68results about How to "Space adjustable" patented technology

The invention discloses a vertical automatic massaging and hair washing machine which is used for massaging the head and washing the hair and belongs to massaging and hair washing tools. The vertical automatic massaging and hair washing machine comprises a supporting frame, a controller, a mechanical arm and a mechanical arm driving motor. The controller is installed on the supporting frame. The supporting frame is connected with the mechanical arm driving motor. The tail end of an output shaft of the mechanical arm driving motor is connected with an obliquely-arranged driving plate. The driving plate and the mechanical arm are connected through an eccentrically-arranged driving lever. Mechanical fingers, hot water nozzles and shampoo nozzles are evenly distributed on the inner surface of the mechanical arm. The hot water nozzles and the shampoo nozzles are communicated with a water supplying system and a shampoo supplying system respectively through pipelines. The controller is respectively connected with the mechanical arm driving motor, the water supplying system and the shampoo supplying system. According to the hair washing machine, the hair can be washed, cleaned and massaged automatically and the hair washing machine is used by special groups who are old or weak or ill or disabled conveniently and rapidly. The hair washing machine is simple in structure, low in price and capable of being widely applied to common families and avoiding knotting of the hair when the long hair is washed.

The invention discloses a transport vehicle of bicycles. The transport vehicle comprises a transport vehicle body and a bottom plate, wherein a frame locking device is fixedly connected to the upper end of the transport vehicle body; rolling wheels are fixedly connected to the lower end of the bottom plate; a supporting frame is fixedly connected to the upper end of the bottom plate; a supporting plate is fixedly connected to the upper end of the supporting frame; a lifting device is fixedly connected to the upper end of the supporting plate; wheel locking devices are fixedly connected to the upper end of the bottom plate; and a switch is fixedly connected to the right end of the supporting frame. According to the transport vehicle of the bicycles disclosed by the invention, the wheel locking devices are adopted, so that wheels of each bicycle can be fixed, and in the transporting process, the situation that the bicycles are collided caused by random rocking can be avoided; the frame locking device is adopted, so that the supporting frame can be easily disassembled, and after the bicycles are fixed, a whole vehicle frame is fixed on the transport vehicle body, so that the carrying efficiency is improved; and the lifting device is adopted, so that the double-layer placing of the bicycles can be realized, and the transport capacity of the transport vehicle is improved.

The invention relates to a cloth bag packaging machine. The cloth bag packaging machine comprises a machine frame, a tray, a tray lifting device, a bag lifting device, a transverse bag supporting device, a longitudinal bag supporting device and a material pushing device. After the tray is supported by a certain height through the tray lifting device, the bag lifting device moves to lift cloth bags, and the cloth bags are in the opening state; then the cloth bags are transversely supported through the transverse bag supporting device to appointed width and conveyed to the longitudinal bag supporting device, and longitudinally supported to the appointed height by the longitudinal bag supporting device on the premise that the cloth bags keep transverse supporting, finally materials are pushed into the cloth bags supported in place through the material pushing device, and the automatic bag packaging working procedure is achieved. Compared with a manner that thermoplastic film packaging is carried out on the materials, as the cloth bags can be repeatedly recycled, environmental pollution is reduced, and cost is saved. Meanwhile, as the cloth bags are made of soft materials, convenience is brought to recovering and storage during distribution, and the occupation space of a distribution vehicle is greatly reduced.

The invention relates to the technical field of photochemistry synthesis, in particular to a preparation method of photoresponse hydrogel. In the preparation method of the photoresponse hydrogel containing the azo monomers, acrylicester is used as a main component, the use level of the azo monomers is 1-5 percent of the weight of acrylicester, the use level of N,N methylene-bisacrylamide is 5-20 percent of the weight of acrylicester, the use level of Poly(ethylene glycol) diacrylate is 5-20 percent of the weight of acrylicester, and the use level of water is 200-400 percent of the weight of acrylicester. Visible light is adopted for irradiation in the reaction, camphorquinone and the 4-N,N-(dimethylamino)-benzoic acid ethyl ester having the same weight are adopted and account for 0.5-5 percent of the weight of acrylicester, the light intensity of a light source is controlled to be 30-300 mW, and the temperature for preparation is 80 DEG C below zero to 80 DEG C. The preparation method of the photoresponse hydrogel comprises the following steps of: injecting prepared mixture into a transparent and closed die, adjusting the temperature, and irradiating for 2-60 minutes by adopting visible light source.

The present invention relates to a device for dividing an accommodation space, and more particularly, to a device for dividing which is installed on the inner surface of an accommodation space that is formed inside an accommodation body, comprising: frame portions, which are arranged on the inside of the accommodation body on opposite surfaces, respectively, so as to frame the inner surface of the accommodation space; a wall dividing portion, which is installed on the inner surface of the accommodation portion, for dividing the accommodation space along two opposite surfaces; and a roller fixing portion, which is installed at an inner side of the frame portions and is respectively connected with two ends of the wall dividing portion so as to be supported at the inner side of the frame portions and can move, the inner side of the frame portions is pressed through an elastic force so as to fix the connected wall dividing portion, and the roller fixing portion can move along the frame portion when elastic force is released by the pressing operation of the connected wall dividing portion.

The invention discloses a refrigerator, which comprises a refrigerating chamber for refrigerating goods, a freezing chamber for freezing goods, and a door body for selectively opening or closing the refrigerating chamber and the freezing chamber, and also comprises a drawer-type ice-making chamber which is independent of the refrigerating chamber and the freezing chamber. Since the ice-making chamber is independently set as a push-pull type drawer, a user can fetch the ice from the refrigerator only by pulling the drawer instead of opening the freezing chamber, thereby preventing the cool air from leaking excessively and reducing energy consumption.

The invention relates to a deep hole drilling and boring machine belonging to the technical field of mechanical equipment. The deep hole drilling and boring machine comprises a head stock (1), a locking device (2), a centre frame (3), a boring rod (4), a tailstock power device (5), a scrap discharging device (6) and a lathe bed (7). The deep hole drilling and boring machine is characterized by also comprising a movable rack (8), a guiderail baseboard (9) and a carriage (10), wherein the guiderail baseboard (9) and the lathe bed (7) are horizontally arranged; the movable rack (8) is arranged on the guiderail baseboard (9) and is level to the lathe bed (7); the head stock (1) is fixed on the movable rack (8) and is level to the whole boring machine; and the head stock (1) and the movable rack (8) form into a whole and can slide on the guiderail baseboard (9). The head stock and the machine body of the deep hole drilling and boring machine provided by the invention are separated; and after the machine body is separated, a guiderail baseboard and a movable rack are made by self. The adjustability of clamping and rotating space of a workpiece is increased, and the boring machine is convenient and reliable in operation, and has low construction cost and high production efficiency.

The invention provides a Chinese bee hive, a honey cutting knife and a comb hiving transfer strip, and the Chinese bee hive comprises an inner frame group, an outer frame group wrapping the inner frame group, a top cover detachably connected with the upper end of the inner frame group and covering the upper end of the outer frame group, a bottom frame detachably connected with the inner frame group, and a plurality of thin rod frames placed in the inner frame group, the bottom frame comprises a frame body and a slag removing plate or a queen excluder detachably connected with the lower end ofthe frame body. The natural living habit, living environment, heat preservation, heat insulation, ventilation, ventilation and adjustable space of Chinese bee are considered, and compared with other beehives, bee breeding is fast, worker bees do little useless work at the constant temperature, the work efficiency of the worker bees is improved, and labor of the worker bees is saved, more honey isobtained; multiple functions are achieved by increasing or decreasing, exchanging positions and combining and matching corresponding components, and labor and time are saved for bee colony developmentand manual management; and the honey cutting knife and the hiving transfer strip are provided, so that the bee-keeping operation is more convenient.

The invention relates to the technical field of solid board processing, in particular to a method for controlling the moisture content of a solid wood ecological board. The method for controlling themoisture content of the solid wood ecological board comprises the following steps of a, processing wood raw materials; b, cutting the raw materials into platens; c, controlling the moisture of the platens; d, splicing the platens to form a board core; e, controlling the moisture of the board core; f, controlling the moisture of eucalyptus chips; g, forming a laminating board through the eucalyptuschips and the board core; and h, controlling the moisture of the laminating board. According to the method for controlling the moisture content of the solid wood ecological board, a multi-step moisture control method is adopted for key materials from the raw materials to the finished product, the product moisture is controlled to be in a reasonable and stable environment, the product is not proneto deforming or cracking in the using process, and the using quantity of chemical waterproof reagents is reduced.

The invention discloses a space-adjustable storage box and a vehicle. The space-adjustable storage box comprises a box body, an adjusting plate, installing holes formed in one side of the adjusting plate, a sliding groove formed in the box body, flexible parts arranged in the installing holes and a handle arranged on the adjusting plate. The adjusting plate is same with the cross section of the inner wall of the box body and can move vertically along the inner wall of the box body. Limiting holes capable of locking the flexible parts are formed in two ends of the sliding groove. When in use, the adjusting plate is pulled through the handle, the flexible parts are compressed and move upwards simultaneously, the flexible parts bounce off and is locked by the limiting holes when the flexible parts move to the limiting holes, and at the moment the space of the box body reaches the minimum; and the adjusting plate is pushed through the handle, the flexible parts are compressed and move downwards, the flexible parts bounce off and is locked by the limiting holes when the flexible parts move to the limiting holes, and at the moment the space of the box body reaches the maximum. Therefore, the size of the space of the space-adjustable storage box can be adjusted, and the problem of the prior art is solved.

The invention discloses a contractible window protective guard reliable in safety. The contractible window protective guard reliable in safety comprises an outer layer protective guard, an infrared alarm device and a fixing frame matched with the outer layer protective guard, wherein the fixing frame is fixed to a wall face through expansion bolts and surrounds a window, a stretching mechanism used for adjusting the distance between the fixing frame and the outer layer protective guard is connected between the fixing frame and the outer layer protective guard, guardrails I connected with the fixing frame are arranged at the left side, the right side and the bottom surface of the outer layer protective guard respectively, each guardrail I is formed by mutually hinging a plurality of overlapped pieces, the two ends of each guardrail I are hinged to the fixing frame and the outer layer protective guard respectively, the outer layer protective guard comprises a protective guard framework and two sets of guardrails II, each guardrail II is installed inside sliding grooves of the protective guard framework through idler wheels at two ends of the guardrail II and slides left and right along the sliding grooves, the infrared alarm device is provided with an infrared emitter and an infrared receiver, and the infrared emitter and the infrared receiver are arranged on the two sets of guardrails II respectively. The contractible window protective guard reliable in safety widens the space conveniently and rapidly, is good in anti-theft effect, and is reliable in safety.

The invention discloses a power distribution cabinet. The Power distribution cabinet comprises a cabinet body and a cabinet door; two sides of the interior of the cabinet body are respectively provided with a cable clamping device; each cable clamping device comprises a horizontal plate and an arc-shaped plate; one end of the arc-shaped plate and one end of the horizontal plate are both provided with a wire passing assembly; each wire threading assembly comprises a frame; a first clamping plate and a second clamping plate are arranged in the frame body; and an elastic assembly is arranged between the first clamping plate and the second clamping plate. Since the wire clamping devices are arranged in the cabinet body, when cables are installed, the cables pass through the wire clamping devices, so that the cables can be arranged in a unified manner, and disorder of the cables can be avoided, and therefore, the problem of disordered arrangement of cables in an existing power distribution cabinet can be solved, and the cables will not be damaged by pulling when being installed, and as a result, the overall use information of the power distribution cabinet can be improved; and since the elastic assembly is arranged between the first clamping plate and the second clamping plate, so that a space for mounting a cable can be adjusted, and therefore, the installation of the cable is more convenient, and the cable can be prevented from being cut when passing through the corresponding wire clamping device, and thus, the overall safety of the power distribution cabinet can be improved.

The invention discloses a sulfur hexafluoride gas supplementing system and method. By the adoption of the sulfur hexafluoride gas supplementing system and method, a gas inlet and a gas charging port are more convenient to use; layout and fixation in a shell are more reasonable and reliable by means of a battery protective assembly frame, an electromagnetic valve assembly frame and a pressure sensor assembly frame; vacuumizing operation can be conducted, remote control is achieved beneficially, and damage is avoided. A gas inflow rapid plug and a charging rapid plug in the sulfur hexafluoride gas supplementing system are arranged on the surface, provided with a displayer, of the shell. The shell comprises an upper shell body and a lower shell body which are mutually buckled. The displayer is installed on the upper shell body. A gas exhaust pipeline is connected with a vacuumizing pipeline. A vacuum pipeline electromagnetic valve, a vacuum gauge and a vacuum pump are installed on the vacuumizing pipeline. A controller is further arranged in the shell. The controller is electrically connected with the electromagnetic valve, the displayer, the vacuum pump, a pressure sensor and a temperature sensor. The controller is connected with a remote mobile phone and a master control room through a wireless communication module.

The invention discloses a vertical automatic massaging and hair washing machine which is used for massaging the head and washing the hair and belongs to massaging and hair washing tools. The vertical automatic massaging and hair washing machine comprises a supporting frame, a controller, a mechanical arm and a mechanical arm driving motor. The controller is installed on the supporting frame. The supporting frame is connected with the mechanical arm driving motor. The tail end of an output shaft of the mechanical arm driving motor is connected with an obliquely-arranged driving plate. The driving plate and the mechanical arm are connected through an eccentrically-arranged driving lever. Mechanical fingers, hot water nozzles and shampoo nozzles are evenly distributed on the inner surface of the mechanical arm. The hot water nozzles and the shampoo nozzles are communicated with a water supplying system and a shampoo supplying system respectively through pipelines. The controller is respectively connected with the mechanical arm driving motor, the water supplying system and the shampoo supplying system. According to the hair washing machine, the hair can be washed, cleaned and massaged automatically and the hair washing machine is used by special groups who are old or weak or ill or disabled conveniently and rapidly. The hair washing machine is simple in structure, low in price and capable of being widely applied to common families and avoiding knotting of the hair when the long hair is washed.

The invention discloses a cable wire clamping device used for a power distribution cabinet. The cable wire clamping device comprises a transverse plate and an arc-shaped plate. Threading assemblies are arranged at one end of the arc-shaped plate and one end of the transverse plate correspondingly. Each threading assembly comprises a frame internally provided with a first clamping plate and a second clamping plate. An elastic assembly is arranged between each first clamping plate and the corresponding second clamping plate. The cable wire clamping device comprises the transverse plate and the arc-shaped plate, the threading assemblies are arranged on the transverse plate and the arc-shaped plate correspondingly, each threading assembly comprises the corresponding frame, the first clamping plates and the second clamping plates are arranged in the frames, the elastic assemblies are arranged between the first clamping plates and the second clamping plates, and therefore the cable installation space can be adjusted, during installation, the first clamping plates and the second clamping plates conduct clamping and conduct releasing after a cable passes through, installation is more convenient, it can be avoided that the cables are scratched when passing through, and the overall safety of the power distribution cabinet is improved.

The invention discloses a multilayered assembled house which comprises a plurality of ground pile assemblies, a bottom frame assembly connected above the ground pile assembly and a multilayered frameassembly mounted above the bottom frame assembly through a plurality of columns. Each ground pile assembly further comprises a base plate, a plurality of mounting bushings and a base pile. The mounting bushings are fixedly connected to the corner of the base plate. The bottom frame assembly and the multilayered frame assembly further comprise a plurality of beam bodies and mounting nodes for connecting adjacent beam bodies. The mounting nodes comprise vertical connecting bodies capable of being connected to the columns and at least two transverse connecting bodies capable of being connected tothe beam bodies. Two ends of the columns between the bottom frame assembly and the multilayered frame assembly are separately connected to the vertical connecting bodies of the bottom frame assemblyand the multilayered frame assembly, respectively. The multilayered assembled house not only can save the mounting nodes of the assembled building, but also can guarantee stability of beam and columnconnection, and achieves a building of the multilayered house while guaranteeing the structural stability and the bearing capacity of the house.

The invention discloses a rigid body accurate positioning three-line pendulum for verifying a rigid body rotational inertia vertical axis theorem. The device comprises a base, a vertical rod fixed onthe base, a cross rod fixed at the upper end of the vertical rod, an upper disc, a lower disc and three suspension lines arranged between the upper disc and the lower disc, and further comprises a vertical axis theorem test piece placed on the lower disc, wherein the vertical axis theorem test piece is a thin-plate-shaped object, two adjacent and mutually perpendicular planes are arranged on the periphery of the thin-plate-shaped object, positioning pin shafts are correspondingly arranged on the two planes of the vertical axis theorem test piece, and a positioning pin hole matched with the first pin shaft or the second pin shaft is formed in the center of the lower disc, and the axis of the positioning pin hole is perpendicular to the lower disc. The three-line pendulum is simple in structure, convenient to operate and accurate in rigid body positioning, and facilitates verification of the rigid body rotational inertia vertical axis theorem. In addition, the three suspension lines areadjustable so as to adapt to to-be-meausred rigid bodies of different sizes, the size and occupied space of the three-line pendulum can be effectively reduced, and thus the cost is reduced.

The invention discloses a multifunctional wardrobe. The wardrobe comprises a wardrobe body. A first chamber and a second chamber are arranged in the wardrobe body, and a first wardrobe door is hingedto an edge of mouth of the first chamber. According to the multifunctional wardrobe, the wardrobe is simple in structure, the heights of tuning plates are adjusted, the turning plates rotate to reachhorizontal positions, and at the moment, the side walls of the turning plates are abutted against supporting rods to press toothed plates, so that the toothed plates are in clamping connection with second clamping teeth to fix sliding blocks, a plate is formed by the combination of the two turning plates, items can be placed on the plate, space can be adjusted to improve utilization rate of the space, and when the plate is not used, the turning plates can be turned up; clothes can be hung on a hanging rod, and heat is generated by electrifying a heating plate to preheat the clothes so that people can put on warm clothes soon after people getting up; meanwhile, the clothes are hung on hooks, the clothes can be rotated to reach the inner side of the wardrobe body by rotating a connecting belt, more clothes can be hung to improve practicability due to the fact that a concave design is adopted by a concave type frame, and hanging and taking of the clothes are extremely convenient.

The invention discloses a window protective guard and relates to the field of building facilities. According to the technical scheme, the window protective guard comprises an outer-layer protective guard. The window protective guard is characterized in that the window protective guard further comprises a fixing frame matched with the protective guard, the fixing frame is fixed to a wall through expansion bolts and surrounds a window, an extending mechanism used for adjusting the distance between the fixing frame and the outer-layer protective guard is connected between the fixing frame and the outer-layer protective guard, the extending mechanism comprises a plurality of stacked sheets, the stacked sheets are hinged to one another so that a fence I can be formed, and the two ends of the fence I are hinged to the fixing frame and the outer-layer protective guard respectively. The window protective guard has the advantages that the outer-layer protective guard is installed on the wall outside the window through the fixing frame, the outer-layer protective guard moves out of the window through the extending mechanism, the space of the window protective guard is expanded so that people can air clothes in the window protective guard or plant flowers and plants, and therefore operation is convenient and rapid.

The invention relates to a cooking machine and a cooking method using the cooking machine for red-cooked fishes and rice. The cooking machine comprises a pot body having an opening at the top, a knifeset disposed in the pot body, a knife set driving mechanism for driving the knife set to rotate and a pot cover disposed at the opening of the pot body; the cooking machine is characterized in that the pot body is internally provided with a partition plate located above the knife set, the partition plate is connected with a lifting rod, and the lifting rod is connected with a lifting drive mechanism and is driven by the lifting drive mechanism to drive the partition plate in the pot body to move up and down. Compared with the prior art, the cooking machine has the advantages that by setting the partition plate which can move up and down above the knife set in the pot body, when the knife set is used for grinding and chopping, different weights of foods have adjustable space, the phenomenon that due to the high-speed cooking, food ingredients are splashed and attached on the inner wall of the pot body, the pot cover cannot be fully polished and is difficult to clean is reduced, and thephenomenon that the texture is too light, the grinding speed is high, and a blade cannot act on the food ingredients and cannot conduct grinding after flying due to large space is avoided.

The invention relates to the technical field of medical instruments, in particular to a portable multifunctional nursing instrument placement case which comprises a case body. Two inner sides of the case body are provided with first cavities respectively, the lower end of the case body is internally provided with a second cavity communicated with the two first cavities, first rotating shafts are rotationally arranged on the case body in the first cavities, upper and lower ends of the first rotating shafts are provided with external threads, and a portion, except for the external thread, of each first rotating shaft is rotationally provided with a nut. A nursing instrument placement board is arranged on the nuts through slide structures. Two inner sides of the second cavity are provided with fixing plates respectively, a third rotating shaft is rotationally arranged between the two fixing plates, and two ends of the third rotating shaft penetrate the fixing plates to connect with the first rotating shafts through first transmission structures. By multiple transmission structure, height regulation of the nursing instrument placement board is realized, so that internal space adjustment of the nursing instrument placement case is realized. Due to retaining structures, a back strap can be detached at any time.

The invention discloses a preparation method of a prebaked anode dry material. The method comprises the steps of firstly coarse crushing a petroleum coke carbonaceous raw material to 50-70 mm, calcining to obtain calcined coke, then crushing to 70 mm or below, and sieving to obtain petroleum coke particles of 3.15 mm or below; adding a certain proportion of petroleum coke particles of 3.15-70 mm and carbonaceous raw materials of 50 mm or below into the particles of 3.15 mm or below to form a material A, and mixing the remaining petroleum coke particles of 3.15-70 mm and the remaining carbonaceous raw materials of 50 mm or below to obtain a material B; and adding liquid asphalt into the material A and the material B, mixing and pressing to obtain a material C and a material D, and separately calcining the material C and the material D. As the circumstances may require, all or part of a material obtained after the material C is calcined is used for preparing powder, calcined petroleum coke aggregate particles required in the anode dry material formula are prepared firstly after the material D is calcined, while the surplus part is used for preparing powder. Through technical transformation and production of the method, the prepared calcined coke product has lower resistivity and higher conductivity; trace elements of calcined coke are balanced and sulfur content is reduced; and the recovery rate of the calcined coke is improved, and the cost is low.

The invention discloses a contractible window protective guard reliable in safety. The contractible window protective guard reliable in safety comprises an outer layer protective guard, an infrared alarm device and a fixing frame matched with the outer layer protective guard, wherein the fixing frame is fixed to a wall face through expansion bolts and surrounds a window, a stretching mechanism used for adjusting the distance between the fixing frame and the outer layer protective guard is connected between the fixing frame and the outer layer protective guard, guardrails I connected with the fixing frame are arranged at the left side, the right side and the bottom surface of the outer layer protective guard respectively, each guardrail I is formed by mutually hinging a plurality of overlapped pieces, the two ends of each guardrail I are hinged to the fixing frame and the outer layer protective guard respectively, the outer layer protective guard comprises a protective guard framework and two sets of guardrails II, each guardrail II is installed inside sliding grooves of the protective guard framework through idler wheels at two ends of the guardrail II and slides left and right along the sliding grooves, the infrared alarm device is provided with an infrared emitter and an infrared receiver, and the infrared emitter and the infrared receiver are arranged on the two sets of guardrails II respectively. The contractible window protective guard reliable in safety widens the space conveniently and rapidly, is good in anti-theft effect, and is reliable in safety.

The invention discloses a lobster eye-imitating focused intensive pulse light in-situ forming 4D printing device and method. The device comprises a bottom plate; a forming substrate is slidably mounted on the upper surface of the bottom plate; a support is mounted on the bottom plate; an X-axis movement structure moving in the X direction is arranged on the bottom plate; a Y-axis movement structure moving in the Y direction and a Z-axis movement structure moving in the Z direction are installed on the two sides of the support; a heterogeneous shape memory material slurry deposition mechanism and a lobster eye-imitating focused in-situ intensive pulse light sintering mechanism are movably connected with the Y-axis movement structure to form Y-direction movement; in the forming process, shape memory material slurry is subjected to in-situ sintering curing, a slurry deposition forming sample does not need to be subjected to sintering curing treatment, and the 4D printing forming technology is simplified; and by adjusting input energy density of focused pulsed light, a gradient shape memory performance change of 4D printed samples of a same material and combination of interfaces of dissimilar shape memory materials are realized, and the 4D printing in-situ forming with adjustable space of the material and shape memory performance is realized.

The invention discloses a three-line pendulum capable of verifying the rigid body rotational inertia perpendicular axis theorem. The three-line pendulum comprises a base, a vertical rod fixed to the base, a cross rod fixed to the upper end of the vertical rod, an upper disc, a lower disc and three suspension lines arranged between the upper disc and the lower disc, and further comprises a test piece support frame, a support part in contact with the lower disc is arranged on the test piece support frame, and a test piece clamping groove is vertically formed in the test piece support frame; thethree-line pendulum further comprises a perpendicular axis theorem test piece matched with the test piece clamping groove, and the perpendicular axis theorem test piece is a sheet-like object which has two adjacent straight sides which are perpendicular to each other. The three-line pendulum is simple in structure and convenient to operate and can be used for verifying the rigid body rotational inertia perpendicular axis theorem; the suspension lines can be adjusted to make the three-line pendulum applicable to to-be-tested rigid bodies with different sizes, the size of the three-line pendulumand the occupied space are effectively reduced, and thus the cost is reduced.

The invention relates to the technical field of solid board processing, in particular to a method for controlling the moisture content of a solid wood ecological board. The method for controlling themoisture content of the solid wood ecological board comprises the following steps of a, processing wood raw materials; b, cutting the raw materials into platens; c, controlling the moisture of the platens; d, splicing the platens to form a board core; e, controlling the moisture of the board core; f, controlling the moisture of eucalyptus chips; g, forming a laminating board through the eucalyptuschips and the board core; and h, controlling the moisture of the laminating board. According to the method for controlling the moisture content of the solid wood ecological board, a multi-step moisture control method is adopted for key materials from the raw materials to the finished product, the product moisture is controlled to be in a reasonable and stable environment, the product is not proneto deforming or cracking in the using process, and the using quantity of chemical waterproof reagents is reduced.

The invention discloses a cable wire clamping device used for a power distribution cabinet. The cable wire clamping device comprises a transverse plate and an arc-shaped plate. Threading assemblies are arranged at one end of the arc-shaped plate and one end of the transverse plate correspondingly. Each threading assembly comprises a frame internally provided with a first clamping plate and a second clamping plate. An elastic assembly is arranged between each first clamping plate and the corresponding second clamping plate. The cable wire clamping device comprises the transverse plate and the arc-shaped plate, the threading assemblies are arranged on the transverse plate and the arc-shaped plate correspondingly, each threading assembly comprises the corresponding frame, the first clamping plates and the second clamping plates are arranged in the frames, the elastic assemblies are arranged between the first clamping plates and the second clamping plates, and therefore the cable installation space can be adjusted, during installation, the first clamping plates and the second clamping plates conduct clamping and conduct releasing after a cable passes through, installation is more convenient, it can be avoided that the cables are scratched when passing through, and the overall safety of the power distribution cabinet is improved.

The invention belongs to the technical field of industrial vision teaching, and particularly relates to industrial vision intermediate practical training equipment which comprises an outer frame body, a display and a touch control screen are installed on the upper side of the front wall of the outer frame body, and an operation platform is arranged on the lower middle side of the interior of the outer frame body. Front and back servo moving mechanisms are installed on the two sides of the upper surface of the operation platform, the industrial vision intermediate practical training equipment comprises a plurality of teaching scene applications, and the teaching scene applications at least comprise a nut sorting application, a bookmark detection application, a dirt detection application, a color distinguishing application and a flying shooting detection application. Different teaching trainings can be carried out by replacing the teaching detection jig and teaching products on the teaching detection jig, so that the operation is simple; various teaching trainings can be carried out on the same machine, so that the use cost is reduced, and different teaching objects can be adsorbed and clamped through switching use of the pneumatic clamping jaw and the pneumatic suction cup.

The invention discloses a sand-fixation tree-planting rain-collecting water-conservation desertification-control component and belongs to the technical field of desertification-control facilities. Theand-fixation tree-planting rain-collecting water-conservation desertification-control component comprises a water storage barrel body, a fixed rod and arc-shaped position-limiting plates, the fixed rod comprises an outer pipe located at the internal central axis position of the water storage barrel body and an inner pipe arranged inside the outer pipe, the top end of the outer pipe is fixedly provided with a rain receiving tank matched with an upper end opening of the water storage barrel body, the bottom of the rain receiving tank communicates with the outer pipe, the lower end of the outerpipe penetrates through a cover plate, water absorption fillers and the bottom of the water storage barrel body in sequence, the outer pipe is provided with water through holes communicating with a water storage cavity in a distributed manner, the length of the inner pipe is larger than that of the outer pipe, the lower end of the inner pipe is provided with at least three stabilizing claws whichare distributed at equal intervals in a horizontal circumference surface, elastic parts are connected between the stabilizing claws and the inner pipe, dragging ropes are connected between the free ends of the stabilizing claws and the inner wall of the outer pipe, in an initial state, the stabilizing claws are drawn inside the outer pipe, and the dragging ropes are wound on the inner pipe and arein a slack state. The sand-fixation tree-planting rain-collecting water-conservation desertification-control component is relatively labor-saving in installation, and fixing mechanisms can be reused;and the sand-fixation tree-planting rain-collecting water-conservation desertification-control component can be adapted to growth of trees and is good in application effect.