19results about How to "Control depth" patented technology

The utility model relates to a hollow plate hot mark pressing device which is suitable for the field of hollow plate processing. The device comprises a support, two hot-pressing rollers rotating relatively are arranged on the support, a plurality of protruding annular hot-pressing teeth are evenly distributed on the hot-pressing rollers in the radial direction, a hot-pressing mark channel is formed, a motor drives a chain to conduct transmission, continuous machining of the hollow plate is achieved, and efficiency is improved. The hot-pressing roller is hollow to form a heat-conducting oil cavity, the hollow rotating shaft serves as an oil inlet and outlet channel, heat-conducting oil is circularly heated under the action of the conveying pump, the temperature is maintained at 180-220 DEG C, and it is ensured that the indentation quality is stable. A protective shell is arranged at the top of the device, and a feeding port and a discharging port are provided with height-adjustable L-shaped pressing plates, so that the device is suitable for plates with different thicknesses. According to the device, by optimizing the structural design, efficient and accurate hot-pressing mark machining is achieved, the machining quality of the hollow plate is remarkably improved, the service life of the hollow plate is remarkably prolonged, the production cost is reduced, and good market application prospects are achieved.

The utility model belongs to environmental monitoring technical field especially relates to a sampling device for environmental wastewater monitoring, including sampling bucket, the sampling bucket bottom is equipped with the sampling port, is equipped with the anti -blocking mechanism in the sampling port, the sampling bucket upper end fixed mounting has the mount one, is equipped with locking mechanism in the mount. This sampling device for environmental wastewater monitoring, the design of anti -blocking mechanism, utilize fan blade, pivot, scraper, guide slot, sliding block, center pin and so on many components cooperation, effectively clean the filter plate surface and filter hole impurity, promote the anti -blocking performance, guarantee the continuity and high efficiency of sampling, sampling and locking mechanism cooperation uses, with the help of the buoyancy of the float ball to drive the rope, utilize piston disc reset to extract water sample, convenient operation, in addition, can also pass through the adjustment rope length, accurate control sampling depth, satisfy different monitoring demand.

The utility model relates to a water conservancy monitoring device for a water conservancy project, and relates to the field of water conservancy monitoring devices. The device comprises a floating seat, an equipment seat is installed on the upper end face of the floating seat, the equipment seat is fixedly connected with the floating seat, a load bearing ring is further fixedly installed on the lower end face of the floating seat, an equipment box is fixedly installed on the upper end face of the equipment seat, and a detection platform is horizontally arranged on the upper end face of the equipment box. A monitoring box and a shooting assembly are fixedly installed on the upper end face of the detection platform, and a vertical pipe base is further fixedly installed at the center of the upper end face of the detection platform. Through the arrangement of the load bearing ring and the reasonable design of the structure of the floating seat, the device has good stability on the water surface, can resist the influence of water flow fluctuation and stormy waves, reduces the risks of shaking and toppling, and guarantees the accuracy of monitoring data. The winding assembly can conveniently control the depth of the water quality detector, so that the water quality at different depths can be conveniently detected.

The present application belongs to the technical field of CHDM preparation process, and discloses a catalyst multi-bed steady-state grading loading method in a two-stage hydrogenation process in CHDM preparation process. A plurality of layers of catalyst multi-bed are arranged in the reactor in the two-stage hydrogenation process; the temperature at the catalyst bed in the reactor in the first-stage hydrogenation process is set to 135-170 DEG C, the temperature at the catalyst bed in the reactor in the second-stage hydrogenation process is set to 200-210 DEG C, and the number of layers of catalyst bed in the reactor in the first-stage hydrogenation process is more than that in the reactor in the second-stage hydrogenation process by one layer. The present application has the advantages of improving production efficiency, reducing production cost, ensuring the safety of operating personnel, improving catalyst utilization, optimizing reactor operation efficiency, etc. The present application has good practicability and popularization value.

The utility model discloses a kind of assembled sports field natural lawn repairing devices, belong to lawn repairing technical field.The device includes support, rotationally arranged rotating rod on support, the one end of rotating rod is provided with the drive element of driving its rotation, the other end is threadedly connected with soil taking cylinder, soil taking cylinder is equipped with pressing plate, rotating rod is equipped with with the press part of fixed connection of pressing plate outside sleeve.Set, rotating rod rotationally sets in sleeve.The utility model's advantage is in at:through drive element rotation of rotating rod is driven so that soil taking cylinder is displaced under the action of thread, to be taken out in lawn and soil block in depth, this step compared with the foot of prior art in soil taking can effectively control depth, so that soil taking is more accurate.Pressing plate also can be moved by press part, so that the soil taken is pushed out, by setting in soil taking cylinder simultaneously, convenient and fast to use.

The utility model provides a bone grafting guide device visible under an endoscope, which comprises a bone grafting funnel, a hollow rod fixedly connected to the lower end of the bone grafting funnel and a bone grafting bar inserted into the hollow rod in a matched manner, and a handle is arranged at the upper end of the bone grafting bar; the hollow rod is a transparent hollow rod; a through hole communicated with the hollow rod is formed in the bottom wall of the bone grafting funnel, a cover plate capable of being opened and closed is arranged at the upper end of the through hole, and scale marks are arranged on the inner wall of the bone grafting funnel. The condition in the hollow rod can be conveniently observed under an endoscope, so that a doctor can conveniently observe the bone grafting process and the depth and the position of aggregate, and the doctor can better control the movement of the aggregate and the depth of a bone grafting bar; according to the bone grafting device, the aggregate dosage can be visually checked, recording is convenient, the aggregate does not need to be metered in other containers in advance, the problem that the aggregate is attached to the inner walls of other measuring tools and materials are not used accurately is effectively solved, other measuring tools do not need to be additionally cleaned, the operation cost is saved, and meanwhile the bone grafting efficiency is improved.

The utility model discloses a kind of adhesive tapes of fixed internal fistula needle, including adhesive layer, still including partition layer, metal strip, outer protective layer;The adhesive layer, partition layer, metal strip, outer protective layer are sequentially bonded and connected from bottom to top;Two metal strips are set, two metal strips are collinear, and the distance between two metal strips, i.e. the length K of pipe wrapping area satisfies: πD / 2 The utility model can raise pipe by two metal strips, and the pipe can be accurately raised by the standard of pinching to skin below, so that the pipe is flush with internal fistula needle needle head, and the depth, direction of internal fistula needle is controlled.

The utility model discloses a kind of flexible processing platform suitable for different thickness paperboard, including paperboard processing platform, the paperboard processing platform is by belt conveyor and the base of supporting belt conveyor, vertical fixed rack is in the top middle position of paperboard processing platform, vertical electric telescopic rod is installed in the top middle part of the rack, the bottom fixed mounting of electric telescopic rod has paperboard indentation mechanism;The utility model is transported by belt conveyor on paperboard processing platform, rotates by motor on paperboard indentation mechanism driven transmission rod, and then drive transmission rod on pressure roller rotates to carry out indentation to paperboard, by moving pressure roller adjusting fork, pressure roller can be moved on transmission rod, so as to adjust the position of indentation according to actual production situation, after moving pressure roller adjusting fork, locking screw needs to be tightened, the position of pressure roller adjusting fork is fixed.

The present application relates to the field of organic matter cracking, and discloses a method for cracking organic matter in a cracking furnace tube, which comprises the following steps: (1) feeding fluid into the cracking furnace tube; (2) causing short circuit of the cracking furnace tube to generate a short circuit current, so that the fluid is heated by the heat generated by the short circuit current and cracked; wherein the cracking furnace tube is conductive. The method uses the heat generated by the short circuit current to heat the fluid in the cracking furnace tube, and controls the temperature of the tube wall of the cracking furnace tube through voltage and current, so that the depth of the fluid cracking reaction can be controlled.

The present application relates to the field of organic matter cracking, and discloses a cracking furnace and an organic matter cracking method, the cracking furnace comprising: a furnace tube, the furnace tube comprising MoSi2; and an electrode connected to the outer wall of the furnace tube.The cracking furnace can generate a short-circuit current by using the electrode, so as to heat the fluid flowing into the furnace tube, and the depth of the fluid cracking reaction can be controlled by controlling the tube wall temperature of the cracking furnace tube by using the voltage and the current.

This disclosure provides a three-dimensional memory and a method for manufacturing the same. The method includes: sequentially forming a first semiconductor layer and a stacked structure on a substrate; forming a first via through the stacked structure and the first semiconductor layer, with its bottom remaining within the substrate; performing a first oxidation process on the first semiconductor layer exposed by the sidewalls of the first via to form a first oxide layer; wherein, along the radial direction of the first via, the first oxide layer protrudes toward the axis of the first via; filling the first via with the first oxide layer to form a functional layer; filling the first via with the functional layer to form a channel layer; wherein the channel layer and the first oxide layer are separated by the functional layer, and the bottom of the channel layer is located above the first semiconductor layer; and removing the substrate, the first oxide layer, and a portion of the functional layer to expose the bottom of the channel layer.

This utility model discloses a planting device for transplanting camellia seedlings, belonging to the field of seedling transplanting. It includes a transplanting cover with a groove on its upper surface. A digging mechanism is inserted into the groove, and multiple digging mechanisms are arranged in a circular array. Each digging mechanism includes a telescopic plate, the outer surface of which is inserted into the groove. A rotating component A is fixedly connected to one side of the bottom of the telescopic plate, and a shovel plate is fixedly connected to one end of the rotating component A. An adjustment mechanism is fixedly connected to the other side of the bottom of the telescopic plate. Through the coordinated use of these devices, when transplanting camellia seedlings, the telescopic plate and shovel plate in the digging mechanism are directly inserted into the soil. After insertion, the shovel plate is folded so that it is perpendicular to the telescopic plate, facilitating the removal of soil from the bottom of the camellia seedling, reducing damage to the roots and stems, and avoiding affecting the growth of the seedling.

The utility model relates to a multi-hardness sputum suction tube assembly. The multi-hardness sputum suction tube assembly comprises a tube body, the sputum suction catheter comprises a hard catheter and a soft catheter, the hard catheter and the soft catheter are of the same structure and each comprise a catheter body, one end of each catheter body is arranged to be a catheter far end, the other end of each catheter body is arranged to be a catheter near end, a passivation part is formed at the catheter far end, sputum suction holes are formed in the peripheral face of the catheter near end, and the sputum suction catheter further comprises length scale marks; one end of the connector is connected with the near end of the catheter in an inserted mode and is arranged to be a connecting end, the other end of the connector is arranged to be a fixed end, and anti-skid lines are arranged on the peripheral face of the connector; one end of the sputum suction tube connector is fixedly connected to the fixed end of the connector; according to the multi-hardness sputum suction tube assembly, a hard catheter and a soft catheter are provided, a doctor can flexibly select an appropriate catheter to conduct sputum suction operation according to the specific conditions and treatment requirements of a patient, and therefore the safety and effectiveness of treatment are improved.

The present application relates to a kind of full-automatic wall slotter, including body, first lifting drive, slotting assembly and translation component, first lifting drive is installed on the body, the lifting end of first lifting drive is installed with slotting assembly and translation component, and drive slotting assembly and translation component move up and down, the drive end of translation component is used to drive slotting assembly left and right movement.The present application realizes two-stage track linkage climbing, greatly prolongs the length of slotting, and its slotting efficiency is high, slotting quality is good, while reducing the body volume, reduce weight, facilitate handling and operation.

The utility model relates to the technical field of wire harness processing, and particularly discloses an outer skin rotary cutting device for a high-voltage wire harness, which comprises a fixed bottom plate, a mounting frame is fixedly connected to the upper surface of the fixed bottom plate, a servo motor is mounted on the surface of the mounting frame in an embedded manner, and a rotary positioning plate is arranged on the surface of the mounting frame. A guide supporting column is arranged on the rear surface of the rotary positioning plate. According to the outer skin rotary cutting device for the high-voltage wire harness, the sliding table air cylinder drives the rotatable circular knife and the attaching rolling wheel to position products, the pressure regulating valve regulates air pressure to control the clamping force of the positioning air cylinder, the outer skin rotary cutting device can adapt to different products only by replacing the positioning block, and different air pressures are used for positioning and rotary cutting for the different products; the depth of a cutter relative to a customer product during rotary cutting can be effectively controlled, damage of a circular cutter to a woven net is effectively reduced through controllable cutting, and meanwhile the uniformity and stability of aluminum foil cutting are greatly improved.

This utility model relates to the field of water conservancy engineering and provides a mechanical ditch-digging device for water conservancy engineering. The device includes a mobile frame and a support box, which is fixedly installed on one side of the mobile frame. The two sides of the inner wall of the support box are provided with bidirectional threaded rods through bearings. In use, the external power switch of the bidirectional motor is turned on, thereby adjusting the ditch-digging depth of multiple digging plates. When digging, by turning on the external power switch of the drive motor, the mounting rod supports the drive motor, thereby driving the output shaft of the drive motor to rotate the rotating rod, which in turn causes multiple digging plates to rotate. The cutting edges on the rotating multiple digging plates turn over the soil surface to dig the ditch. The push plate is in close contact with the ground. When the mobile frame moves, it drives the push plate to move, pushing away the gravel on the ground to prevent damage to the cutting edges of the multiple digging plates. Thus, when using the device, the gravel on the ground is handled to prevent damage to the device.

The utility model relates to a marine surveying and mapping sonar take-up and pay-off device which comprises a fixed base, and a sonar pull wire take-up mechanism, a guide length measuring mechanism and an extrusion dehumidification mechanism are installed on the fixed base. The guiding length measuring mechanism comprises a supporting vertical plate, a rear guiding frame is arranged on the supporting vertical plate, a supporting flat plate is arranged on the front side of the rear guiding frame, a front guiding frame is arranged on the front side of the supporting flat plate, two rear guiding rollers are installed in the rear guiding frame through rotating shafts, and two extrusion length measuring rolling wheels are installed on the supporting flat plate through rotating shafts. A rotating shaft of one extrusion length measuring roller is connected with a counter, and two front guide rollers are mounted in the front guide frame through rotating shafts; the extrusion dehumidification mechanism comprises a guide plate, a guide hole is formed in the guide plate, extrusion air cylinders are installed on the two sides of the bottom of the guide plate, and dehumidification sponge blocks are installed at the ends of piston rods of the extrusion air cylinders. According to the device, the lowering depth of the sonar device can be better controlled, moisture carried by a sonar traction rope can be removed in the recovery process, and the influence on other parts is reduced.

The root irrigation device for tobacco seedling topdressing comprises a water tank, a water pump, an electric push rod and a rod body internally provided with a hollow cavity, the water tank is connected with the hollow cavity through the water pump, the rod body is arranged downwards in an inclined mode, and the electric push rod drives the rod body to move; a tip is arranged at the top end of the rod body, and a water outlet communicated with the hollow cavity is formed in the rod body. When encountering tobacco seedlings, the tip end of a rod body can be inserted into soil, a water pump can pump a solution in a water tank into a hollow cavity of the rod body, the solution flows out of a water outlet hole and flows to the roots of the tobacco seedlings, root irrigation is achieved, the structure is simple, implementation is convenient, the labor cost is reduced, and the tobacco seedling topdressing device is suitable for popularization and application. Meanwhile, the insertion depth of the rod body can be effectively controlled, so that the root irrigation depth is controlled, and the root irrigation effect is effectively controlled.

The electric vehicle motor end cover comprises a cover body, a plurality of first polygonal grooves are distributed in the inner end face of the cover body, a plurality of second polygonal grooves are distributed in the inner ring face of the cover body, all the first polygonal grooves are adjacently distributed in the inner end face of the cover body, and the second polygonal grooves are distributed in the inner ring face of the cover body. All the second polygonal grooves are adjacent in pairs to form an annular groove set, the annular groove set is arranged close to the inner end face of the cover body, the arrangement of the first polygonal grooves and the second polygonal grooves enables the inner side face of the cover body to form a honeycomb structure, and the first polygonal grooves and the second polygonal grooves are both hexagonal grooves. The groove depth H of the first polygonal groove and the groove depth H of the second polygonal groove are both 25%-35% of the nominal wall thickness of the cover body. The first polygonal groove and the second polygonal groove are formed in the cover body, so that a hexagonal honeycomb structure is formed, the surface area of an inner cavity of the motor is increased, the heat dissipation efficiency of the motor is improved, the output power value of the motor is further improved, and the power density of the motor is improved.