26results about How to "Moderate pressure" patented technology

The utility model is suitable for the technical field of raising machines, and provides a raising machine for processing high-density velvet fabric, which comprises a rack, the fuzzing mechanism and the reprocessing mechanism are arranged on the rack; the reprocessing mechanism comprises a reprocessing box arranged on the rack; the group of electric push rods are arranged on the top side in the retreatment box; the assembling seat is arranged at the telescopic ends of the two electric push rods; the cleaning brush is arranged in the assembling seat; according to the fabric reprocessing device, through cooperative work of the cleaning brush and the cleaning roller, thorough and efficient cleaning of fabric is achieved, impurities on the surface and in the deep layer are effectively removed, meanwhile, the cleaning effect is good, and the fabric reprocessing device has the advantages of being simple in structure, convenient to operate and high in practicability. The fan is matched with the adsorption cover to ensure that fluff and impurities are sucked and recycled in the cleaning process, the cleanliness of the working environment is improved, the health risk is reduced, in addition, the device can accurately adjust the distance between the fluffing roller and the fabric, the fluffing effect is uniform and attractive, and the high-quality production requirement is met.

The invention relates to an accurate die-cutting mechanism of a printing slotting die-cutting machine, which comprises a rubber mat roller for mounting a rubber mat, a template roller for mounting a die-cutting tool and two side wall plates, two ends of the rubber mat roller are respectively and rotationally connected with the two side wall plates, and two ends of the template roller are respectively and rotationally connected with the two side wall plates. The rotating direction of the rubber mat roller is opposite to the rotating direction of the template roller, the rubber mat roller is located above the template roller, a gap for a carton board to pass through is formed between the rubber mat roller and the template roller, and the rotating speed adjusting mechanism is used for adjusting the gap between the rubber mat roller and the template roller. Meanwhile, a rotating speed adjusting mechanism is arranged, the rotating speed of the rubber mat roller is adjusted through the rotating speed adjusting mechanism, the linear speed of the rubber mat roller is made to be the same as that of the template roller, and therefore the die cutting precision of the carton board is guaranteed, it is guaranteed that the size of the carton board after die cutting is accurate, and follow-up folding forming is facilitated.

The utility model discloses a fixing device for processing a high-toughness communication optical cable, which comprises a supporting mechanism and a fixing mechanism arranged at the top of the supporting mechanism, the supporting mechanism comprises a top frame, the fixing mechanism comprises a mounting seat, and the center of the top of the mounting seat is in sliding connection with a limiting rod. The equipment has the advantages of stable clamping and convenient adjustment, and solves the problems that the fixing effect of part of fixing devices on optical cables is not ideal, adjustment cannot be carried out according to optical cables of different specifications, the optical cables which cannot be effectively fixed are prone to displacement or looseness under external environment changes (such as temperature, wind load and vibration), and the optical cables cannot be effectively fixed. In the prior art, faults such as micro-bending loss increase and connection point loosening may be generated, the overall reliability and the service life of an optical cable line are reduced, the whole fixing device may need to be replaced when optical cables of different sizes are replaced or maintained by a fixing device lacking of adjustability, and the engineering cost and complexity are increased.

The present invention relates to the technical field of medical devices, and in particular to a device for skin expansion, comprising a first expander, a liquid storage bottle, an infusion line and a pressure detection assembly; the first expander is suitable for implantation on the lower surface of human skin. The liquid storage bottle is used to store expansion fluid. One end of the infusion line is connected to the liquid storage bottle, and the other end is connected to the interior of the first expander. The pressure detection assembly can be connected to the interior of the first expander to detect the pressure inside the first expander. Each time the expansion fluid is added to the first expander, the pressure inside the first expander is detected by the pressure detection assembly, which is conducive to maintaining a moderate pressure in the first expander, avoiding muscle necrosis caused by compression of the first expander, shortening the period of obtaining "extra" skin, and not introducing bacteria or other impurities into the expansion fluid, reducing surgical risks.

The utility model provides an automatic intelligent adjusting infusion support for an operating bed, and relates to the technical field of infusion supports. A groove is formed in the middle of the upper end of the bearing plate; a circle of threaded groove is formed in the upper end of the bearing plate. Through accurate control of the electric rod, the position of the infusion bag can be adjusted according to the lying height of a patient, appropriate liquid pressure in the infusion process is ensured, too fast or too slow infusion can be avoided, safety and effectiveness of treatment are ensured, the electric rod can rapidly and stably adjust the height of the infusion bag, the height of the infusion bag is closely related to the infusion speed, and the infusion bag is convenient to use. The problems that the height of a hook on an infusion support needs to be automatically adjusted due to different body types or operation positions of patients, and otherwise an infusion bag on the hook is too high or too low and cannot be infused into the bodies of the patients at a proper speed are solved.

The utility model discloses a locking screw and bone fracture plate locking structure, which comprises a screw and a bone fracture plate, the screw comprises a fixing screw and an adjusting screw, the bone fracture plate is symmetrically arranged, the bone fracture plate comprises a first plate body and a second plate body, the center of the surface of the first plate body and the center of the surface of the second plate body are respectively and fixedly provided with a screw joint block, and the screw joint blocks are connected with the first plate body and the second plate body. The screw joint block is of a cuboid structure, a vertical penetrating hole and a transverse penetrating hole are formed in the screw joint block and are perpendicular to each other, an internal thread is arranged in the transverse penetrating hole of the screw joint block in the center of the first plate body, and the internal thread is matched with a thread of the adjusting screw. By screwing the adjusting screw, the first plate body is driven to be close to the second plate body for pressurization, so that the fracture line is closed, and in the treatment process, a doctor can regularly adjust the pressure so as to ensure that the pressure applied to the fracture part is appropriate, and the possibility of compression necrosis of the fracture end caused by overlarge pressure is prevented.

The utility model discloses a modularized temperature control plate pressing mechanism of a new energy battery pack, which comprises a plurality of heat exchange plates which are relatively independently mounted on a mounting frame in a sliding manner, and a downward pressing driving part is arranged above the heat exchange plates; and a downward pressing transmission assembly capable of simultaneously pushing the plurality of heat exchange plates to synchronously press downwards is arranged between the downward pressing driving part and the heat exchange plates. According to the device, the whole heat exchange plate is divided into small blocks to be arranged above the battery pack, and the downward pressing driving part and the downward pressing transmission assembly simultaneously drive the multiple heat exchange plates to be tightly attached to the surface of the battery module or the surface of the battery pack; on one hand, the problem that the heat exchange efficiency is reduced due to the fact that the whole heat exchange plate is not tightly attached to the surface of the battery pack and a gap exists can be solved, and on the other hand, when the battery pack needs to be inserted, pulled and replaced, the driving part is pressed downwards to relieve the pressing force, and the battery pack is convenient to replace.

The invention relates to the technical field of machining platforms, in particular to a machining platform for a tubular pile end plate and a machining method thereof.The machining platform comprises a machining table and a flange plate, a mounting frame is fixedly connected to the upper surface of the machining table, and a chip collecting groove is formed in the surface of the machining table; and the polishing structure comprises a first electric push rod, two polishing rods, a first belt wheel, a second belt wheel and a synchronous belt, wherein the first electric push rod is fixedly mounted on the upper surface of the mounting frame, the two polishing rods are used for polishing the flange plate, and the first belt wheel and the second belt wheel are used for driving the polishing rods to rotate. According to the flange plate polishing platform, by arranging the polishing structure, when the flange plate is polished, the two polishing rods can abut against the inner arc face and the outer arc face of the flange plate correspondingly, so that the inner arc face and the outer arc face of the flange plate can be polished at the same time, and the polishing efficiency and practicability of the polishing platform are greatly improved.

The utility model provides a kind of self-cleaning transformer, it is related to transformer technical field, including transformer body, the outside of transformer body is detachably connected with protective box, the inner wall of protective box is fixedly installed with fixed frame one, the inside fixed mounting of fixed frame one is electric push rod no. No. Electric push rod is fixedly installed with mounting cylinder in the output end, the inside of mounting cylinder is sleeved with mounting plate, cooperation between brush plate, motor no. When a group of filter plate is filtered and used, another group of filter plate will move to the position of fixed frame one, the rotation of connecting plate can be controlled by motor no. At this time, electric push rod no. Brush plate rotation can clean the outer surface of filter plate, realize the self-cleaning function of transformer body to internal heat dissipation component, conducive to the stable operation of protecting transformer body.

The utility model relates to the technical field of medical supplies and instruments, and discloses a novel tracheal catheter tying belt which comprises a tracheostomy cannula body, a throat pipe is fixedly assembled on the outer wall of the tracheostomy cannula body, clamping grooves are formed in the outer walls of the two sides of the tracheostomy cannula body, a catheter body is installed on the inner walls of the clamping grooves, and the catheter body is connected with the tracheostomy cannula body. An adjusting assembly is arranged on the outer wall of the guide pipe body, and a pipe filling assembly is arranged at the bottom of the guide pipe body. According to the tying belt of the novel tracheal catheter, the tube filling piston is mounted at the bottom of the tube filling main body, and the top of the tube filling main body is communicated with the inner wall of the catheter main body, so that the tube filling piston has toughness and softness due to the material characteristic of the tube filling piston, and the tube filling piston can fill the inner wall of the tube filling main body; a patient can conveniently conduct tube filling work at any time, the device has flexibility and convenience and is convenient to take and use at any time, meanwhile, due to the arrangement of a limiting ball, the device is not prone to falling off, and the problem that a catheter is inconvenient to conduct in the later period of the patient is solved.

The utility model discloses a hydraulic system of a twin-dragging six-degree-of-freedom platform, which belongs to the technical field of hydraulic systems and comprises a base. An oil tank, a hydraulic oil pump assembly, a pressure adjusting device, an electric adjusting valve, a circulating pump, a filtering device, a temperature adjusting assembly and an oil conveying pipeline are arranged on the base. The hydraulic oil pump assembly supplies hydraulic oil to the six-degree-of-freedom platform through the oil tank, the hydraulic oil pump assembly, the pressure adjusting device, the filtering device and the electric adjusting valve through the oil conveying pipeline, and the circulating pump enables the hydraulic oil in the six-degree-of-freedom platform to sequentially pass through the circulating pump and the temperature adjusting assembly to return into the oil tank through the oil conveying pipeline. The hydraulic system of the twin-trawling six-degree-of-freedom platform can effectively solve the problems that in the prior art, an oil supply device of the twin-trawling six-degree-of-freedom platform is large in occupied area, long in oil conveying pipeline, inconvenient to maintain and the like.

The invention discloses a thigh root intelligent adjusting distraction device capable of adapting to different crowds, which comprises a supporting mechanism, leg distraction mechanisms are fixedly connected to the left and right sides of the top of the supporting mechanism, and a perineum distraction mechanism is fixedly connected to the opposite sides of the two leg distraction mechanisms; the leg opening mechanism comprises a seat body, the rear side of the seat body is fixedly connected with a mounting frame, the inner wall of the seat body is rotatably connected with a first rotating arm, the top of the seat body is fixedly connected with a first self-locking motor, and an output shaft of the first self-locking motor is fixedly connected with the first rotating arm. The leg distraction device has the advantage of being high in applicability, and the problems that in the process that an existing distraction device distraction legs of a patient, only a limited angle adjusting function can be provided, and dynamic adjustment cannot be conducted according to actual conditions of the patient are solved.

The application provides a paper pressing elastic structure and a paper shredder. The paper pressing elastic structure comprises a first seat, a second seat, a first elastic member and a second elastic member. The top end of the first seat is configured to be close to a cover plate; the top end of the second seat is located in the first seat and is configured to be movable upward relative to the first seat; the top end of the first elastic member is configured to be close to or contact the cover plate, and the bottom end of the first elastic member is arranged on the top end of the second seat and is limited in the horizontal direction by the first seat; the top end of the second elastic member abuts against the bottom end of the second seat, and the bottom end of the second elastic member is configured to be arranged on a paper pressing plate of the paper shredder; and the stiffness coefficient of the first elastic member is smaller than the stiffness coefficient of the second elastic member. By reducing the stiffness coefficient of the first elastic member at the upper level, the first elastic member can provide a larger stroke amount compared with the second elastic member under the same pressure, so that the pressure on the bottom layer of paper can be reduced in the case of multiple papers, and the friction between the papers when the rollers are rubbing the papers can be reduced, thereby facilitating the rollers to rub the papers.

The utility model relates to a scraper device of a plate heat exchanger with a heat exchange plate with an uneven surface. The scraper blade comprises a plurality of scraper blade units, each scraper unit is provided with a frame formed by connecting a plurality of vertical beams and a plurality of cross beams; the same side of each vertical beam is connected with a pair of curved-surface scraping plates, one curved-surface scraping plate is provided with a bending part which is bent forwards, and the other curved-surface scraping plate is provided with a bending part which is bent backwards; the curved-surface scraping plate is an elastic thin steel plate; the scraper units are arranged in parallel at equal intervals and connected with one ends of the control rods. And the other ends of the plurality of control rods are connected with a cross rod and are connected with a driving rod through the cross rod. In the using process, the heat exchange surfaces of the heat exchange plates are well attached, pressure is moderate, the heat exchange plates can be suitable for the heat exchange surfaces with different flatness, and universality is high; and the possibility of being clamped when the heat exchange plates move is avoided, and the friction resistance is small.

The utility model discloses a temperature control assembly of a battery-replaceable new energy vehicle, which comprises a plurality of heat exchange plates arranged above a battery unit in a lifting and sliding manner, the plurality of heat exchange plates are arranged in two rows, and a main pipeline is arranged between the two rows of heat exchange plates; the plurality of heat exchange plates, the main pipeline and a pump body fixedly mounted on a vehicle body form a loop; and a downward pressing mechanism for driving the heat exchange plates to descend is arranged above each row of heat exchange plates. According to the device, the whole heat exchange plate is divided into a plurality of independent heat exchange plates, and the position layout of the plurality of heat exchange plates is adjusted, so that the pressing mechanism can conveniently drive the plurality of heat exchange plates to press downwards at the same time and keep close fit with the battery pack, the heat exchange efficiency is enhanced, the service life is ensured, the layout is more reasonable, and the occupied space is small.

The utility model relates to the technical field of road accumulated snow sweeping, in particular to road sweeping equipment which can effectively prevent accumulated snow from being frozen in intervals of each row of bristles, prevent the bristles from being frozen, improve the flexibility of the bristles and avoid affecting sweeping of the accumulated snow. Comprising a rolling brush outer cover, a connecting frame is fixedly arranged at the top of the rolling brush outer cover, a motor is fixedly installed at the front end of the rolling brush outer cover, a snow removing rolling brush is rotatably installed on the rolling brush outer cover, multiple rows of annularly-densely-distributed bristles are arranged on the snow removing rolling brush side by side, the output end of the motor is fixedly connected with the front end of the snow removing rolling brush, and moving wheels are fixedly installed at the bottom ends of two sets of connecting plates. The transmission shaft is rotationally installed on the upper side in the rolling brush outer cover, a plurality of rows of annularly-distributed picking pieces are arranged on the outer wall of the transmission shaft at equal intervals, each row of picking pieces are located between the intervals of each row of bristles on the snow removing rolling brush, belt wheels are fixedly arranged at the rear end of the snow removing rolling brush and the rear end of the transmission shaft in a sleeving mode, and transmission belts are arranged on the two sets of belt wheels in a sleeving mode.

The invention discloses an anti-falling drainage device for thoracic surgery nursing, and particularly relates to the technical field of medical nursing instruments.The device comprises a loading table and a silica gel protection plate, and the silica gel protection plate is used for being attached to the chest wall of a patient. A detachable drainage bottle is arranged at the top of the loading table, and the drainage bottle and the loading table are communicated through an infusion tube assembly capable of being rapidly clamped. An adjustable fixed clamping plate is arranged outside the loading table and is used for stably fixing the drainage bottle; and a rotatable and lifting-adjustable storage hook is further arranged, so that hanging and placing are facilitated. The silica gel protection plate is provided with the elastic bandage and the hook-and-loop fastener and used for being fixed to the body of a patient comfortably and reliably. Particularly, a rotary clamping assembly composed of a containing clamping block, a round wheel block, an oval block and the like is designed at the connecting position of the infusion tube and the silica gel protection plate, the rotary clamping assembly is matched with a special clamping groove structure on an infusion tube connector, rapid and firm inserting and pulling connection is achieved, and the connecting position is effectively prevented from loosening caused by movement of a patient. The drainage device is reasonable in structural design, and safety in the drainage process and comfort of a patient are improved.

The utility model provides a putty scraping plate device, including support device, contain mounting seat, floating seat and elastic device, wherein floating seat is set on mounting seat with floating, and floating seat has non -working position and working position, scraping plate subassembly, including the scraping plate support of pivotable set on floating seat and scraping plate, and the pivot of scraping plate support is perpendicular with preset direction, makes scraping plate can swing before and after relative to support device, limiting device, set up between support device and scraping plate subassembly, limiting device has the non -limiting state of limiting scraping plate subassembly swing and makes scraping plate subassembly free rotation's non -limiting state, under the condition that floating seat is located in non -working position, limiting device is in the limiting state, under the condition that floating seat is located in working position, limiting device is in the non -limiting state. The technical scheme of the utility model can effectively solve the problem of poor uniformity of putty layer coated by the putty scraping plate device in the prior art.

This application provides a high-hydrogen-storage-capacity AB2-type hydrogen storage alloy that can be activated at room temperature, its preparation method, and its application. The chemical composition of the AB2-type hydrogen storage alloy is Ti. a Zr 1‑a Mn b Cr c Fe d RE f Wherein, 0.70≤a≤0.90, 0.7≤b≤1.3, 0.7≤c≤1.0, 0<d≤0.3, 1.7≤b+c+d<2.0, 0<f≤0.3; RE represents a combination of two or more rare earth elements. This application, through the synergistic addition of at least two rare earth elements and precise control of the content of each element in the alloy, achieves high hydrogen storage capacity while realizing rapid activation at room temperature, exhibiting moderate hydrogen absorption / desorption plateau pressure and excellent cycle stability. The preparation method provided in this application is simple and easy to industrialize. The hydrogen storage alloy provided in this application can be widely used in hydrogen energy storage, transportation, and utilization, and has broad market application prospects.

The utility model provides a urine-leakage-proof urine receiving device, which relates to the field of medical instruments, aims to solve the problem that the existing urine receiving device can be fixed too tightly or too loosely after being mounted on a patient, and comprises a mounting ring, a urine funnel is connected to one side surface of the mounting ring, a urine receiving pipe is arranged on one side surface of the urine funnel, and an anti-backflow urine receiving bag is arranged at the bottom of the urine funnel. According to the utility model, the installation ring has the advantage of simple fixation, can be tightly fixed on the penis of a patient, is suitable in pressure, is not easy to cause pressure injury related to medical equipment, reduces the urine leakage opportunity, is connected with an anti-backflow urine bag through the urine receiving pipe, and is convenient to use. Furthermore, the urine is prevented from flowing back to soak the skin or wet the bedding due to the change of the lying position, the replacement frequency is reduced, and the accompanying workload is reduced.

The utility model provides a flexographic printing machine anilox roller transmission mechanism which is characterized by comprising a working frame, a double-shaft motor is installed at the bottom of the working frame, the output ends of the left side and the right side of the double-shaft motor are respectively connected with a second rotating rod, each second rotating rod is connected with a driving gear, and the driving gear is connected with the working frame. Each driving gear is connected with a transmission module; by arranging the transmission unit, under the driving of the double-shaft motor, all the components can finally drive the traction plate to move up and down on the threaded rod, then the moving plate and the anilox roller are driven to move up and down, the distance of the anilox roller in the vertical direction is adjusted, and then the transverse distance of the anilox roller is adjusted through driving of the telescopic air cylinder. The linkage of all the parts generally realizes the vertical and transverse adjustment of the anilox roller.

The present invention relates to a cervical ultrasound imaging device, comprising: a first track, the first track is set according to the circumferential contour of the neck; a second base, the second base is slidably connected to the first track, and the second base moves circumferentially relative to the neck along the first track; the second base is provided with a second track, and the second track is extended along the radial direction of the first track; a probe moving mechanism, the probe moving mechanism is slidably connected to the second track, and the probe moving mechanism moves radially relative to the neck along the second track. The present invention has a simple structure and occupies a small space; it solves the problem of transposition of the left and right carotid arteries, and uses a bracket to fix the chin, which can ensure that the position of the detection object is stable during the scanning process. The linear guide rail cooperates with the spring to ensure that the pressure during the scanning process is appropriate, and the probe is in close contact with the skin without excessive pressure.

This utility model relates to a rope embroidery presser foot mechanism, belonging to the technical field of rope embroidery machines. It includes a presser foot mechanism with a needle reciprocating drive shaft at its upper end and a presser foot reciprocating drive rod on its side. A connecting drive plate II is provided between the presser foot reciprocating drive rod and the presser foot mechanism, and a presser foot connecting block is provided between the connecting drive plate II and the presser foot mechanism. The presser foot mechanism includes a connecting shaft that is inserted and fixedly connected to the needle reciprocating drive shaft. A presser foot guide block is provided on the connecting shaft and slidably sleeved with it. An embroidery needle is provided at the lower end of the connecting shaft. A rope embroidery presser foot is provided between the periphery of the embroidery needle and the presser foot guide block, and is connected and fixedly fixed to the presser foot guide block with a screw. By combining active drive and spring floating, the limitations of traditional presser feet in handling thick rope threads are solved. Precise and active control of the presser foot movement is achieved, thereby significantly improving the quality and production efficiency of rope embroidery products.

The present application relates to the field of audio and video cables, and discloses an audio and video cable with a physical foaming core wire diameter less than 1.8 mm and a preparation process thereof, wherein the preparation process is as follows: S1, conductor preheating; S2, insulation extrusion: HDPE, LDPE and nucleating agent are mixed uniformly in a mass ratio of (1.0-1.5):(3-4):0.08, heated to melt and introduced with 2.5-3.5 MPa nitrogen; the conductor core head is passed through an extrusion die with an outer die outlet aperture 0.15-0.35 mm smaller than the actual core wire diameter, an inner die outlet aperture 0.1-0.3 mm larger than the conductor diameter, and an outer die gallery length of 1.0-1.8 mm; the insulating layer rubber is extruded and foamed through the outer die outlet to obtain a semi-finished core wire; S3, the semi-finished core wire is cooled; S4, the cooled core wire is pulled and shaped to obtain an audio and video cable with a core wire diameter less than 1.8 mm. The present application improves the process so that physical foaming can also produce core wires with thinner insulation layers.

The utility model discloses a kind of tread rubber hot-pressing devices for tire processing, it is related to tire processing technical field.Processing technology field includes belt conveyor, the upper surface middle part of belt conveyor is close to the installation frame between front and back sidewall, the upper surface of installation frame is fixedly installed with lifting mechanism, the lower surface of lifting mechanism is fixedly installed with pressure sensor in rectangle, and pressure sensor and control mechanism electric connection, control mechanism is installed in installation frame front side, the lower surface between pressure sensor is fixedly installed with rectangular box, air distribution mechanism is set between the front and back sidewall of rectangular box, and the front and back of rectangular box are evenly provided with press wheel on air distribution mechanism.The utility model increases press wheel pressure monitoring function, can intuitively press wheel pressure is viewed, ensure that press wheel pressure is moderate, improve hot-pressing quality, and can adjust the temperature of press wheel, so that hot-pressing temperature satisfies hot-pressing demand, increase the purification function to offensive odor, use more environmental protection.

The application discloses a method, a system and a pretreatment method for improving the purity of silicon tetrafluoride, and belongs to the technical field of silicon tetrafluoride purification. The method comprises the following steps: S1, continuously feeding a complexing agent and crude silicon tetrafluoride gas into a complexing tower, so that the crude silicon tetrafluoride gas is subjected to a complexing reaction with the complexing agent to generate a complexing liquid, and impurity gas not participating in the complexing reaction is discharged; the complexing reaction between the complexing agent and the silicon tetrafluoride gas is reversible; S2, the complexing liquid generated in the step S1 is subjected to low-temperature heating decomposition to remove HF impurities in the reactants; S3, the complexing liquid generated in the step S2 is subjected to medium-temperature heating decomposition to remove BF3 impurities in the reactants; S4, the complexing liquid generated in the step S3 is subjected to high-temperature heating decomposition to obtain silicon tetrafluoride purified gas; wherein the temperature of the low-temperature heating decomposition in the step S2 is less than the temperature of the medium-temperature heating decomposition in the step S3, and the temperature of the medium-temperature heating decomposition is less than the temperature of the high-temperature heating decomposition in the step S4. The scheme can realize the purification treatment of the silicon tetrafluoride, and can realize the recycling of the complexing agent.