31results about How to "Quick contact" patented technology

The application provides a burner for producing acid by using low-concentration acid gas and waste gas and a use method, and the burner comprises a burner shell, a large flue and a small flue are formed in the burner shell; an external mixing type long-lasting lamp is used for providing a continuous light for the small flue; a low-concentration acid gas lance is used for spraying low-concentration acid gas into the small flue; a sulfur-containing waste gas collecting chamber is used for spraying sulfur-containing waste gas into the large flue; a combustion air collecting chamber is used for providing combustion main air to the small flue; a temperature-adjusting air collecting chamber is used for inputting temperature-adjusting air to the large flue; and a flame detector is used for detecting the quality of the flame. According to the application, the temperature-adjusting air is branched from the main air, the temperature of the small flue is increased, the stability of the flame is ensured, the sulfur-containing waste gas is sprayed from the periphery of the main flame, does not impact the main flame and is rapidly contacted with the high-temperature flue gas of the main flame, the oxidation effect is ensured, the sulfur-containing fuel gas and the sulfur-containing methanol liquid can be used for supplementing heat and increasing the temperature of the flame, and the safe and stable operation of the burner is ensured.

The utility model discloses a refrigerator and relates to the technical field of household appliances, the refrigerator comprises a refrigerator body, a rear end anti-toppling piece, at least one refrigerator door and a front end anti-toppling piece, the refrigerator body is provided with a containing cavity with an opening in the front end, and the containing cavity comprises at least one chamber; the rear-end anti-toppling piece comprises a rear-end supporting part at least partially protruding out of the bottom of the box body; the front-end anti-toppling piece comprises a front-end supporting part at least partially protruding out of the bottom of the box door. According to the technical scheme, in the production process, if the refrigerator topples over on a production line and the refrigerator body rotates, the front-end supporting part and the rear-end supporting part can rotate along with the refrigerator body, due to the fact that at least part of the front-end supporting part protrudes out of the bottom of the refrigerator door, and at least part of the rear-end supporting part protrudes out of the bottom of the refrigerator body, when the refrigerator body inclines forwards or backwards, the front-end supporting part and the rear-end supporting part can rotate along with the refrigerator body. And if the refrigerator falls down, the front-end supporting part or the rear-end supporting part can quickly make contact with the production line to support the refrigerator body, and the refrigerator is prevented from continuously falling down.

The utility model relates to the technical field of pressing force testing, and discloses a pressing force adjusting device which is characterized in that a fixing plate is provided with a stepped hole; the screw rod is in threaded connection with the first threaded hole of the stepped hole; the exterior of the sleeve is connected to a second hole of the stepped hole; one end of the pressing column is in pressure abutting contact with the to-be-pressed part, and the other end slides in the sleeve; the elastic piece is arranged in the sleeve and located between the screw rod and the other end of the pressing column. The pressing force adjusting device is suitable for compressing the elastic piece by screwing a screw rod with scales, and then pushing force is applied to the pressing column through the elastic piece, so that the pressing column is used for pressing the part to be pressed. And the scales correspond to the pressing force of the pressing column on the to-be-pressed part. According to the device, the screw rod is screwed, the relation between the scales and the applied pressing force is utilized, the pressing degree of the to-be-pressed part is accurately adjusted, the requirement for the skill level of an operator is remarkably lowered, and ordinary personnel without related skills can accurately adjust the pressing force on the part.

The utility model provides a rotor transmission structure and a screw compressor. The rotor comprises a male rotor arranged in an axial rotation mode and a plurality of female rotors arranged around the male rotor, the transmission structure comprises a driving gear, and the driving gear is installed on the shaft section of the male rotor; each driven gear is mounted on the shaft section of each female rotor, so that the plurality of driven gears are arranged around the driving gear and are meshed with the driving gear; and the inner gear ring is arranged around the driven gears and engaged with the driven gears. When the driven gear is meshed with the inner gear ring and the driving gear at the same time, the rotation stability of the driven gear is obviously improved. When the rotor rotates reversely, the reverse contact face of the driven gear can be connected with the inner gear ring or the driving gear more quickly, the response speed of the reverse contact face is earlier than that of tooth face contact generated by reverse movement of the rotor body, and therefore the tooth face collision fault caused by sudden change of the movement direction of the rotor is avoided.

This utility model provides a plaque cutting device with retractable rotary cutting blades, belonging to the field of medical device technology. It includes: a cutting catheter, a cutting section, a dilator, a balloon, a blade holder, and multiple rotary cutting blades. The outer surface of the cutting catheter has a cutting opening; the cutting section is disposed on the surface of the cutting opening; the inner side of the cutting catheter has a cavity, and the dilator is detachably installed in the cavity; the balloon is disposed on the cutting catheter; one end of the blade holder is rotatably mounted on the cutting section, and the other end is mounted on the balloon, the balloon being used to drive the rotation of the blade holder relative to the cutting catheter; multiple rotary cutting blades are distributed on the blade holder. This device solves the problems of inconvenient blade holder storage and unstable plaque occlusion after cutting.

The utility model discloses grass cutting and kneading equipment for livestock breeding, and relates to the technical field of livestock trough processing. Comprising a mounting bracket, the mounting bracket is provided with a processing mechanism for animal husbandry edible weeds, and the processing mechanism is characterized in that a hay cutter is inserted into a clamping groove in the outer side of a first mounting block through a clamping block, then a second bolt is rotated to mount and dismount the hay cutter, and when the hay cutter is abraded or damaged, the hay cutter can be mounted and dismounted. The second mounting block is arranged on one side of the first mounting block, a plurality of groups of hay cutting knives can be mounted, the distance between hay cutting grooves can be controlled, a plurality of groups of hay cutting knives can be mounted, and the distance between the hay cutting knives can be accurately controlled by adjusting the clamping positions of the hay cutting knives on the clamping grooves; the distance is increased when thick and hard forage is processed, the distance is reduced when thin and soft forage is processed, it is ensured that the best forage cutting effect is achieved, and the adaptability of the equipment to different kinds of forage is improved.

This utility model belongs to the field of flocculation tank technology and discloses a novel flocculation reaction tank for special-purpose vehicles, including a reaction cylinder with a reaction tank inside. A protective cover is installed on the top of the reaction cylinder, covering the upper end of the reaction tank. A stirring mechanism is installed inside the reaction tank, with its upper end extending to the top of the protective cover and connected to a drive motor fixedly installed on the top of the protective cover. A feeding assembly is located above the protective cover. Due to the feeding assembly, the feeding mechanism, in conjunction with the feeding pipe and connecting pipe, can extend to the bottom of the reaction tank. With the assistance of a feeding rod, flocculant can be added to different depths within the reaction tank from above the reaction cylinder, allowing the added flocculant to quickly contact and mix with the surrounding sewage, thereby effectively improving the flocculation reaction treatment efficiency.

The utility model provides a drying device for drying sludge by using waste oil, which relates to the technical field of sludge treatment devices and comprises a wet sludge conveyor inserted into a frying and drying tank, a molding plate is welded at a discharge port of the wet sludge conveyor, a round hole is formed in the surface of the molding plate and communicated with a connecting pipe, and the diameter of the connecting pipe is the same as that of the round hole. The end, deviating from the molding plate, of the connecting pipe is connected with a feeding port of a drying screw conveyor, and the drying screw conveyor penetrates out of a discharging port of the frying and drying tank and is arranged above the dry sludge bin; the technical problems that in the prior art, the drying period is long, cooperative treatment with waste oil is not achieved, and resources are wasted are solved, and the technical effects that energy consumption is reduced, drying time is shortened, sludge and waste oil are synchronously treated, and resources are cooperatively utilized are achieved.

This invention relates to the field of cable material preparation technology, specifically disclosing a twin-screw extruder for preparing polyvinyl chloride (PVC) cable material particles. The extruder includes a feed inlet, a heating chamber, an extrusion cylinder, a threaded rod, and an extrusion die. The other end of the extrusion cylinder is connected to the extrusion die. A roller is provided at the end of the extrusion die furthest from the extrusion cylinder. The roller is divided into a first space, a second space, and a third space by a first partition and a second partition. Cable material enters the first space inside the roller through the feed inlet. The rotating roller screens the cable particles, with smaller particles entering the second and third spaces. The cable particles in the first, second, and third spaces pass through a first baffle, a second baffle, and a third baffle, entering a first collection box, a second collection box, and a third collection box, thereby completing the recycling and granulation of waste PVC cables and simultaneously sorting cable particles of different sizes.

The utility model relates to the technical field of sewage treatment, in particular to flocculating agent flocculation effect detection experimental equipment which comprises a reaction kettle, a square frame is fixedly connected to the rear portion of the upper end of the reaction kettle, a connecting plate is fixedly connected to the upper portion of the front end of the square frame, and multiple stages of mixed reaction groups are installed in the square frame in a penetrating mode. Detection assemblies are installed on the left portion and the right portion of the outer surface of the reaction kettle in a penetrating mode, a to-be-treated liquid input pipe is fixedly connected to the left portion of the upper end of the reaction kettle in a penetrating mode, a flocculant input pipe is fixedly connected to the right portion of the upper end of the reaction kettle in a penetrating mode, and a liquid discharging pipe is fixedly connected to the lower end of the reaction kettle in a penetrating mode. A control panel is arranged at the front part of the outer surface of the reaction kettle. According to the experimental equipment for detecting the flocculation effect of the flocculating agent, efficient mixing is realized through the multi-stage mixing reaction group, and the flocculating agent and liquid to be treated can be quickly and fully contacted in the reaction kettle in an up-and-down multi-stage mixing manner, so that the flocculation reaction is accelerated.

The utility model provides a kind of inflatable doll of split type rotary upper half, belong to inflatable doll technical field, to solve the inflatable doll of traditional style more using integrated design, lack rotatable joint structure, and cannot realize disassembly separation for independent use, this limits the play of its practical performance to some extent Problem, including: inflatable component;The connecting assembly is connected with inflatable component;The limit mechanism bottom is connected with connecting assembly;The limit release assembly is installed on the surface of limit mechanism;The rotation locking mechanism is installed on the surface of limit mechanism;The utility model inside blocking ring can form limit connection, will not limit rotation, can be rotated according to angle of need;Limit control can be carried out to insert column, and disassembly is simple and convenient.

The utility model provides a kind of adjustable seafood quick thawing processing device. A kind of adjustable seafood quick thawing processing device includes: warehouse body and conveyer belt, conveyer belt is located in the inside of warehouse body, the inside of warehouse body is provided with multiple oscillation rods, and oscillation rod is located in the inside of conveyer belt, wheel group is all provided on oscillation rod, belt two is provided between wheel group, and wheel group of the odd-numbered oscillation rod is arranged on the front of warehouse body, wheel group of the even-numbered oscillation rod is arranged on the back of warehouse body, one end of the oscillation rod located in the leftmost side of warehouse body is fixedly connected with gear one, the front of warehouse body is rotatably connected with gear two, gear two is engaged with gear one, and gear two is also fixedly connected with steering wheel. The utility model provides a kind of adjustable seafood quick thawing processing device can break the cold water layer formed on the surface of seafood due to thawing heat absorption, let the water of higher temperature around quickly contact seafood, so as to accelerate heat transfer, significantly shorten thawing time.

The utility model relates to a kind of cooling device of sand mill, belong to sand mill cooling technical field, this kind of cooling device of sand mill, including liquid nitrogen storage tank, one side of the liquid nitrogen storage tank is fixedly connected with low-temperature infusion pipeline, one end of the low-temperature infusion pipeline is provided with cooling bin, the inside of the cooling bin is provided with grinding bin low-temperature infusion pipeline is provided with low-temperature liquid nitrogen pump, one side of the grinding bin is fixedly connected with feeding bin, the top of the feeding bin is fixedly connected with feed inlet, one side of the grinding bin is fixedly connected with discharge bin, liquid nitrogen is rapidly transported to cooling bin, the boiling point of liquid nitrogen extremely low can quickly absorb a large amount of heat, can make the temperature of grinding bin located in cooling bin rapidly drop to ultra-low temperature, the flow guide strip specially arranged in cooling bin, liquid nitrogen can be guided to contact with grinding bin uniformly and efficiently, ensure the uniformity and stability of cooling effect.

This invention discloses an IoT water meter with an anti-freeze structure, comprising a water meter body, within which is an intelligent detection mechanism. The intelligent detection mechanism includes a rechargeable battery and a control unit. The mechanism includes a side shell, within which is an upwardly arched partition plate dividing the side shell into an upper cavity and a lower cavity for direct water flow. The upper cavity is further divided by a heat insulation plate into a lower power generation cavity and an upper electrical cavity. The electrical cavity contains a generator and a generator shaft. The generator shaft is hollow, and its bottom is fitted with a heat-conducting base cylinder. The heat-conducting base cylinder contains a thermoelectric generator chip electrically connected to the rechargeable battery. Multiple sets of laterally arranged heat-conducting blades are attached to the outside of the heat-conducting base cylinder. A heating element is located inside the intelligent detection mechanism, electrically connected to the rechargeable battery and the control unit. This invention cleverly combines thermoelectric power generation and water turbine power generation to improve the anti-freeze performance of the IoT water meter.

This invention discloses a non-impregnation equilibrium organic acid starch ester, its preparation method, and its applications, belonging to the field of starch modification technology. This invention utilizes the esterification reaction between organic acid and starch to form strong ester bonds, thereby increasing the content of resistant starch in the starch. Example results show that the starch modified with organic acid has a high content of resistant starch, inhibits the release rate of postprandial blood glucose, reaches equilibrium concentration faster during in vitro digestion, and exhibits excellent anti-enzymatic and anti-digestion properties. Furthermore, the use of organic acid in the preparation process results in a milder reaction and a safer starch ester. The preparation method provided by this invention has excellent effects on rice starch.

The utility model relates to punch technical field, and disclose a kind of hot forging punch internal circulation cooling assembly, including punch body, the inside of punch body is equipped with placement cavity and reinforcing area, the inside of placement cavity is provided with circulation cooling pipe, the gap formed between placement cavity and circulation cooling pipe is filled with heat transfer foam inside.The heat transfer foam of this hot forging punch internal circulation cooling assembly is cooperated with circulation cooling pipe, so that the heat absorption of cooling medium can be increased when flowing in circulation cooling pipe, and the time of staying inside is increased, and the heat transfer efficiency is strengthened by the porous structure of copper metal foam, so that the purpose of efficient cooling of hot forging punch is achieved, and the problem of flow dead zone in traditional U-shaped channel is avoided, which helps to improve the cooling efficiency of punch.

The utility model relates to vacuum coating equipment technical field discloses a cavity cooling device for vacuum coating machine, include: machine cavity and with the door board of machine cavity rotary connection, the side of machine cavity is provided with cooling cavity mechanism, and the bottom surface of machine cavity still is provided with cooling medium circulation mechanism, cooling cavity mechanism includes fixed mounting in the inner layer casing of machine cavity surface. This cavity cooling device for vacuum coating machine, through setting up cooling cavity mechanism in machine cavity surface, utilize cooling cavity mechanism in cooling pipe and surround machine cavity, increased the flowing path of cooling medium in cooling cavity, make cooling medium and inner layer casing contact fully, can take away the heat of coating machine cavity fast, improve the cooling efficiency, and cooling cavity mechanism adopts double -deck shell structure, and the heat conduction performance of inner layer casing is good, and the strength of outer layer casing is high, and the sealing structure is reliable, and the cooling pipe is matched, can effectively prevent the leakage of cooling medium, improve the reliability of equipment.

The utility model discloses a compact and precise guide cylinder, which comprises a guide block, a cylinder fixed on the guide block, and guide rods arranged on two sides of the guide block, the guide block is arranged between the two guide rods, a fastener is arranged at the position of the guide block deviating from the cylinder, the fastener is fixedly connected with the guide block through a first nut, and the first nut is connected with the guide block through a second nut. The fastener is in threaded connection with a piston rod of the air cylinder, a sinking groove with an opening is formed in one side of the guide block, and the piston rod of the air cylinder penetrates through the sinking groove. Through the arrangement of the sinking groove with the opening, a maintainer can make contact with and act on the nut rapidly and conveniently through a tool, so that disassembly operation is efficiently executed, the air cylinder replacement speed is effectively increased, and the equipment shutdown time is shortened; when the guide rod ascends and descends, the lubricating assembly synchronously moves along with the guide rod, so that lubricating oil stored in the lubricating assembly is evenly smeared to the surface of the guide rod, the friction resistance between the guide rod and the guide block is reduced, and the service life of parts is prolonged.

The traditional Chinese medicine machine comprises a traditional Chinese medicine machine body and at least one ultrasonic generator, a barrel is arranged on the traditional Chinese medicine machine body, a medicine cavity is formed in the barrel, and an extraction pressing plate capable of moving in a reciprocating mode is arranged in the barrel. A driving motor for driving the extraction pressing plate to reciprocate in the cylinder is arranged on the traditional Chinese medicine machine main body, and the ultrasonic generator is arranged on the traditional Chinese medicine machine main body and acts in the medicine cavity. During working, ultrasonic waves are emitted into the medicine cavity through the ultrasonic generator, the ultrasonic waves directly act on the interiors of medicinal materials, then cell wall breaking of the medicinal materials is promoted, meanwhile, the drive motor drives the extraction pressing plate to reciprocate in the medicine cavity, then the medicinal materials are extruded, and therefore the medicinal materials are physically crushed; therefore, effective components flowing out after cell wall breaking can be in contact with water more quickly, and can be dissolved into water more quickly to form liquid medicine.

The utility model discloses: a thermal power plant cooling device, including the cooling box, be equipped with generator cooling subassembly on the cooling box, the case relates to thermal power plant generator cooling technical field, and it has the beneficial effect for: the case can carry out the cooling work to the generator all over through generator cooling subassembly, and relative to single air -cooled and single water -cooled heat dissipation mode, the case combines two, and makes the cold air faster contact generator surface, can improve the cooling effect of generator greatly.

The utility model discloses a rotary electrical switch, which relates to the field of electrical switches and comprises a panel, a switch body is fixed in the middle of the lower surface of the panel, and a groove connected with a knob is arranged on the upper surface of the panel. The knob is arranged in the middle of the upper surface of the panel, the knob is movably connected with the switch main body, and a cavity for placing the limiting assembly is formed in the knob; the limiting assembly is arranged in a cavity formed in the rotary knob, and the limiting assembly is used for limiting the rotary knob. The first spring pushes the damping head to be embedded into the damping groove, rotation resistance and clear click feedback are provided, the operation hand feeling is stable, spring buffering can reduce abrasion, the damping head of the movable plate is matched with the limiting column, and accidental rotation can be effectively prevented.

The utility model discloses a kind of performance detection devices for PTC thermistor under different temperatures, it is related to electronic component detection technical field, including thermostat, the front end hinged of thermostat has sealing door, the front end fixed mounting of sealing door has control system, one end of thermostat is installed with heating drive module, the upper end of thermostat is installed with refrigeration drive module.The utility model, improve temperature regulation range, can accurately cover multiple fields PTC thermistor's extreme low temperature working scene, solve the detection blank problem caused by traditional device cannot simulate-55 ℃ low temperature, ensure the comprehensiveness of PTC thermistor performance detection in such special application scene, second, can more truly reflect the dynamic performance of PTC thermistor in practical application, solve the detection scene single problem caused by the rate regulation of traditional device is limited.

The utility model discloses a stainless steel chain continuous type cleaning drying equipment belongs to chain drying equipment technical field, it includes: cleaning tank, the bottom fixed mounting of cleaning tank has control blanking pipe, the bottom of control blanking pipe is provided with frame, the inside of frame is provided with two groups of transmission roll, the outside transmission of two groups of transmission roll is installed with conveyer belt, the top fixed mounting of frame has support and drying box, make to the cleaning liquid in cleaning tank fully stir, make the uniform distribution of washing agent, additive and the like component in cleaning liquid, can all -round high -pressure washing, can quickly wash off impurity, compared with traditional cleaning mode, cleaning efficiency has been improved greatly, reduced the manual operation of operating personnel in the cleaning process, greatly reduced the labor intensity, hot air can rapidly and evenly blow chain surface, make the hot air of fast flow and chain surface fully contact, accelerate the evaporation speed of moisture, greatly shorten the drying time of chain.

The utility model relates to the technical field of sewage treatment devices, in particular to a reaction device for removing COD (Chemical Oxygen Demand) of nanofiltration membrane strong brine, which comprises a reaction tank, a sewage pipe is fixedly arranged on a tank body at the top of the reaction tank, a conical hopper is fixedly arranged at the bottom end of the reaction tank, and a discharge pipe is fixedly arranged at the bottom end of the conical hopper. A discharging valve is fixedly installed on the discharging pipe, a top cover is detachably connected to the top face of the reaction tank, a left stirring assembly and a right stirring assembly which are symmetrical to each other are arranged on the top cover, each stirring assembly comprises a stirring motor fixedly installed on the top face of the top cover, and a stirring shaft which is vertically and downwards arranged is fixedly installed at the tail end of an output shaft of each stirring motor; a plurality of groups of stirring blades are fixedly mounted on the stirring shaft and are positioned in the reaction tank; an aeration assembly is arranged on the reaction tank and comprises an aeration fan for carrying out aeration operation towards the interior of the reaction tank. The strong brine treatment device is beneficial to strong brine treatment operation and can improve the treatment effect.

The application discloses a humidifying device and an air conditioner, wherein the humidifying device comprises a water tank module, a water level control module and a humidifying module; the water tank module is provided with a water supply cavity; the water level control module is arranged on the water tank module and can control water in the water supply cavity to change between a high water level and a low water level; the humidifying module comprises a humidifying piece and a water guide piece; a first end of the water guide piece is arranged in the water supply cavity, and a second end is arranged in the humidifying piece; when the water is at the high water level, the first end of the water guide piece is below the water surface and guides the water to the humidifying piece; when the water is at the low water level, the first end of the water guide piece is above the water surface. The technical scheme of the application can shorten the time length of the humidifying device to continue humidifying after shutdown.

The invention, which belongs to the technical field of liquid leakage detection, relates to a liquid leakage detection module comprising a wrapping part and a detection part. The wrapping part is used for forming a surrounding structure wrapping the joint of the liquid cooling pipelines, and the wrapping size of the surrounding structure can be adaptively adjusted to adapt to the liquid cooling pipelines with different outer diameter sizes; the detection part is fixed on the inner side of the surrounding structure, and the detection part is used for detecting the liquid leakage condition of the connecting part of the liquid cooling pipeline; a false alarm prevention part is arranged on one side, facing the connecting part of the liquid cooling pipeline, of the detection part, and is used for adsorbing environmental water vapor and condensation on the surface of the pipeline so as to block direct contact between non-leakage liquid moisture and the detection part, and meanwhile, a conduction path in contact with the detection part is provided for leakage liquid seeping from the connecting part of the pipeline. According to the liquid leakage detection module disclosed by the invention, the use problems that an existing liquid leakage detection scheme is poor in adaptability and tedious in construction, liquid leakage detection requirements of joints of liquid cooling pipelines of different sizes cannot be met, and false alarm is caused by blocking environmental water vapor can be solved at the same time.

This utility model relates to the technical field of gas treatment equipment and discloses a gas filter that is easy to install and disassemble. It includes a brass gas filter with a supporting base plate fixedly connected to its exterior. A fixing mechanism is fixedly connected to the exterior of the supporting base plate, and an opening and closing mechanism is also fixedly connected to the exterior of the brass gas filter. The fixing mechanism includes a telescopic cylinder, which is fixedly connected to the exterior of the fixing mechanism. A transmission assembly is fixedly connected to the drive end of the telescopic cylinder, and a rotating support column is rotatably connected to the exterior of the transmission assembly. This utility model allows for flexible installation and convenient disassembly, reducing maintenance costs and adapting to temporary or mobile installation scenarios. It does not damage the supporting structure during later removal, expanding its application range and, compared to existing technologies, effectively adapting to various gas filter installation scenarios.

The application discloses a kind of displacement-resistant patch devices for SMT chip mounter, specifically relates to SMT chip mounter technical field, including conveying belt, fixedly installed in the top surface of conveying belt chip mounter, fixedly installed in the operation panel of chip mounter front, two front and rear symmetrical clamps in the upper of conveying belt.It is synchronous translation by motor drive double-end threaded rod to drive both sides slider and clamp through displacement-resistant component, cooperate with the guidance of first slide rod, let clamp be stable to the patch and draw close, realize the close gapless clamping of patch front and rear side, eliminate horizontal direction displacement;Clamping simultaneously, patch extrusion push plate triggers gas transmission structure, promotes second slide rod and drives pressure plate to descend, so that rubber plate forms flexible extrusion to patch top surface, spring can be adapted to different thickness patch, realize non-injury pressure solid, form the double fixing effect of front and rear clamping+top surface pressure solid, avoid patch to appear deviation, warping etc. in the process of mounting, guarantee mounting precision.