11results about How to "Avoid large contact" patented technology

The utility model relates to the technical field of volvariella volvacea strain preservation, in particular to an anti-pollution volvariella volvacea strain preservation device which comprises a strain bottle, a sealing gasket is fixedly connected to the outer side of a sealing cover, a positioning ring is fixedly connected to the interior of a filtering pipe, a positioning block is fixedly connected to the outer portion of a sampling pipe, and the positioning ring is fixedly connected to the outer portion of the sampling pipe. And an isolation plug is fixedly connected to the outer part of the sampling tube. According to the anti-pollution volvariella volvacea strain preservation device, the sealing cover is connected with the bottleneck of the strain bottle, and the sampling pipe is inserted into the sealing cover through the positioning block and the isolation plug, so that internal strain liquid is prevented from being in large-area contact with air after the bottle cover is opened, dust and impurities are prevented from easily falling into the bottle to cause pollution, and then the filter pipe is arranged to prevent mycelia from being in direct contact with the sampling pipe; meanwhile, the sampling tube is suspended in the center of the filter tube through the isolation plug and the positioning ring, so that the sampling tube is not in contact with the inner wall of the filter tube in the lifting process, and the sampling tube is further prevented from being in contact with the inner wall of the bottle to cause pollution.

The utility model discloses a batch rectifying tower dosing device of a rectifying tower, which belongs to the technical field of rectifying tower feeding and comprises a rectifying tower body, a storage tank is arranged on one side of the rectifying tower body, and a conveying pipeline is connected between the storage tank and the rectifying tower body. According to the rectifying tower, the thickness of raw materials entering the rectifying tower body is shared through the refining cavity, then the raw materials slowly flow down along the inner wall of the rectifying tower body through the flow dividing pipe, and in the process, the raw materials are separated from the rectifying tower body through the flow dividing pipe, so that the raw materials are separated from the rectifying tower body through the flow dividing pipe. According to the rectifying tower, large-area contact between raw materials and gas-phase or liquid-phase substances can be avoided, the contact time of the raw materials and the liquid-phase substances can be prolonged, the temperature of the raw materials cannot be greatly affected when the raw materials are preheated on the inner wall of the rectifying tower body and make contact with the liquid-phase substances, liquid medicine is evenly distributed, and the liquid medicine cannot be covered in the flowing process.

The invention provides a novel diffraction optical waveguide and a display device, a supporting structure is arranged between a waveguide sheet and a protection sheet, the supporting structure comprises a first supporting structure and a second supporting structure, the first supporting structure and the second supporting structure comprise a plurality of supporting units, and the supporting units abut against each other. The orthographic projections of the plurality of supporting units of the first supporting structure and the second supporting structure on the protection sheet or the waveguide sheet coincide with each other, so that the contact mode of the protection sheet when the protection sheet is pressed can be effectively changed, large-area contact between the waveguide sheet and the protection sheet is avoided, deformation recovery can be facilitated, and the service life of the waveguide sheet is prolonged. The long-time adhesion of the protection sheet and the waveguide sheet is avoided, so that the Newton ring phenomenon is reduced, and the display effect of the existing lens is improved; meanwhile, the abutting heights of the supporting units at different positions are different, and the situation that after the supporting unit with the high height is pressed and damaged, the supporting unit with the high height does not bear other heights, and Newton rings are generated is avoided.

The utility model provides a protection door assembly, a socket and electronic equipment, belongs to the technical field of power sockets, and aims to solve the problem that a protection door is easy to be stuck or even stuck when moving in a protection cover. The protective door comprises a protective cover provided with a placing groove; the protection door is arranged in the placement groove in a sliding manner; wherein the groove bottom wall of the placing groove is provided with a supporting rib, the projection of the supporting rib in the sliding direction of the protection door is in a circular arc shape, and the circular arc top of the supporting rib makes contact with the side, facing the groove bottom wall, of the protection door, so that the protection door and the groove bottom wall are arranged in a spaced mode in the sliding process. The moving smoothness of the protection door in the protection cover can be improved.

The invention provides an interlayer stacked material spreading dehydration device and a multi-station combination method, the interlayer stacked material spreading dehydration device comprises: a frame arranged on one side of a filter cylinder; the cloth pushing and spreading device is mounted on the rack, reciprocates above the filter cylinder along the horizontal direction, and is used for laminating and spreading the filter cloth in the filter cylinder and spraying and unloading materials onto the filter cloth; and the filter cloth distributing and unloading winding device comprises a cloth roller rotatably mounted on the rack and a plurality of cloth guide rollers parallel to the cloth roller, the filter cloth is wound on the cloth roller in a rolling manner, and the filter cloth sequentially bypasses the cloth guide rollers and extends to the front side of the cloth pushing and spreading device along the feeding direction from the upper part of the cloth pushing and spreading device. By means of the arrangement, the dehydration equipment capable of laying materials in an interlayer stacking mode can be compact in layout, the occupied area is reduced, and meanwhile the positioning accuracy between the filter cloth laying and discharging rolling device and the cloth pushing and laying device is guaranteed.

The invention relates to a box type soilless culture method for double-petal lilium saxicola, which comprises the following steps: S1, filling a germination box with a substrate with the thickness of at least 1.5 cm, taking out lily bulbs from a turnover box one by one, orderly arranging and placing the lily bulbs into the germination box, and thoroughly watering; s2, transferring the lilies planted in the box into a rooting refrigeration house, and accelerating germination at the temperature of 8-15 DEG C; s3, transplanting preparation; s4, transplanting the germinated seed balls into a culture medium of a culture box, wherein bud heads are vertically upward; s5, after the germinated seedballs are planted, the daytime temperature is kept at 20-25 DEG C, the night temperature is kept at 15-18 DEG C, the suitable soil temperature is kept at 12-15 DEG C, and the environment humidity is kept at 70-75%; s6, 90-140 days after field planting of the lily bulbs and when buds start to expose color, harvesting is conducted, and cut lily flowers are obtained. According to the box-type cultivation method, the cultivation area is used to the maximum extent, the utilization rate of the substrate can be effectively increased, crop rotation obstacles are effectively avoided, and 2-3 stubbles of lilies can be produced in the same year.

The utility model discloses a novel electric water cup holder and handrail assembly, including cup holder assembly, the opposite sides of cup holder skeleton bottom in cup holder assembly are equipped with the slide, the slide is slidably connected with slide rail, the both ends of slide rail are connected with the handrail skeleton on handrail assembly through front support and rear support, and the cup holder skeleton between both sides slide is equipped with mounting frame, and cup holder motor is connected on cup holder skeleton through mounting frame, and the one end of screw rod of cup holder motor passes mounting frame and is connected with one end of fixed bolster, and the other end of fixed bolster is connected with handrail skeleton. The utility model discloses a kind of electric type horizontal telescopic water cup holder, which is telescopicly connected inside handrail assembly by cup holder motor drive, through the reasonable arrangement of cup holder motor, the mutual cooperation of slide rail and slide, make cup holder assembly have all-round improvement in sliding speed, movement stable and movement noise.

The utility model discloses a bamboo shoot combined packing box set, which belongs to the technical field of packing boxes and comprises a box body, a plurality of rectangular boxes are arranged in the box body, sealing mechanisms are arranged on the upper portions of the rectangular boxes, and supporting plates are fixedly mounted in the rectangular boxes. According to the combined packaging box set for the bamboo shoots, the plurality of rectangular boxes are arranged to package the plurality of packaging bag bodies separately, so that the other packaging bag bodies are prevented from making contact with the outside, the packaging bag bodies are driven by the sliding paper to obliquely move upwards to the openings in the rectangular boxes to be taken out, the rectangular boxes do not need to be completely opened, and the packaging box set is convenient to use. Therefore, the other packaging bag bodies in the rectangular box are prevented from making large-area contact with outside air, operation is convenient, and the problems that due to the fact that an opening of an existing box body is large, the remaining bamboo shoot bags can make contact with the outside air, dust falls, and the box body is difficult to close after being opened and inconvenient to use are solved.

The utility model provides a cover plate assembly in a cabin and a vehicle, and relates to the technical field of vehicles, the cover plate assembly in the cabin comprises a cover plate assembly arranged at an opening of the cabin, and the cover plate assembly is used for shielding parts in the cabin; the cover plate assembly comprises a middle cover plate spliced together, side cover plates arranged on the two sides of the middle cover plate and a storage battery cover plate detachably arranged on the middle cover plate, the side cover plates on the two sides are connected with an automobile body metal plate, and the storage battery cover plate corresponds to a storage battery and is provided with a grating part. The grille portion has an exhaust port communicating with the interior of the nacelle. According to the engine room inner cover plate assembly, in the closing process of the engine room cover, air flow can be rapidly exhausted from the grating part, air resistance in the closing process of the engine room cover can be eliminated and reduced, the closing operation of the engine room cover is easier, the grating part is further beneficial to shielding of the structure of a storage battery, and the storage battery is more convenient to use. And the tidiness and attractiveness of the cabin are further improved.

The utility model relates to the field of packaging boxes, in particular to an anti-corrosion circuit board packaging box. The technical problems that an existing packaging box is generally simple in internal structure, so that some circuit board packaging boxes cannot provide enough protection for circuit boards, particularly, the circuit boards are likely to be affected by external force such as vibration, impact and extrusion in the transportation process, the circuit boards are prone to being damaged, and meanwhile the circuit boards are prone to being damaged are solved. The problems that dust, particulate matter and humidity enter the packaging box to pollute and corrode the circuit board due to the fact that the dustproof performance and the moisture-proof performance of some circuit board packaging boxes are possibly insufficient in the prior art are solved. According to the technical scheme, the anti-corrosion circuit board packaging box comprises a box body, a moisture-proof assembly, a storage inner container assembly and a sealing cover; through the combination of the first-stage moisture-proof clamping plate and the second-stage moisture-proof clamping plate, when a worker packages the circuit board, a moisture-proof interlayer can be filled with moisture-proof particles and sterilization particles in advance, and it is guaranteed that the environment in the storage bin is in a dry state with few microorganisms.