61results about How to "Easy to get soil" patented technology

The invention provides a clod crushing and screening machine for a laboratory, comprising a machine shell, a conveying belt, an electromotor, a power shaft, a temporary clod holding device, a jaw-type clod crushing mechanism located at the upper part inside the machine shell, a roller-type clod crushing mechanism located in the middle inside the machine shell, an automatic clod screening mechanism located at the lower part inside the machine shell and a dust collecting device; two ends of the power shaft are respectively connected with a first bow-shaped rotating shaft and a second bow-shaped rotating shaft, and a first function converter and a second function converter are respectively arranged at the junctions of two ends of the power shaft as well as the first bow-shaped rotating shaft and the second bow-shaped rotating shaft; each of the first function converter and the second function converter comprises an annular clamping part and a fastening bolt; the temporary clod holding device is located below the jaw-type clod crushing mechanism; and the upper part of the temporary clod holding device is connected with the machine shell through a fixing bolt. By using the clod crushing and screening machine provided by the invention, the clod crushing efficiency and effect are improved, the clod screening and dust collecting functions are additionally provided, and meanwhile, clod crushing and screening are realized.

The invention relates to the technical field of soil detection equipment, and discloses a soil obtaining device special for construction soil detection. The soil obtaining device comprises a rigid supporting sleeve, a connecting disc sleeves the middle of the rigid supporting sleeve through threads, and a threaded pipe sleeve is fixedly connected to the top of the connecting disc; an adjusting handle is arranged on one side of the top of the threaded pipe sleeve, and a soil sampling probe located below the rigid supporting sleeve is fixedly connected to the bottom of the connecting disc; evenly distributed soil obtaining grooves are formed in the periphery and the top of the soil sampling probe respectively. According to the soil obtaining device special for construction soil detection, three groups of auxiliary supporting devices and positioning devices are in pin connection with the ground at the same time, so that it is guaranteed that the upper end and the lower end of the whole device is fixed at the same time in the soil obtaining process, when drilling is carried out, the device cannot incline, the perpendicularity of a drill rod moving downwards is guaranteed, then soil indifferent soil layers can be conveniently taken out, the soil obtaining uniformity is improved, and accurate measurement data can be obtained conveniently.

The invention discloses an automatic soil sampling device applied to soil remediation. The automatic soil sampling device comprises a fixing rack and a soil sampling device, wherein four support rods are respectively fixing at the four corners of the fixing rack; the soil sampling device is fixed at the bottom of the fixing rack; the soil sampling device comprises a telescopic pole, a support plate, a rotating motor, a rotating shaft, a helical blade, a baffle plate and a drill bit, wherein the telescopic pole is fixed at the middle position of the fixing rack, a groove is formed in the bottom of the telescopic pole, the support plate is fixed at the bottom of the telescopic pole, the support plate is provided with a through hole just under the lower end of the groove, the rotating motor is positioned in the groove and is fixed on the support plate, and the upper end of the rotating shaft is rotatably connected with the support plate by means of a bearing. According to the automatic soil sampling device applied to soil remediation, a fixed pipe can be driven to rotate by rotating a screwing handle, so that the height of the fixing rack can be adjusted, and the automatic soil sampling device is suitable for sampling soil at different depths; a connecting seat is rotatably connected with a support pad by means of a bearing, so that the free steering of an roller wheel is facilitated.

The invention discloses auger type earth covering equipment. The auger type earth covering equipment comprises a rack, and two earth taking cylinders, an earth covering cylinder, transmission mechanisms and walking wheels which are installed on the rack, wherein earth taking augers and earth covering augers are installed inside the earth taking cylinders and the earth covering cylinder, the earth covering cylinder is horizontally installed in the middle of the rack, the two earth taking cylinders are respectively installed at two sides of the rack, the walking wheels are installed at the bottom of the rack, the earth taking augers and the earth covering auger are driven to operate by the transmission mechanisms, the earth taking cylinders are positioned above the earth covering cylinder and inclined towards the lower front part, the tops and the front ends of the earth taking cylinders are open, the top of the earth covering cylinder is open and used for receiving earth falling from above earth feeding ports in the bottoms of the earth taking cylinders, and a plurality of earth taking auger blades are sparsely distributed on the earth taking augers. The auger type earth covering equipment disclosed by the invention is hard to block in the process of transporting earth, can be used for ensuring good earth taking and covering effects and meeting the requirements of great width of furrows for sowing, and is accurate in earth covering.

The invention relates to a soil taking device and a soil taking method, belonging to the field of geotechnical engineering investigation in civil engineering. The soil taking device of a starting side opening of a movable doorseal comprises a drill part and a tube body part. The soil taking device is characterized in that the tube body part comprises a plurality of sections of soil taking tubes; each section of soil taking tubes comprises a plurality of sections of soil takers; the sections of the soil takers are in threaded connection; isolations are arranged at the threaded parts; soil entering holes are formed in the isolations of the soil taker; and movable doors which fit for shapes and sizes of the soil entering holes are installed on the soil entering holes. The soil taking method of the soil taking device of the starting side opening of the movable doorseal is simple in equipment and easy to operate, the soil can be taken rapidly and conveniently, and the soil taking device can be used as a device special for rapidly measuring the cement content of a cement mixing pile and judging a thin interlayer.

The invention discloses a soil purifying machine, which is characterized by comprising a wheel type walking vehicle, wherein a liftable soil taking shovel is arranged at the front part of a frame of the wheel type walking vehicle; a soil convey device is arranged behind the soil taking shovel; a soil sieving device is connected with the rear part of the soil convey device and has a coarse material outlet connected with a disposal container; a soil digging device is arranged before the soil taking shovel on the frame through a support frame; an upper row and a lower row of symmetric outwards-extended digging teeth are arranged at the periphery of the columnar body of the digging device in the diameter direction; a driving mechanism is arranged on the support frame and used for driving the columnar body to rotate once the digging teeth dig the mulching films; a mulching film basket is fixed on the support frame; a collection device used for putting the mulching films on the digging device into the mulching film basket is fixed on the mulching film basket above the digging device; the collection device comprises a retractable rod part and a nailhead part used for hooking the mulching films and fixed at the former. The soil purifying machine can purify the soil, and solves the mulching film pollution problem fundamentally, thereby achieving a goal of keeping green croplands.

The invention relates to a handheld pressure rotating soil sampler, which belongs to the technical field of agricultural machinery. The handheld pressure rotating soil sampler comprises a push rod, a holding drum, an inner sleeve, an upper compression spring, a clutch movable part, a lower compression spring and a rotating drum; the push rod comprises a holding pipe, a connecting pipe and a push-down part, the holding drum comprises an upper stop part, a connecting drum, an outer drum and a clutch fixed part, the inner sleeve comprises an upper clamping part, an inner bushing and a lower clamping part, the upper compression spring sleeves the inner bushing, the clutch movable part sleeves the connecting pipe, the inner diameter of the clutch movable part is larger than the outer diameter of the connecting pipe, the upper end of the clutch movable part is provided with a single-direction clutch gear which is matched with a single-direction clutch gear on the lower end of the clutch fixed part to rotate, the lower compression spring sleeves the connecting pipe and is installed between the clutch movable part and a lower stop part in the rotating drum, and the rotating drum comprises a middle clamping part, a soil sampling pipe and the lower stop part. The handheld pressure rotating soil sampler is convenient and rapid to use, simple in structure, precise to operate and capable of preventing a soil sample from directly contacting hands of people when the soil is sampled.

The invention relates to the field of garden tree planting equipment, in particular to a pit digging device for garden trees. The pit digging device for the garden trees comprises a vehicle body, a soil digging mechanism arranged at the front side of the vehicle body and an adjusting mechanism for adjusting the position and orientation of the soil digging mechanism. Through the arrangement of thesoil digging mechanism comprising a drilling barrel, a drilling rod and spiral blades and an adjusting assembly comprising a lifting assembly and a rotating assembly, during pit digging operation, thepit digging depth is conveniently controlled, meanwhile, soil is conveniently and temporarily stored in the drilling barrel, later-period soil backfilling operation is facilitated, and the overall tree planting efficiency is improved. By arranging the lifting assembly comprising a first lead screw assembly, the pit digging depth is conveniently adjusted, and meanwhile the soil height is increased; and by arranging a liquid pumping barrel, a liquid medicine barrel and a hollow drilling rod with spraying holes formed in the surface, the nutrient solution and the soil are evenly mixed, the nutrient solution is evenly distributed in the backfilled soil, and the fertilization effect is improved.

The invention discloses a water-retaining and fertility-enhancing soil improving method and improved soil. The soil improving method comprises the step of applying weathered coal in loess or sandy soil. The formed improved soil comprises loess or sandy soil and weathered coal applied into the loess or sandy soil. Preferably the ratio of applied weathered coal is that the mass ratio of the weathered coal to loess or sandy soil is between 1 to 2 and 1 to 1. According to the improving method disclosed by the invention, the weathered coal is applied into the soil to be mixed with the loess or sandy soil in different proportions so as to play a promoting role on crop growth and moisture utilization, so that a resource of the weathered coal and the improved soil are effectively utilized, and thereby, the water and enhancing the fertility is retained.

The invention discloses convenient soil sampling equipment for soil detection. The convenient soil sampling equipment comprises a box body, wherein a through hole is formed in the middle position of the upper end of the box body; an annular baffle plate is arranged at a part, located at the periphery of the through hole, of the box body; the box body is internally provided with a gear; a sleeve sleeves the middle position of the gear; a driving wheel matched with the gear is arranged at one side in the box body; a rotary shaft is arranged at the upper end of the driving wheel; one end, far away from the driving wheel, of the rotary shaft penetrates through the top of the box body and is connected with a motor located at one side of the upper end of the box body; a screw rod is arranged atthe middle position of the box body in an inserting manner; a thread pipe sleeves the screw rod; the screw rod extends to the bottom of the box body through the sleeve and is provided with a connection block I; and a shell body I is arranged below the connection block I. The convenient soil sampling equipment for the soil detection has the beneficial effects of simple structure, convenience for operation and simplicity and rapidness in sampling; the working efficiency of extracting a soil sample is improved and the problems that soil is hard, the soil sampling difficulty is great and the likeare solved; the counterforce is reduced, the sampling work is accelerated and the equipment is simple to operate and convenient to maintain and replace; and the equipment has relatively great flexibility and a relatively wide application range.

A soil auger belongs to the technical field of soil appliance and is applied in soil sampling. The soil auger comprises a drill, a screw, a drill barrel, a handle, a transverse tie rod, a diagonal tie rod, a pedal, a slide block, a support and a soil outlet groove. The upper end of the screw is connected to the handle, and the lower end of the screw is connected to the upper end of the drill. The screw is provided with external thread which matches internal thread of a nut, which is in threaded connection to the screw. The upper end of the drill barrel is connected to the nut. The support is welded at the lower end of the drill barrel. The drill is arranged inside the drill barrel. One end of the transverse tie rod is fixed on the support through welding, and the other end of the transverse tie rod is connected to the pedal. One end of the diagonal tie rod is connected to the middle position of the transverse tie rod, and the other end of the diagonal tie rod is connected to the drill barrel through the slide block. The transverse tie rod, the diagonal tie rod and the pedal form a foldable pedal device. The soil auger of the invention is convenient for dismounting and replacement of the drill and the drill body. The function and practicality of the soil auger are enhanced. The soil auger is reasonably designed, is easy to carry, is time-saving and labor-saving to operate, is convenient for soil sampling, and is convenient for promotion and application.

The invention discloses a loess therapy method. The loess therapy method is characterized by comprising the following steps: deeply excavating loess from the hinderland in Guanzhong region of Shaanxi province at the underground depth of about 7-8 meters by using an excavator; drying loess blocks in the sun, grinding the dried loess blocks into fine powder, pouring a proper amount of loess into an iron pan, heating with slow fire to the high temperature of 50-60 DEG C, and adding Chinese herbal medicine; heating the loess sufficiently, grinding natural loess from Guanzhong region into a ground loess, frying with slow fire till the loess becomes hot, putting feet into a wooden bucket for fumigation in order to sterilize at a high temperature and treating dermatophytosis; wrapping feet with yellow mud, blending with thermal spring water, wherein the yellow mud becomes hot automatically 3 minutes later, and starts to permeate 10 minutes later in order to promote blood circulation, activate blood and eliminate poison; qi and blood can be conditioned by washing feet with spring water and massaging acupuncture points on foot soles. By adopting the loess therapy method provided by the invention, loess can be taken conveniently, and the loess loss rate in the conventional loess taking process is reduced; meanwhile, the foot soles are put into the wooden bucket for fumigation, so that physical therapy and health care are facilitated.

A static-pressure static-pull method and apparatus for forming the in-situ poured prestressed pile with varible diameter is disclosed. Said apparatus is composed of external pipe, internal core, concrete stamper assemblage between internal core and external pipe and open pile tip at the lower end of external pipe. Its advantages are no deformation of peripheral earth layer, high density and load-bearing power of pile, and easy demoulding as internal air bag is used.

The invention relates to a soil taking device and a soil taking method and belongs to the field of geotechnical engineering reconnaissance in civil engineering. The pipe type side opening opening-closing soft soil taking device comprises a drill bit part and a pipe body part, wherein the pipe body part is in a multi-section combined type inner and outer sleeve structure and comprises an inner pipe and an outer pipe, a plurality of transverse partition plates are fixedly arranged in an inner cavity of the inner pipe at equal intervals, the inner cavity of the inner pipe is divided into a plurality of cavities with the same volume by the transverse partition plates, rectangular pipe wall side openings are symmetrically arranged at two sides of the pipe wall arranged at the upper part of each cavity, and the two sides of the pipe wall of the outer pipe are provided with outer pipe wall side openings with the same shape and the same size as rectangular pipe wall side openings arranged on the inner pipe. The flowability of soil cement just subjected to stirring and the cutting effect of a reverse blade arranged at the lower side of the outer pipe opening are fully utilized, a side surface soil feeding mode is adopted, the obtaining of all soil samples in the target depth range every 10 to 20cm can be realized in one step, in addition, the depth of the obtained soil sample is accurately determined, and the defects that when the soil feeding from the lower end is adopted, the sampling rate is not high, and the thinner soil layer can be easily missed are overcome.

The invention discloses a soil sampler with a soil loosening function for environment monitoring. The soil sampler comprises a rack, supporting frames are arranged on the lower side of the rack in a left-right symmetrical mode, and a soil sampling mechanism with the soil loosening function is arranged on the rack. The soil sampler with the soil loosening function for environment monitoring is ingenious in structural arrangement, a soil sampling cylinder abuts against the ground under the elastic force effect of an elastic telescopic support, thus soil sampling stability is improved, and soil is prevented from overflowing from the bottom of the soil sampling cylinder; a soil sampling cylinder rotating driving mechanism drives the soil sampling cylinder to rotate, a crushing disc at the bottom end of the soil sampling cylinder is driven to drive crushing teeth to crush the ground surface layer and loosen the soil, and thus soil sampling is facilitated; a soil sampling shaft is driven todrive a soil sampling spiral blade to rotate for soil sampling, meanwhile, a lifting mechanism drives the soil sampling shaft to move downwards, then screw-in soil sampling is achieved, and the soil is pushed into the soil sampling cylinder by the soil sampling spiral blade; and after soil sampling is completed, the soil in the soil sampling cylinder can be discharged by reversely rotating the soil sampling shaft, and thus soil taking is convenient.

The invention relates to a soil sampling device and a soil sampling method and belongs to the field of geotechnical engineering investigation in civil engineering. A soil sampler for opening on a closing / opening side of a tubular airbag has a detachable combined structure of a tubular soil sampling pipe and comprises a plurality of soil sampling pipe middle sections, a soil sampler joint and a soil sampling pipe head section which are sequentially connected through connecting joints; the tubular soil sampling pipe comprises a soil sampling pipe main body; a plurality of horizontal separating plates are equidistantly arranged in the soil sampling pipe main body; a chamber is formed between each two horizontal separating plates; a pipe wall side opening is correspondingly arranged on a pipe side wall of each chamber in the soil sampling pipe main body; one airbag is embedded in each chamber formed between each two horizontal separating plates; the airbags are communicated through an air pipe; and valve devices are arranged at two ends of the airbags which are communicated together. According to the soil sampling method provided by the invention, the operation is easy, the opening on a closing / opening side wall is realized by controlling an airbag taking device, and the soil sampling is convenient and quick.

The invention relates to a multi-functional soil sampler, pertaining to the technical field of mechanical engineering.The multi-functional soil sampler comprises a rotary handle, a soil-loading slot pipe, a connecting column, a soil-sampling port, a slot cover opening device, a screwed buckle, an LED display, anti-skidding threads, a power supply, a PH sensor and an ion selective electrode. The rotary handle is connected with the soil-loading slot pipe by means of the connecting column. The lower end of the soil-loading slot pipe is provided with the soil-sampling port. The rotary handle is provided with the LED display. One side of the soil-loading slot pipe is provided with a slot cover. The lower end of the slot cover is provided with the screwed buckle and connected with the soil-loading slot pipe by means of the screwed buckle. The upper end of the slot cover is provided with the slot cover opening device. The multi-functional soil sampler has following advantages: the multi-functional soil sampler is easily operated and helps to save labor and conveniently rotates during a soil-sampling process; soil samples in different soil layers can be collected at one time, thereby reducing complexity of a soil-sampling process as much as possible; and additionally, the soil sampler is equipped with a device for measuring physical and chemical properties of partial soil in order to facilitate sampling soil for scientific researches and tests carried out by researchers.

The invention relates to a multifunctional automatic soil sampling machine, which comprises support frames. The bottom of each support frame is provided with walking wheels. The front end of the support frames is provided with a soil breaking device. A soil sampling device is arranged between the support frames. The soil sampling device comprises a conveyor belt machine which is transversely arranged. The conveyor belt machine is provided with a mounting rack, which is rotatably provided with a rotating wheel. Hoppers are uniformly distributed on the sidewall of the rotating wheel. A materialreturn belt conveyor is arranged below the tail end of the conveyor belt machine. By installing the soil breaking device in front of the support frames, soil can be broken to be loose, thus bringing convenience for soil sampling. During soil sampling, soil begins to enter the hoppers from the bottom when the rotating wheel rotates. When the hoppers rotate to the place 45 degrees from the horizontal plane, soil dumping begins to be conducted, and soil automatically falls onto the conveyor belt machine. When the hoppers rotate to 135 degrees from the horizontal plane, soil dumping is completed.After being dumped onto the conveyor belt machine, soil in the hoppers is then conveyed onto the material return belt conveyor and finally conveyed to a follow-up soil restoration unit through the material return belt conveyor. The multifunctional automatic soil sampling machine is convenient to use, is time-saving and labor-saving, and has high work efficiency.

The invention discloses a device and a method for detecting the compaction degree of an on-site filling roadbed based on shear wave velocity, and solves the problems that in the prior art, a feeler lever can generate an embedding and extruding effect on a soil body and a bending element is in close contact with roadbed soil to be detected. The device and the method can improve the reliability of a shear wave test result. According to the specific scheme, the device for detecting the compaction degree of an on-site filling roadbed based on shear wave velocity comprises a shear wave excitation mechanism and a shear wave receiving mechanism, and each of the shear wave excitation mechanism and the shear wave receiving mechanism comprises an outer sleeve, a soil sampling inner core pipe and a bending element inner core rod; a first opening is formed in the side wall of the outer sleeve; the soil sampling inner core pipe can be detachably connected with the outer sleeve, so that when the outer sleeve is cut into a soil body, the soil body in the outer sleeve enters the soil sampling inner core pipe, and the soil sampling inner core pipe can move relative to the outer sleeve under the action of external force; and the bending element inner core rod comprises a hollow rod body which can be connected with the outer sleeve, the rod body is provided with a second opening which can be communicated with the first opening, and a movable bending element test piece is arranged in the rod body.

The invention relates to a device for breaking an underground obstacle under deep excavation conditions. The special rigid breaking device is installed on a telescopic arm of a telescopic arm excavator and is used for destroying the underground obstacle and removing residues of the obstacle from the original position; a special bucket is replaced into an ordinary bucket to be used for taking out the residues of the obstacle residue; the special rigid breaking device is composed of at least one breaking punch, a breaking punch connecting seat and a breaking punch mounting seat, wherein the breaking punch is conical, an inner cone hole is formed in the breaking punch, the breaking punch is connected with an outer cone at the front part of the breaking punch connecting seat through the innercone hole in a matched mode, moreover, the breaking punch is fixedly connected with the breaking punch connecting seat through a pin shaft, and the rear part of the breaking punch connecting seat is fixedly connected to the breaking punch mounting seat. According to the device for breaking the underground obstacle under the deep excavation conditions, the special breaking device is adopted for breaking the underground obstacle, and then the ordinary bucket is used for excavation. Meanwhile, under the condition of underwater operation, due to the fact that sight is blocked by water, the devicecan also be used for detectin, touching and excavating, therefore, the time can be saved, and the effects of being convenient and rapid are achieved.

The invention provides a method for improving a compacted yellow clay structure of an opencast dump by sandy soil. The method comprises steps as follows: the sandy soil and yellow clay are mixed uniformly in a weight ratio of 1:1-3:1, and a soil matrix is obtained; the sandy soil is aeolian sand, and content of clay particles with size being 0.002 mm does not exceed 10%; content of the clay particles of the yellow clay is 80%-90%. According to the method, the sandy soil and the yellow clay are compounded in a certain proportion, so that soil permeability of the yellow clay is improved, soil compaction index is reduced, soil structure characters are improved, and growth and development of a root system are promoted.

The invention discloses a soil extraction detection device for searching geothermal energy, and relates to the field of new energy detection. The soil extraction detection device comprises a bottom plate, a first motor is fixedly connected to the lower surface of a top plate, rollers are arranged below the bottom plate, a long cylinder is arranged on the bottom plate, a sliding frame is arranged above the bottom plate, and a soil oxygen detector is fixedly connected to the upper surface of the bottom plate; the upper surface of the bottom plate is fixedly connected with a soil carbon dioxide detector. According to the soil extraction detection device for finding geothermal energy, a fixing strip can conveniently move up and down by arranging a fixing cylinder, a gear and meshing teeth, the device can be fixed when the device starts to work after being stopped by arranging an inserting rod and an inserting hole, the stability and the working efficiency of the device are improved, and a magnet is arranged, so that the device is convenient to use. The rolling wheels can be released only by pulling out the inserting rods and pushing the movable plates, and the problems that soil is inconvenient to take during geothermal energy detection, and the detection result is affected are solved.

The invention provides a labor-saving energy-saving soil sampling device for buildings, and belongs to building equipment. The labor-saving energy-saving soil sampling device includes a support frameand a sampling barrel; a bottom plate is respectively fixed on the left and the right sides of the lower end of the support frame; a first motor is fixed at the center position of the upper end of thesupport frame; a telescopic shaft is vertically fixed at the center position of the upper end of the first motor; a storage battery is respectively symmetrically disposed, on the upper end of the support frame, on both sides of the first motor; an extension plate is horizontally fixed on the upper end of the telescopic shaft; a connecting rod is respectively symmetrically vertically fixed at positions below the both ends of the extension plate, and the lower ends of the connecting rods pass through the both ends of the support frame; the lower ends of the connecting rods are fixedly connectedwith a movable plate; two first perforation holes are symmetrically arranged at both sides of the front end of the movable plate, and both ends of the support frame pass through the first perforationholes. The bottom plate of the labor-saving energy-saving soil sampling device facilitates stabilizing of the support frame; after the labor-saving energy-saving soil sampling device moves to a destination point, a fixing nail is used to fix the labor-saving energy-saving soil sampling device to prevent the device from lodging; the first motor drives the telescopic shaft to perform telescopic movement; and the storage batteries provide electrical energy for the entire device.

The invention provides an effort-saving ring knife geotome and a using method. The effort-saving ring knife geotome comprises a cover ring knife, a cover plate is arranged on the cover ring knife, thecover ring knife is movably arranged in an outer cylinder, a top plate is arranged at the upper part of the cover plate, and the top plate is connected with a pressing device; a connecting device isarranged at the upper part of the outer cylinder and connected with the pressing device. By means of elasticity of a spring, test personnel can conveniently sample soil quickly; the geotome is suitable for sampling soil of various soil properties, saves time and labor, prevents hands of the test personnel from being injured, and is compact in structural design, small and convenient to carry, low in overall cost and simple to operate and easy to use.

The invention relates to the technical field of building construction, in particular to a quick soil taking device for construction of a super-deep shaft foundation ditch. The quick soil taking devicecomprises a vertical soil taking lifting device and a horizontal soil conveying device, wherein the soil taking lifting device is composed of a supporting frame, an upper top plate, a longitudinal lifting mechanism and a soil taking mechanism; and the soil conveying device is composed of a transverse conveying mechanism and an adjusting mechanism which is arranged on the transverse conveying mechanism and used for adjusting the horizontal span of the transverse conveying mechanism. The transverse conveying mechanism is horizontally installed on the lateral side of the supporting frame, the feeding end of the transverse conveying mechanism is located on the lateral lower side of the top of the soil taking mechanism, the end portion of the transverse conveying mechanism is connected with alongitudinal synchronous lifting mechanism, and the power output end of the adjusting mechanism is connected with the adjusting portion of the transverse conveying mechanism. The quick soil taking device is simple in structure, in the shaft foundation ditch construction process, soil can be efficiently, conveniently and quickly sampled, and convenience is brought to the construction.

The invention discloses deep foundation pit soil withdrawing equipment and a construction method. The deep foundation pit soil withdrawing equipment comprises a lifting frame and a lifting hopper, wherein the lifting frame is fixedly arranged on a foundation pit cap beam; a lifting mechanism is arranged at the upper part of the lifting frame; the lifting hopper is driven to move up and down by virtue of the lifting mechanism; one side of the lifting hopper is provided with a sliding door which can be opened and closed; and one side, close to the sliding door, of the middle part of the liftingframe is obliquely provided with a chute for a soil body to slide off. According to the deep foundation pit soil withdrawing equipment disclosed by the invention, the lifting frame is arranged on thefoundation pit cap beam; the dead weight of the lifting frame, the load of the lifting hopper, the soil, the wind load and the like are fully considered, so the deep foundation pit soil withdrawing equipment satisfies the strength of design standards and guarantees the use safety of the lifting frame; the lifting mechanism is used for driving the lifting hopper which can be opened and closed to move up and down so as to load and transfer the soil, the chute is used for conveying the soil into a transporting device to accomplish the soil withdrawing operation, the soil withdrawing process is simple, the automation degree is high, labor is saved, safe use is realized, and the work efficiency is high.

The intention discloses a sand water-saving and fertilizer-retaining material based on homologous plants and application of the sand water-saving and fertilizer-retaining material. The sand water-saving and fertilizer-retaining material is prepared by mixing the following raw materials in parts by weight: 70-75 parts of clay, 10-8 parts of straw biochar and 20-17 parts of decomposed cow dung. Thematerial provides a living environment for microorganisms required by plant growth by combining the clay, the straw biochar and the decomposed cow dung, and provides a sand-fixing and water-retainingenvironment for plant root growth. The synergistic water-saving and fertilizer-retaining functions of different treatment materials of the homologous plants are realized. The sand water-saving and fertilizer-retaining material is novel and unique, low in production cost, capable of effectively improving the water and fertilizer conditions of soil and beneficial to vegetation restoration and agricultural development of sand areas.

The invention relates to the technical field of civil engineering equipment, and discloses a quick soil sampling device for civil engineering. The quick soil sampling device comprises a mounting base,wherein a soil sampling slot is formed in the middle part of the mounting base; the two sides of the soil sampling slot are fixedly equipped with a first supporting block and a second supporting block on the top of the mounting base separately; the top of the first supporting block is fixedly equipped with a supporting column; a fixed box is arranged above the supporting column; the left side ofthe bottom surface of the fixed box is fixedly connected with the top end of the supporting column; the right side of the second supporting block is fixedly equipped with a supporting rod; and upper and lower ends of the supporting rod are fixedly connected with the right side of the bottom surface of the fixed box and the top of the mounting base. According to the quick soil sampling device for civil engineering disclosed by the invention, a rocker rod rotates, so that a rotary disc drives a movable shaft and a worm gear to rotate; the worm gear drives a threaded rod to rotate, so that the threaded rod is spirally propelled downwards conveniently, and a worker samples local soil favorably, and therefore, working efficiency is improved; and the problem that working efficiency is low as time and labor are wasted when the ring cutter is used to sample soil is avoided.