134results about How to "Avoid rushing out" patented technology

The invention relates to a system for laying underground cables or underground lines in the ground near the surface, in a borehole (102) along a laying route (101) between a start point (100) and a target point (110), comprising a boring device (10) comprising an advancing head (12) for creating the borehole (102), a drilling rod (11) and/or a casing (14), wherein the diameter of the advancing head (12) is greater than the diameter of the casing (14) or of the drilling rod (11), so that an annular space (121) is formed between the borehole wall (102) and the casing (14) or the drilling rod (11) and the annular space (121) is provided with lubrication and wherein the advancing head (12) relates to a displacement drilling head (15, 16, 41) or a drilling head system (18) comprising a drillingtool (19) and a drilling tool drive (22) for loosening the ground.

The embodiment of the invention provides a bank account expense early-reminding device and a bank account expense early-reminding method. The device comprises an expense reminding information storage unit, an early reminding deduction generating unit, an early reminding balance generating unit, an early reminding instruction generating unit and an early reminding information sending unit, wherein the expense reminding information storage unit is used for storing expense reminding information; the early reminding deduction generating unit is used for reading the expense reminding information and calculating estimated deduction line sum under the same bank account, from an early reminding time to a deduction time and corresponding to each deduction type according to the expense reminding information so as to generate early reminding deduction; the early reminding balance generating unit is used for extracting the available balance corresponding to the same bank account from the expense reminding information; the early reminding instruction generating unit is used for judging whether the early reminding deduction is greater than the available balance, and if so, generating early reminding instructions containing user communication numbers and early reminding information; and the early reminding information sending unit is used for sending the early reminding information to a communication terminal corresponding to the user communication numbers according to the early reminding instructions. The device and the method solve the expense early-reminding problem of bank deduction accounts in a bank deposit payment system.

The invention discloses a method for reducing lead and protecting rhenium for high-lead rhenium and molybdenum containing concentrate and belongs to the field of rare metal smelting. The method comprises: dissolving a calcium chloride solid in solution of hydrochloric acid, and adding high-lead rhenium and molybdenum containing concentrate powder under a heating condition; and stirring, keeping the temperature, washing the obtained solid and liquid mixture, and drying to obtain a pretreated molybdenum concentrate sample. The method has low cost and high process repeatability. The loss of molybdenum and rhenium in the molybdenum concentrate pretreated by the method is small (the molybdenum content in waste solution is less than or equal to 0.01g/L, and the rhenium content in the waste solution is less than or equal to 0.0001g/L), the molybdenum and rhenium are enriched to a certain degree; the percentage content of other alkali metals (such as Cu and Fe) is reduced to different extents; particularly the percentage content of the pretreated lead is less than or equal to 0.03 percent; and thus, the quality of the molybdenum concentrate is improved obviously.

The invention provides a liquid discharging structure and a closed container with the same. The liquid discharging structure comprises a liquid outlet arranged on the closed container, and a partition board arranged inside the liquid outlet to divide the liquid outlet into an air inlet channel and a liquid discharging channel; the part, located inside an inner cavity of the closed cavity, of the partition board is fixedly provided with a baffle used for preventing liquid from directly impacting on the air inlet channel. During using, when the closed container with the liquid discharging structure pours liquid outwards, liquid flows outwards from the liquid discharging channel, external airflow stably and continuously flows into the closed container from the air inlet channel and a gas runner to balance the inner and outer pressure difference, so that the flowing interface of liquid flowing beams is stabilized conveniently, fluctuation and splashing of the liquid flowing beams are reduced, and the pouring speed is increased.

The invention discloses a pile frame lifting operation mechanism which comprises a hoisting machine group, a vertical column, a top pulley yoke, an operating suspension cage, a hoisting machine over-hoisting limiter, a hoisting machine over-releasing limiter, a wire rope, stop dogs and a speed control system. The vertical column is provided with a pair of side guide rails and rib plates distributed at equal intervals; the operating suspension cage is arranged on the side guide rails; a suspension cage body is hinged with a frame; an angling cylinder is respectively connected with the suspension cage body and the frame; the hoisting machine over-hoisting limiter and the hoisting machine over-releasing limiter are respectively installed in proper positions of lower parts of the top pulley yoke and the vertical column; the wire rope is connected with a hoisting frame; the hoisting frame adopts a rod piece, is installed at the upper part of the frame through a hinge pin and can rotate around the hinge pin; a spring connected with the frame is arranged at the lower end part of the hoisting frame; a throttle valve is arranged in the speed control system; and the stop dogs are symmetrically distributed in proper positions at lower parts of the side guide rails. The pile frame lifting operation mechanism ensures that the operating suspension cage is lifted and rotates along the side guide rails of the vertical column, is convenient to operate, stable and reliable, is convenient to mount and dismount, and guarantees the safety of operating personnel.

The invention provides a safety prompting method based on an instrument and an automobile instrument. The method includes the steps that in a get-on scene, current gear information is inquired through the instrument, and if the current gear is not a neutral gear, an alarm prompt is sent to a user through the instrument; and in a flameout scene or in a scene that a driver is away from an automobile, if the automobile is parked on a slope and a hand brake is not pulled, the alarm prompt is sent to the user through the instrument. Therefore, potential safety hazards caused by improper operation of the user are reduced.

The invention discloses a silk cleaning wastewater purification device for textile production, and relates to the technical field of textile production. The problems that residual silk easily causes equipment blockage in the treatment process, and the wastewater treatment efficiency is affected are solved. The device specifically comprises a base, a shell is fixedly installed at the bottom of thebase, a cover body is fixedly installed at the top of the shell, a liquid inlet pipe and a liquid outlet pipe are fixedly installed at the two ends of the shell respectively, two driving motors are fixedly installed on the side face of the shell, and rotating cylinders are installed between output shafts of the driving motors and the inner wall of the shell through sealing bearings. The filter screen box in which solid impurities and silk fibers are filtered can be dismounted from and mounted on the connecting frame in a pluggable manner; in the treatment process, the sealing plate can be opened, the filter screen box is drawn out, silk fibers in the filter screen box are recycled, the convenience of cleaning filter residues in the device is improved, the labor amount of workers is reduced, and the wastewater purification treatment efficiency is improved.

The invention relates to detection equipment and in particular discloses dust concentration detection equipment. The dust concentration detection equipment comprises a compression part and a detectionpart, wherein the compression part comprises a barrel body, and a second piston, a separation plate and a first piston which are arranged in the barrel body from top to bottom; the separation plate is fixed to the barrel body; the two pistons are connected through a connecting rod; the first piston is connected with the connecting rod through a unidirectional bearing; the second piston is fixed to the connecting rod; a spiral flange and a spiral groove, which are mutually matched, are arranged on the connecting rod and the separation plate; the barrel body is made of a transparent material; adetection region is located below the first piston; a vacuum region is formed between the first piston and the separation plate; a water storage region is located above the second piston; a water flow channel is arranged in the connecting rod; the water flow channel comprises an entrance section, a throat section and a diffusion section; the diffusion section is internally provided with a check valve; a suction hole is formed in the edge of the first piston and a plugging block capable of plugging the suction hole is arranged; the compression part comprises a laser transmission end and a laser receiving end, which are arranged at two sides of the detection region. According to the equipment provided by the invention, gas is compressed so that the concentration of dust in a space is improved and the detection precision is improved.

The invention relates to the technical field of traffic safety of expressways and especially relates to an expressway danger-avoiding lane guidance system. The system comprises a four-stage mark guidance system and a four-layer linear guidance system. The four-stage mark guidance system comprises a first danger-avoiding lane forecast sign, a second danger-avoiding lane forecast sign, a curve warning sign, a danger-avoiding lane warning sign, a portal type danger-avoiding lane guide sign and a danger-avoiding lane confirmation sign. The four-layer linear guidance system comprises a warning typelinear guidance mark, a circular base type delineator, a protruding road sign, a rectangular delineator, a flexible warning column and an anti-collision barrel. The four-stage mark guidance system provides perfect way-finding information, a purpose of inducing an out-of-control vehicle to a braking slope bed of a danger-avoiding lane is achieved, and a probability that a truck driver misses the danger-avoiding lane is remarkably reduced. The four-layer linear guidance system realizes contour guidance and horizontal, longitudinal and transverse linear guidance of a danger-avoiding lane sectionand adjacent main line obstacles, and reduces the probability of colliding with a front vehicle and the obstacles.

The invention provides a method for improving the coal seam permeability by adopting directional hydraulic concentrated blasting and relates to the technical field of coal seam antireflection. The method comprises the following steps: step 1, drilling a blast hole in a coal seam, then performing hydraulic pre-splitting antireflection on the coal seam by utilizing the drilled blast hole, prohibiting the extraction of water remaining in the blast hole after hydraulic pre-splitting antireflection and ensuring that the water surface in the blast hole is at least higher than 2 m of the upper part of the coal seam; step 2, putting a directional hydraulic concentrated blasting device in the blast hole and sinking into the water surface; and step 3, detonating the directional hydraulic concentrated blasting device to detonate under the water and finish the antireflection operation. The method provided by the invention has the benefits that firstly, the hydraulic pre-splitting antireflection is performed on the coal seam, and then the directional hydraulic concentrated blasting device with a specific structure is detonated in the water remaining in the blast hole; through the coupling of detonation gas with the water remaining in the blast hole and the coal beam after hydraulic fracturing operation, the fracture development degree in the coal seam can be greatly improved; and through the method, before blasting, a yellow mud roll is not required to be poured in the blast hole, so that the operation is very convenient.

The invention discloses a pressure relief apparatus of a high voltage switch cabinet. The apparatus includes a cabinet body; a pressure relief cover is arranged above a busbar chamber of the cabinet body; the pressure relief cover and the busbar cover are connected by metal screws; and pressure relief holes are arranged on the pressure relief cover. According to the pressure relief apparatus provided by the invention, it can be ensured that high voltage switch cabinet equipment can carry out operation safely; and safety of working personnel can also be ensured; meanwhile, heat radiation of the high voltage switch cabinet can be carried out conveniently.

The invention discloses a highway bridge anti-collision device which comprises a base. A supporting plate is integrally formed on the outer wall of the top of the base, clamping grooves distributed atequal intervals are formed in the outer wall of one side of the supporting plate, buffer assemblies are installed in the clamping grooves through bolts, each buffer assembly comprises an installationplate, and a reflective sticker is bonded to the position, close to the top, of the outer wall of one side of the installation plate; and a clamping block is integrally formed on the outer wall of one side of the installation plate, the clamping block is clamped in the clamping groove, a mounting groove is formed in the outer wall of one side of the installation plate, and sliding grooves distributed at equal intervals are formed in the outer wall of the bottom and the outer wall of the top of the mounting groove. When the device is impacted by a vehicle, a spring in the buffer assembly can reduce an impact force of the vehicle on the device, and meanwhile, a rotating roller enables a vehicle body to slide forwards along the supporting plate so that the vehicle is prevented from rushing out of the road surface, and the practicability of the device is improved; the clamping groove is matched with the clamping block so that the buffer assemblies are replaced conveniently; and installation difficulty of workers is reduced.

The invention discloses a pet pulling device, and relates to the field of pulling devices. The pet pulling device comprises a first upper shell, a first lower shell, a second upper shell, a second lower shell, a button assembly, a rotary fixing assembly and a pull rope inlet and outlet mechanism, wherein the first lower shell and the first upper shell are integrated, the second lower shell and the second upper shell are integrated, the first upper shell and the second upper shell are relatively fixed, the first lower shell and the second lower shell are relatively fixed, the button assembly and the rotary fixing assembly are installed in the first lower shell and the second lower shell, and the pull rope inlet and outlet mechanism is installed on the side face of the first lower shell and the side face of the second lower shell. By means of the pet pulling device, damage conditions can be effectively reduced, the rope breakage probability is reduced, the use quality is improved for a user, and the service life is prolonged.

An indoor ant trapping and killing device comprises a barrel body used for containing ant killing liquid, an ant trapping plate used for spreading dessert, a sprayer used for spraying the ant killingliquid, and an ant trapping opening formed in the barrel body above the ant killing liquid; the ant trapping plate is located under the ant trapping opening and is arranged on a supporting shaft, thetwo ends of the supporting shaft are installed on the barrel body, and a plurality of torsion springs sleeve the supporting shaft; the rotating force arm of each torsion spring is fixedly connected with the bottom of the ant trapping plate, and the static force arm of each torsion spring abuts against the inner wall of the barrel body; the sprayer is located above the ant trapping plate and is connected with a water pump through a pipeline; the water pump is fixedly installed inside the barrel body, a water inlet pipe of the water pump extends into the ant killing liquid, and a filter screen is arranged at the inlet end of the water inlet pipe; a light-sensing probe used for detecting the ant coverage condition is arranged on the sprayer, a controller is arranged on the outer wall of the barrel body, and the controller is connected with the light-sensing probe and the water pump through wires. The whole trapping and killing processes can be completed automatically under the cooperationof the controller, the light-sensing probe and the water pump, the ant killing effect is good, the ant killing efficiency is high.