49results about How to "Don't worry about falling off" patented technology

The invention relates to the field of an electronic material and discloses a method for preparing a metal conductive film. The method comprises: first of all, respectively preparing a sea alginate aqueous solution and a metal particle dispersion liquid; then coating the sea alginate aqueous solution on a substrate; then coating the metal particle dispersion liquid on the substrate so as to prepare a metal conductive film; immersing the substrate coated with the metal conductive film into an inorganic salting liquid; and finally cleaning the metal conductive film by use of deionized water after the substrate is taken out of the inorganic salting liquid. Compared to the prior art, the method for preparing the metal conductive film improves the adhesiveness between the metal conductive film and the substrate while increasing the conductivity of the metal conductive film by 1-4 times. Besides, the process temperature is low, the operation process is simple, and the cost is low.

The present invention provides a cable protection and guide device adapted for easy, sure storage and arrangement of cables in a cable storage space. The cable protection and guide device 100 is detachably provided with a partition shelf board member 120 for dividing a cable storage space R for storing, arranging, guiding and protecting cables C into a bending inner circumferential side and a bending outer circumferential side, and a pair of partition wall board members 130 for laterally dividing the space. The partition shelf board member 120 includes a pair of right and left engagement adaptor parts 121, 121 to be engaged with a pair of right and left partition wall board members 130, 130, respectively, and each of the partition wall board members 130 includes a pair of positioning ratchet teeth 131, 131 cut in slit opposed faces 131 a, 131 a.

The invention discloses a self-thermal-insulation mortar including, by weight, 20-40 parts of cement, 5-60 parts of yellow sand and 1-8 parts of a main activator, wherein the main activator is hydrotalcite or a hydrotalcite-like material. In the formula of the self-thermal-insulation mortar, the cement, the yellow sand and the main activator are compounded so that a synergetic effect is achieved. A complex reaction between microscale polyvalent metal ions in the cement and the main activator is carried out, and then the microscale polyvalent metal ions is complexed at a quartz sand-water interface or a silicon dioxide-water interface for activating surfaces of the cement and the quartz sand to change a conventional stacking status of the cement, thereby forming a giant network complexing structure in the system. Meanwhile, when the main activator is complexed with the microscale polyvalent metal ions, interlayers in the main activator is expanded to uniformly form nanopores of which diameters are about 1-5 nm, so that the building block is excellent in strength, thermal-insulating performance, water-retaining property, constructability and the like.

The invention discloses a rope end with soft and elastic handfeel and a preparation method of the rope end. The rope end is obtained by being soaked in printing ink; the printing ink comprises elastic printing ink, water and a curing agent; the mass ratio of the elastic printing ink to the water to the curing agent is 20:(1.25-1.4):(5-10); and the viscosity of the printing ink is 500-800mPa.s. The rope end has soft handfeel and excellent elasticity, excellent viscosity, excellent wearing resistance, excellent water-washing resistance and existent bending resistance, is capable of showing rope grains, and can be bent optionally.

The present invention relates to one kind of passive automobile tyre pressure and temperature detecting device. The passive automobile tyre pressure and temperature detecting device consists of detecting alarm processor in the driver's cab, emitting antenna installed over or beside tyre, and responder installed in hub, inside tyre or at air tap; and the responder consists of sensing antenna, pressure sensor, double metal temperature sensor and capacitor integrated together. The emitting antenna is connected via signal wire to the detecting alarm processor, and the power source wire of the detecting alarm processor is connected to battery in automobile. The present invention can show the tyre pressure and temperature accurately and send alarm signal, and the system is simple in structure, convenient in maintenance, low in cost and excellent in performance.

To suppress damage to a cover itself to the minimum, while effectively protecting a suspension arm by a cover. Since the cover 31 is attached to cover a lower face of a body part of a second lower arm 15 suspending a wheel, the damage to the second lower arm 15 caused by contact with a curb or flying gravel can be prevented by the cover 31. Particularly, since the cover 31 is constituted of a synthetic resin member 32 and a rubber member 33, the damage in case the cover 31 hits to the curb or flying gravel can be suppressed to the minimum by the elastically deformable rubber member 33, and further, when the cover 31 functions as a straightening member for reducing air resistance, the rubber member 33 is deformed by wind pressure corresponding to a vehicle speed to change aerodynamic characteristics. The synthetic resin member 32 is overlapped with the rubber member 33, and they are jointly fastened to the second lower arm 15 with clips, so that the cover can be attached or detached while falling off of the cover 31 can be surely prevented.

The invention discloses a bright hard wear-resistant inked rope tip. The inked rope tip is produced by the following method: a rope tip is soaked in setting size and solidified; the rope tip is soaked in ink, solidified and colored; finally, the rope tip is soaked in glossy varnish and solidified, and thereby the bright hard wear-resistant inked rope tip is obtained. The bright hard wear-resistant inked rope tip produced by the invention not only is as neat as ordinary rope tips made of plastic and metal, but also has the advantages that: the bright hard wear-resistant inked rope tip is highly glossy, the lines of a rope can be shown, and colors can be optionally matched.

Provided is a ceramic wiring substrate comprising a vertical conducting body which is formed by forming a vertical conducting hole in a substrate after the substrate is formed in a plate shape by sintering a ceramic precursor, forming a porous structure made of a metal with a high melting point in the vertical conducting hole, and infiltrating a low-resistance metal into the hole. The vertical conducting body has a normal composite structure with no abnormal grain growth, voids, cracks, or the like, and has no possibility of sloughing from the substrate. Also provided are a method for manufacturing the ceramic wiring substrate, and a semiconductor device configured using the ceramic wiring substrate. On the inner surface of the vertical conducting hole (2) of the substrate (3) before the vertical conducting body (4) having the composite structure is formed, an intermediate layer (5) comprising at least one from among the group consisting of Mo, W, Co, Fe, Zr, Re, Os, Ta, Nb, Ir, Ru, and Hf is formed.

The invention discloses a high-strength high-thermal-insulating building block including following materials, by weight, 20-40 parts of cement, 5-60 parts of yellow sand and 1-8 parts of a main activator, wherein the main activator is hydrotalcite or a hydrotalcite-like material. In the formula of the building block, the cement, the yellow sand and the main activator are compounded so that a synergetic effect is achieved. A complex reaction between microscale polyvalent metal ions in the cement and the main activator is carried out, and then the microscale polyvalent metal ions is complexed at a quartz sand-water interface or a silicon dioxide-water interface for activating surfaces of the cement and the quartz sand to change a conventional stacking status of the cement, thereby forming a giant network complexing structure in the system. Meanwhile, when the main activator is complexed with the microscale polyvalent metal ions, interlayers in the main activator is expanded to uniformly form nanopores of which diameters are about 1-5 nm, so that the building block is excellent in strength, thermal-insulating performance, water-retaining property, constructability and the like.

The invention discloses a bicycle shaft multi-stage transmission internal speed variator. The speed variator comprises a spline shaft, a variable speed cylindrical gear, a first bevel gear, a second bevel gear and a third bevel gear, wherein one end of the spline shaft is in transmission connection with a bicycle power source; the spline shaft is coaxially sleeved with the variable speed cylindrical gear, and the variable speed cylindrical gear is capable of sliding axially along the spline shaft; a rear axle of a bicycle is coaxially sleeved with the first bevel gear, the second bevel gear and the third bevel gear which are sequentially arranged; the variable speed cylindrical gear is driven by an adjusting device to slide among and be meshed with the first bevel gear, the second bevel gear and the third bevel gear; the number of gears of the first bevel gear is greater than the number of gears of the second bevel gear, and the number of gears of the second bevel gear is greater thanthe number of gears of the third bevel gear. According to the speed variator provided by the invention, the variable speed is realized by sliding of the variable speed cylindrical gear among the low,medium and high speed bevel gears on the rear axle of the bicycle and the switched meshing between the variable speed cylindrical gear and the low, medium and high speed bevel gears, and the speed variator is compact in structure, few in parts, easy to maintain and long in maintenance period.

The present invention relates to a unidirectional cultch, which may be easily minimized and may reduce manufacture cost of shells. The unidirectional cultch allows a shaft rotating relatively to a shell body in only one direction, thus limits rotation in another direction, wherein, in one aspect, a rolling component on inner surface of the shaft hole holds width of an opening of a space larger than external diameter of the rolling component, in the other aspect, a holding component is integrally arranged on a spring component to make it front end face the opening of the holding space of the rolling component and hold the rolling component, in state of using spring force of the spring component to side-push the rolling component to a narrow width section, the distance from the front end of the holding component to the opening edge of the holding space of the rolling component at narrow width section side is less than the external diameter of the rolling component, and is larger than the distance from the contact point of the rolling component and the shaft to the opening edge of the narrow width section side.

The invention discloses an intelligent book returning device for a library. The intelligent book returning device comprises a frame body, a book box, a lifting mechanism, a book conveying mechanism for pushing books to the position above the lifting mechanism and a book pushing mechanism for pushing the books to a bookshelf body. The frame body has a frame structure defined by a base, mounting plates arranged on the two sides and a fixing plate at one end. Intelligent walking wheels are connected to the four corners of the bottom of the base correspondingly. The book box is arranged in the frame body. The book conveying mechanism comprises a book pushing table perpendicular to the bottom of the book box, the book pushing table is slidably arranged in the book box in an axial direction, andthe end, opposite to the fixing plate, of the base is connected with a horizontally-arranged rectangular sliding fixing table. The lifting mechanism is arranged above the sliding fixing table, a lifting table is transversely arranged at the top of the lifting mechanism, and a book pushing structure is arranged above the lifting table. According to the invention, an intelligent technology is usedfor replacing original tedious manpower and an accurate data processing function is applied to book returning, so that a library can efficiently and accurately complete book taking and placing work; the technology is easy to operate and implement, and the cost performance is high.

The invention relates to an anti-attrition oil saving agent for structural porcelain, comprising lubricating oil or lubricating grease used as a carrier. Natural ore powder with fineness specificationof 500 nanometers-2 micrometer is uniformly added in the lubricating oil or the lubricating grease, the content of the natural ore powder in the lubricating oil or the lubricating grease is 0.01-1%,the natural ore powder comprises the following elements in percentage by weight: 5-20% of silicon, 5-20% of aluminum, 5-20% of calcium, 5-20% magnesium, 1-10% of ferrum and 1-10% of natrium, and the natural ore powder is selected and added in the lubricating oil or the lubricating grease according to a certain proportion, and after emulsification and diffusion treatment, the anti-attrition oil saving agent is prepared. A appropriate amount of the anti-attrition oil saving agent is added in engine oil so as to synthesize a smooth and hard structural porcelain protection layer with machine bodyelements on a negative friction surface in virtue of heat energy generated by high-temperature fuel gas of the engine and friction during the operation of mechanical equipment, thereby reducing the friction coefficients of machine parts and the abrasion and achieving the purpose of saving oil.

A decorative composite plate with stone surface is composed of stone surface layer, adhesive layer and substrate which may be aluminium-plastics plate, plywood, or stone slab. Its features are that said substrate has many through holes in different shapes for preventing deformation and cracking caused by the temp or humidify variation. Its advantages are high stability, light weight, good toughness and no deformation.

The invention relates to a watch box with an embedded brand label. The watch box with the embedded brand label is characterized in that a groove is formed in the outer surface of the watch box; and a brand label is arranged in the groove. According to the watch box provided by the invention, the groove is formed in the outer surface of the watch box; the brand label made of a metal material is embedded and fixed in the groove; the sign of the brand label is carved on the metal material, so that the brand label is not easy to wear, a commodity brand has three-dimensional and eye-catching visual effects, and the brand label does not fall off or fade.

When exposing a pattern on a recording medium, such as a printed wiring board on which a photosensitive layer having sensitivity to light, such as a resist layer or the like, is stacked, the photosensitive layer is prevented from unduly becoming irremovable or liable to be peeled off, while maintaining the adhesion of the layer. In order to achieve this, when a wiring pattern is exposed on a resist layer formed on a substrate by an exposure apparatus 3, irradiation energy of the exposure light is controlled to become greater in an edge portion of the wiring pattern than in the other portion of the wiring pattern.

The invention belongs to the technical field of heating devices, and particularly relates to a sealed heating device with an integrated clamping flange and a using method of the sealed heating device.The sealed heating assembly comprises a flexible sealing sleeve (3), wherein a sealed cavity is formed in the flexible sealing sleeve (3), and an integrated clamping flange (34) is arranged on the inner wall of the sealing sleeve (3); a central heating element (1) arranged in the sealed cavity. A double-side vibration cigarette outlet assembly comprises a vibration block (4) arranged on the periphery of the sealed heating cavity; a power supply device providing power for the vibration block (4) to inwards extrude the side wall of the flexible sealing sleeve (3). According to the sealed heating device, the mode that the flexible sealing cavity is extruded in the circumferential direction is adopted for the first time, oscillating cigarette discharging is achieved, meanwhile, the integratedclamping flange (34) is arranged at the upper end of the flexible sealing cavity, and a cigarette can be clamped and sealed in the circumferential direction. Therefore, the problems are solved, and sealed heating of a cigarette and smooth circulation of smoke are achieved at the same time.

The invention discloses a cleaning device for brake pistons. The device comprises a cleaning tank for containing cleaning liquid, a water inlet pipe arranged on the cleaning tank and a water outlet pipe fitting with the water inlet pipe, wherein the cleaning tank includes a tray for fixing the pistons, a tray frame moving back and forth, a driving member for driving the tray frame to move back andforth, and a frame slide rail where the tray frame moves back and forth. Through the arrangement of the tray, the tray frame, the driving member and the frame slide rail, the more pistons can be cleaned at the same time, the cleaning speed is faster, the time and labor are saved, the cleaning is relatively thorough, and the cleaning efficiency is greatly improved.

The present invention can easily separate and discard metallic parts and nonmetallic parts from each other in the case of disassembling an automatically-opened umbrella to discard. A flange-like stretcher pivotally supporting part having a plurarity of stretcher housing grooves formed radially at its periphery is provided at a lower runner made of resin. Metallic pivotally supporting rings facing all of the plurarity of stretcher housing grooves of the stretcher pivotally supporting part are fitted coaxially and detachably from the lower surface side of the stretcher pivotally supporting part to pivotally support the U-shaped root parts of metallic rib in the rib housing grooves in a removable state.

The invention relates to a device for fixing floating bodies (1), in particular boats and jetties, to a landing body (2). The device comprises at least two holding trees (5), which are each fixed at one end to the floating body (1) and at the other end to the landing body (2) by means of fittings (3) at respective mooring points (4), wherein the holding trees (5) comprise two sub-trees (6, 7) telescopically movable one inside the other and braced against each other by a spring assembly. In order to produce advantageous anchoring conditions, according to the invention the spring assembly comprises stop members (9) arranged at intervals in the longitudinal direction (8) of the tree and elastomeric spring components (10) provided between the stop members (9), and by means of stop lugs (11) that project in the longitudinal direction of the tree the stop members (9) engage over the spring components (10), leaving a receiving space (12) open, the volume of which corresponds at least to the displacement volume of the elastomeric spring components (10) in the stop position of the stop members (9).

The invention relates to the technical field of a PCB, and especially relates to a slot type PCB. The slot type PCB comprises a substrate, the substrate is provided with gaps, the gaps are internally provided with pins, the pins are inserted into guide holes in a guiding seat, the two sides of the guide seat are provided with installation plates, the guide holes are internally provided with metal insertion sheets, and the installation plates are provided with threaded holes. When the slot type PCB is used, the pins are utilized for insertion into the guide holes in the guide seat, and the guide holes are internally provided with the metal insertion sheets for connection with a power supply so as to realize the purpose of energization. Such a connection mode eliminates worries about disengagement of wires and ensures normal application of the circuit board.

The invention discloses a pair of medical operating forceps. The medical operating forceps comprise a forcep body; a forcep mouth is formed in the forcep body; a forcep groove is formed in the forcep mouth; the forcep groove is distributed in the top and the bottom of a front section of the forcep body; the forcep groove is connected with a forcep core; the thickness of the forcep core is slightly less than the thickness of the forcep body; the forcep core is hidden in the forcep body; a connecting block is arranged on the forcep body; the connecting block is in a convex shape; a handle is arranged on the connecting block; a fixed clamp is arranged on the handle; the fixed clamp is distributed at the front end of the handle; a sliding handle is arranged on the handle; the sliding handle wraps the handle; when the medical operating forceps are in practical use, the forcep core of the operating forceps is very sharp generally; the forcep core is arranged in the forcep body, so that when the medical operating forceps are used, the forcep core can extend for operating by extruding the handle; the exposed forcep is also wrapped by the front section of the forcep body; the sliding handle is arranged on the handle and can slide, so that the handle can be lengthened; the length of the handle can be met; a limiting piece is arranged on the forcep groove; the maximal extending length of the forcep core can be controlled by the limiting piece, so that the overall operating forceps are controlled freely, and the safety is increased.

The present invention provides a connector and a construction machine. The connector (20) is used to connect a power cable for power transmission to an electrical device mounted on a vehicle, and includes: a device-side socket; a cable-side plug (22 ), which is plugged and unplugged relative to the socket on the equipment side; the detection switch (30), which is electrically connected and disconnected by using the mechanical contacts on the socket on the equipment side and the plug (22) on the cable side; on the equipment side The contact terminal of the detection switch (30) is provided on the socket, and the plug (22) on the cable side is provided with: a plug shell (41) electrically grounded by connecting with the socket on the equipment side; covering the plug shell (41) ), the cover plate (43) has: an insulating plate body (51); the contact conductor (52) of the detection switch (30) in contact with the contact terminal, the plate body (51) and the contact conductor (52) are integrally formed.

The invention relates to a structure ceramic metal abrasion reduction material which comprises lubricating oil or lubricating grease used as a carrier; natural ore powder with the fineness specification of 100 to 500 nanometers is uniformly added into the lubricating oil or the lubricating grease; the content of the ore powder in the lubricating oil or the lubricating grease is 0.1% to 1%; the core powder comprises elementary components: 5% to 20% of silicon, 5% to 20% of aluminium, 5% to 10% of calcium, 5% to 20% of magnesium, 5% to 10% of carbon, 1% to 10% of iron, 1 to 10% of sodium and 0.01% to 1% of scandium; the structure ceramic metal abrasion is prepared by the steps of: selecting the ore powder, adding the ore powder into the lubricating oil or the lubricating grease according toa certain proportion and carrying out emulsification and diffusion treatment; a right amount of reduction material is added into machine oil of an engine; in the running process of mechanical equipment, the reduction material is combined with engine body elements on the frictional negative surface by virtue of the heat energy generated by the high temperature gas and the friction of the engine toform a smooth and hard structure ceramic protective layer, thereby achieving the purpose that frictional factors of the machine elements are decreased, the abrasion is reduced, the service life of the machine elements is prolonged and the oil is saved.

The invention discloses a foundation pit steel pipe connecting device. The foundation pit steel pipe connecting device comprises a thick iron sheet and a limiting structure. The limiting structure isinstalled on the thick iron sheet, the limiting structure and the thick iron sheet are integrally formed, the whole limiting structure is cylindrical, and the thick iron sheet and the limiting structure are combined to form a component unit. The limiting structure comprises a limiting cylinder, a limiting column, limiting blocks and bolts. The limiting cylinder wraps the limiting column and comprises two arc-shaped plates. Expansion joints are reserved in the joint of the two arc-shaped plates and used for increasing and reducing the diameter of the limiting cylinder. Every two adjacent limiting blocks are oppositely arranged on the corresponding side face of the limiting cylinder, the bolts are arranged in the limiting blocks, and the limiting blocks are used for connecting the two disconnected arc-shaped plates. The stability of a supporting system is improved, components and parts are prevented from falling off, whether the ends of internal steel pipes are inclined or not can be observed through an examination cavity, the potential safety hazard are timely eliminated, and the overall stability of a steel pipe support is enhanced by the limiting cylinder and the limiting column.

Described is a device for fixing a floating body (1), in particular a boat and a pontoon, to a landing body (2), consisting of at least two arms (6, 7) each of which is telescopically movable one within the other. Two holding arms (5), one end of each holding arm is on the floating body (1) and the other end is on the landing body (2) and is fixed on the corresponding fixing piece (4) with the help of accessories (3). The arms are supported relative to each other by spring means. In order to provide a favorable anchoring relationship, it is proposed that the spring device includes stop bodies (9) spaced apart in the arm longitudinal direction (8) and elastic spring bodies (10) arranged between the stop bodies (9), and the When the accommodating space (12) is released, the stop body (9) overlaps the spring body (10) with a stop protrusion (11) protruding in the arm longitudinal direction. The volume of the accommodating space is at least equal to that of the elastic spring. The extrusion volume of the body (10) at the stop position of the stop body (9) is consistent.

The invention relates to a watchband box with an engraved brand label. The outer surface of the watchband box is provided with the brand label. The watchband box is characterized in that a brand logo on the brand label dents on the surface of the brand label. According to the watchband box, the brand logo on the brand label is designed to be engraved and dent inwards and is novel, special and not easy to wear; brand value of a product can be expressed fully, three-dimensional and profound visual effectiveness of the product is provided, and shedding and color fading of the brand logo can be avoided.

Provided are a tool wherein a super-hard tip, such as a cemented carbide tip, is fixed to a steel base, and which is suitable for use primarily for purposes such as opening a taphole; and a practical method of fixing the super-hard tip in the case of said tool. Said tool is a cemented carbide tool which is characterized in that a super-hard tip is inserted into an internally threaded tip hole formed in the steel base, and that a hold-down ring which is provided with a male thread around the external periphery thereof and is capable of being threadably engaged with said tip hole, is threadably installed in the tip hole in such a way as to be fitted over the super-hard tip, resulting in the super-hard tip being pressed and fixed. It is desirable that the external peripheral surface of the super-hard tip be formed as a conical inclined surface wherein the diameter in the upper portion (tip portion) is smaller and the diameter in the lower portion (base portion) is larger, and that the internal peripheral surface of the hold-down ring be formed as a trumpet-shaped inclined surface which closely mates with the conical inclined surface of the super-hard tip.