of the tire at the R angle and the middle is the same after the spraying, the problem that the two sides are thin is solved, the effect of preventing the tire from being punctured on the two sides is enhanced, and the waste of the high polymer material is avoided.

The utility model relates to a circulating water pump and belongs to the technical field of pumps, the circulating water pump comprises a pump body, a water inlet and a water outlet are formed in the side wall of the pump body, connecting pipes are connected to the water inlet and the water outlet of the pump body, water pipes are arranged at the ends, away from the pump body, of the connecting pipes, and inserting pipes are fixedly connected to the ends, close to the connecting pipes, of the water pipes; the inner diameter of the insertion pipe is smaller than that of the connecting pipe, the insertion pipe is sleeved with a sleeve shell, the end, away from the water pipe, of the sleeve shell is open, the inner wall of the sleeve shell is fixedly connected with a clamping block, and a guide groove is formed in the outer side wall of the connecting pipe in the length direction of the connecting pipe and penetrates through the side, away from the pump body, of the connecting pipe. And the clamping block and the clamping groove are matched in a clamped mode, the sleeve shell and the connecting pipe are matched in an inserted mode, and the effect of improving the connecting convenience of the water pipe and the water pump is achieved.

The invention discloses a preparation method of long-barrel chemical defense gloves based on a modified spent bleaching clay compound. The preparation method comprises the following steps: S1, purchased industrial spent bleaching clay is subjected to high-temperature sufficient calcination in a muffle furnace, cooled to room temperature, collected and bagged, and dried and stored for later use; s2, taking the dried spent bleaching clay, crushing and scattering by a crusher, stirring and dispersing by using a dispersion liquid to form a suspension, finally adding casein, stirring, and putting into a ball milling tank for ball milling to obtain a modified spent bleaching clay compound; s3, adding the modified spent bleaching clay compound into the raw materials, and mixing and stirring to prepare dipping latex; s4, sleeving the glove core on the hand mold, and carrying out preheating treatment; s5, dipping the preheated glove core in a coagulating agent; s6, pre-vulcanization and high-temperature vulcanization treatment are sequentially carried out; and S7, demolding to obtain the long-cylinder chemical protective gloves. The method has the advantage that the sagging problem of the long-barrel chemical defense latex can be solved.

The present invention discloses a heat-stable high-performance waterproof coiled material and a preparation method thereof. A method of pre-absorbing rainwater or groundwater in contact with the coiled material through an adsorption layer can reduce the penetration of water into other layers and the impact on other layers. By adding wear-resistant and heat-resistant particles to the asphalt in the middle layer, the high temperature resistance of the waterproof coiled material can be improved, making it less likely to soften, flow or deform under high temperature conditions, and the waterproof effect is better. The invention is characterized in that it includes a four-layer structure from top to bottom, including an adsorption layer, a surface layer, an intermediate layer and a base layer. The adsorption layer is a double-layer structure, which includes a sponge layer and a woven mesh layer from top to bottom. The sponge layer and the woven mesh layer are bonded by an adhesive. The thickness of the adsorption layer is 10 μm to 20 μm. The sponge layer is made of a polymer water-absorbing resin sponge material. The woven mesh layer is woven from a cross-distributed fine fiber mesh. The surface of the sponge layer is an uneven structure.

This invention discloses a two-component self-healing polyurethane crack sealant based on dynamic disulfide bonds and its preparation method. The sealant comprises, by weight, component A containing 40-50 parts of polyol and 10-20 parts of diisocyanate, and component B containing 3-9 parts of a chain extender containing dynamic disulfide bonds, 0.5-3.5 parts of an auxiliary chain extender, 20-25 parts of filler, and 0.05-0.2 parts of catalyst; wherein the molecular weight of the polyol is 650-2000; the mass ratio of component A to component B is (1.5-2.5):1; and the catalyst is an organotin carboxylate catalyst. The sealant provided by this invention provides damage / repair functionality through the dynamic disulfide bond chain extender, while the auxiliary chain extender constructs stable hard segment crystals or hydrogen bond networks, providing initial strength and dimensional stability. These two components synergistically improve the self-healing properties and toughness of the prepared polyurethane crack sealant.

The present invention proposes a rear fender production line for high-end motorcycles and its processing technology, including: a drawing die for drawing materials; a trimming die for cutting excess edge materials of the intermediate product of drawing; a flanging die for flanging the intermediate product of drawing; and a shaping die for shaping the raised portion on the intermediate product of drawing; improving the situation in the prior art that the rear fender is prone to cracking after only drawing. The shaping process is used to shape the middle bulge, which ensures the performance and structure of the bulge without affecting the product attributes of the appearance surface. The bulge after shaping has a small R angle, the material is not easy to flow, and the product is not easy to crack.

The invention discloses an electronic cigarette which comprises atomization equipment, and the atomization equipment comprises a shell, a partition piece, a plugging assembly and an adsorption assembly. An oil storage cavity and an oil supply cavity which communicate with each other are formed in the shell; the separator is arranged between the oil storage cavity and the oil supply cavity, is hermetically connected with the shell and is provided with an oil passing channel for communicating the oil storage cavity with the oil supply cavity in a penetrating manner; the plugging assembly is arranged at the oil passing channel; the adsorption assembly comprises an inner adsorption part and an outer adsorption part which can attract each other, the inner adsorption part is connected with the plugging assembly, a connecting groove close to the partition part is formed in the outer wall of the shell, and the outer adsorption part is connected with or separated from the connecting groove; the adsorption assembly is used for driving the plugging assembly to close the oil passing channel. The electronic cigarette is good in sealing performance and not prone to oil leakage.

This invention discloses a hollow metal tube filled with phase change cooling material for heated non-combustible cigarettes, and the heated non-combustible cigarette itself. The heating non-combustible cigarette includes a hollow metal tube and a phase change cooling material. The phase change cooling material is filled and sealed inside the hollow metal tube. The hollow metal tube filled with the phase change cooling material is placed inside the heated non-combustible cigarette in at least one of the following ways: winding, folding, gathering, or bending, to form a cooling unit. The cooling unit has a longitudinally extending smoke channel; the longitudinal direction of the cooling unit has a porosity of 40%-90%. The hollow metal tube filled with phase change cooling material cooling unit of this invention has the advantages of high latent heat of phase change, low thermal hysteresis effect, high heat absorption efficiency, apparent stability without collapse, and no leakage.

The utility model discloses a PVC (polyvinyl chloride) decorative film raw material mixing device capable of quickly discharging, which comprises a mixing barrel, a barrel cover, an air inlet pipe, a fixing ring, a filter screen, a baffle plate, an air cylinder, an isolation barrel and a discharging pipe, the barrel cover is arranged at the top of the mixing barrel, and the air inlet pipe with a valve is arranged on the barrel cover; an air inlet pipe is arranged in the mixing cylinder, the air inlet pipe is connected with an air supply device for supplying inert gas through a pipeline, a motor is fixed on the cylinder cover, the motor is connected with a rotating shaft extending into the mixing cylinder, stirring blades are arranged on the rotating shaft, a feeding pipe is arranged on the cylinder wall of the mixing cylinder, a detachable sealing cover is arranged on the feeding pipe, and the sealing cover is connected with the stirring blades. And a fixing ring is fixed on the inner wall of the mixing cylinder. According to the utility model, the air inlet pipe is arranged on the cylinder cover, so that slurry can be pressurized when being filtered and discharged, the filtering and discharging speed can be improved, and the production efficiency is effectively improved.

The utility model discloses an online section cleaning device for cement grinding, relates to the technical field of cement production, and aims to solve the technical problem that some cement enters a collecting box and is mixed with metal impurities such as broken sections during section cleaning of current equipment, so that the subsequent cleaning difficulty is increased. Comprising a collecting box installed at the lower end of the middle of an air chute and an air curtain mechanism arranged in the collecting box, a discharging plate is installed in an inlet part, the air curtain mechanism comprises an air box and an air curtain pipe, an air inlet is formed in the front end of the air box, a motor is arranged in the air box, and fan blades are installed at the tail end of a main shaft of the motor. And an air pipe connected with the air curtain pipe is arranged on the air box. The cement powder collecting device has the advantages that broken segments and other metal powder impurities enter the collecting box due to gravity, cement powder can be more effectively blocked and can be guided to return to the air chute, mixing of cement and the broken segments and other metal impurities is reduced, and follow-up cleaning difficulty is lowered.

The application provides a self-repairing hot melt adhesive for vehicle headlamps, a preparation method and application, which is composed of the following components by weight: polyisobutylene 15-40 parts, polyolefin 20-50 parts, butyl rubber 10-30 parts, polyamide modified polymer 10-30 parts, tackifying resin 5-15 parts, filler 1-30 parts, and antioxidant 0.1-2 parts. The modified polyamide is mainly composed of dimer amine and adipic acid, and is prepared by high-temperature polycondensation of pyrimidine and purine compounds, and the molar ratio of dimer amine to adipic acid is 1-2. The pyrimidine-purine multiple reversible hydrogen bonds are used to endow the adhesive layer with the heat-induced self-repairing ability. The polyamide chain segment improves the high-temperature resistance to flow, and the heterocycle improves the bonding strength to PP, PC and PMMA substrates. The system has low volatile matter, and can prevent the vehicle headlamps from fogging. In the preparation, the modified polyamide is first synthesized, and then the raw materials are kneaded at 120-170 DEG C under nitrogen protection and vacuum defoaming to form the adhesive, so that the process is simple and the adhesive is suitable for bonding and sealing of the vehicle headlamps.

The utility model discloses an oil fume purifying and filtering device which comprises a shell, a primary filtering layer group and a secondary filter, wherein an ascending oil fume channel is limited by the shell; the primary filtering layer group and the secondary filter are positioned in the shell; the primary filter layer group comprises a lower filter layer and an upper filter layer which are spaced from each other, and a lower oil smoke hole of the lower filter layer is provided with a hole edge formed by a plurality of straight edges. The utility model further discloses an oil fume purifying and filtering system with the oil fume purifying and filtering device. The utility model has the beneficial effect that the cleaning difficulty and the potential safety hazard caused by the downward dripping of oil drops are avoided.

The utility model discloses an outdoor waterproof LED electronic display screen which comprises an installation frame, a waterproof device is installed in the installation frame, a protection device is installed on the left portion and the right portion of the front end of the installation frame together, and a fixed handle is fixedly installed in the middle of the upper end of the protection device. And a mounting device is fixedly mounted at the left part and the right part of the rear end of the mounting frame. According to the utility model, the sealing sleeve is arranged on the outer surface of the display screen and is fixed on the display screen through the sealant, so that water drops sputtered on the display screen are prevented from entering the display screen along gaps at the edge of the display screen, and the waterproof effect of the device is improved; and through the design of the protection frame, a certain protection effect on the display screen can be achieved, the protection frame can be pulled out of the mounting frame at any time through the fixing handle, and mounting or dismounting of the protection frame is facilitated.

This application relates to an evaporator and an air conditioner. The evaporator includes a heat exchange tube and multiple fins. The multiple fins are sequentially arranged along the length of the heat exchange tube. The fins are at least divided into first fins and second fins. The first fin includes at least one fin, and the second fin includes at least one fin. Each fin of the first fin has at least one hydrophobic coating, and each fin of the second fin has at least one hydrophilic coating. At least one second fin is arranged adjacent to the first fin. The hydrophilic coating of the first fin and the hydrophobic coating of the second fin are arranged alternately. The first fin is located at both ends of the heat exchange tube along its length. This application, through the alternating arrangement of the hydrophilic and hydrophobic coatings, makes the evaporator less prone to frost and ice formation, and achieves dual optimization of heat exchange efficiency and drainage performance.