34results about How to "Safe and comfortable working environment" patented technology

The invention relates to coal mine underwater treatment technology, in particular to a stope face roof water pre-drainage construction method, which solves the technical problem of treatment of a water-bearing bed on a coal seam of a stope face. As the process of stoping on the stope face includes down stoping firstly and up stoping secondly, stope face roof water is drained in advance through roadways beside the stope face before stoping, a drill site chamber and a water bin are constructed at the lowest position of each of the roadways, two drainage pipelines are paved on each of the roadways, an independent drainage system is utilized, drainage holes are drilled in the drill site chamber towards the stope face roof, and water for drilling is led into the water bin through hoses directly and is drained by the drainage system of the roadways. Since roof water is drained in advance, water inflow during the stoping process is reduced effectively, troubles to production of coal mines due to the roof water are eliminated, affection of flood disaster to production is avoided, a safe and comfortable working environment is provided for the stoping operation, and conditions for stability and high yield of the stope face are created.

The invention discloses a hot-dip galvanizing automatic assembly line equipment, comprising a turning lifter (1), a double-station intelligent circulation feeding and discharging device, a double-station eight-claw multifunctional manipulator and a tunnel heating device (31), a turning lifter ( 1) The raceway frame (7) provided with the upper raceway (8) and the lower raceway (9) is connected to the double-station intelligent circulation feeding and discharging device, and the tunnel heating device (31) is installed on the upper raceway ( 8) above, the double-station eight-claw multifunctional manipulator includes two groups of manipulators installed on the steel plate structure frame (53), each group of manipulators includes a lifting component, a grabbing component, a vibration component and a power component, and the gripping component A zinc pot (54) is arranged below. The beneficial effects of the present invention are: automatic production, high efficiency, reduced material loss, cost saving, and reduced environmental pollution.

The invention belongs to the field of semitrailers, and particularly relates to a semitrailer lifting supporting leg. The problems that an existing lifting supporting leg is strenuous in height adjusting, the pressure of a supporting plate on the ground is too large and collision may occur if the lifting height of the supporting leg is too low are solved. According to the technical scheme, the supporting leg comprises a fixed seat, wherein a hydraulic telescopic rod is rotationally connected to the side wall of the lower end of the fixed seat through a rotary shaft, a cavity is formed in the fixed seat, the side wall of the cavity is connected with a swing rod through a transverse moving mechanism, the swing rod is rotationally connected with the fixed end of the hydraulic telescopic rod, the telescopic end of the hydraulic telescopic rod is fixedly connected with a mounting seat, the mounting seat is of a hollow structure, and a stepping motor is fixedly connected to the inner wall of the upper end of the mounting seat. According to the supporting leg, adjusting is easy and labor-saving through the motor and the hydraulic telescopic rod, the pressure borne by a main supporting plate is reduced through an auxiliary supporting plate, so that the hydraulic telescopic rod can be rotated to lift the main supporting plate so as to prevent the main supporting plate from collision, and therefore the use safety of the semitrailer is improved.

The invention discloses hot galvanizing automatic assembly line equipment. The equipment consists of a turnover elevator, a double-station intelligent circulating feeding and discharging device, a double-station eight-claw multi-functional manipulator and a tunnel type heating device. The turnover elevator is connected to the double-station intelligent circulating feeding and discharging device through a rolling path rack equipped with an upper rolling path and a lower rolling path, the double-station eight-claw multi-functional manipulator consists of a rack and an electric control cabinet and an operation box that are disposed on the rack, the rack is equipped with a No.1 station port and a No.2 station port, a workpiece lifting platform is disposed above each station port, the rack in front of the station ports is equipped with a mobile support with a built-in guide rail, the guide rail is connected to a mobile pedestal above water tanks through a mobile gear, a mobile platform is connected above the mobile pedestal through a pedestal servo motor, and the double-station eight-claw multi-functional manipulator includes two sets of mechanical arms installed on a steel plate structural frame. The hot galvanizing automatic assembly line equipment provided by the invention greatly liberates manpower and has high production efficiency.

The invention relates to drainage equipment, in particular to building engineering bridge tunnel interior accumulated water pump drainage equipment. According to the building engineering bridge tunnelinterior accumulated water pump drainage equipment, the dust content in a building site is effectively decreased, and pumped accumulated water can be reasonably utilized. The building engineering bridge tunnel interior accumulated water pump drainage equipment comprises a mounting frame, a mounting plate, a first cylinder body, a first piston, a first guiding sleeve, a first connecting rod and the like. The mounting plate is arranged on the lower portion of the inner side of the right wall of the mounting frame, the first cylinder body is arranged on the left side of the top of the mounting plate, and the first piston is slidably connected into the first cylinder body. According to the building engineering bridge tunnel interior accumulated water pump drainage equipment, through an atomizing spray nozzle, the accumulated water is decomposed into small water drops physically, in the process of floating in air, the water drops can absob a large amount of dust generated in the building construction process, the PM2.5 content in the air is effectively decreased, and a safe and comfortable work environment is built for building workers.

The invention discloses a self-adaptive intelligent control system of a ventilator and belongs to an intelligent speed regulation system of a motor of a mine ventilator. The self-adaptive intelligent control system comprises a mine environment parameter monitoring unit, a signal transmission network and a motor control unit, wherein the mine environment parameter monitoring unit comprises a gas dynamic monitoring sensor, a gas concentration sensor, a wind speed sensor, a carbon monoxide sensor, an oxygen sensor and an environment temperature sensor; the signal transmission network comprises a CAN bus, a wireless communication network or an optical fiber industrial Ethernet; the motor control unit mainly comprises a frequency adjustment controller; the mine environment parameter monitoring unit is used for transmitting mine gas dynamic change, gas concentration, wind speed, carbon monoxide, oxygen and the mine environment information provided by the environment temperature sensor to the ventilator motor control unit via the communication network; the motor control unit is used for adjusting the frequency according to the mine environment parameters, controlling the rotation speed of the ventilator motor, providing reasonable wind flow, ensuring the safety of mine operation environment and simultaneously achieving the energy conservation effect of the motor.

The invention discloses a horizontal type numerically-controlled machine tool for cutting. The horizontal type numerically-controlled machine tool for cutting comprises a lathe bed (1), a headstock (2), a saddle (3), a centralized lubrication device (4), a protective cover (5), a protective sliding door (6), an operating table (7), a cooling water tank (8) and a main motor (9). The horizontal type numerically-controlled machine tool for cutting is characterized in that the main motor (1) is arranged on the left side of the interior of the protective cover (5) of the lathe bed (1), the headstock (2) is installed in the middle of the interior of the protective cover (5), the saddle (3) is installed on the right side of the interior of the protective cover (5), the centralized lubrication device (4) is installed at the tail end of the right side of the interior of the protective cover (5), a tool rest slide (15) is installed on a small pushing disc (16) through a double-line rail (19), the small pushing disc (16) is installed on a sliding saddle (17), and the sliding saddle (17) is installed on a big pushing disc (18) through the double-line rail (19). According to the horizontal type numerically-controlled machine tool for cutting, a rotary oil cylinder can rotate at a high speed and is prevented from being stuck, clamping force can be adjusted when the horizontal type numerically-controlled machine tool is used in cooperation with a pump station so that deformation, caused during machining, of solid workpieces and thin-walled workpeices can be effectively controlled, and the requirements of different technologies can be met.

The invention provides a well wall pouring device and a raise boring well wall supporting construction method. The well wall pouring device is structurally characterized in that a material guide table is welded to the edge of the upper end of a rotating template; a baffle is welded to the edge of the top end of the guide table. A flattening mechanism is connected to the periphery of the top of the rotary template or the periphery of the material guide table; a rotating shaft is arranged in the well wall irrigator; the rotating shaft is connected with the rotating template, the material guiding table and the baffle through spokes, and a connecting part is arranged at the top end. The construction method comprises the steps of manufacturing the well wall pouring device, excavating the vertical shaft, manufacturing the vertical shaft wall base, installing the well wall pouring device through a drill rod, placing the drill rod into the bottom of the vertical shaft, pouring concrete, rotating and slowly lifting the well wall pouring device, completing well wall pouring, and standing the well wall for curing. Compared with the prior art, in the well wall supporting construction period, personnel do not enter a well, the construction procedure is simplified, equipment and material input is reduced, a safe and comfortable working environment is created, and the engineering cost is reduced.

The invention discloses a prefabricated type foundation pit support structure for an environment-friendly underground garage. The prefabricated type foundation pit support structure is characterized in that the prefabricated type foundation pit support structure comprises prefabricated supporting piles, prefabricated profile steel annular supports and a prefabricated profile steel coping annular beam, the prefabricated profile steel annular supports are arranged on the inner walls of the prefabricated supporting piles, and the prefabricated profile steel coping annular beam is arranged at thetop ends of the prefabricated supporting piles. Environment-friendly underground garage supporting is conducted by adopting the prefabricated elements, after the underground garage is completed, the prefabricated elements can be recycled and reutilized, and therefore the prefabricated type foundation pit support structure has the characteristics of being economical and environmentally friendly; the installing mechanical degree of the prefabricated elements is high, and the operation environment is safe and comfortable; and the prefabricated elements do not need to be maintained after being installed, the next process can be conducted, and the construction period can be greatly shortened.

The invention discloses a throwing auxiliary device for pottery making. The device comprises a throwing auxiliary device body, a first throwing auxiliary device accessory body, a second throwing auxiliary device accessory body and a moving sliding block. One side of the throwing auxiliary device body is connected to the first throwing auxiliary device accessory body, a second limiting groove is formed in the side, away from a moving groove, of a first limiting groove, and a first limiting block is mounted at the position, between a second limiting block and a round groove, of the moving sliding block. The throwing auxiliary device for pottery making has the advantages of being simple in structure, safe, reliable, capable of preventing a worker for throwing of pottery making from collidingwith a moving object or person, capable of providing a safety pottery making work environment, meanwhile, capable of providing reliable and effective supporting for the worker of throwing in pottery making, and capable of saving pottery making worker labor force, ensuring pottery making throwing quality, and improving pottery making throwing production benefits and the like.

The application relates to a dust isolation device for indoor decoration, and relates to the field of isolation equipment. It includes a chassis, the top of the chassis is provided with an air inlet, and one side of the bottom is provided with an air outlet. The chassis is provided with a suction fan at the air inlet. The top of the cabinet is also rotated with a suction pipe, the bottom of the suction pipe communicates with the air inlet of the cabinet, the four corners of the bottom of the cabinet are provided with wheels, and the cabinet is detachably installed at the air outlet. A filter screen assembly is blocked, and a through hole is opened on the side of the bottom of the chassis away from the air outlet, and a bottom dust suction assembly is provided at the through hole. This application solves the dust generated by interior decoration, and reduces the harm to construction personnel and users.

The invention relates to a novel tractor capable of traveling in two directions. The tractor comprises a machine frame, a traveling system, a power device, a steering system and a manipulating system, wherein the machine frame is provided with a cab capable of being sealed, the cab is provided with a rear face plate and a pneumatic spring rear window, the manipulating system is composed of a front manipulating system body, a rear manipulating system body, an instrument table and a rotary seat, the front manipulating system body and the rear manipulating system body are arranged on a bottom plate of the machine frame, the steering system is composed of a steering gear pump, an oil tank, an electromagnetic reversing valve, a front steering gear box, a rear steering gear box and a steering hydraulic cylinder, and all components of the steering system are connected through high-pressure hoses to form a circulating hydraulic return circuit. According to the novel tractor, the design of the steering system is improved, only one electromagnetic reversing valve is used, the front full-hydraulic steering gear box and the rear full-hydraulic steering gear box are in parallel connection with a hydraulic system, namely, the two full-hydraulic steering gear boxes share one gear pump and one steering oil cylinder, the hydraulic return circuit system is simple, safe and reliable, and cost is saved.

The invention discloses high-temperature resistance detection equipment for automobile parts. The high-temperature resistance detection equipment comprises a support frame and a central processing unit. Drums are arranged at two ends of the support frame, a conveyor belt sleeves the outer surfaces of the drums, a first motor is arranged on a side of the support frame, a rotary shaft of the first motor is in transmission connection with the drums by belts, a machining tank is fixedly mounted on the top of the support frame, fixing plates which are equidistantly distributed are fixedly mounted on the upper surface of the conveyor belt, an electric push rod is fixedly mounted on the inner wall of a top plate of the machining tank, and a second motor is fixedly mounted at the bottom of the electric push rod. The high-temperature resistance detection equipment has the advantages that the conveyor belt, the machining tank and a detection tank are arranged on the support frame, the parts canbe fixed onto the fixing plates, then can be conveyed into the machining tank to be machined, can be directly fed into the detection tank via a connecting barrel after being completely machined, can be subjected to high-temperature resistance detection and do not need to be conveyed, the transport time can be saved, accordingly, the work efficiency can be improved, and workload on workers can be relieved.

The invention relates to coal mine underwater treatment technology, in particular to a stope face roof water pre-drainage construction method, which solves the technical problem of treatment of a water-bearing bed on a coal seam of a stope face. As the process of stoping on the stope face includes down stoping firstly and up stoping secondly, stope face roof water is drained in advance through roadways beside the stope face before stoping, a drill site chamber and a water bin are constructed at the lowest position of each of the roadways, two drainage pipelines are paved on each of the roadways, an independent drainage system is utilized, drainage holes are drilled in the drill site chamber towards the stope face roof, and water for drilling is led into the water bin through hoses directly and is drained by the drainage system of the roadways. Since roof water is drained in advance, water inflow during the stoping process is reduced effectively, troubles to production of coal mines due to the roof water are eliminated, affection of flood disaster to production is avoided, a safe and comfortable working environment is provided for the stoping operation, and conditions for stability and high yield of the stope face are created.

The invention discloses an ultraviolet LED aging table suitable for surface mounting. The ultraviolet LED aging table comprises an LED electrode clamp, a spring, fixed bolts, hollow screws, positive and negative electrode conductive wires, an operation panel, and an adjustable track. Two hollow screws goes through the operation panel, the top ends of the hollow screws are equipped with the LED electrode clamp and a handle, and the tail ends are equipped with the spring and the fixed bolts which are fixed at the tail ends of the hollow screws. The other end of the spring is blocked by the operation panel, wherein one hollow screw is fixed to the operation panel, and the other hollow screw is installed in the adjustable track. The hollow screw is also internally provided with the positive and negative electrode conductive wires, and one end of each of the positive and negative electrode conductive wires is connected to the LED electrode clamp. Two sides of the adjustable track is provided with a partition board, the other side of the partition board is provided with an observation window, and a group of reflection lenses is arranged under the operation panel. According to the ultraviolet LED aging table suitable, the optical imaging confusion can be prevented, a comfortable and safe working environment is provided, the operation is convenient, the accuracy is high, and the production efficiency is improved.

The invention relates to a cycle device, in particular to an air rapid cycle device within a plant for metallurgical steelmaking. The air rapid cycle device within the plant for the metallurgical steelmaking can quickly adjust an air convection cycle speed, reasonably adjust the use range of the device, and increase the air humidity. The air rapid cycle device within the plant for the metallurgical steelmaking comprises a first mounting plate, a sliding rail, sliding blocks, a second mounting plate and so on; and the sliding rail is embedded into the left side of the top of the first mountingplate, the top of the sliding rail is symmetrically connected with sliding blocks in a left-right and sliding mode, the top of the sliding blocks at the left and right sides is provided with the second mounting plate, and the top of the second mounting plate is provided with an air cycle device. According to the air rapid cycle device within the plant for the metallurgical steelmaking, first vanesat the left and right sides rotate at a high speed, the air convection cycle speed is accelerated to facilitate a quick exchange of air in the plant and outside air, and a comfortable and safe working environment for workers is created.

The invention provides a wet-type dust-capturing wind current cooling device mounted at a head-on rear position of a mining working face mining machine, connected with an outlet end of a polluted wind pumping canister and comprising a cover shell, and a spray dedusting device, a cyclone centrifugal dedusting device, a dust screen filtering device, an air cooling type heat exchanger and a baffle plate demister which are connected in order inside the cover shell; positions of the cover shell walls below the cyclone centrifugal dedusting device and the baffle plate demister are respectively provided with drainage pipe ports. Fully-mechanized excavating working face dust capturing and wind current cooling works are combined together, with a treatment mode of firstly dust capturing and then wind current cooling, polluted wind is firstly subjected to multi-stage dust capturing treatment and then is demisted and cooled, the working face wind current temperature is controlled in a suitable temperature, a safe and comfortable working environment of the down-hole working face is ensured, and the problems of high temperature and high dust of the mine mining working face are better solved.

The invention discloses a dust removal device for furniture polishing, and the dust removal device comprises a polishing platform, a cavity, an exhaust fan, a water-whirling apparatus, an air suction pore plate and a filter layer, wherein the cavity is arranged above the polishing platform and provided with an upper processing cavity separated from the outside, and the top of the cavity is provided with an exhaust pipe communicated with the upper processing cavity; the exhaust fan is connected with the exhaust pipe; the polishing platform is provided with a lower processing cavity communicated with the upper processing cavity; the polishing platform is also provided with a water tank which is spaced out, arranged above the lower processing cavity and exposed to the outside; the air suction pore plate is respectively arranged on the cavity and the polishing platform and covers the water tank; the water-whirling apparatus is arranged on the polishing platform, the bottom end of the water-whirling apparatus stretches into the lower processing cavity, and the top of the water-whirling apparatus stretches into the water tank; and the filter layer is arranged in the upper processing cavity and located below the exhaust pipe. After being sequentially sucked into the air suction pore plate and the water tank, dust (generated by polishing) is processed in the water-whirling apparatus; after passing through the lower processing cavity and the filter later in the upper processing cavity, the processed gas is discharged to the outside by virtue of the exhaust pipe. The dust removal device disclosed by the invention has the advantages of good dust removal effect, simple structure and low cost.