36results about How to "Achieve shock resistance" patented technology

The invention provides a bamboo-plastic composite material which is obtained by that raw materials such as plastic, recycled waste plastics, bamboo powder, modifier, chemical agent, lubricant, etc. are mixed in different proportions and extruded out to get series bamboo-plastic granule; the invention can be used for manufacturing different products such as bamboo-plastic boards, wood-plastic composite profiles and wood-plastic tubular products, etc. through extruding. The series bamboo-plastic granule can be produced in a continuous large volume and is characterized in that the production efficiency is high, the cost is low and the performance-price ratio is high, etc. The series bamboo-plastic granule can be used for replacing wood, and the cost thereof is lower than wood-plastic materials while the mechanical strength thereof is higher than wood-plastic materials, therefore the series bamboo-plastic granule can be widely popularized for use. The series bamboo-plastic granule is a novel cyclically reutilized material resource after wood-plastic material.

A water proof floor is made by dipping 1-3 pieces of anti wearing paper and decorative paper into melamine and dried, applying 2MPa-10MPa pressure with the heating press with these two kinds of paper stacked, in the temperature of 185deg.C-230deg.C, keeping the pressure for 25-60s and cooling naturally to form into the panel, roughening the upper surface of the wood slab or free wax fiber slab to form into uneven surface, applying adhesive agent on the upper surface of the slab, one side of the decorative paper of the panel attached on the up surface of the slab, applying 15MPa-45MPa pressure in normal temperature for 15-60 minutes, sticking the panel to the slab to make a big plate, cutting the big plate to the required strip, having key way vertically and horizontally to make the final product. The floor is not only anti wearing, and water proof, it is also being anti shock, fire resistant, anti erosion, and environment protective in nature.

The invention relates to the technical field of steel structures, in particular to an adjustable building stand column connecting mechanism and a using method. The adjustable building stand column connecting mechanism comprises a first column body and a second column body, and further comprises a controller, a first adjusting device, a second adjusting device and a top connecting device; and the first adjusting device is arranged at the bottom of the first column body and used for accurately adjusting the installation position of the first column body, the first adjusting device comprises a bottom shell, the second adjusting device comprises a top cover, a bottom cover, four flexible connecting assemblies and four rigid connecting assemblies, the top connecting device comprises a lining and a connecting assembly, the lining is arranged on the outer wall of the top of the second column body, the connecting assemblies are arranged on the top of the lining, and the rigid connecting assemblies are electrically connected with the controller. According to the adjustable building stand column connecting mechanism and the using method, the mounting position of stand columns can be accurately adjusted, and time and labor are relatively saved during adjustment; and meanwhile, according to the stress condition of the stand columns, an internal connecting mechanism can be automatically adjusted to prevent collapse.

The invention discloses a power cable hydraulic anti-theft well lid. The power cable hydraulic anti-theft well lid comprises a well cover, a well ring and a hydraulic lock mechanism, wherein the hydraulic lock mechanism is used for locking the well cover. The well cover is connected with the well ring through a hinge pin. The hydraulic lock mechanism is arranged at the bottom of the well cover. The hydraulic lock mechanism comprises a hydraulic oil cylinder and an oil conveying pipe, wherein the oil conveying pipe is connected with the hydraulic oil cylinder. A lock and a lock reset spring are squeezed by a piston to move and are arranged on the wall of the oil cylinder. A spring which drives the piston to reset is arranged in the oil cylinder. The well cover is further provided with an oil injection hole which is communicated with the oil conveying pipe, and an oil injection hole plug which blocks the oil injection hole. When the well cover is opened, a hydraulic pump needs to be used for injecting oil into the hydraulic oil cylinder, the piston is driven to move so as to enable the lock to retreat, and therefore the well cover can be opened. The hydraulic lock mechanism is separated from the hydraulic pump, the anti-theft effect can be achieved only in the operating process, the hydraulic lock mechanism can be opened only through a special tool, and therefore the anti-theft performance of the well lid is enhanced, the hydraulic lock mechanism is simple in structure, the well lid is convenient to open or close, and the problem that the well lid is easily stolen is thoroughly solved.

The invention relates to one kind of coating material and its manufacturing method. The manufacturing method is that: it covers PU fabric layer on the detachable base-paper, after its drying, and then it covers PU bottom layer. After drying, coiling and cooking, it detaches the detachable base-paper off to achieve the PU covering material with colorful texture. In the invention, the surface layer with at least one colorful texture layer and the PU basal layer can be used for covering electronic products, which can increases users' good feeling for electronic products.

The invention discloses an air inlet system of an annular cooling machine. An annular air duct consists of an annular liquid groove and a door-shaped sealing device; a sealing cover plate of the door-shaped sealing device covers on the annular liquid groove; an inner annular plate and an outer annular plate of a door-shaped air duct of the door-shaped sealing device extend downwards to the below of the liquid levels of an annular inner liquid tank and an annular outer liquid tank of the annular liquid tank respectively; the distance from an inner annular plate of the door-shaped air duct to an inner side annular plate of the annular inner liquid tank is larger than the distance from the inner annular plate of the door-shaped air duct to the inner annular plate of the annular air duct of the annular inner liquid tank; and the distance from an outer annular plate of the door-shaped air duct to an outer side annular plate of the annular outer liquid tank is larger than the distance from the outer side annular plate of the annular outer liquid tank to the outer annular plate of the annular air duct. The invention also discloses the annular air duct. The air inlet system can effectively prevent liquid in the annular liquid tank from splashing by overlarge vibration amplitude and ensures normal operation of the annular cooling machine.

The invention provides an anti-static screen protection film and a preparation method thereof. The anti-static screen protection film sequentially comprises an anti-static layer 1, a hardened coatinglayer 2, a PET base material layer 3, a hardened coating layer 4 and a release film layer 5 from top to bottom; the preparation method comprises the steps: 1) respectively preparing coatings of the hardened coating layer 2 and the hardened coating layer 4; 2) uniformly coating one surface of the PET base material layer 3 with the coating of the hardening coating layer 2 and hardening to form the hardening coating layer 2; 3) uniformly coating the other surface of the PET base material layer 3 with the coating of the hardening coating layer 4 and baking; and 4) pasting the release film, pastingthe release film layer 5 on the surface, coated with the coating of the hardened coating layer 4, of the PET base material layer 3, and curing to obtain the hardened coating layer 4 clamped by the PET base material layer 3 and the release film layer 5. The screen protection film prepared by the preparation method has good antistatic performance, wear resistance, blue light resistance and long service life.

The invention discloses a TPE trundle material with high resilience and high wear resistance and a preparation method. The TPE trundle material with high resilience and high wear resistance contains the following components in parts by weight: 100 parts of styrene elastomer, 20-170 parts of aromatic oil, 5-90 parts of polypropylene, 5-100 parts of powdered rubber, 5-130 parts of thermoplastic vulcanized rubber, 25-110 parts of polyurethane, 15-75 parts of ultrahigh molecular weight polyethylene and 10-135 parts of adjuvant. The preparation method for the TPE trundle material with high resilience and high wear resistance comprises the following steps: filling oil, blending, extruding and pelletizing. The trundle material prepared according to the invention has high compatibility with polypropylene; the trundle material can be coated and molded in the manner of secondary injection molding; the trundle material has excellent resilience performance, is nontoxic and environment-friendly andhas excellent processing property; the coating process is simple; the TPE trundle material has excellent abrasive resistance, high strength and high resilience; the service life of the trundle can beprolonged; the anti-shock and damping function of trundle can be achieved.

The invention discloses a preparation method of a 3D multidimensional cambered multilayer laminated glass substrate, which is a multilayer laminated glass substrate with the characteristics of multidimension and multiple curved surfaces and is prepared based on plate glass through cutting, edging, hot bending, steeling, heating and laminating. The preparation method comprises the steps: adoption of vertical pull plate glass (divided into slotted/slotless two types), flat pull plate glass and float glass sheets which are 0.1mm-12mm in thickness; numerically-controlled precise cutting according to a prescribed or specified dimension by a full automatic computer; precise edging and polishing according to specified parameters by a numerical control double edge grinding machine; multidimensional cambered modeling, hot bending and wind cooling steeling by a reciprocating bending and steeling furnace; and multilayer glass laminating and deburring by a numerical control heating and laminating machine. The 3D multidimensional cambered multilayer laminated glass has the shaped characteristics of multidimension, cambered surfaces and curved surfaces, and simultaneously, the substrate double-sided glass is abrasion resistant, shock resistant, easy to clean, and suitable to be matched in use for various products and processes requiring curved surface modeling.

The invention discloses a static-conducting connecting structure of a coupling for double-layered pipes, and relates to the technical field of pipe connection. The structure comprises an outer connecting pipe and an inner connecting pipe which are both straight pipes. The two end ports of the inner connecting pipe are internally provided with tubular inserts correspondingly. One ends of the inserts are sleeved with the inner connecting pipe in a sealed mode, and the other ends of the insert are sleeved with inner oil conveying pipe bodies. The inner oil conveying pipe bodies are sleeved with outer oil conveying pipe bodies. The two ends of the outer connecting pipe are sleeved with connecting sleeves correspondingly. The connecting sleeves are used for enabling the outer connecting pipe and the outer oil conveying pipe bodies at the corresponding ends to be integrated in a sealed mode. The inner wall of the inner connecting pipe is coated with a second static conductor layer which is connected with the inserts in the two end ports of the inner connecting pipe at the same time. According to the static-conducting connecting structure, through the inserts arranged in the both end ports of the inner connecting pipe, and the second static conductor layer, first static-conducting layers of the inner oil conveying pipe bodies are connected, and it is guaranteed that good static-conducting performance is achieved between oil conveying pipes.

An expandable and earthquake-proof pipe joint is provided to prevent the destroying of pipe joint by preventing the increasing of partial flow pressure and vortex which is caused by the inflow of fluid. An expandable and earthquake-proof pipe joint comprises a body, a packing, a flange, a pressing ring, a combining member, and a buffering member. One end of a pipe is inserted into the body. A level difference is formed at an end of the body in which one end of the pipe is inserted. An inner diameter of the body is expanded through the level difference. The packing seals the inner surface of the body and the outer surface of the pipe. The flange pressurizes the packing to a vertical plane of the level different part in the longitudinal direction of a pipe. The buffering member absorbs the expansion and contraction of the pipe.

The invention discloses an opposed impact energy consumption device. A transmitting channel and an energy consumption channel communicated with the transmitting channel in series are arranged between equipment and an equipment carrier, and the sectional area of the input end of the transmitting channel is larger than that of the input end of the energy consumption channel. The top end of the transmitting channel is connected with the equipment, and the bottom end of the energy consumption channel is connected with the equipment carrier. A first medium transmitting impact energy is arranged in the transmitting channel, a second medium used for consuming the impact energy is arranged in the energy consumption channel, and the compatibility of the first medium is smaller than the compatibility of the second medium. When a system is not impacted, original vibration isolation performance of the system will not be affected; when the system is impacted, partial impact energy is consumed in the mode that gases are quickly compacted and released so that the impact resistance performance of the isolated equipment can be improved.

The invention discloses a building pipeline anti-knock device. The pipeline has the good anti-knock effect, mounting is convenient, the angle can be adjustable, the device can adapt to different-anglemounting, according to the building pipeline anti-knock device, the pipeline penetrates through a dual-U pipe clamp in an inserted manner, the dual-U pipe clamp limits left and right moving of the pipeline, one end of a steel pipe penetrates through the dual-U pipe clamp to clamp the pipeline, the steel pipe limits front and back moving of the pipeline, the other end of the steel pipe is connected with a connecting base, the connecting base is fixedly connected with the wall, the dual-U pipe clamp comprises two parallel U rings, heads of opposite sides of the two U rings are connected througha steel pipe ring, and outer threads are arranged on heads of the other opposite sides on the two U rings. The inner walls of the middles of the U rings are matched with the outer wall of the pipeline, the inner wall of the steel pipe ring is matched with the outer wall of the steel pipe, one end of the steel pipe penetrates through the position between the two U rings in an inserted manner, theouter threads on the two U rings are connected with a steel pie pressing plate, and the steel pipe pressing plate and the steel pipe ring jointly clamp the steel pipe for enabling the steel pipe to bekept still.

The invention relates to an egg-shaped earthquake escape bed and a using method thereof. The egg-shaped earthquake escape bed comprises a fixing base. A longitudinally-cut eggshell-shaped lower coveris fixedly arranged on the fixing base, air holes or water leakage holes capable of being blocked are formed in the lower cover, a horizontal bed is arranged in the lower cover, a longitudinally-cut eggshell-shaped upper cover capable of being hidden in the lower cover after being rotated is arranged on the upper side of the lower cover, and air holes and a safety air bag are arranged on the uppercover. The egg-shaped earthquake escape bed can be used for earthquake resistance and can resist various disasters, so that the aims of providing comfortable sleep and protecting the safety of a human body are fulfilled.

The invention relates the fireproof material, especially the high temperature abrasion-proof carbide ceramics material and preparing method. The method comprises the following steps: mixing the four kinds of silicon carbides which are 0-150 mum, adding water, then adding 1-5% rare earth, pulping, injection molding, drying, caking at 2425-2550Deg.C, and getting high temperature abrasion-proof carbide ceramics material. The product made with the material has the advantages of small volume, light weight, long lifetime and convenient usage; after drying, high-sintering, getting carbonization recrystallization product whose compression strength is 110MPa and volume density is 2.7g/cm3, and getting the ceramic products which is high-temperature resistance, corrosion resistance, wear-resisting, bruise resistance and anti-chattering.

The invention relates to a dust-free room partition wall and a construction process thereof, the dust-free room partition wall comprises a partition wall, a top plate and a bottom plate, the partition wall comprises partition plates connected in sequence, and the partition plates comprise glass fiber reinforced plastic materials. According to the dust-free room partition wall, the partition plate is made of the glass fiber reinforced plastic material, the problems that in the prior art, a partition wall is not easy to repair and low in waterproof and moisture-proof performance are solved, the mass of the partition wall is reduced, the strength is improved, and the partition wall has excellent mechanical strength.

The invention relates to a vibration detection valve device, which is composed of a base, a docking device, an interface pipeline, a vibration measurement sensor, a permanent magnet and an electromagnetic adsorption device. The base is made of a hollow steel plate, filled with sand and soil. The steel plate has a certain quality, which acts as a fixing device and ensures that the detection device has a certain degree of freedom. The sand and soil can imitate the actual geological conditions. There is a support seat for the interface pipeline on the base, and a docking device is installed on the pipeline for connecting valves of different specifications. A vibration measurement sensor is installed below the valve installation position to detect the vibration resistance of the valve and read out the data. A vibration generating device is installed on one side of the base, and the devices are divided into two groups to generate horizontal and vertical vibrations respectively. Each group of two electromagnetic adsorption devices is placed opposite to each other, and a permanent magnet is fixed by a spring in the middle, and the two electromagnetic adsorption devices are alternately energized so that the permanent magnet vibrates to drive the whole device.

The invention provides an expansion cone comprising a first cone section (1), a second cone section (2) and a third cone section (3). The first, second and third section cones (1, 2 and 3) are sequentially connected along the axis of the expansion cone. A through hole (4) penetrating along the axial direction is arranged inside the expansion cone, the outer diameter of the first cone section (1) is smaller than that of the third cone section (3), and part of the surface, adjacent to the first cone section (1), of the second cone section (2) is part of the surface of an elliptical ball. Friction resistance of the expansion cone during the expansion process can be beneficially lowered, strength of the expansion cone can be enhanced, elasticity of the expansion cone can be guaranteed, and occurrences of unexpected accidents like cracking and too much abrasion caused by long-distance expansion construction can be avoided.

The invention provides a prefabricated hollow wall panel and cast-in-place concrete wall panel mounting node which comprises a cast-in-place concrete beam. A groove is formed in the lower end face of the cast-in-place concrete beam. The groove extends along the longitudinal direction of the cast-in-place concrete beam. According to the prefabricated hollow wall panel and cast-in-place concrete wall panel mounting node provided by the invention, the cast-in-place concrete beam with the groove in the lower end face is used; both sides of the groove are flanged; the balance stability of the cast-in-place concrete beam is greatly improved; and seismic fortification and water resistance are realized.