CN113390670B

CN113390670B - Sample collecting equipment for nuclear radiation soil detection and evaluation

Info

Publication number: CN113390670B
Application number: CN202110730058.1A
Authority: CN
Inventors: 孔竟杰; 刘新荣; 张昆明
Original assignee: Zhongketai Testing Jiangsu Co ltd
Current assignee: Zhongketai Testing Jiangsu Co ltd
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2022-04-05
Anticipated expiration: 2041-06-29
Also published as: CN113390670A

Abstract

The invention discloses sample collection equipment for nuclear radiation soil detection and evaluation, which comprises a supporting mechanism, a surface leveling assembly, a driving mechanism, a soil taking mechanism, a sample storage mechanism and a hard soil layer ditch forming mechanism, wherein the supporting mechanism comprises a main frame for determining the sample extraction specification area and a horizontal transverse moving combination, and the surface leveling assembly comprises a load board arranged on the inner side of the main frame. Make drive shaft and the whole spout along vertical spout inboard of fixing piece go up and down the activity through the control pivot, the operation of opening simultaneously and controlling the motor comes first cross axle of transmission and drive shaft, make the fluted disc of the carousel meshing inner core outer end of drive shaft bottom, and drive the cutting piece and move back the native piece and carry out turn over down along nuclear radiation soil and cut, thereby can make things convenient for operating personnel when handling nuclear radiation within range soil, with sharp-pointed material destruction operating personnel's gloves or protective clothing in the reduction soil, the complete dissection of soil in the sample region has been preserved greatly.

Description

Sample collecting equipment for nuclear radiation soil detection and evaluation

Technical Field

The invention relates to the field of soil sample collection, in particular to sample collection equipment for nuclear radiation soil detection and evaluation.

Background

Nuclear radiation is one kind of nuclear pollution, and the nuclear pollution mainly refers to the damage of the environment caused by the remnants of the leaked nuclear materials, wherein the radiation generated by the remnants of the nuclear materials and atomic dust can directly cause the damage which is difficult to reduce on the soil, and the remnants of the nuclear materials can generate secondary pollution along with the lapse of time, and cause the pollution of underground water sources and the like.

Reference to publication No.: CN108801689B shows that the invention adopts mechanical equipment to replace manual work for sampling soil, and because the soil hardness degree of each region in the nuclear radiation range is different, and individual regions or sand and stone zones are different, the conventional mechanical acquisition equipment is difficult to meet various hard soil layers in the nuclear radiation range.

Reference to publication No.: CN111811877B shows, according to the invention, for deep soil collection equipment, due to different water contents in geology of each region, when deep soil with large water content is collected into the equipment, a metal soil guide piece inside the equipment is corroded in long-time use, so that other soil samples can be polluted, and soil radiation amount of each region in a nuclear radiation direction is different, so that the soil with different contents in each region can form cross contamination by adopting the equipment, and the collection of the samples is not facilitated.

According to the harm of nuclear radiation, various sharp substances contained in soil easily cause the damage of protective clothing such as operating personnel gloves and the like, and in order to reduce the problem that the collection of soil is manually carried out in a nuclear radiation area, the technical difficulty which needs to be solved by the inventor is how to adapt to different geology in the nuclear radiation area for digging.

Disclosure of Invention

The present invention is directed to solving one of the technical problems of the prior art or the related art.

Therefore, the technical scheme adopted by the invention is as follows:

the sample collecting device for nuclear radiation soil detection and evaluation comprises a supporting mechanism, a ground surface leveling assembly, a driving mechanism, a soil sampling mechanism, a sample storage mechanism and a hard soil layer ditch-making mechanism, wherein the supporting mechanism comprises a main frame and a horizontal transverse moving combination which are used for determining the sample extraction specification area, the ground surface leveling assembly comprises a load plate arranged on the inner side of the main frame, a soil separation piece inserted in the load plate, a cross rod arranged in the load plate and a transmission piece movably connected on the load plate, the driving mechanism is arranged on two sides of the outer part of the main frame, the soil sampling mechanism comprises a lifting part and a sampling part, the sampling part comprises an outer cover, an inner part inserted in the outer cover, a rocker spirally connected in the inner part and a thin plate vertically inserted in the inner side of an outer groove opening of the outer cover, the sample storage mechanism is arranged outside the main frame, the hard soil layer ditch-making mechanism comprises a transmission part and a turning-cutting part, wherein the turning-cutting part comprises a blocking sleeve, an inner core arranged in the blocking sleeve, a cutting blade arranged in the middle of the inner core and a soil returning part connected to the outer side of the cutting blade.

By adopting the technical scheme, referring to the figure, because soil sampling needs to determine the determined position of the sampled soil, a rectangle is planned at a sampling site before sampling, when a main frame of the device moves to be right above the rectangular sampled soil, an operator needs to respectively control rotating shafts positioned at two sides of the outside of the main frame to rotate, so that the rotating shaft transmission slide block drives a transverse plate and a hard soil layer trenching mechanism to integrally lift, when the hard soil layer trenching mechanism integrally descends to the surface of nuclear radiation soil, the operator can control the rotating speed of the motor during operation according to the soil quality of the sample soil, the motor is used for transmitting a driving shaft and a first transverse shaft and sequentially driving cutting blades to operate, when the cutting blades rotating at a high speed descend to the rotating shaft, foreign matters such as sharp stones and the like in the soil can be separated and cut, and at the moment, soil with gullies formed in a rectangular sample area can be transmitted to the inner side of a soil returning piece, and transferring the soil sample to the outside of the ravines, wherein the ravines are read as centimeters, namely the standard reading of the sample sampling is read as the standard reading of the sample sampling, at the moment, an operator needs to control the outer cover and the inner part to press down and insert the outer cover and the inner part along the corners of the rectangular soil sample, and then the soil sample on the inner side of the outer cover is vertically separated by the thin plate.

The present invention in a preferred example may be further configured to: the horizontal traversing combination also comprises a vertical sliding groove arranged outside the main frame, a sliding block inserted inside the vertical sliding groove, a rotating shaft connected inside the sliding block, a transverse plate arranged outside the sliding block and a limiting clamping block positioned in the inner cavity of the transverse plate.

Through adopting above-mentioned technical scheme main frame outside both sides fixed mounting limit fixture block, and will limit fixture block movable mounting in the spout of diaphragm inner chamber, when the control pivot carries out the in-process of rotation, the slider can drive the diaphragm and carry out the lift activity, and the device can cut the unexpected earth of rectangle soil sample this moment and part to make things convenient for sample dirt layer can be taken out by complete.

The present invention in a preferred example may be further configured to: the driving mechanism comprises supporting legs arranged outside the main frame, inserting rods sleeved in the supporting legs, straight cylinders inserted in the inserting rods and rollers connected to the straight cylinders through shaft rods.

By adopting the technical scheme, the supporting legs which are symmetrically distributed along the horizontal direction are arranged outside the main frame, and the telescopic mechanism formed by the inserting rods and the straight cylinder is utilized, so that when the device is positioned on uneven ground, the main frame is pressed, the soil separating piece in the device can be fully contacted with the uneven ground surface, and meanwhile, the quick use of the device by an operator is facilitated.

The present invention in a preferred example may be further configured to: the soil sampling mechanism further comprises a lifting pile connected to the main frame, a cross beam movably connected to the inside of the lifting pile and an outer frame inserted on the cross beam.

Through adopting above-mentioned technical scheme, utilize fixation nut control crossbeam to be in the inboard stability of lift stake, when the nuclear radiation dirt layer is gathered to needs, utilize to unscrew fixation nut on the lift stake for the crossbeam is whole makes things convenient for the free activity, at this moment, will the sheet metal takes out, and through pressing the dustcoat makes the dustcoat hug closely on the dirt layer, and through inserting the sheet metal cuts off sample dirt layer, and then can ensure the integrality of sample.

The present invention in a preferred example may be further configured to: the sample storage mechanism comprises a protective box arranged on the main frame and a drawer positioned in the protective box, and the drawer is used for storing a sample tank.

Through adopting above-mentioned technical scheme, because soil sampling test need confirm a main hole position and supplementary hole position of four places, need gather two to three kinds of samples when taking a hole position, because the earth self that receives nuclear radiation pollution can carry the radiation, consequently only rely on glass bottle storage sample to be difficult to completely cut off the radiation, consequently set up the protective housing and the drawer is separated a plurality of sample bottles and is preserved to pollute each other between with reducing each sample, give off of radiation in the separation sample simultaneously.

The present invention in a preferred example may be further configured to: the hard soil layer ditch-making mechanism further comprises a shell, and the shell is installed on the transmission part.

By adopting the technical scheme, the outer shell is arranged on the two groups of fixing pieces in a erected mode, the gear at the top end of the driving shaft and the two first transverse shafts are connected to the inner cavity of the outer shell through the chain, and when the device is used, the outer shell is pulled to realize the overturning and cutting of the two driving shafts on outer gullies of a sample.

The present invention in a preferred example may be further configured to: the transmission part also comprises a fixing part connected to the shell, a motor arranged in the inner cavity of the shell, a first transverse shaft connected to the inside of the shell, a driving shaft meshed with the first transverse shaft and a second transverse shaft connected to the bottom end of the fixing part in a clamping shell.

By adopting the technical scheme, the fixing piece is fixedly arranged in one hole inside the limiting clamping block, the driving shaft is movably sleeved in the other hole inside the limiting clamping block, and when a cutting blade in the device is pressed down, the fixing piece and the limiting clamping block provide effective stability.

The present invention in a preferred example may be further configured to: the soil separation piece is integrally rhombic, a T-shaped sliding block is arranged outside the soil separation piece, and a hole in the T-shaped sliding block is connected to the load board through a fixing nut.

By adopting the technical scheme, the sliding groove is formed in one side of the outer part of the bogie plate, the soil separating piece is fixed on the inner side of the outer sliding groove of the bogie plate by the fixing nut, and when soil samples in different areas are collected, the soil separating piece is replaced to prevent pollution among the samples in the different areas.

The present invention in a preferred example may be further configured to: the inner piece is L-shaped, and the inner piece and the thin plate are made of wood plates.

Through adopting above-mentioned technical scheme, because the part of metal preparation receives external environment's various factors influence easily and cause the corrosion, work as the internals with when the sheet metal is made, in case the internals with the sheet metal rusts, will lead to the sample to receive the pollution to reduce the true information that soil detected, consequently will the internals with the sheet metal adopts the plank to make, can reduce soil and receive the influence of metal.

The present invention in a preferred example may be further configured to: the vertical rod in the fixing piece is welded in one through hole of the limiting clamping block, and the driving shaft is movably connected in the other through hole in the limiting clamping block.

By adopting the technical scheme, the driving shaft is likely to encounter sharp gravels and gravels in the process of downward pressing, turning and cutting, so that when encountering stones, the driving shaft can generate a large whole span, the fixing piece is fixedly installed on the inner side of the blocking sleeve, and the driving shaft can be improved in operation stability through the fixing of the limiting clamping block.

By adopting the technical scheme, the invention has the beneficial effects that:

1. according to the invention, in consideration of different soil layer distributions in different ranges in the nuclear radiation area, when soil needs to be collected in an area containing more gravels, the driving shaft and the fixing piece are integrally lifted along the sliding groove on the inner side of the vertical sliding groove by controlling the rotating shaft, and the motor is started and controlled to operate to drive the first transverse shaft and the driving shaft, so that the rotary disc at the bottom end of the driving shaft is meshed with the fluted disc at the outer end of the inner core, and the cutting disc and the soil returning piece are driven to be turned downwards along the nuclear radiation soil, therefore, when an operator treats the soil in the nuclear radiation area, the damage of sharp substances in the soil to gloves or protective clothing of the operator is reduced, and the complete separation of the soil in the sample area is greatly preserved.

2. According to the soil detection link, due to the fact that vegetation can be stored in sample soil, an area with few vegetation needs to be selected when soil is selected, when the sample soil is dissected, an operator needs to rotate the transmission piece and utilize the transmission piece to pull the loading plate and the soil isolation piece to horizontally move along the slide way on the inner side of the main frame, the oblique plane at the bottom of the soil isolation piece directly contacts with the surface of the sample soil, preparation on the sample soil can be quickly scraped by the soil isolation piece in the horizontal moving process, meanwhile, the soil isolation piece in the horizontal moving state can prevent prepared roots from damaging the sample soil, and therefore the neatness of sample soil extraction can be improved.

3. According to the invention, as shown above, when the surface sample soil is extracted, the area of the sample soil needs to be controlled, the sample soil needs to be controlled to be rectangular and 20 cm below the rectangular for conventional soil detection, in order to effectively control the area of the soil sample taken in the nuclear radiation area, the main frame is arranged, the two overturning and cutting parts are arranged on two sides of the outer part of the main frame, the overturning and cutting parts are controlled to be circularly cut along the sample soil in a rectangular manner by the transverse plate, and when the soil sample taking device is used, the two overturning and cutting parts are controlled to be cut along the sample soil area in a rectangular manner by the mobile driving mechanism, so that the area of the sample soil can be effectively controlled, the sample can be selected according to the operation steps, and the problem of irregular soil selection of the sample soil is avoided.

4. According to the soil sample collecting method, according to the operation steps of collecting the soil sample, four sampling in different places of south, east and north are needed after the main sample pit is processed, and the sampling is needed along two adjacent side edges of the pit position in the sample pit.

Drawings

FIG. 1 is a schematic structural diagram of one embodiment of the present invention;

FIG. 2 is a schematic side bottom view of an embodiment of the present invention;

FIG. 3 is a schematic diagram of the partially dispersed structure of FIG. 1 according to one embodiment of the present invention;

FIG. 4 is a partial schematic structural view of FIG. 1 according to an embodiment of the present invention;

FIG. 5 is a schematic diagram of the scattering structure of FIG. 4 according to an embodiment of the present invention;

FIG. 6 is a schematic diagram of the internal dispersion structure of FIG. 5 according to an embodiment of the present invention;

FIG. 7 is a partial schematic structural view of FIG. 4 in accordance with an embodiment of the present invention;

FIG. 8 is a schematic diagram of the partially dispersed structure of FIG. 7 in accordance with one embodiment of the present invention;

FIG. 9 is a schematic view of the internal dispersion structure of FIG. 7 in accordance with one embodiment of the present invention;

FIG. 10 is a schematic diagram of the partially dispersed structure of FIG. 9 according to one embodiment of the present invention;

FIG. 11 is a schematic view of the partially dispersed structure of FIG. 10 according to an embodiment of the present invention;

FIG. 12 is a schematic view of the internal dispersion structure of FIG. 11 in accordance with one embodiment of the present invention;

FIG. 13 is a partial schematic structural view of FIG. 12 in accordance with one embodiment of the present invention;

FIG. 14 is a schematic diagram of the internal distribution structure of FIG. 13 according to an embodiment of the present invention.

Reference numerals:

100. a support mechanism; 110. a main frame; 120. horizontally moving and combining; 121. a vertical chute; 122. a slider; 123. a rotating shaft; 124. a transverse plate; 125. a limiting clamping block;

200. a surface leveling assembly; 210. a weight plate; 220. a soil isolation member; 230. a cross bar; 240. a transmission member;

300. a drive mechanism; 310. a support leg; 320. inserting a rod; 330. a straight cylinder; 340. a roller;

400. a soil taking mechanism; 410. lifting piles; 420. a cross beam; 430. an outer frame; 440. a sampling section; 441. a housing; 442. an internal member; 443. a rocker; 444. a thin plate;

500. a sample storage mechanism; 510. a protective box; 520. a drawer;

600. a hard soil layer ditch-making mechanism; 610. a housing; 620. a transmission section; 621. a motor; 622. a first lateral axis; 623. a second lateral axis; 624. a drive shaft; 625. a fixing member; 630. a cutting-over part; 631. a barrier sleeve; 632. an inner core; 633. removing the soil; 634. and cutting the slices.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be noted that the embodiments of the present invention and features of the embodiments may be combined with each other without conflict.

It is to be understood that this description is made only by way of example and not as a limitation on the scope of the invention.

The following describes a sample collecting device for nuclear radiation soil detection and evaluation provided by some embodiments of the invention with reference to the accompanying drawings.

The first embodiment is as follows:

referring to fig. 3 to 14, the sample collecting apparatus for nuclear radiation soil detection and evaluation provided by the present invention includes a supporting mechanism 100, a surface leveling assembly 200, a driving mechanism 300, a soil sampling mechanism 400, a sample storage mechanism 500, and a hard soil layer trench making mechanism 600, wherein the surface leveling assembly 200 is mounted on the supporting mechanism 100, the driving mechanism 300 is fixedly mounted outside the supporting mechanism 100, the soil sampling mechanism 400 is fixedly mounted outside a main frame 110 in the supporting mechanism 100, the sample storage mechanism 500 is mounted on the main frame 110, and the hard soil layer trench making mechanism 600 is mounted in the supporting mechanism 100.

The supporting mechanism 100 comprises a main frame 110 and a horizontal traversing combination 120, the horizontal traversing combination 120 further comprises a vertical sliding groove 121, a sliding block 122, a rotating shaft 123, a transverse plate 124 and a limiting fixture block 125, the ground surface leveling assembly 200 comprises a loading plate 210, a soil separating member 220, a transverse rod 230 and a transmission member 240, the driving mechanism 300 comprises a supporting leg 310, an insertion rod 320, a straight cylinder 330 and a roller 340, the soil sampling mechanism 400 comprises a lifting pile 410, a transverse beam 420, an outer frame 430 and a sampling part 440, the sampling part 440 further comprises an outer cover 441, an inner piece 442, a rocker 443 and a thin plate 444, wherein the sample storage mechanism 500 comprises a protective box 510 and a drawer 520, in addition, the hard soil layer trenching mechanism 600 comprises a housing 610, a transmission part 620 and a cutting part 630, the transmission part 620 further comprises a motor 621, a first transverse shaft 622, a second transverse shaft 623, a driving shaft 624 and a fixing part 625, and the cutting part 630 further comprises a blocking sleeve 631, an inner core 632, a soil stripping member 633 and a cutting sheet 634.

Specifically, the supporting mechanism 100 comprises a main frame 110 and a horizontal traversing combination 120 for determining the sample extraction specification area, the ground surface leveling assembly 200 comprises a weight plate 210 installed inside the main frame 110, a soil separating member 220 inserted into the weight plate 210, a cross bar 230 installed inside the weight plate 210, and a transmission member 240 movably connected to the weight plate 210, the driving mechanism 300 is installed at both sides of the outside of the main frame 110, the soil taking mechanism 400 comprises a lifting part and a sampling part 440, the sampling part 440 comprises a housing 441, an inner member 442 inserted into the housing 441, a rocker 443 spirally connected into the inner member 442, and a thin plate 444 vertically inserted into the inside of an outer slot of the housing 441, the sample storage mechanism 500 is installed outside the main frame 110, the hard soil trenching mechanism 600 comprises a transmission part 620 and a cut-over part 630, the cut-over part 630 comprises a blocking sleeve 631, an inner core 632 installed in the blocking sleeve, a cutting piece 634 installed in the middle of the inner core 632, and a soil removing member 633 connected to the outside of the cutting piece, before sampling, a rectangle is planned at a sampling site, when the main frame 110 of the device moves to a position right above rectangular sampling soil, an operator needs to control the rotating shafts 123 located at two sides of the outer portion of the main frame 110 to rotate respectively, so that the rotating shafts 123 drive the sliding blocks 122 and drive the transverse plates 124 and the hard soil layer trenching mechanism 600 to perform lifting movement integrally, when the hard soil layer trenching mechanism 600 descends to the surface of nuclear radiation soil, the operator can control the rotating speed of the motor 621 according to the soil quality of the sample soil when operating, the motor 621 is used to drive the driving shaft 624 and the first transverse shaft 622, and drives the cutting blades 634 to operate in turn, when the cutting blades 634 rotating at high speed descend through the rotating shafts 123, foreign matters such as sharp stones in the soil can be separated and cut, and soil forming a gap in a rectangular sample area can be conveyed to the inner side of the soil returning member 633, and the soil sample is transferred to the outside of the ravines, when the ravine wins 20 cm, the ravine wins are the standard wins of the sample sampling, and at this time, the operator needs to control the outer cover 441 and the inner piece 442 to be pressed downwards and inserted along the corners of the rectangular soil sample, and then the thin plate 444 is used for vertically separating the soil sample inside the outer cover 441.

Example two:

as shown in fig. 11, in the above embodiment, the limiting fixture block 125 is movably installed in the sliding groove of the inner cavity of the transverse plate 124, when the rotating shaft 123 is controlled to rotate, the sliding block 122 can drive the transverse plate 124 to move up and down, and at this time, the device can cut and separate the soil of the rectangular soil sample, so that the soil layer of the sample can be completely taken out, the horizontal traversing combination 120 further includes the vertical sliding groove 121 installed outside the main frame 110, the sliding block 122 inserted inside the vertical sliding groove 121, the rotating shaft 123 connected inside the sliding block 122, the transverse plate 124 installed outside the sliding block 122, and the limiting fixture block 125 located in the inner cavity of the transverse plate 124.

Example three:

in the above embodiment, as shown in fig. 8, the support legs 310 symmetrically distributed along the horizontal direction are installed on the outer portion of the main frame 110, and the telescopic mechanism composed between the insertion rod 320 and the straight cylinder 330 is used, when the device is on uneven ground, the soil separating member 220 in the device can make full contact with the uneven ground surface by pressing the main frame 110, and the driving mechanism 300 includes the support legs 310 installed on the outer portion of the main frame 110, the insertion rod 320 sleeved in the support legs 310, the straight cylinder 330 inserted in the insertion rod 320, and the roller 340 connected to the straight cylinder 330 through a shaft.

Example four:

in the above embodiment, as shown in fig. 5, when the nuclear radiation mud layer needs to be collected, the fixing nuts on the lifting piles 410 are unscrewed, so that the whole beam 420 conveniently moves freely, at this time, the thin plates 444 are taken out, and by pressing the outer cover 441, the outer cover 441 is closely attached to the soil layer, and the sample soil layer is cut off by inserting the thin plate 444, and the inner piece 442 and the thin plate 444 are made of metal, once the inner piece 442 and the thin plate 444 are rusted, the specimen is contaminated, therefore, the internal parts 442 and the thin plates 444 are made of wood plates, which can reduce the influence of metal on the soil, the soil taking mechanism 400 further comprises lifting piles 410 connected to the main frame 110, cross beams 420 movably connected to the lifting piles 410, and external frames 430 inserted on the cross beams 420, the internal parts 442 are L-shaped, and the internal parts 442 and the thin plates 444 are made of wood plates.

Example five:

in the above embodiment, as shown in fig. 3, two to three samples need to be collected when one pit is taken, since the soil contaminated by nuclear radiation carries radiation, and therefore, it is difficult to isolate the radiation by storing the samples only by means of glass bottles, a protective box 510 and a drawer 520 are provided to store a plurality of sample bottles in a partitioned manner, so as to block the emission of the radiation in the samples, the sample storage mechanism 500 includes the protective box 510 mounted on the main frame 110 and the drawer 520 located in the protective box 510, and the drawer 520 is used for storing sample tanks.

Example six:

in the above embodiment, as shown in fig. 12=13, by arranging the housing 610 to be mounted on the two sets of fixing members 625, and connecting the gears at the top ends of the driving shafts 624 and the two first transverse shafts 622 to the inner cavity of the housing 610 through chains, the supporting provided by the housing 610, when the device is in use, can be used for cutting the outer ravines of the sample through pulling the housing 610, and the hard soil layer trenching mechanism 600 further includes the housing 610, and the housing 610 is mounted on the driving portion 620.

Example seven:

referring to fig. 12 and 14, in the above embodiment, the fixing element 625 is fixedly installed in one hole inside the fixture-limiting block 125, the driving shaft 624 is movably installed in another hole inside the fixture-limiting block 125, and the driving shaft 624 is likely to encounter sharp gravel and stones during the process of downward-pressing, turning and cutting, so that when encountering stones, the driving shaft 624 can generate a very large whole, the fixing element 625 is fixedly installed inside the blocking sleeve 631, and the operation stability of the driving shaft 624 can be improved by the fixing of the fixture-limiting block 125, the transmission part 620 further comprises a fixing element 625 connected to the housing 610, a motor 621 installed in the inner cavity of the housing 610, a first transverse shaft 622 connected to the housing 610, a driving shaft 624 engaged with the first transverse shaft 622, and a second transverse shaft 623 connected to the bottom end of the fixing element 625, a vertical rod in the fixing element 625 is welded in one through hole of the fixture-limiting block 125, the driving shaft 624 can be movably connected to another through hole inside the limiting latch 125.

Example eight:

referring to fig. 9, in the above embodiment, the sliding groove is formed in one side of the outer portion of the bogie plate 210, when soil samples in different areas are collected, the soil separating members 220 are replaced to prevent pollution between the samples in the different areas, the soil separating members 220 are integrally in a diamond shape, the soil separating members 220 are externally provided with T-shaped sliding blocks, holes in the T-shaped sliding blocks are connected to the bogie plate 210 through fixing nuts, in some embodiments, the soil separating members 220 may be made of plastic partition plates, and the soil separating members 220 made of metal may be corroded under the influence of external environmental factors, which may pollute soil samples.

The working principle and the using process of the invention are as follows:

before use: an operator needs to strictly follow the steps of soil sample collection, firstly, the point location needs to be checked in detail, after checking, the point location is uploaded to a national database through a private network, secondly, a sampling unit account number and a testing unit account number are established through the private network and a sampling unit account number, then, a sampling task is distributed to the sampling unit account number through the private network and the sampling unit account number, then, the sampling unit account number further distributes the task to a sampling group, the sampling group enters a sampling link after downloading the corresponding task through a palm computer, a protective garment needs to be worn before entering a nuclear radiation area, and then, the task is navigated to the point location through the downloaded task;

before use: after the preparation operation is completed, an operator needs to push the device to a position near a sampling point, then inserts the soil separation piece 220 into the chute in the bogie plate 210 and fixes the soil separation piece by using a nut, then the operator needs to rotate the transmission piece 240, so that the transmission piece 240 drives the bogie plate 210 and the soil separation piece 220 to integrally clean vegetation along the surface of the sample soil, and after the vegetation is processed, the operator needs to control and rotate the rotating shaft 123, so that the rotating shaft 123 drives the sliding block 122 to descend along the inner side of the vertical chute 121 until the cutting piece 634 is close to the ground;

before use: an operator needs to start and operate the motor 621, the motor 621 is used for driving the first transverse shaft 622, the second transverse shaft 623 and the plurality of driving shafts 624 to rotate, when the driving shafts 624 rotate, the second transverse shaft 623 is transmitted and drives the inner core 632 to rotate, at this time, the cutting blade 634 and the soil-returning piece 633 integrally rotate rapidly, and then the operator needs to continuously shake the rotating shafts 123, so that the fixing piece 625 integrally descends until the depth of 20 cm is excavated in a sample pit;

when in use: after the operator has controlled the apparatus to dig two horizontal ravines along both sides of the sample pit, the operator then returns the apparatus to the initial position and moves the apparatus 90 degrees along the pit so that the drive shaft 624 is rectangular along the previously dug ravines and excavates two pits there, and then the operator unscrews the additional nuts from the guard box 510. Then the thin plate 444 is pulled out upwards, the outer cover 441 is pressed, the outer cover 441 is inserted into the rectangular sample along the corners of the rectangular sample, then the operator needs to rotate the rocker 443, the rocker 443 drives the inner piece 442 to move along the inner side of the outer cover 441, the sample soil is cut off by the transverse plate at the bottom of the inner piece 442, the thin plate 444 is inserted into the inner side of the outer cover 441 at the moment, the sample is taken out, and then the upper output operation is sequentially performed on each sample dividing pit position.

In the present invention, the term "plurality" means two or more unless explicitly defined otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the claims and their equivalents.

Claims

1. Sample collection equipment is used in nuclear radiation soil detection and evaluation which characterized in that includes:

a support mechanism (100) including a main frame (110) for determining a sample extraction specification area and a horizontal traverse assembly (120);

the horizontal traversing combination (120) further comprises a vertical sliding groove (121) arranged outside the main frame (110), a sliding block (122) inserted into the inner side of the vertical sliding groove (121), a rotating shaft (123) connected into the sliding block (122), a transverse plate (124) arranged outside the sliding block (122) and a limiting clamping block (125) positioned in an inner cavity of the transverse plate (124);

the ground surface leveling assembly (200) comprises a bogie plate (210) arranged on the inner side of the main frame (110), a soil isolation piece (220) inserted in the bogie plate (210), a cross rod (230) arranged in the bogie plate (210) and a transmission piece (240) movably connected to the bogie plate (210);

a driving mechanism (300), the driving mechanism (300) being installed at both sides of the outside of the main frame (110);

the soil taking mechanism (400) comprises a lifting part and a sampling part (440);

the sampling part (440) comprises a housing (441), a rocker (443) which is inserted into the inner part (442) of the housing (441) and is spirally connected into the inner part (442), and a thin plate (444) which is vertically inserted into the inner side of the outer groove opening of the housing (441);

a sample storage mechanism (500), said sample storage mechanism (500) mounted outside said main frame (110);

the hard soil layer ditch-making mechanism (600) comprises a transmission part (620) and a turning-cutting part (630);

the hard soil layer trenching mechanism (600) further comprises a shell (610), wherein the shell (610) is installed on the transmission part (620);

the transmission part (620) further comprises a fixing part (625) connected to the outer shell (610), a motor (621) installed in the inner cavity of the outer shell (610), a first transverse shaft (622) connected to the inner cavity of the outer shell (610), a driving shaft (624) engaged on the first transverse shaft (622), and a second transverse shaft (623) connected to the bottom end of the fixing part (625) and clamped in the shell;

the overturning and cutting part (630) comprises a blocking sleeve (631), an inner core (632) installed in the blocking sleeve (631), a cutting blade (634) installed in the middle of the inner core (632) and a soil removing piece (633) connected to the outer side of the cutting blade (634).

2. The sample collecting device for nuclear radiation soil detection and evaluation according to claim 1, wherein the driving mechanism (300) comprises a leg (310) installed outside the main frame (110), an insert rod (320) sleeved in the leg (310), a straight cylinder (330) inserted in the insert rod (320), and a roller (340) connected to the straight cylinder (330) through a shaft.

3. The sample collecting device for nuclear radiation soil detection and evaluation as claimed in claim 1, wherein the soil sampling mechanism (400) further comprises a lifting pile (410) connected to the main frame (110), a cross beam (420) movably connected in the lifting pile (410), and an external frame (430) inserted on the cross beam (420).

4. The sample collection apparatus for nuclear radiation soil detection and evaluation according to claim 1, wherein the sample storage mechanism (500) comprises a protective case (510) mounted on the main frame (110) and a drawer (520) located within the protective case (510), and the drawer (520) is used for storing sample tanks.

5. The sample collecting device for nuclear radiation soil detection and evaluation according to claim 1, wherein the soil separating member (220) is diamond-shaped as a whole, a T-shaped slide block is arranged outside the soil separating member (220), and a hole inside the T-shaped slide block is connected to the weight plate (210) through a fixing nut.

6. The sample collection apparatus for nuclear radiation soil detection and evaluation according to claim 1, wherein the inner member (442) has an L-shape, and the inner member (442) and the thin plate (444) are made of wood plates.

7. The sample collecting device for detecting and evaluating nuclear radiation soil according to claim 1, wherein the vertical rod in the fixing member (625) is welded in one through hole of the limiting fixture block (125), and the driving shaft (624) is movably connected in another through hole in the limiting fixture block (125).