59results about How to "Solve the difficulty of handling" patented technology

The invention provides a micro-droplet sensing device and a method using the same to measure refractivity. A single mode fiber forms a taper area through tapering, two ends of the single mode fiber are connected with a wide-spectrum light source and a spectrograph respectively, the taper area is placed in environment liquid, and annular core fiber optical tweezers control a micro-droplet to be close to the taper area; light emitted by the wide-spectrum light source is transmitted in the single mode fiber, is coupled into the micro-droplet by means of an evanescent field when going through the taper area and generates resonance in the mode of an echo wall, transmission light intensity at a resonance wavelength is reduced sharply to form a resonance valley, and the spectrograph is used to collect transmission light for spectrum analysis. The annular core fiber optical tweezers are utilized to control the micro-droplet to enable the same to form a perfect ball cavity, so that the problem that a solid ball echo wall sensor cannot form echo wall resonance due to unsmooth and defective surface of a solid ball is solved, and the micro-droplet is more sensitive to environment changing. The micro-droplet sensing device has wide application in the aspect of environment monitoring.

The invention discloses a movable upward raise boring machine. The movable upward raise boring machine comprises a machine supporting mechanism, a main thrust oil cylinder, a power head, a crawler type traveling portion and a drilling rig, wherein the machine supporting mechanism comprises a lower support, a base, a guiding column, a top beam and an upper support; the upper end of the lower support is fixedly connected with the bottom surface of the base; the top surface of the base is fixedly connected with the lower end of the guiding column; the upper end of the guiding column is fixedly connected with the bottom surface of the top beam; the top surface of the top beam is fixedly connected with the lower end of the upper support; the top surface of the base is hinged to the main thrust oil cylinder; a retractable portion of the main thrust oil cylinder is fixedly connected with the power head; and the power head is slidably connected with the guiding column and is in transmission connection with the drilling rig. Well drilling construction can be performed from bottom to top, requirements of well drilling construction in the existing underground tunnel on a rock formation or a formation positioned below the underground tunnel are met, and requirements of well drilling construction on a rock formation or a formation above the underground tunnel can also be met.

The invention discloses an upward inverse well drilling process. The process includes the following steps of firstly, conducting geological survey on a stratum where holes are to be drilled, and determining the dip angle of the stratum; secondly, installing an upward inverse well drilling machine; thirdly, drilling in a well shaft; fourthly, supporting a well wall. By means of the process, drilling liquid can be saved, drilling time can be saved, the requirement for drilling the portion, above the single underground tunnel, of the stratum is met, the construction difficulty is lowered, manpower and material resources can be easily saved, and production efficiency is improved.

The invention discloses an environment-friendly multifunctional brick and a preparation method thereof. The environment-friendly multifunctional brick is prepared from the following components in parts by mass: 17 to 20 parts of cement, 5 to 10 parts of emulsion, 0.5 to 2 parts of thin iron wire and/or scrap iron, 0.5 to 2 parts of fly ash, 0.5 to 2 parts of reclaim powder, 18 to 23 parts of fine aggregate, 50 to 60 parts of coarse aggregate and 1 to 5 parts of water. The preparation method comprises the following steps of (1) mixing the raw materials to obtain a mixture; (2) preparing a mold brick; (3) curing the mold brick to obtain the environment-friendly multifunctional brick. The environment-friendly multifunctional brick provided by the invention facilitates solving the problems, such as urban environment pollution, natural resource damage and resource waste, is high in strength, is not easy to damage and crack, can be applied to various urban bricks, meets the requirements of low carbon and environment friendliness, and is simple and convenient in preparation method and low in cost.

The invention discloses an adjustable grain lifting transportation cart. The adjustable grain lifting transportation cart comprises a base, wheels are arranged below the base, a slant supporting rod and an auxiliary rod are fixedly connected to the upper portion of the base, the upper end of the auxiliary rod is connected to the middle of the slant supporting rod through a first hinge pin, and the upper end of the slant supporting rod is connected with the left end of a suspension arm through a second hinge pin; a fixing base is arranged at the lower portion of the slant supporting rod and connected with a jack through a third hinge pin, a top rod at the upper portion of the jack is connected with a movable base through a fourth hinge pin, a stretchable stretching rod is connected to the right end of the suspension arm, and an electric hoist is connected to the right end of the stretching rod. The adjustable grain lifting transportation cart solves the problem that countryside rice is difficult to transport, and has the advantages of being wide in application range, convenient to operate and flexible in adjustment.

The invention discloses a shock-proof waterproof coiled material and a preparation method, which belongs to the technical field of the waterproof coiled material. The shock-proof waterproof coiled material comprises a base material layer, wherein the upper surface of the base material layer is provided with an elastic buffer layer, the upper surface of the elastic buffer layer is provided with a flexible waterproof layer, and the elastic buffer layer is respectively connected with the base material layer and the flexible waterproof layer by virtue of an adhesive layer; the lower surface of the base material layer is provided with a self-adhesion waterproof layer, and the lower surface of the self-adhesion waterproof layer is also provided with a protection layer. The preparation method comprises the following steps: smearing the adhesion layer on the upper surface of the base material layer, and adhering the elastic buffer layer onto the upper surface of the adhesive; adhering the flexible waterproof layer onto the upper surface of the elastic buffer layer; and smearing the self-adhesion waterproof layer at the lower surface of the base material layer, and then adhering a protective layer. The waterproof coiled material not only has a good waterproof effect, but also has an excellent shock-proof effect, and can protect a building against collision damage; and moreover, the preparation method is simple and easy and has good application value.

The invention discloses liquid polishing wax for stainless steel as well as a preparation method and application of the liquid polishing wax, wherein the liquid polishing wax comprises the raw materials: an abrasive, a lubricant, an auxiliary agent and water, and the abrasive comprises cerium oxide with the particle size of 10-50 nm, alpha-aluminum oxide with the particle size of 150-300 nm and zirconium oxide with the particle size of 0.5-0.9 [mu]m in a feeding mass ratio of 1:(0.4-1.5):(0.3-1); the lubricant is composed of wax and at least one selected from vegetable oil, fatty acid and fatty acid ester, wherein the feeding mass ratio of the wax to the at least one selected from vegetable oil, fatty acid and fatty acid ester is 1:(0.25-1.50); the auxiliary agent comprises a surfactant, a wetting dispersant and a thickening agent in a feeding mass ratio of (3-10):(1-2.5):1. The preparation comprises the steps: mixing the components in the lubricant, and sequentially adding the auxiliary agent and water; and adding the abrasive, and stirring to obtain the product. The invention also discloses an application of the liquid polishing wax in polishing stainless steel. The liquid polishing wax has the advantages of being stable in system, good in compatibility with critical surface tension of a stainless steel object, easy to clean after workpiece polishing and the like.

The invention relates to a paying-off and taking-up device with the counting function. The paying-off and taking-up device comprises a taking-up device body and a paying-off device body, and the taking-up device body and the paying-off device body are fixed to a base. The paying-off device body comprises a paying-off plate core for paying off. The paying-off plate core can rotate along with a paying-off shaft. The paying-off shaft is in shaft connection with the upper portion of a paying-off frame. The taking-up device body comprises a taking-up plate core for taking up. The taking-up plate core can rotate along with a taking-up shaft. The taking-up shaft is in shaft connection with the upper portion of a taking-up frame. Due to the technical scheme, the technical problems that twisting, bending and carrying are difficult and length is difficult to estimate in the taking-up, paying-off and carrying processes of optical cables are solved. The speed of emergency repair of the optical cables is greatly increased, the working efficiency of workers is improved, and the losses caused by interruption of the optical cables to various production businesses are reduced.

The invention discloses an operation method for multiple AGVs to carry the same goods cooperatively and a storage medium, and the method comprises the steps: S1, building a cooperative operation task group; s2, the upper scheduling system issues the collaborative operation task to the traction AGV; s3, the head AGV issues an asynchronous instruction to dispatch each collaborative AGV to automatically move to a starting point of the collaborative task; s4, after all the members of the cooperative operation group are in place, the traction AGV issues a synchronization instruction to the cooperative AGVs in a unified manner, and the cooperative AGVs synchronously execute the loading action until the action is completed; s5, the traction AGV issues a synchronization instruction to schedule each collaborative AGV to a target point of the collaborative task; and S6, the collaborative operation group synchronously arrives at a target point, the traction AGV sends a synchronization instruction to the collaborative AGVs in a unified mode, all the collaborative AGVs synchronously execute the unloading action until the action is completed, and the multiple relatively small, flexible, safer and more reliable AGVs are adopted to form a team to complete carrying of the same goods. The problems that heavy goods are difficult to carry, and an existing large AGV is large in size and dangerous in operation are solved.

The invention relates to an automatically overturning machine which comprises a rack, an overturning part which is arranged at the upper portion of the rack and a drive part which drives the overturning part to overturn, wherein the overturning part comprises a pair of overturning arms which can overturn along the same rotating shaft, the pair of overturning arms are close and perpendicular to each other, and workpieces can be alternately placed on one overturning arm in a horizontal state. Due to the fact that simple transportation of a rotor or a stator is achieved by the overturning part, the automatically overturning machine has the advantages of being capable of overcoming transportation difficulties caused by increasing of the processed workpiece weight, relatively simple in structure and convenient to operate.

The invention discloses a prestress pressure container which comprises axial prestressed tendons, annular prestressed tendons and prestressed concrete blocks, and the prestress pressure container is characterized in that the concrete blocks are fixed by the axial prestressed tendons and the annular prestressed tendons to form a cylinder; the inner wall of each concrete block is provided with a heat insulating material layer, the inner wall of the heat insulating material layer is provided with a lining, the upper end of the container is provided with an end cover, and the middle part, the upper part and the bottom part of the container are provided with pipelines which are led to the outside of the container; and the pressure container device is suitable for large middle-low pressure containers, and is particularly suitable for large-scale district heating containers. The stress inverse to the working pressure of the container is applied to the container first, so that the stress tolerance capability of the pressure container is improved. The container is formed by splicing multiple sections of concrete blocks which can be dismounted, thereby avoiding the difficulties that the manufacturing process of general large pressure containers is complicated, the transportation is difficult and the like.

The high-precision metal pipe fitting automatic punching device comprises a machining table, a cabinet body and a support, a groove is formed in the upper end of the machining table, lead screw assemblies are symmetrically arranged on the two sides of a separation block, a first clamping mechanism is installed at the upper ends of the lead screw assemblies, and meanwhile a second clamping mechanism is installed at the upper end of the separation block; the cabinet body is installed at the bottom of the lower end of the machining table, the support is of an L-shaped structure, the bottom of the support is installed on the other side of the upper end of the machining table, and meanwhile the punching mechanism is installed on the inner side of the upper end of the support. The groove is conveniently divided into two small grooves with the same length, the lead screw assemblies on the two sides drive the first clamping mechanism to move, the moving distances are equal, the first clamping mechanism and the second clamping mechanism are used in cooperation, pipe fittings with different lengths can be conveniently clamped, and the practicability of the device is improved.

The invention discloses a loom teaching aid. The loom teaching aid is provided with a crimping mechanism, weft insertion mechanisms, a beating-up mechanism, a shedding mechanism and a warp let-off mechanism respectively from front to back. The crimping mechanism, the weft insertion mechanisms, the beating-up mechanism, the shedding mechanism and the warp let-off mechanism are controlled by a motor respectively and are all connected with a control panel. The weft insertion mechanisms are arranged on the two sides of the shedding mechanism, and the weft insertion mechanisms make left-right movement to enable wefts to be placed in a shed. The beating-up mechanism makes front-back movement, the wefts of the shed are pushed to cloth fell to be interwoven with warps so that fabric can be formed. The crimping mechanism and the warp let-off mechanism make rotational motion, the crimping mechanism reels the woven fabric, and the warp let-off mechanism sends the warps out. Compared with the prior art, the loom teaching aid has the following advantages that products are minimized and can be moved in the teaching process conveniently; the movement conditions of the shedding mechanism, the weft insertion mechanisms, the beating-up mechanism, the crimping mechanism and the warp let-off mechanism of a loom can be observed visually.

The invention discloses an improved damp-proof carton box easy to open. The improved damp-proof carton box easy to open comprises a box body and a cuboid-shaped cover plate. The upper end of each side face of the box body is transversely provided with a row of elastic protrusions. Each side face of the cover plate is provided with a clamping groove in clamping connection with the corresponding row of elastic protrusions. Each corner of the bottom of the box body is provided with three damp-proof plates, buffering devices are arranged on the lower faces of the three damp-proof plates at each corner, and rolling balls are arranged on the bottom faces of the buffering devices. An article taking opening is formed in a top plate of the cover plate, two opposite inner side faces formed by the article taking opening are each provided with an extension groove, at least one flexible spring is arranged in each extension groove, and the end of each flexible spring is fixedly connected with a transparent plastic plate capable of moving leftwards and rightwards. A shifting block is arranged on each transparent plastic plate, and the top plate of the cover plate is provided with round notches in clamping connection with the shifting blocks correspondingly in a matched mode. The improved damp-proof carton box easy to open has the beneficial effects that firstly, the problem that carbon boxes are prone to damp is solved; secondly, the problems that it is difficult to carry carbon boxes, and part of articles are damaged since carbon boxes are prone to vibration in the carrying process are solved; and the problems that carbon boxes are inconvenient to disassemble and it is inconvenient to take articles from carton boxes are solved.

The invention provides a special tool for internal expansion type hoisting of a motor stator core. The special tool comprises a mandrel, a cylinder, rams, expansion plates, ram reset devices and a mandrel driving device, wherein a plurality of open grooves are evenly distributed in the side wall of the cylinder in the circumferential direction, each ram comprises a sliding segment and a working segment, the joint of each sliding segment and the corresponding working segment is a step surface, each ram reset device is arranged between the corresponding step surface and the side wall of the cylinder, the outer end of the sliding segment of each ram is fixedly connected with one expansion plate, a ring body with a notch is defined by the multiple expansion plates, the outer diameter of the ring body is smaller than the inner diameter of the motor stator core, the mandrel is driven by the mandrel driving device to do axial reciprocating motion, the rams drive the expansion plates to expandoutwards in the radial direction under the driving of conical segments of the mandrel, and the rams drive the expansion plates to retract inwards in the radial direction to be reset under the drivingof the ram reset devices. According to the special tool, the expansion action is performed through wedge-shaped matching between the mandrel and the rams, the structure is simple and compact, workingis stable, the automatic reset function is achieved, repeated hoisting can be realized in a short time, and the working efficiency is improved.

The invention discloses a bave immersion-wetting device and relates to the technical field of bave production. The bave immersion-wetting device comprises a first sliding rail and a second sliding rail, wherein the first sliding rail and the second sliding rail are connected through a third sliding rail, multiple pairs of manipulators are arranged on the first sliding rail, the lower portions of the manipulators are connected with fixing rods for fixing bave rolls, a conveying belt is arranged below the fixing rods, a container is placed on the conveying belt, multiple spray heads are arrangedin the container, and each spray head is connected with a water pipe arranged on the container. Compared with the prior art, the problem is solved that silk wastes water and is difficult to carry after immersion wetting.

The invention provides a computer host capable of freely sliding. The computer host capable of freely sliding comprises a machine case, a power socket, an optical driver, a switch, a hot key, a USB (universal serial bus) interface and an earphone microphone socket, wherein a groove is located below the machine case, a pulley is installed in the groove, a semicircular pull ring is arranged on the obverse side of the machine case, the pull ring is connected with the machine case through a screw, a rectangular slide rail is arranged on the machine case, the width of the rectangular slide rail is larger than or equal to the width of the groove, bulges are arranged on the left side and the right side of the rectangular slide rail, the section of the rectangular slide rail is in an I shape, the forefront of the rectangular slide rail is bent upwards into a 90 degree angle, a support is arranged in the middle of the slide rail, the support is connected with the slide rail through a hinge, and provided with two fixing clamp positions, a fixing clip in an L shape is arranged at the bottom of the slide rail, and the thickness of the fixing clip is as same as the thickness of a host cabinet bottom plate. The computer host capable of freely sliding can freely slide in a host cabinet, and when a user needs to insert a circuit into or pull the circuit out of the power socket at the rear of the computer host capable of freely sliding, the user does not need to strenuously carry the computer host capable of freely sliding, and can expose the host power socket only through light pulling.

The invention discloses a hydraulic support column double-liquid-injection system which comprises a column return passage (9), a column return three-use valve (10), a column return three-use valve seat (11), and a remote liquid-injection system. A column lifting passage (6) is formed in an inner passage of an oil cylinder (7). The upper portion of the column return three-use valve seat (11) is in slide seal with a second middle cylinder (3). The lower portion of the column return three-use valve seat (11) is connected with the oil cylinder (7). The column return three-use valve (10) us assembled in the column return three-use valve seat (11). The column return passage (9) is disposed in a passage between the outer wall of the second middle cylinder (3) and the inner wall of the oil cylinder (7) and communicated with the end face of a piston (8) of the second middle cylinder. The remote liquid-injection system comprises a three-way valve (12), a high-pressure rubber pipe (13), a liquid-injection nozzle (14) and an unloading device (15). By the column return passage, the middle cylinder of a two-stage support column or a multi-stage support column can reset completely, the problems of carrying difficulty and easy middle cylinder scratch which are caused by incomplete column return are solved effectively, and the service lives of the hydraulic support columns are guaranteed.

The invention discloses a preformed part transportation tool which is formed by a cast bearing 1, wheels 2, a support 3, a horizontal rod 4 and hooks 5. When a preformed part is transported, a person pushes the transportation tool and uses a front hook and a back hook to hook the preformed part and enable the preformed part to be lifted off the ground, and the preformed part is easily transported to a specific position.

The invention relates to the technical field of woven bags, in particular to an environment-friendly plastic woven bag. The environment-friendly plastic woven bag comprises a woven bag main body and aplacing frame for placing the woven bag main body, wherein the placing frame comprises a base, two ends of the upper surface of the base are respectively provided with supporting columns, the upper ends of the two supporting columns are connected with an annular mounting plate, two ends of the annular mounting plate are respectively provided with a first mounting through hole, a connecting rod isfixedly connected in each first mounting through hole, the upper end part of each connecting rod penetrates through the corresponding first mounting through hole, the bottom end of each connecting rod is fixedly connected with a supporting plate, and an opening of the woven bag main body is provided with two woven bag through holes which are matched with the connecting rods. According to the environment-friendly plastic woven bag, sandy soil can be added into the woven bag main body by a single person, and in the process of adding the sandy soil, the woven bag main body can be effectively prevented from deforming and interfering with the filling of the sandy soil. Therefore, the manufacturing efficiency of flood control bags is effectively improved, and the flood control effect is improved.

The invention provides an AB powder taking, transporting and feeding device. The AB powder taking, transporting and feeding device comprises a grabbing mechanism, a conveying mechanism, a bag opening mechanism, a placing mechanism and a control panel. According to the AB powder taking, transporting and feeding device, the grabbing mechanism, the conveying mechanism, the bag opening mechanism, the placing mechanism and the control panel are arranged in a matched mode to form an AB powder automatic carrying and feeding system, the functions of automatic carrying, powder bag opening, powder guiding-out and feeding of powder bags can be achieved, the traditional manual operation mode is replaced, the grabbing mechanism is arranged, the powder bag A or the powder bag B can be automatically conveyed, the traditional manual conveying mode is replaced, a worker only needs to operate on the control panel during conveying, conveying operation becomes very convenient and easy, meanwhile, the conveying speed is greatly increased, the working efficiency is higher, and the device can be well suitable for medical institutions.

A ceramic jar lifting clamp comprises a handle, lifting rods, lifting ropes, suction cups and hinges. The upper ends of the two lifting rods are hinged to the two ends of the handle. The lower ends ofthe lifting rods are connected with the suction cups. The two ends of the lifting rope are connected to the lower ends of the two lifting rods. When the ceramic jar lifting clamp is used, a ceramic jar is moved obliquely, and the segment marked with colors of the lifting rope is put right in the middle of the bottom of the ceramic jar; the handle is lifted, the lifting rope is tensioned, and thesuction cups at the lower ends of the two lifting rods are symmetrically sucked and buckled to the upper portion of the outer wall of the ceramic jar; and the lifting rope is fixed; the ceramic jar can be lifted away by a person or carried away by two persons. The ceramic jar with the smooth surface can be conveniently lifted away.

The invention provides a construction method of a side slope supporting seepage ditch, which comprises the following steps: carrying out lofting excavation on a side slope, and carrying out manual finishing to obtain a drainage space with a preset depth; the drainage space is sequentially filled with concrete and cement mortar, and a drainage bottom plate is formed; pervious concrete is poured on the drainage bottom plate to form a sewer reverse filtration drainage system; constructing at the bottom of the side slope to obtain drainage holes, and covering cement mortar on the surface of the reverse filtration drainage system of the seepage ditch to form a closed layer, so as to form the supporting seepage ditch. And the pervious concrete is used as the drainage layer and the inverted filter layer, so that the construction cost is reduced.