38results about How to "No rolling" patented technology

The present invention relates to poured road surface laying material, and is especially one kind of poured epoxy asphalt concrete material with low construction temperature, high flowability and construction convenience and its preparation process. The poured epoxy asphalt concrete material consists of component A and component B in the weight ratio of 8-50 as well as stone material in the amount of 3-9 times the component A. The component A consists of asphalt 45-90 weight portions, epoxy resin 4.5-36 weight portions, modified alkylphenol 9-27 weight portions and glycidol ether 0-3 weight portions, and the component B is curing agent. The poured epoxy asphalt concrete material is prepared through mixing the materials of the component A, stirring at 120-160 deg.c, adding stone material, and final adding the heated curing agent and maintaining the temperature for 0-120 min.

Provided is a safety intelligent baby stroller capable of regulating and controlling the environment. The safety intelligent baby stroller is characterized in that the safety intelligent baby stroller comprises a controller module, a regulation and control environment module, an attitude detection module, a body overturning-resistant module, a driving module, a brake module, a speed detection module, a voice control module, a voice playing module, a power supply module, a touch display module, and a baby stroller body, and the controller module is respectively connected with the regulation and control environment module, the attitude detection module, the body overturning-resistant module, the driving module, the brake module, the speed detection module, the voice control module, the voice playing module, the power supply module, and the touch display module. According to the safety intelligent baby stroller capable of regulating and controlling the environment, the environment in the baby stroller can be autonomously regulated and controlled, the attitude of the baby stroller can be detected in real time, the overturning of the body of the baby stroller is actively prevented, speed control and reasonable speed limit of the baby stroller are realized, automatic brake of the baby stroller is realized, and the slipping of the baby stroller is prevented.

The invention discloses a safe intelligent baby carriage capable of preventing a baby from being stolen. The safe intelligent baby carriage capable of preventing the baby from being stolen is characterized by comprising a controller module, a user fingerprint module, a posture detecting module, a baby carriage body turnover preventing module, a traveling module, a braking module, a speed detecting module, a voice control module, a voice broadcasting module, a power supply module, a baby detecting module and a baby carriage body, wherein the controller module is connected with the user fingerprint module, the posture detecting module, the baby carriage body turnover preventing module, the traveling module, the braking module, the speed detecting module, the voice control module, the voice broadcasting module, the power supply module and the baby detecting module. The safe intelligent baby carriage capable of preventing the baby from being stolen is advantageous in that, the baby in the baby carriage can be prevented from being stolen by non-privileged users, the posture of the baby carriage is detected, the baby carriage body is actively prevented from turnover, the speed of the baby carriage is controlled and reasonably limited, automatic brake can be performed so as to avoid rolling of the baby carriage, and whether the baby is in the baby carriage or not is detected.

The invention discloses a rail clamping device. The rail clamping device comprises a shell. The rail clamping device is characterized in that a wedged base is arranged in the shell; a wedged block is arranged in the wedged base; a sliding cushion block is arranged between the wedged block and the wedged base; the wedged block is driven by an oil cylinder; and a spring is reset. With the adoption of the structure provided by the invention, the rail clamping device can be applied to a slope rail, no slipping occurs, and equipment can be still for a long period; not only in a normal state but also in a condition that the equipment is suddenly switched off or has a fault, the rail clamping device can lock a rail in a safe and reliable manner; and the rail clamping device enables the equipment to go forwards or backwards on the premise of ensuring the security in advance under the control of a ruled program. Compared with the traditional rail clamping device, the rail clamping device provided by the invention has the following remarkable characteristics: firstly, the rail can be ensured to be locked at any time in the safe and reliable manner; secondly, the rail clamping device can be applied to a flat ground or a slope; thirdly, the equipment goes forwards and backwards with the adoption of the rail clamping device; and fourthly, the program can be set and operated by a hydraulic oil cylinder in a controlled manner.

The invention discloses a safe smart baby carriage supporting remote video. The safe smart baby carriage supporting remote video is characterized by comprising a controller module, a remote video module, a posture detection module, an anti-overturning module, a running module, a brake module, a speed detection module, a voice control module, a voice playing module, a power supply module and a baby carriage body, wherein the controller module is connected with the remote video module, the posture detection module, the anti-overturning module, a running module, the brake module, the speed detection module, the voice control module, the voice playing module and the power supply module respectively. Through adoption of the safe smart baby carriage supporting remote video, a baby can be nursed at any time via remote video; the posture of the baby carriage can be detected in real time; the baby carriage can be actively prevented from being overturned; the speed of the baby carriage is controlled and limited reasonably; and automatic braking of the baby carriage is realized to prevent the baby carriage from sliding.

The invention relates to an intelligent safe fall-prevention baby carriage. The intelligent safe fall-prevention baby carriage is characterized by comprising a controller module, a body fall prevention module, a posture detection module, a body overturn prevention module, a running module, a brake module, a speed detection module, a voice control module, a voice broadcasting module, a power supply module and a baby carriage body. The controller module is connected with the body fall prevention module, the posture detection module, the body overturn prevention module, the running module, the brake module, the speed detection module, the voice control module, the voice broadcasting module and the power supply module. The intelligent safe fall-prevention baby carriage can actively prevent the baby carriage body from falling, the gesture of the baby carriage can be detected in real time, the baby carriage body is actively prevented from falling, the baby carriage is subjected to controlling and reasonable speed limiting, so that the baby carriage is automatically braked and the baby carriage is guaranteed not to slide.

The invention discloses a start control method and device for a switch reluctance motor. The method comprises the steps of acquiring the current torque signal and the current rotating speed signal outputted by the switch reluctance motor which is in a rotating speed control mode during starting; treating a PID regulator as a speed closed-loop regulator G1, wherein the parameters are K11, K12 and K13; adjusting the PID regulator as a current closed-loop regulator G2, wherein the parameters are K21, K22 and K23; treating one function/ transfer function as a parameter adjusting module G; adjusting the parameters of the G1 and the G2 according to the current output torque T and the rotating speed v of the switch reluctance motor; expressing through a matrix equation which can be shown as [K11K12K13; K121K22K23]T=G([T v] T). The control method comprises an acquiring module SA, the speed closed-loop regulator G1, the current closed-loop regulator G2 and the parameter adjusting module G. With the adoption of the method and the device, the operation is smooth while starting on a flat road or starting on a slope, and slipping, jittering and colliding can be avoided.

The invention provides a safe and intelligent baby stroller. The safe and intelligent baby stroller is characterized by comprising a controller module, a mobile power supply module, a posture detecting module, a body tilting preventing module, a running module, a braking module, a speed detecting module, a speech control module, a speed playing module, a power supply module and a baby stroller body. The controller module is connected with the mobile power supply module, the posture detecting module, the body tilting preventing module, the running module, the braking module, the speed detecting module, the speech control module, the speed playing module and the power supply module, respectively. The safe and intelligent baby stroller provided by the invention is advantaged in that electronic equipment of a user can be charged on the baby stroller, the posture of the baby stroller can be detected in real time; the baby stroller body is actively prevented from tilting; the speed of the baby stroller is controlled and reasonably limited; and the braking of the baby stroller is automatic so that the sliding of the baby stroller is assured.

The invention provides a preparation method of an armor material. The armor material is prepared from following components in percentage by mass: smaller than or equal to 0.01% of Bi, smaller than or equal to 0.003% of Pb, smaller than or equal to 0.04% of O and the balance Cu and inevitable impurities. The preparation method includes the following steps that a graphene nanosheet organic solution with the number of layers being smaller than 10 is prepared; copper and/or copper alloy powder is coated with graphene; and the coated graphene/copper alloy powder is mixed for 20-100 min in a mixer, and then the graphene/copper alloy composite armor material is obtained. According to the method, the graphene is more evenly dispersed in the metal powder, the surface of the copper alloy powder is evenly coated with graphene nanosheets, and high-quality interface bonding is formed; and the process is simple, the production efficiency is high, and large-scale industrialization is promoted.

The invention relates to a control method and a control system for hill starting of an automobile, and the control method comprises the following steps: when a starting intention exists, obtaining a current load demand torque value C; calculating a power torque value E of the engine when the load torque percentage of the engine is at a first set value D according to the current load demand torque value C; and controlling the engine to output the power torque value E to assist in starting. According to the embodiment of the invention, the operation of releasing the hand brake is changed into the operation of releasing the brake pedal, the power torque value E of the engine is calculated directly through related controllers such as a whole vehicle controller or a vehicle body controller and then the engine is requested to complete the operation of the accelerator, and then auxiliary starting can be completed. The controller controls the starting of the vehicle according to the operation of a driver, the starting is more stable, the situations of flameout, vehicle sliding and violent starting are avoided, and the operations such as starting interruption and re-starting in the starting process are easier and faster.

The invention discloses a castable material used for rapidly restoring city bridge expansion joint concrete and a preparation method thereof, which relates to the field of a novel pavement material. Each cubic meter of the castable material comprises the following raw materials by content ratio: micro steel fiber accounting for 5-15% of mass of cement, 900-1150 kg of a coarse aggregate, 550-800 kgof a fine aggregate, 450-500 kg of cement, micro silicon powder accounting for 6-12% of mass of the cement, iron black powder accounting for 4-8% of mass of the cement, 100-160 kg of water, a water reducer accounting for 1.0-1.6% of mass of the cement, an expanding agent accounting for 5-10% of mass of the cement, and a polymer emulsion accounting for 6-15% of mass of the cement. The castable material can satisfy the requirements of rapid opening to traffic, high early strength, good endurance, good cohesive property with the original concrete, and small aberration with the bridge asphalt concrete.

The invention discloses a safe intelligent baby carriage capable of being lifted. The safe intelligent baby carriage capable of being lifted is characterized by comprising a controller module, an automatic lifting module, a posture detecting module, a baby carriage body turnover preventing module, a traveling module, a braking module, a speed detecting module, a voice control module, a voice broadcasting module, a power supply module, and a baby carriage body, wherein the controller module is connected with the automatic lifting module, the posture detecting module, the baby carriage body turnover preventing module, the traveling module, the braking module, the speed detecting module, the voice control module, the voice broadcasting module and the power supply module. The safe intelligent baby carriage capable of being lifted disclosed by the invention can be automatically lifted to achieve a height needed by a user, detects the posture of the baby carriage in real time, actively prevents the baby carriage body from turnover, controls and reasonably limits the speed of the baby carriage, and realizes the automatic braking of the baby carriage so as to prevent the baby carriage from sliding.

The invention provides a novel self-leveling thermal insulation material and a preparation method thereof. The novel self-leveling thermal insulation material comprises, by mass, 65-75 parts of cement, 11-15 parts of hydrophobic expanded perlite, 7-9 parts of glass beads, 9-13 parts of pottery sands, 5-7 parts of fine aggregates, 10-14 parts of EC-polymer plastering mortar, 3-6 parts of a foamingagent and 2-4 parts of a curing agent. The novel self-leveling thermal insulation material has the advantages of being good in permeation resistance, high in freezing resistance and resistant to abrasion, and also has good constructability and environment-friendly characteristics.

The invention discloses a high-durability asphalt cold patch material and a preparation method thereof. The high-durability asphalt cold patch material comprises,s by mass, 60-70 parts of coarse aggregate; 30-40 parts of fine aggregate; 4.6-5 parts of an asphalt cold-supplementing liquid; and 2-4 parts of a modifier. The high-durability asphalt cold patch material is simple to produce, energy-saving and environment-friendly; and the high-durability asphalt cold patch material can be packaged by adopting a small barrel plastic bag, can be transported for a long distance, is convenient to use, can directly adopt simple mixing equipment, does not need to be heated, is low in energy consumption and pollution, also has better water resistance and cohesiveness, and ensures the service life.

The invention relates to a roadbed structure based on a polyurethane cured waste slurry material. The roadbed structure comprises a roadbed, wherein an upper embankment, a lower embankment and a foundation are sequentially arranged below the roadbed from top to bottom; slate plates are symmetrically arranged on the two sides of the roadbed, the slate plates penetrate through the upper embankment and the lower embankment in the vertical direction correspondingly, and the bottom ends of the slate plates are embedded in the foundation; and inclined plates are symmetrically arranged on two sides of the upper embankment, connecting plates are arranged between the inclined plates, and the roadbed, the upper embankment and the lower embankment are formed by pouring the polyurethane cured waste slurry material. According to the roadbed structure based on the polyurethane cured waste slurry material, the two sides of the roadbed can be prevented from collapsing and shifting outwards in the use process of the roadbed, so that the firmness of the roadbed is improved, the service life of the roadbed is prolonged, and the safety performance of a road surface is improved; and meanwhile, the roadbed structure can be constructed by utilizing the construction waste, so that the use of soil resources is reduced.

The invention discloses a novel epoxy resin bicycle lane thin layer pavement structure, which belongs to the technical field of road engineering, and which is a layered composite structure, and the structure sequentially comprises an impermeable bonding layer, an antiskid wear-resistant layer and a sealing layer from bottom to top, wherein the impermeable bonding layer is prepared from polyurethane modified epoxy resin, the antiskid wear-resistant layer is prepared from a mixture of polyurethane modified epoxy resin and quartz sand and ceramic particles, and the sealing layer is prepared fromthe polyurethane modified epoxy resin. The invention provides the novel epoxy resin bicycle lane thin layer pavement structure. The thin-layer pavement structure is light and thin in structure, simpleand convenient to construct and concise in appearance; the bonding strength of the thin-layer pavement structure and a bicycle concrete pavement slab is particularly outstanding, the synergistic effect between the pavement slab and a pavement layer is effectively improved, and the thin-layer pavement structure has the advantages of excellent impermeability, skid resistance, wear resistance, durability and the like.