45results about How to "Guaranteed contact surface" patented technology

The invention discloses a device for producing coarse titanium tetrachloride by low-temperature fluidizing chlorination. The device comprises a furnace top, a furnace body and a furnace bottom, wherein the furnace bottom is provided with a gas distributor which is communicated with a gas inlet pipe and comprises a chassis and a plurality of gas nozzles uniformly distributed on the chassis; a gas outlet of each gas nozzle is upward; the furnace body is in a straight cylinder shape; the side wall of the furnace body is provided with a charging opening and a slag discharging opening; the charging opening is positioned at the bottom of the furnace body and is arranged opposite to the slag discharging opening; the arrangement position of the slag discharging opening is higher than that of the charging opening; and the vertical distance of the slag discharging opening to the charging opening is 1.2-2.2m. With the adoption of the device, production large scale is easily realized, static pressure and diffusion resistance in the furnace are reduced, the vibration strength of the furnace body is reduced; reverse backmixing of the gas is inhibited, the mass transfer and heat transfer rate are improved, the contact time and contact surface of carbide slag and chlorine are ensured, the transformation rate of TiC is improved; and the device is beneficial to continuous operation of a chlorination furnace and is convenient in manufacturing, transformation and maintenance compared with the traditional chlorination furnace.

The invention discloses soothing tea, containing 5g of rose flower, 3g of chrysanthemum, 5g of matrimony vine, and 3g of silktree flower. The raw materials are dedusted after mixed, then are ground until to be powder, and are filled into a tea bag, to form a tea pack. The raw materials selected by the invention are natural products, which avoids toxic and side effect of tradition smoothing medicaments. The raw materials not only can soothe the nerves, help sleep, regulates qi by alleviation of mental depression, improve amnesia and insomnia symptom of a user, but also can improve blood circulation, beautify the features while smoothing, maintain somatic function balance, and recover health level.

The invention relates to a gas mixing device of a tail gas denitration SCR (Semiconductor Control Rectifier) system of a high-power diesel engine for a ship. The gas mixing device comprises a gas inlet pipeline and a set of mixing device, wherein the set of mixing device is formed by combining two independent mixers, and the two independent mixers are parallelly arranged on installing holes of the gas inlet pipeline; one independent mixer comprises a ring body, a first flow guide plate, a second flow guide plate, a third flow guide plate, a fourth flow guide plate, a fifth flow guide plate and a sixth flow guide plate, wherein the first flow guide plate, the second flow guide plate, the third flow guide plate, the fourth flow guide plate, the fifth flow guide plate and the sixth flow guide plate are mutually parallelly embedded into the ring body; the front parts of the second flow guide plate, the third flow guide plate, the fourth flow guide plate and the fifth flow guide plate are respectively protruded and provided with spoiler fins, and the rear parts of the second flow guide plate, the third flow guide plate, the fourth flow guide plate and the fifth flow guide plate are provided with rear protruded flow guide vanes; and the sixth flow guide plate is provided with a front protruded spoiler, a spoiler fin and a rear protruded spoiler. According to the invention, the mixing uniformity can be enhanced, and the defect of insufficient mixing of a tail gas and carbamide before the tail gas and the carbamide are reacted is thoroughly overcome, and therefore, the contact surface between the tail gas and the carbamide is ensured and the purification efficiency of the tail gas is increased.

The invention discloses a method for mounting seat pulp cushion plates of petrochemical static equipment and a foundation structure. The method includes that a plurality of concrete piers with cushion plates are manufactured on a concrete base, the minimum area of each single cushion plate is computed according to the sum of the weight of the equipment and pre-tightening force of anchor bolts, load added on the cushion plate and compressive strength of selective concrete, the concrete piers are trapezoidal tables, the seat pulp cushion plates are arranged on tops of the concrete piers, and surfaces of the cushion plates are positioned on the same horizontal plane. The equipment is seated on the cushion plates of the concrete piers by means of hoisting, and the various anchor bolts are fastened. A secondary grouting layer is formed by means of secondary grouting for a space between the bottom of the equipment and the concrete base. The trapezoidal table concrete piers which are positioned below a reinforcing plate of the equipment are arranged on the concrete base of the foundation structure, the cushion plates are disposed on the tops of the piers, and the surfaces of the cushion plates of the piers are positioned on the same horizontal plane. The secondary grouting layer is disposed between the bottom of the equipment and the concrete base. The method and the foundation structure have the advantages that wedge liners are omitted, materials are saved, the cushion plates of the concrete piers are integrally connected with the base, installation is carried out conveniently, installation quality is improved, and installation work period is shortened.

The invention discloses a lifting mechanism of a frame splitting machine for industrial aquaculture. The lifting mechanism comprises a lifting body, a sliding block body and a lifting screw rod assembly, wherein the lifting body is connected with the sliding block body, the sliding block body is positioned on the lifting screw rod assembly, and the lifting screw rod assembly drives the lifting body to slide up and down through the sliding block body. According to the lifting mechanism, the overall structural design is ingenious and reasonable, a driving motor drives a lifting screw rod to rotate through a gear conversion box, so that the lifting of the sliding block body is achieved to drive the lifting of the lifting body, the step-by-step separation between a lower culture frame and an upper culture frame stack is achieved, the assembly and disassembly of the culture frame stack is more convenient, the assembly line operation of cocoon collection in the culture frame is achieved, thewhole operation is more automated, and the labor intensity of workers is effectively reduced; and the lifting screw type lifting is adopted, the stability in the lifting process of the lifting body can be effectively guaranteed, the lifting process of the lifting body is more smooth and stable, collision caused by swinging of the lifting body in the lifting process is avoided, and the operation safety performance is improved.

The invention discloses a bamboo wood mechanical chopstick polishing device and relates to the field of bamboo wood mechanical equipment. The bamboo wood mechanical chopstick polishing device comprises a device body. The outer surface of a sliding block is slidably connected with a swing device, and a polishing pipe is fixedly connected to the side, located on the left side of the device body andclose to the device body, of the swing device. A pushing opening is formed in the position, located at the right end of the polishing pipe, of the outer surface of a conveying hopper, and a push rod is fixedly connected to the middle of the side, located on the right side of the device body and close to the pushing opening, of the swing device. Motors are fixedly connected to the sides, close to the conveying hopper, of supports correspondingly, and first belt pulleys are fixedly connected to the output tail ends of the motors. According to the bamboo wood mechanical chopstick polishing device, the problems that most bamboo wood mechanical chopstick processing equipment used at present adopts manual or rough polishing technologies and conducts operation through manual labor, and semi-automation cannot be achieved are solved, the labor cost is saved, the surfaces of chopsticks are polished, the using hand feeling is improved, and the user safety is ensured.

The invention provides a TiO2/tourmaline composite photocatalyst and a TiO2/ tourmaline gauze. A preparation method for the photocatalyst comprises the following steps: adding glacial acetic acid in anhydrous ethanol, and stirring; slowly adding tetrabutyl titanate and stirring to obtain a tetrabutyl titanate solution; adding tourmaline powder in another anhydrous ethanol, and carrying out ultrasound treatment to obtain a tourmaline powder solution; dropwise adding the tetrabutyl titanate solution in the tourmaline solution, and stirring to obtain a mixed solution; uniformly mixing the anhydrous ethanol, deionized water and concentrated hydrochloric acid, then dropwise adding the mixture into the mixed solution, stirring to firm grey sol, and stirring the grey sol at a certain temperatureto form gel; and drying, grinding and calcining the gel to form TiO2/ tourmaline catalyst powder. The bottleneck problem in application of an active photocatalyst and a fixed photocatalyst is solved.The TiO2/tourmaline composite photocatalyst has an environment additional function of releasing air negative ions, is long in service life, simple and convenient to operate and low in application cost; the quality of air can be improved effectively; and the practical application prospect is remarkable.

A slider for a slide fastener, provided with a slider body, a clamper, a lock pin, and a cover. The slider is configured so as to be able to be assembled automatically in order that the slider can be mass produced, and the slider is configured in such a manner that a pull tab can be removably mounted to the slider. A slider (10) for a slide fastener is provided mainly with a slider body (11), a clamper (20), and a pull tab (40). A link section (21) of the clamper (20) is mounted to the slider body (11), and the pull tab (40) is mounted to a mounting section (22) of the clamper (20). A projection (25) projecting in the plate thickness direction is formed between the link section (21) and the mounting section (22). When the pull tab (40) is mounted to the clamper (20), the projection (25) is contained in a projection containing section (46) of the pull tab (40).

The invention discloses a dust collector motor and a motor. The dust collector motor comprises a stator core, a stator core winding, a rotor core and a cooling fan, wherein the stator core is provided with a first through hole; the stator core winding is arranged in the first through hole partially or totally; the rotor core penetrates through the first through hole and is rotatably arranged; the cooling fan comprises a fan blade and a fan housing; the fan housing is a cylinder whose first end is open, the fan housing is provided with a cylinder cavity and an air inlet is arranged in a second end of the fan housing; the fan blade is arranged in the cylinder cavity of the fan housing and sleeves the end of the rotor core, and the rotor core drives the fan blade to rotate; the second end of the fan hosing sleeves the outer surface of the stator core. Compared with the existing motor with the same vacuum suction and the same power, the cross sectional area of the stator core of the motor in the invention is reduced by 36% at most, and the volume is reduced by 8% at most.

The invention relates to the technical field of oil and gas well cementing devices, and provides an automatic grouting device for a well cementing sleeve. The automatic grouting device for the well cementing sleeve includes a tubular device main body, a single-flow valve assembly is arranged in the device main body, the single-flow valve assembly includes a spring seat, and the spring seat is provided with a spring for abutting against a valve ball to a valve port of the single-flow valve assembly, the valve port is formed by a one-way movable valve seat disposed in the device main body, the one-way movable valve seat includes two or more valve blocks swinging up and down, and the valve blocks have a closed state in which the valve port is formed by mutual closing and an open state for thevalve ball to pass from top to bottom, the top of the spring is provided with a valve ball seat for supporting the valve ball, and the valve ball seat is provided with a ball seat circulating hole communicated with the valve port. The device does not need intermittent operation and has a stable working state during grouting and can reduce the amount of work, improve the work efficiency of the well cementing operation, reduce parts needed during the grouting process and reduce the production cost.

The invention relates to an anti-explosion monitoring device for a smartphone battery. The anti-explosion monitoring device comprises heat-conduction fixing glue, a plurality of surface-mounted piezoelectric sensors, two surface-mounted temperature sensors and a microprocessor, wherein the heat-conduction fixing glue is dead against to the smartphone battery; the size of the heat-conduction fixing glue is matched with the size of the battery; the surface-mounted piezoelectric sensors and the surface-mounted temperature sensors are positioned between the heat-conduction fixing glue and the smartphone battery; the piezoelectric sensors are used for monitoring the size change of the battery in real time; the temperature sensors are used for monitoring temperature data of the battery; and data acquired by the piezoelectric sensors and the temperature sensors are transmitted to the microprocessor. The device has a function of making an early warning about the potential safety hazard of the battery in time, can be mounted inside a smartphone perfectly, can be directly charged through a power supply inside the smartphone, and has an active heat-dissipation function specific to battery released heat.

The invention discloses a photocatalyst catalytic degradation tank for sewage treatment, which comprises: a treatment tank assembly, the treatment tank assembly comprises a tank body, the inner wall of the tank body is coated with a photocatalyst coating; the driving assembly comprises a mounting ring, a rotating ring, a fixing plate, stirring blades and a driving machine, the mounting ring is connected to the middle of the inner wall of the tank body, a rotating groove is formed in the inner side of the mounting ring, the rotating ring is connected to the interior of the rotating groove of the mounting ring, and the driving machine is located at the circle center of the mounting ring; the multiple fixing plates are connected to the side edge of the driver and the outer side of the mounting ring, and one end of each stirring blade is fixedly connected with a driving ring in the middle of the driver; and the inner wall cleaning and scraping assembly comprises mounting rods and scraping strips, and the two connecting rods are symmetrically and fixedly connected to the two sides of the inner wall of the rotating ring. In the use process, water scale and slime in the water treatment device can be cleaned, so that the contact surface of photocatalyst catalysis is ensured, and the sewage treatment efficiency is ensured.

The invention discloses a double trolley hanger and a double trolley suspension system constituted by it, which solves the problem that in the double trolley suspension mode of the UHV line laying-out project, there is no reference for solving the problem of the passability of the board and the characteristics of each trolley. The problem of the construction method of the force balance problem. The present invention includes a support channel steel connecting the wheel cores of two pulleys; and a frame body connected to the cross arm of the iron tower. The part is connected to the cross arm of the iron tower. The invention adopts the principle of lever self-adaptation, which can effectively make the force of each tackle tend to be balanced, and improve the passability of the running board and the protective cover of the hydraulic pipe during the unfolding process.

The invention discloses a grinding device of a blade damper platform. The blade damper platform is arranged on a blade. The grinding device comprises a base plate, a clamp and a feeding device, wherein the clamp is connected to the base plate and used for clamping the blade and enables the contact face of the blade damper platform to be parallel to a first direction, the feeding device is installed on the base plate and clamps a grinding tool, the feeding device can move in a second direction and the first direction so as to drive the grinding tool to grind the contact face of the blade damper platform, and the first direction and the second direction form an angle. According to the grinding device of the blade damper platform, the blade is located and fixed in the manner that the blade is clamped, the grinding tool is driven by the feeding device to conduct feeding, and then grinding of the contact face of the blade damper platform can be achieved; and in this way, locating can be well achieved, the machining dimension is accurately controlled, and the machining precision is guaranteed.

The multi-stage high-speed grain grinding device comprises a rack, a storage box is slidably connected to the middle of the bottom of an inner cavity of the rack, discharging hoppers are slidably connected to the two sides of the top of the storage box, a grinding device is fixedly connected to the top of the rack, and an operation panel is fixedly connected to the middle of the front face of the grinding device. And the middle position of the top of the outer wall of the right side of the grinding device communicates with a feeding hopper. According to the multi-stage high-speed grain grinding device, the situation that grains are scattered in the grain collecting process is effectively avoided, a grinding assembly box is matched with a grinder, so that the grains in the grinding assembly box are ground, the situation that the grains are splashed everywhere during grain grinding is reduced, and the grinding efficiency is improved. And the screening device is tightly attached to the protective shell, so that the probability that the grains are blocked inside and cannot be sent out due to blockage after grinding is effectively reduced.

The invention discloses a post-operative nursing device for otology and laryngology, and belongs to the technical field of medical equipment. The nursing device includes a medicine storage tube body,wherein a chamber for accommodating liquid medicine is formed in the medicine storage tube body, the volume of the chamber is changed with the medicine storage tube body under the kneading action of an external force, and an opening of the upper end part of the medicine storage tube body, and is connected with an assembly unit; a medicine administration assembly is arranged on the end part of theassembly unit, a medicine guide tube is arranged in the medicine storage tube body, and the medicine guide tube penetrates the assembly unit, and is connected with the medicine administration assembly; and the medicine administration assembly includes an inflatable cylinder which is arranged around the outer wall of the medicine guide tube, medicine administration channels are formed by gap amongthe inflatable cylinder, and first through holes are formed in the parts, corresponding to the medicine administration channels, of the tube wall of the medicine guide tube. Uniform application of medicine and controllable force of medicine application are realized, the progress of medicine application can be controlled under the assistance of a patient, and secondary damage to the patient can beavoided in the application process; and medicine administration has no damage to tympanic membranes and ear canal walls, no plugging of ear canals is caused by medicine administration, and medicine leakage is avoided effectively.

The invention discloses a lifting body for a frame body splitting machine. The lifting body comprises a frame, an upper supporting claw mechanism and a lower supporting claw mechanism, the upper supporting claw mechanism is located on the upper part of the frame, and the lower supporting claw mechanism is located on the lower part of the frame. According to the lifting body, overall structural design is ingenious and reasonable, through the combined action of the upper supporting claw mechanism and the lower supporting claw mechanism, a breeding frame stack can be overall lifted, thus lower breeding frames are gradually separated from the upper breeding frame stack, stream line operation of breeding frame cocoon harvesting is more facilitated, thus whole operation is more automated, and the manual labor intensity is effectively lowered; and the lower supporting claw mechanism plays a main supporting role, the upper supporting claw mechanism plays an auxiliary supporting role, thus thewhole breeding frame stack is more stable in the lifting process, the phenomenon that only the bottom of the breeding frame stack is supported and lifted, and the upper part of the breeding frame stack is prone to shaking and toppling is avoided, thus the accident rate in the operation process is effectively decreased, and the operation process is safer and more reliable.

The invention relates to a capacitor multi-range test fixture, and belongs to the technical field of capacitor detection. The fixture comprises: a mounting base; a test bracket which is used for placing a capacitor; a test assembly which is used for testing the capacitor; and a pressing assembly which is installed on the test support and is used for adjusting the measuring range of the test assembly. The testing device has a multi-range function, and the sliding platform can be adjusted for testing according to testing capacitors with different sizes under the condition that the size of the case is not changed; according to the invention, four test capacitors can be tested at the same time during test, the test efficiency is high, the test contact copper bar has an elastic function and can be automatically fine-tuned, the contact surface can be ensured as large as possible during test, the test stability is good, the structure is simple and the fixture is convenient to install, detach and maintain.

The invention discloses a pre-separation type double-cavity bottle. The double-cavity bottle comprises a bottle body, an inner bottle body, a moving part, an inner bottle body, a moving part and a pressing part; a main material cavity for accommodating a first material body is formed in the bottle body; the inner bottle body is arranged at one end of the bottle body and extends into the main material cavity, a secondary material cavity used for containing a second material body is formed in the inner bottle body, and a separation film used for separating the main material cavity from the secondary material cavity is arranged on the inner bottle body; the moving part can move from a first locking position in the inner bottle body to a second locking position, a tip part is arranged at one end of the moving part, when the moving part is located at the second locking position, the tip part opens the separation film to communicate the main material cavity with the secondary material cavity, and a through hole is formed in the other end of the moving part; and the pressing part is elastically arranged outside the other end of the moving part and is used for pushing the moving part to move from the first locking position to the second locking position. Different materials are stored in different cabins and are fully mixed in the bottle before being used and can be immediately used after being discharged, the separation film are prevented from falling off, and the use experience is good.

The invention relates to a high-tightness high-strength vacuum glass. Including glass one and glass two which are arranged oppositely, a number of support bars are arranged in the vacuum layer between glass one and glass two, one end of the support bar is fixed on glass one, and the side of the glass two facing the support bar is provided with A card slot into which the support bar can be inserted. The present invention provides support strips, which improves the strength of the glass of the present invention. Since in the production process, the length of each support strip is inevitably inconsistent due to various factors, it is very easy to cause some support strips to use alone. The proper supporting effect is not achieved, thereby affecting the strength of the glass. Therefore, the present invention adopts the structural form of a slot and a support bar, and utilizes the contact between the slot and a shorter support bar to make up for this lack of strength to a certain extent. , so as to provide an effective guarantee for the uniform strength of the glass.