20results about How to "Reduce contact frequency" patented technology

The utility model discloses a polyurethane coating spraying device which comprises a base, a placing assembly is arranged in the base, a supporting frame is fixedly arranged at the top of the base, a telescopic assembly is arranged in the supporting frame, and the supporting frame is provided with a lifting frame through the telescopic assembly. A first rotating assembly is arranged on the right side of the lifting frame, and the lifting frame is provided with a clamping arm through the first rotating assembly. According to the spraying device for the polyurethane coating, full-automatic spraying on the surface of an object is achieved, and the problem that when an existing spraying device for the polyurethane coating is used for spraying the object, the spraying efficiency is high is solved. The situation that a worker needs to take down an object from the clamp, adjust the position and angle again and fix the object, and then spraying can continue is avoided, use is convenient, the spraying speed is increased, meanwhile, the contact frequency of the worker and paint is reduced, and the working efficiency is improved. And the harm of the coating to workers is reduced.

The utility model relates to the technical field of electric power auxiliary tools, and discloses a line protection device for engineering and technology research, which comprises a base, the outer wall of the base is provided with a first sliding chute and a second sliding chute, the base is internally provided with a first spring, one end of the first spring is fixedly connected with a sliding block, and the other end of the first spring is fixedly connected with a second sliding chute. And the outer wall of the sliding block is slidably connected to the inner wall of the second sliding groove, the other end of the first spring is fixedly connected to the inner wall of the second sliding groove, the upper surface of the sliding block is fixedly connected with a pulling block, and the outer wall of the sliding block is fixedly connected with a clamping cylinder. According to the wire harness fixing device, the first spring rebounds to push the sliding block to slide on the inner wall of the second sliding groove again and drive the pulling block to move, and meanwhile, the clamping cylinder is promoted to slide on the inner wall of the first sliding groove again to fix the wire harness, so that the effect of fixing a circuit is achieved, the circuit can be arranged neatly and orderly, cable crossing or disorder is avoided, and the wire harness fixing device is convenient to use. And maintenance and overhaul are facilitated.

The invention provides a wafer loading, overturning and soaking mechanism, which comprises a base provided with a box body mounting frame and a module supporting structure, and the module supporting structure is provided with a guide rail; the soaking box body is arranged on the box body mounting frame, and the soaking box body is used for containing soaking liquid; and the overturning module is arranged on the module supporting structure, the overturning module comprises an overturning device and a driving assembly, the overturning device is provided with a wafer clamping part, the wafer clamping part is used for bearing a wafer, and the driving assembly is in driving connection with the overturning device and is used for driving the overturning device to overturn and move up and down along the guide rail. According to the invention, the processing precision and the processing efficiency of the wafer can be obviously improved.

The invention relates to the field of packaging materials, in particular to a plastic packaging material and a preparation method and application thereof. The plastic packaging material comprises the following raw materials in parts by mass: 80-120 parts of polyethylene, 10-20 parts of a modified filler, 15-25 parts of a fiber material, 2-8 parts of a plasticizer, 4-10 parts of a flexibilizer, 1-5 parts of a stabilizer and 1-10 parts of an auxiliary agent. The prepared plastic packaging material not only has excellent temperature resistance and processability, but also can comprehensively improve the water resistance, corrosion resistance, aging resistance, mechanical properties and other properties of the packaging material, can be effectively used as a raw material for preparing woven bags used in high-humidity, high-corrosion, high-temperature and other environments, has very excellent market use prospects, and is worthy of popularization and application. And a new solution thought is provided for the technical problem.

The invention belongs to the technical field of batteries, and discloses a dual-ion battery and a preparation method thereof. The preparation method comprises the following steps: adding a polymer monomer in a burdening stage, uniformly dispersing the polymer monomer in a positive pole piece and a negative pole piece, finally injecting an electrolyte added with a polymer initiator, and initiating an in-situ polymerization reaction through high temperature, so that the liquid electrolyte is changed into a gel state. The invention also discloses the dual-ion battery prepared according to the method. The polymer monomers are uniformly distributed in the positive and negative pole pieces, so that the binding force of the active substance and the current collector is enhanced, and the pole piece expansion in the battery circulation process is reduced. In addition, the electrolyte is changed into a gel state, so that the oxidation potential of the electrolyte is remarkably improved, the stability of a positive and negative electrode interface is enhanced, the consumption of the electrolyte is reduced, and the safety performance of the battery is improved.

The motion compensation device according to the present invention may comprise: an outer cannula that is inserted into a human body and reaches a target object to be subjected to a surgery, and a compensation calculation unit that calculates a motion compensation corresponding to the motion of the target object in the human body; the outer cannula may include a surgical instrument portion that treats the target object; in response to movement of the target, a distance between the target and the surgical instrument portion or a distance between the target and the outer cannula may be maintained within a predetermined range.

The utility model relates to the technical field of storage boxes, in particular to a cheese product storage box which comprises a base, a sliding groove is formed in the upper surface of the base and connected with sectioning blocks in a sliding mode, the sectioning blocks surround the base by a circle, and the upper surface of the base is fixedly connected with a guide ring through a support. A cavity for containing cheese products is formed by the base, the sectioning block and the guide ring; the guide ring is slidably connected with a cutting assembly, the cutting assembly comprises a cutting knife, and the cutting knife moves up and down along the groove of the guide ring; a base, a sectioning block and a guide ring jointly form a cavity for containing cheese products, a cutting knife in a cutting assembly can move up and down along a groove of the guide ring, the cheese products can be evenly cut into small blocks consistent with the sectioning block in size when the cutting knife is pressed downwards, and the cutting knife is tightly attached to the sectioning block when the cutting knife is pressed downwards to the upper surface of the base; and the unopened sectioning blocks form a closed space, so that the contact area between cheese and air is reduced fundamentally, the decay speed is delayed, and the shelf life is prolonged.

The utility model relates to an infant tube-falling-preventing restraint jumpsuit which comprises a jumpsuit body, and the jumpsuit body comprises inner-layer clothes and outer-layer clothes. Inverted Y-shaped zippers are arranged from the chest front necklines to the trouser legs of the inner-layer clothes and the outer-layer clothes, and the inner-layer clothes and the outer-layer clothes are sewn and connected on the two sides of the waist part; restraint straps are arranged on the two sides of the outer-layer clothes respectively, a plurality of catheter leading-out holes and catheter fixing straps are arranged on the inner-layer clothes, and a catheter stretching-out hole is formed in the crotch portion of the outer-layer clothes. A catheter hiding cavity is formed through the stacking design of the inner layer clothes and the outer layer clothes, a catheter is hidden between the inner layer clothes and the outer layer clothes, multi-position fixing is conducted through a catheter fixing belt, a catheter extending-out hole is formed in the crotch part, and a medical pipeline is completely wrapped between the double-layer fabric, so that the situation that limbs of a sick child directly grab the catheter can be avoided, and the medical pipeline cannot be damaged; the double-layer structure forms a physical barrier, so that the frequency of contact between the catheter and the external environment is remarkably reduced, and the risk of detachment of the catheter is reduced.

The utility model discloses a nitrogen gas purging device based on natural gas compressor unit relates to natural gas compressor technical field, including the nitrogen making system, pressure reducing valve, flowmeter, filler box, discharge pipeline that connect gradually, nitrogen making system is used to produce pure nitrogen, pressure reducing valve is used for adjusting pressure, flowmeter is used for real -time display nitrogen flow, and filler box is connected with pressure difference control valve, temperature transmitter and pressure transmitter, and temperature transmitter and pressure transmitter are used for monitoring the cavity pressure of filler box, and pressure difference control valve is used for real -time monitoring the cavity pressure of filler box and the pressure of discharge pipeline, and maintain the pressure of former is higher than the pressure of latter 0.05MPa 0.2MPa, and filler box still is connected with compressor crankcase and compression cylinder. The mode of constant differential pressure control can ensure that the sealing reliability under extreme working condition, and the nitrogen flow control is optimized, and the loss is reduced and the filler life is prolonged, adopts the modular design, simplifies the installation and maintenance process, and is suitable for old unit reconstruction.

The invention provides a continuous production system of 5-(difluoromethoxy)-4-chloromethyl-1-methyl-3-(trifluoromethyl)-1H-pyrazole and a continuous production method of the 5-(difluoromethoxy)-4-chloromethyl-1-methyl-3-(trifluoromethyl)-1H-pyrazole. The continuous production system comprises a continuous cyclization reaction unit, a continuous difluoromethylation reaction unit and a continuous chloromethylation reaction unit. The continuous cyclization reaction unit is used for carrying out continuous cyclization reaction on ethyl trifluoroacetoacetate and a methylhydrazine aqueous solution under the catalysis of a first catalyst; the continuous difluoromethylation reaction unit is used for carrying out continuous difluoromethylation reaction on the cyclization reaction product and monochlorodifluoromethane in a solvent under the catalysis of a second catalyst; and the continuous chloromethylation reaction unit is used for carrying out continuous chloromethylation reaction on the difluoromethylation product, hydrochloric acid and a formaldehyde aqueous solution under the catalysis of a third catalyst to obtain a target product. By adopting the continuous production system, the feasibility of a continuous process can be improved, and the production efficiency and the production safety can be improved.

This application provides a conveyor belt confluence port guide structure, relating to the field of product conveying. It includes a mounting frame, inside which a first conveyor belt and a second conveyor belt are arranged. A rotating groove is formed on the surface of the mounting frame, and a connecting seat is rotatably fitted inside the rotating groove. A rotating shaft is rotatably connected to the upper surface of the mounting frame. This application achieves adjustment of the guide plate angle through the cooperation of a motor, synchronous belt, synchronous pulley, rotating shaft, connecting seat, and guide plate, thereby realizing active guidance and precise control. This ensures smooth product passage during conveying. By controlling the swing angle, it precisely matches product guidance to avoid jamming, improving the stability and reliability of the production line, reducing product defects, and lowering costs. Furthermore, it eliminates the need for manual removal of jammed products, reducing the frequency of operator contact with the conveyor belt, lowering the risk of workplace injuries, and minimizing production downtime caused by manual adjustments.

The invention belongs to the technical field of sample weighing and distribution, aims to solve the problems of long sample circulation process and possible sample contamination when uranium oxide samples are weighed and detected between different floors and different posts, and discloses an intelligent weighing and distributing device and method for uranium oxide samples. The device comprises a feeding area, a code scanning module, a cover opening and closing module, a weighing module, a transfer robot module and a discharging area, according to the method, weighing is carried out according to the set sample weighing amount until the weighing operation is completed according to all the set weighing values, the problem that manual mimeograph transfer sample numbers are wrong for many times is eliminated, meanwhile, paperless office is achieved, and the working efficiency is improved. And paper waste is reduced.

The utility model belongs to the technical field of mixers, and particularly relates to a fruit drink mixer which comprises a first input pipe and a first mixing component, the first input pipe is fixedly communicated with one end of the first mixing component, and an input assembly is arranged in the middle of the first mixing component. A second mixing part is arranged below the first mixing part, a first connecting bent pipe is arranged between the first mixing part and the second mixing part, and the first mixing part and the second mixing part are communicated through the first connecting bent pipe. When the milk mixing device is used, milk is input into the first mixing part through the first input pipe, fruit juice is input into the first mixing part through the input assembly, the milk and the fruit juice are preliminarily mixed in the first mixing part, and mixed liquid is mixed again through the second mixing part and the third mixing part; beverages are mixed in the conveying process, so that the mixing efficiency is improved, and the probability of beverage pollution is reduced.

The utility model discloses a turnover type radioactive source switching device, which comprises a driving device, the output end of the driving device is provided with a containing device for containing a radioactive source, the driving device comprises a power source, the output end of the power source is provided with a rotating device, the containing device is connected with the rotating device, and the rotating device is connected with the containing device. An output device with an opening at one end is arranged on the outer side of the radioactive source, so that the contact frequency of a human body and the radioactive source when the radioactive source is controlled to be switched on and off is reduced, the operation risk is reduced, and the body health of operators is ensured.

This utility model discloses a tofu processing membrane forming machine, including a first conveying mechanism with a horizontal conveying surface and a filter membrane tensioned on the outer side of the conveying surface; forming baffles disposed at both ends of the filter membrane and fixed to the first conveying mechanism; and a second conveying mechanism disposed above the first conveying mechanism. The conveying direction of the second conveying mechanism is adapted to the conveying direction of the first conveying mechanism to press and convey the tofu on the conveying surface of the first conveying mechanism. This forming machine uses the filter membranes on the first and second conveying mechanisms to press and convey the tofu, so as to remove excess water from the tofu and form firm tofu. Compared with conventional tofu forming devices, it can form tofu without forming molds, thus eliminating the demolding process.

The present invention discloses a mechanical sealing device for a petrochemical pump, which relates to the technical field of petrochemical pump sealing, and comprises a mounting barrel, wherein the mounting barrel is threadedly connected to a barrel cover, wherein a first sealing ring is placed on the barrel cover through an annular groove, wherein the barrel cover is slidably connected to a push rack, wherein the inner ring and the outer ring of the push rack are both placed with a second sealing ring through an annular groove, wherein a third sealing ring is placed between the end face of the push rack away from the barrel cover and the housing of the petrochemical pump, wherein a one-way pneumatic syringe is installed on the mounting barrel, wherein a rotating rack is bolted to the side of the pump shaft close to the barrel cover, wherein the rotating rack is in contact with the barrel cover. The present invention uses a one-way pneumatic syringe to stably inject pressure into the mounting barrel, so that the push rack can automatically and progressively seal when the sealing end face of the third sealing ring is worn, so that the third sealing ring is always in close contact between the petrochemical pump and the pump shaft, thereby avoiding sealing failure due to wear of the sealing end face.

The invention discloses an ultra-long-distance submarine cable laying device and method, and relates to the technical field of submarine cable laying, the ultra-long-distance submarine cable laying device comprises a base, the bottom of the base is connected with anchoring supporting legs, the upper part of the base is connected with a submarine cable clamping mechanism used for clamping a submarine cable, and the submarine cable clamping mechanism is connected with a sliding block; the sliding block is slidably connected with a sliding rod parallel to the axis of the submarine cable, the base is assembled and connected with a counter-force frame at the rear end of the sliding rod, the counter-force frame is connected with a hydraulic push rod, the output end of the hydraulic push rod is connected with the submarine cable clamping mechanism, and the submarine cable clamping mechanism is driven by the hydraulic push rod to do linear reciprocating motion along the sliding rod; the submarine cable clamping mechanism is used for clamping the submarine cable in the pushing construction process, and then continuous and uniform axial pushing force is applied to the submarine cable through the hydraulic push rod and forms a forward pulling-backward pushing synergistic effect with land side dragging force; the risks of cable stretching, armored layer offset, insulating layer damage and the like caused by too large dragging force are effectively relieved.

The invention discloses a vulcanization transfer device for passenger car tires, and relates to the technical field of tire manufacturing, comprising a cart and a first placement station and a second placement station; a transport cylinder drives a lifting cylinder and a lifting platform to travel back and forth between the first placement station and the second placement station; and a bearing block for bearing a green tire, which has a bearing surface with an inclination angle of 37 degrees so that the bearing surface always contacts only the shoulder of the green tire and avoids contact with other parts of the green tire; a plurality of finger plates for lifting the side or shoulder of the green tire are arranged on the lifting platform; after the green tire lowering device places the green tire on the bearing block of the first placement station, the lifting cylinder extends out to lift the green tire, the transport cylinder conveys the green tire to the second placement station, the lifting cylinder retracts the green tire and places it on the second placement station, and the cart moves for transportation; the bearing block is used to ensure reliable anti-sticking bearing of the green tire, and multiple cylinders are used to realize automatic loading and unloading, thereby solving the problems of low automation and reliability of existing transportation equipment.

A material layering interactive mixing device of a coating machine comprises a barrel, a cover plate is arranged at the feeding end of the barrel, a barrel cover is arranged at the discharging end of the barrel, a plurality of flow guide plates located at the high position, the middle position and the low position are arranged in the barrel, and the flow guide plates located at the middle position and the low position are fixedly arranged on the inner wall of the barrel. The guide plate located at the high position is connected with a connecting assembly arranged on the inner wall of the barrel, the connecting assembly comprises a shell and a connecting piece, the shell is arranged on the barrel, the connecting piece is rotationally arranged in the shell and connected with the guide plate, and the use angle of the guide plate is allowed to be adjusted through rotation of the connecting piece. The device has the beneficial effects that materials near the feeding port can be conveyed to the discharging port through the flow guide plate, smooth discharging is guaranteed, blocking is prevented, the flow guide plate can be selectively detached according to detaching energy, the contact frequency of the materials and the flow guide plate can be reduced through detaching, and the production efficiency is improved. And meanwhile, the loading capacity of different materials can be adapted by changing the using angle of the flow guide plate.