55results about How to "Convenient survey" patented technology

The invention discloses a piston transfer type deep sea sediment pressure holding sampler which comprises a mechanical structure part and a sample transfer pressure holding part; the mechanical structure part mainly comprises a pressure holding cylinder, a sampling cylinder and a push rod, a motor drives the push rod to drive the sampling cylinder for sampling, the upper end of the pressure holding cylinder and the sampling cylinder are sealed by a sealing ring, the lower end of the pressure holding cylinder is provided with a sloped surface and a wedge-shaped block, a motor screw is used to drive the wedge-shaped block to move along the sloped surface to seal the lower end of the pressure holding cylinder, the sample transfer pressure holding part mainly includes a high-pressure pump andtwo ball valves, the pressure holding cylinder, the two ball valves and a culture tank are connected in sequence, high-pressure water with pressure similar to that in the sampling cylinder is injectedinto each space through the high-pressure pump, and finally a sample is transferred to the culture tank while the pressure is maintained. The piston transfer type deep sea sediment pressure holding sampler can be mounted on a deep-sea submersible device and performs in-situ sediment sampling, realizes the pressure-holding transfer of the sample through the unique structural design, does not require an additional transfer mechanism for complicated cooperation, saves cost, and can improve sample transfer efficiency.

The invention discloses a karst tunnel large-scale cavern processing method. A cavern traversing tunnel section penetrating through a cavern comprises a tunnel section I, a tunnel section II and a tunnel section III according to the distribution positions, wherein two sides of the tunnel section I are suspended in midair and the top of the tunnel section I is at a smaller distance away from a cavern top plate, one side of the tunnel section II is suspended in midair, and two sides of the tunnel section III are suspended in midair and the top of the tunnel section III is at a larger distance away from the cavern top plate. The processing method comprises the steps of: 1, excavating a bypass pilot tunnel; 2, protecting inside of the cavern; 3, processing the bottom of the tunnel: filling the cavern below the tunnel section I with rock residues and grouting for reinforcing, and then distributing an armoured concrete slab girder, filling the cavern below the tunnel section III with concrete and then distributing an armoured concrete slab girder, filling the cavern below the tunnel section II with hard fillers; 4, constructing a gravity retaining wall at the suspending side of the tunnel section II; 5, constructing the tunnel section I with an open cut tunnel process; 6, constructing the tunnel section III with the open cut tunnel process after the bypass pilot tunnel bypasses; and 7, constructing the tunnel section II. The karst tunnel large-scale cavern processing method has the advantages of reasonable design, convenience for construction, safe and reliable construction process and short construction period, good processing effect on the large-scale cavern.

The invention discloses a remotely and dynamically surveying system and method for road pre-buried shear stress. The surveying system comprises a shear stress surveying system pre-buried in an asphalt road, and a remote monitoring terminal system used for receiving surveying signals remotely; the shear stress surveying system comprises a signal acquisition unit, a signal analyzing device, a calculation program chip, a battery, a master control chip, a remote communication chip and a strain transducer; the remote monitoring terminal system comprises a master controller, and a remote communication chip, a display module, a printing module and an alarming module which are all connected to the master controller. Therefore, the shear stress surveying system is pre-buried in the asphalt road, data transmission of the shear stress surveying system and the remote monitoring terminal system is achieved through a wireless communication network, shear stress variation is surveyed remotely and in real time, the performance is stable, the cost is low, and great conveniences are brought for road surveying.

The invention discloses an underwater glider. The underwater glider includes a sealing shell, a temperature difference energy buoyancy regulating device and a separate type posture adjustment device,wherein the temperature difference energy buoyancy regulating device and the separate type posture adjustment device are arranged in the shell, the sealing shell is divided into a main cabin, a horizontal wing and a vertical tail. The main cabin is composed of a front compartment, a middle compartment, a rear compartment and a tail compartment, and all the compartments are separated through support plates; an energy accumulator and an inside leather bag of the temperature difference energy buoyancy regulating device are arranged in the middle cabin, and an outer leather bag is arranged at therear end of the tail compartment; when the glider is in work, the buoyancy is changed through the temperature difference energy buoyancy regulating device, up-going and down-going are achieved, the pitch angle of a glider body is adjusted through a pitch adjusting device, placed in the rear compartment, of the separate type posture adjustment device, the rolling posture of the glider body is adjusted through a rocking posture adjusting device placed in the tail compartment, and advancing and turning of the underwater glider are achieved. By more rationally installing the devices of the underwater glider, work is more stable, and a survey can be better completed according to the navigation trajectory.

The invention relates to in-situ analysis and detection of deep-sea sediments, and aims at providing an auto-balancing secondary pressure maintaining sediment sampler. The auto-balancing secondary pressure maintaining sediment sampler comprises a secondary sampling mechanical structure part and a pressure auto-balancing part, wherein the secondary sampling mechanical structure part comprises a transferring part and a sampling part. According to the experiment needs, a proper amount of sediment samples under pressure can be obtained, the requirements of a detection platform for space and weight of a device are met, and the in-situ detection and analysis can be directly conducted. In this way, researchers can be helped to accurately acquire the information of the properties of the deep-sea sediments, and the sampler is beneficial to subsequent exploration and development of the marine bottom sediments.

The invention discloses vibroseis and a seismic source device based on seismic wave vector synthesis. The vibroseis comprises a first mounting board, a second mounting board, a first spring, a coil, a magnet, and a clump weight, wherein the first spring connects the first mounting board and the second mounting board to enable the second mounting board to perform a reciprocating motion in relative to the first mounting board; the coil is fixed with the first mounting board; one end of the magnet is fixed with the second mounting board, and the other end extends to the coil; and the clump weight is fixed with the second mounting board. The above seismic source device comprises the above vibroseis and an adjustable base. The vibroseis has the simple structure, and the purpose of using a non-destructive seismic source to replace an explosive seismic source in the case of seismic exploration can be realized. According to the seismic source device, through controlling the sizes of forces outputted by multiple vibroseis, vectors are synthesized and seismic waves are outputted, and the seismic source device has a directional detection excitation capability.

The invention discloses an integrated system for placing drones. The system comprises a standing column and accommodating bins, wherein the accommodating bins are used for placing and fixing the drones, the standing column is arranged in the accommodating bins and used for supporting and fixing the accommodating bins, and a drone fixing device used for fixing the corresponding drone is arranged in each accommodating bin. The integrated system has the advantages that the drones can be collected effectively, drone management and maintenance are facilitated, space can be utilized effectively, drone transportation is facilitated, and long-distance monitoring of the drones is achieved.

The invention relates to the field of road survey, in particular to a road flatness surveying device for building construction. The road flatness surveying device for building construction comprises afixing support, fixing pipes are fixedly connected to the two sides of the middle of the upper end of the fixing support, fixing frames are fixedly connected to the two fixing pipes through adjustingmechanisms, push plates are fixedly connected to the two sides of each fixing frame, and fixing grooves are formed in the fixing frames. Adjusting mechanisms are installed in the lower portions of the fixing grooves, and the fixing support is connected with an installation frame in a clamped mode through two clamping mechanisms. A rotating handle drives a rotating rod to rotate, the rotating roddrives a first bevel gear to rotate, the first bevel gear drives a second bevel gear to rotate, and the second bevel gear drives the connecting rod to rotate, so that two third bevel gears drive two fourth bevel gears to rotate, and the two fourth bevel gears drive two first threaded rods to rotate; therefore, two first threaded rods ascend in the two fixing pipes, the heights of the push plates on the two sides of the fixing frame are adjusted, and workers of different heights can push a survey device to move conveniently.

The invention discloses a spiral driving pipeline robot. The spiral driving pipeline robot comprises a robot body and a remote control box which are connected with each other through an cable, the robot body comprises a driving mechanism, a walking mechanism and a control system, the driving mechanism comprises a driving wheel rack, driving wheels are mounted on the driving wheel rack, the walking mechanism comprises a walking body, and guide wheels are disposed on the walking body. According to the spiral driving pipeline robot, a spiral driving mode is utilized, the robot can specially work in an elongated pipeline that people can not reach so as to perform cleaning, detecting, wiring and the like, an artificial intelligence control technology is applied, and thereby, the walking process of the robot in the pipeline is smooth. Besides, the spiral driving pipeline robot is high in driving force and stable in moving speed, walking speed and angles of the robot can be changed with the change of working environment by the aid of remote control so as to be adapted to changeable conditions in the pipeline, and specific implementation of investigation, cleaning and the like in actual application is facilitated.

The invention discloses telescopic type drive non-destructive detecting equipment. The telescopic type drive non-destructive detecting equipment comprises a main body, a plurality of supporting arms,triangular claws, a connecting rod and an elastic device, wherein the supporting arms are arranged on upper and lower parts of the main body; each supporting arm comprises a plurality of sections which can extend out and draw back to form a telescopic supporting arm; the triangular claws are arranged on the end parts of the supporting arms, so that the non-destructive detecting equipment is positioned stably in climbing; the connecting rod is arranged between the supporting arms on the upper and lower parts of the main body, and one end of the connecting rod is fixedly arranged on the main body; and the elastic device is arranged on the middle part of the main body, and the two end parts of the elastic device are connected with upper and lower parts of the main body. According to the equipment provided by the invention, front-back motion is realized through extension and retraction of the elastic device and the supporting arms, and wheel type motion of a conventional crawler is replaced for a tubular structure, so that obstacle crossing ability in the tubular structure is greatly improved, motion is more stable, different tubular diameters can be adapted, pit grooves in a pipelinecan be smoothly crossed, and an effective and practical detecting tool is provided for detecting in the tubular structure.

A submarine-specific porthole device includes a window connected with a double-layer explosion-proof glass through a connecting device. The connecting device comprises reinforcing ribs provided with grooves matching clamping slots on the explosion-proof glass. Silica gel pads fill connection points between the grooves and the matching slots, and are connected through a curing agent. Fixing hoops are arranged on that reinforcing ribs and the explosion-proof glass. The reinforcing ribs are provided with air holes connected with a gate through a locking member. The reinforcing ribs are provided with supports perpendicular to the reinforcing ribs. A light-transmitting base plate is arranged in that middle of the double-layer explosion-proof glass. A transverse bar is arranged on the top of thewindow, and the transverse bar is connected with a rolling curtain device. The rolling curtain device comprises a rolling curtain fixed by a rotating shaft. Safety rings are arranged at two ends of the rotating shaft. The safety rings are connected with a limiting block. The limiting block is provided with a fixing bar. The fixing bar is vertically welded with the transverse bar. The rotating shaft is respectively connected with an adjusting knob and a hand swing handle. The submarine-specific porthole device is sealed, stable, pressure-resistant, waterproof, moisture-proof, corrosion-proof,convenient for sampling and investigation, and has privacy.

A high-voltage insulator deicing machine comprises a first shell and a second shell, and a driving box is fixedly installed on the right side of the second shell. According to the invention, the first shell, the driving box, a probe, a handle, a first motor, a first rotating shaft, a deicing ball, a driving disc, a chain, a driven disc, a second rotating shaft, a driving wheel, a second motor, a third rotating shaft, a worm gear, a worm, a movable rod, a deicing head, a locking mechanism, a fixed seat, a spring, a pressing wheel, a sliding plate, a sliding groove, a sliding block, a supporting rod, a bearing box and a second shell are matched with each other; and the high-voltage insulator deicing machine has the advantages that the deicing effect is good, the problem that an existing high-voltage insulator deicing machine is poor in deicing effect is solved, when people deice a high-voltage wire, the phenomena that most ice layers cannot be removed thoroughly, high-voltage electrical equipment is prone to being short-circuited, the service life of the high-voltage electrical equipment is not affected are avoided, and the requirements of users can be met.

The invention discloses a petroleum exploration device which comprises an exploration box, an exploration explosive placing device, a drilling device, a seismic wave collecting device and a soil sampling and detecting device are arranged in the exploration box; the exploration explosive placing device comprises a storage cavity, a plurality of storage chambers arranged in the storage cavity, taking parts arranged at the tops of the storage chambers, and discharging pipes arranged at the bottoms of the storage chambers; the drilling device comprises a positioning plate, a first driving part arranged at the top of the exploration box and a drilling part arranged at the bottom of the positioning plate; the soil sampling and detecting device comprises a lifting plate, a vertical plate fixed on the inner wall of the exploration box, a sampling pipe arranged at the bottom of the lifting plate, an auxiliary soil sampling component arranged on the outer wall of the sampling pipe in a sleeving manner, a distillation detection component arranged in a sampling hole of the sampling pipe, and sealing water inlet components symmetrically arranged on the side wall of the vertical plate. According to the exploration device, an earthquake can be manually manufactured conveniently, geological exploration can be conducted conveniently through seismic waves, and soil sampling and detection are facilitated.

The invention discloses a field survey device for architectural design. The field survey device comprises a base, and supporting legs are fixedly arranged at all the four corners of the bottom end ofthe base. The field survey device for architectural design is provided with a gradienter. Through cooperative use of an electric telescopic rod, a pull rod, a first sliding block, a first supporting rod and a second supporting rod, an operation table is driven to rotate, the angle of the operation table is adjusted, then the operation table is adjusted to a horizontal state under the cooperation indication of the gradienter, so that the accuracy of survey data of a construction field is improved, the survey data of a signal transmitter is displayed through a display screen, the data is conveniently observed and processed in time, and the data processing efficiency is improved. A solar cell panel is arranged to continuously supply energy to a storage battery, the cruising ability of the storage battery is improved, the surface of the solar cell panel is cleaned through a cleaning wheel, and the light transmittance of the solar cell panel is improved.

The invention provides an inclination measuring device and method. The device comprises a base, universal wheels are fixedly connected with the four corners of the lower end of the base, two cushion blocks are fixedly connected with the left portion of the upper end of the base, supporting rods are fixedly connected with the middles of the upper ends of the two cushion blocks, the upper ends of the supporting rods are jointly and movably connected with a lifting device in a penetrating mode, ,two limiting plates are fixedly connected with the right ends of the supporting rods, a displacement device is fixedly connected into the lifting device, a measuring mechanism is fixedly connected with the right portion of the upper end of the displacement device, a wire guiding device is fixedly connected with the right portion of the rear end of the displacement device, a detection device is fixedly connected with the right portion of the upper end of the base a connecting plate is fixedly connected with the middle of the right end of the base, a magnetic generator is fixedly connected with the left portion of the upper end of the connecting plate, and a magnetic block is fixedly connected with the right portion of the upper end of the connecting plate. According to the inclination measuring device and method, the whole device is good in stability, multiple in functionality, accurate in measured data and high in practicability.

The invention discloses a safe intelligent valve positioner capable of realizing signal feedback. The safe intelligent valve positioner is mounted on a pneumatic actuation mechanism and is composed of a main control panel as well as an LKS adapter, an I / P module and a position sensor which are connected with the main control panel; the LKS adapter is connected with a computer in a control room; a safety switch is arranged between the I / P module and the main control panel and is used for diagnosing whether a current in a circuit exceeds a load or not, and the output end of the I / P module is connected with the pneumatic actuation mechanism and is used for controlling the pneumatic actuation mechanism; and the position sensor comprises a switch position feedback module, the input end of the switch position feedback module is connected with the I / P module, and the output end of the switch position feedback module is connected with the main control panel. In the way, the remote operation for an outdoor valve can be realized indoors, the outdoor valve can be automatically diagnosed in real time, and the state of the outdoor valve is fed back to the computer by a signal, so that the safe intelligent valve positioner is safe, convenient and rapid to operate.

The invention belongs to the technical field of remote-sensing surveying, and discloses a rapid remote-sensing exploration method for a landslide glide amount parameter based on big data. According tothe method, an image acquisition module is used for obtaining a remote-sensing image data and a digital elevation data with an imaging resolution being higher than 1 m as well as near imaging time before and after sliding of a landslide, the digital elevation data comprises a high resolution satellite image stereo image pair data and an elevation data obtained by airborne laser radar, a data processing module is used for analyzing the data collected by the image acquisition module, a wireless communication module is used for sending the data information processed by the data processing moduleto a wireless base station in a wireless form, the wireless base station sends the data to a cloud server module for storage and calculating, and a display module is used for displaying a landslide surface digital elevation model before and after sliding of the landslide as well as the landslide glide amount parameter. The method provides the data processing rate, a three-dimensional remote sensing module is constructed so that the constructed digital elevation model is visualized, and surveying is conveniently carried out.

The invention provides a geological drilling device for road investigation, which comprises a vehicle body base, a weeding mechanism, a drilling box, a motor loading plate, a sampling box, a fixer and a second motor, the weeding mechanism is mounted at the front end of the vehicle body base, the drilling box is mounted in the middle of the vehicle body base, and the weeding mechanism comprises a screw rod, a cutter head, a second motor and a chain. The output end of the second motor drives a chain, the chain drives the lead screw, a motor loading plate is arranged above the drilling box, a first motor is fixed to the top of the motor loading plate, the output end of the first motor drives a drill rod, and the outer side of the drill rod is sleeved with a conveying pipe. A spiral conveying blade is arranged on the portion, located in the conveying pipe, of the drill rod, a drill bit is arranged at the bottom end of the drill rod, a reaming cutter is arranged on the drill rod and located between the spiral conveying blade and the drill bit, the hydraulic supporting rod is in driving connection with the motor loading plate, and a plurality of fixers are in threaded connection with the vehicle body base. The geological drilling device is convenient and fast, and the exploration efficiency is greatly improved.

The invention discloses a coal min goaf detector in a very-low frequency method. The detector comprises a casing, a whip antenna, a buzzer, a VLF signal receiver, a display, a power switch and a workindication lamp, the whip antenna is installed in the left side on the casing, the casing is provided with the display, the VLF signal receiver is installed over the display, the buzzer is installed on right of the VLF signal receiver, the work indication lamp is installed in the left under the display, and the power switch is installed on right of the work indication lamp. The detector is formedby combined use of software radio and the very-low frequency method, is smaller in size, easy to carry, low in cost, high in mobility, and capable of real-time detection, and provides convenience forexploration by technical staff.

The invention discloses a ground information survey trolley based on a feedback principle, which comprises a shell, two front wheels and two rear wheels are respectively arranged at the front and rear ends of the bottom of the shell, a skylight is arranged at the top of the shell, a rain cover is arranged at the top of the skylight, a mounting plate is arranged in the shell, an electric push rod I is arranged at the top of the mounting plate, and a transverse plate is arranged at the top end of the electric push rod I; a fixing box is arranged at the top of the transverse plate, a mounting frame is arranged at the top of the fixing box, a first motor is arranged in the fixing box, a fixing shaft is arranged at the bottom of the mounting frame, a driven pulley is arranged on the fixing shaft, the output end of the first motor is connected with a driving pulley, and a belt is connected between the driving pulley and the driven pulley. A main camera is connected between the two vertical plates, lug plates are symmetrically arranged on the two sides of the bottom of the main camera, a cross rod is arranged between the two lug plates, and a second motor is arranged at the bottom of the cross rod. The device is reasonable in design and compact in structure, bottom surface information exploration can be carried out in all directions, and meanwhile the service life of the camera is prolonged.

The invention discloses a signal acquisition method, which comprises the following steps of: uniformly standardizing the signal acquisition rules and the output formats of the signal acquisition objects of different mobile phone types; storing the signal acquisition objects; setting a first network signal required by a user; acquiring a mobile phone model; selecting a first signal acquisition object matched with the mobile phone model from the signal acquisition objects; judging whether the first network signal is of the same type as a second network signal received currently by a mobile phone or not; if so, acquiring the second network signal according to the signal acquisition rules by using the first acquisition object; storing the second network signal; and outputting the second network signal based on the output format. The invention also discloses a signal acquisition device. The signal acquisition method can be applied to different types of mobile phones to acquire the network signal received by the mobile phone, thus the acquisition of the signals of different types of mobile phones by other programs and applications is greatly facilitated.

A method for determining the salt-frost heave force of high-salinity saline soil is used to determine the salt-frost heave force of high-salt saline soil area through scientific and reasonable investigation, which meets the needs of actual engineering investigation. It includes the following steps: determine the natural water content w, porosity n, Poisson's ratio υ, salt content s, and compressive strength E of high-salt saline soil through on-site sampling and indoor geotechnical tests c ; Determining the initial precipitation temperature T of high-salt saline soil crystallization salt m , T=T f = Water content of high-salt saline soil at 0°C w 0 ; Determine the minimum temperature T of the high-salt saline soil during the cooling period through in-situ testing on the spot; determine the non-phase-transition water content ratio w of the high-salt saline soil when the crystallized salt is precipitated u1 ; Determining the unfrozen water content ratio w of high-salt saline soil when ice-water phase transition u2 ; Determine the salt-frost heaving force σ of high-salt saline soil by the following formula e :

The invention provides a portable inspection well lid opening device, which comprises a pedal part comprising a pedal, a pedal support rod and a pedal connecting rod which are connected in sequence; the pinch bar part comprises a pinch bar, a fixing platform arranged at the two ends of the pinch bar and a pinch bar connecting rod, a first fixing shaft is arranged in the fixing platform in a penetrating mode, and the lower end of the first fixing shaft is provided with a first fixing rod used for being inserted into a cover prying hole of an inspection well cover; a hollow pinch bar shaft sleeve is arranged at each of the two ends of the pinch bar connecting rod; a pinch bar clamping seat is arranged on the outer side of each pinch bar shaft sleeve; the supporting leg part comprises a supporting leg connecting rod, a main supporting leg rotationally connected with the supporting leg connecting rod and branch supporting legs arranged at the two ends of the supporting leg connecting rod; the invention further provides a using method of the portable inspection well lid opening device. The inspection well lid has the advantages that the lever principle is adopted, the inspection well lid is pried by means of the weight of a human body, and people with weak upper limb strength can use the inspection well lid conveniently; the foldable design is adopted, and carrying by a single person is facilitated.

The invention relates to the field of foundation survey, in particular to a survey device for foundation construction. A survey device for foundation construction includes a survey needle, a detection disc, a transmission mechanism and a clamping assembly. The detection plate includes an upper plate and a lower plate arranged below the upper plate. Vertical through holes are arranged at the axial positions of the upper plate and the lower plate, and the survey needle is arranged vertically and passes through the vertical through holes of the upper plate and the lower plate in sequence downward. The clamping assembly is arranged on the lower plate. The transmission mechanism is configured to drive the clamping assembly to work under the pressing of the upper plate and the lower plate when the upper plate moves downward relative to the lower plate, so that the clamping assembly clamps the survey needle, thereby preventing the detection needle from moving up and down. When the surveying device for foundation construction of the present invention needs to measure specific values, the surveying device is pulled out of the ground, and the transmission device acts on the clamping component, so that the clamping component shrinks and clamps the surveying needle, so as to achieve the effect of fixing the surveying needle It is convenient for further measurement of specific values.

The invention discloses an anti-piling and anti-blocking coal mine heading machine. The anti-piling and anti-blocking coal mine heading machine comprises a load-bearing base and a shoveling device, wherein a walking belt is arranged on the surface of the load-bearing base, safety guardrails are fixed above the load-bearing base, a rotary door is arranged on the surfaces of the safety guardrails, explosion-proof glass is arranged inside the rotary door, a blower device is arranged between the safety guardrails, a control rod is arranged in front of the blower device, illuminating lamps are arranged at the upper end and the lower end of the control rod respectively, a spindle is arranged between each illuminating lamp and the control rod, a magnifying lens is fixed at the front end of each illuminating lamp, an excavating device is arranged at the left end of the control rod, an excavating angle is arranged on the surface of the excavating device, and the excavating device is arranged above the shoveling device. The anti-piling and anti-blocking coal mine heading machine disclosed by the invention has the advantages that the arranged magnifying lens can magnify conditions of an excavation site, so that an operator can precisely locate and excavate, the operator also can examine the excavation condition at any time, and a collapse incident is effectively prevented.

The invention discloses an artificial intelligence infrared image processing device, and relates to the field of infrared equipment, wherein the device comprises a remote control trolley, the two ends of the upper surface of the remote control trolley are fixedly connected with limiting strips, and the upper surface of the remote control trolley is provided with an intelligent control box between the two limiting strips, a first mounting base is arranged in the middle of the upper surface of the intelligent control box, and a servo motor is mounted at the upper end of the first mounting base. According to the invention, the trolley is remotely controlled to drive the infrared equipment to move, so that places such as polluted areas, narrow areas and dangerous areas can be inspected, and the inconvenience of manual detection is solved; rotation adjustment and up-down angle adjustment are carried out on the infrared mechanism through the adjusting mechanism, dead-angle-free detection can be carried out on different position areas, and the infrared scanning range is greatly expanded; and the camera and the illuminating lamp are additionally arranged in the buckle cover, so that a remote operator can conveniently investigate the terrain, the remote control of the movement of the trolley is facilitated, and accidents such as collision are avoided.

The invention relates to a placing device and especially relates to a placing device of a seismograph used for natural gas exploitation. The invention aims at providing the placing device of the seismograph used for natural gas exploitation. The device possesses a damping effect when a seismograph tests and the device can be conveniently folded and unfolded. The placing device of the seismograph used for natural gas exploitation comprises a placing bench and the like. An installation mechanism is arranged on the placing bench. A right side of a top of the placing bench is provided with a placing mechanism. By using the placing device of the seismograph used for natural gas exploitation, a damping effect when the seismograph tests is reached and the device can be conveniently folded and unfolded; the installation mechanism is arranged so that the whole placing bench can be fixed and placed; the placing mechanism is arranged so that power can be provided for the seismograph and outdoor usage is convenient; and through a placing box, the seismograph can be well placed, and a hook is arranged so that a detected heavy object can be conveniently hung.

The invention discloses a mining disaster rescuing detecting son and mother robot which comprises a mother robot body and a son robot body. The mother robot body is composed of a robot body, a base, optical fiber communication receiving equipment, remote monitoring equipment, a picture information receiving screen, a wireless communication launcher and a life detecting receiving device, the son robot body is composed of a shell, chain wheels, a detecting image collecting device, detecting photographing transmission devices, a life detecting device, a wireless communication receiver and a motor, the chain wheels are arranged at the four edges of the shell and are composed of the first chain wheel, the second chain wheel, the third chain wheel and the fourth chain wheel, and the detecting photographing transmission devices are installed on the two sides of the shell. According to the mining disaster rescuing detecting son and mother robot, the detecting image collecting device, the detecting photographing transmission devices, the life detecting device and the wireless communication receiver are used, detected information is transmitted to the mother robot, places where persons cannot reach conveniently are detected conveniently, the disaster site is known, and rescuing is conveniently executed.

The invention discloses a fire scene investigation lamp comprising a box body and a storage battery fixedly arranged at the bottom in the box body, telescopic supporting legs and a displacement mechanism are fixedly arranged at the bottom of the box body, a connecting panel is mounted on the outer side wall of the bottom of one side of the box body, three fixing plates arranged in parallel are fixedly connected to the inner side wall of the box body, and two drawers are connected to the inner side wall of the box body through sliding ways. According to the fire scene investigation lamp, idlerwheels, a telescopic handle, a lifting handle and hanging rings used for fixing straps are mounted on the fire scene investigation lamp, and the fire scene investigation lamp can be lifted for carrying, pulled for carrying and carried on the back; the fire scene investigation lamp has multiple functions, has an illumination function, a video recording function, a combustible gas detection function, a toxic gas detection function and a storage function, can perform illumination, video recording, combustible gas detection and toxic gas detection on the scene, can store material evidence samplescollected on the scene, and is high in practicability.