CN115753211A

CN115753211A - Sampling equipment for environmental engineering detection

Info

Publication number: CN115753211A
Application number: CN202310022796.XA
Authority: CN
Inventors: 王秀林; 欧萍; 申露威; 李奇; 刘潮清
Original assignee: Jiangxi Environmental Engineering Vocational College
Current assignee: Jiangxi Environmental Engineering Vocational College
Priority date: 2023-01-08
Filing date: 2023-01-08
Publication date: 2023-03-07

Abstract

The invention relates to the technical field of soil sampling equipment, in particular to sampling equipment for environmental engineering detection. The invention provides sampling equipment for environmental engineering detection, which is convenient to move and use and can assist in guiding. The utility model provides a sampling equipment that environmental engineering detected usefulness, including support frame, fixing base and truckle etc, the support frame bottom is equipped with the fixing base, and the truckle is installed in the support frame bottom side, is equipped with the sampler in the support frame, and the sampler bottom is connected with the sample post, is equipped with the sampler barrel in the sample post, still including first guide rail, slider, layer board, motor, screw rod and connecting rod, the inboard symmetry of support frame is equipped with vertical first guide rail, and the slider can be followed first guide rail and slided from top to bottom. According to the invention, through the matching of the support frame, the caster and other parts, the flexible movement and the convenient use of the sampling equipment are realized, the auxiliary guiding effect can be achieved through the guide rail, the manual operation of supporting the equipment is not needed for working, and the convenience of the equipment in use is greatly improved.

Description

Sampling equipment for environmental engineering detection

Technical Field

The invention relates to the technical field of soil sampling equipment, in particular to sampling equipment for environmental engineering detection.

Background

Engineering environmental quality monitoring is the whole process of monitoring and detecting various data representing engineering environmental quality on the basis of investigation and research. After pollution of living environment caused by human engineering, in order to find out the cause of environmental quality change, research on the nature, source, content level and distribution state of pollutants, which is based on qualitative and quantitative analysis of basic chemical substances, is undertaken.

The earth environment generally consists of rock circles, soil circles, atmospheric circles, water circles and biospheres, soil is located in the center of the circles, is not only a product of various circles, but also plays an important role in circulation and exchange of various circles, and soil problems are also paid attention to by people along with the development of economy and construction in China.

The collection and processing of soil samples are important prerequisites for the correctness of soil detection data. Collecting representative samples is a prerequisite for faithfully reflecting the nutrient status of soil. The soil environment evaluation and monitoring of construction projects generally needs to collect columnar samples, and generally samples are divided into three layers, wherein the upper layer is 0-0.2 m, the middle layer is 0.2-0.6 m, and the lower layer is 0.6-1.0 m, and for project places suffering from mechanical interference, a random depth sampling method can be adopted.

The existing soil sampling equipment has various types, and can be used for collecting surface soil samples of farmlands or wastelands by using a small iron shovel. The cutting ring can be used for researching general physical properties of soil, such as soil volume weight, porosity, water retention property and the like. The cutting ring is a cylinder with openings at two ends, the lower opening is provided with a blade, and the height and the diameter of the cylinder are both about 5 cm. The most common sampling tool is an earth auger. The soil drill is divided into a manual operation mode and a mechanical operation mode, the manual operation mode comprises a low-handle soil drill, an open-type soil drill and an open-type soil drill, the mechanically-operated soil drill is driven by a motor, a drill body enters soil with a certain depth, and then the earth pillar is lifted up and is horizontally placed for observation. The manual sampling equipment consumes manpower, and the sampling depth is limited, and mechanical sampling equipment is then too heavy, and still need artifical manual support to keep vertical during the use, and is not nimble enough and light when removing and using, consequently, it is necessary to design a convenient sampling equipment that removes and use, environmental engineering that can the auxiliary guide detects and uses.

Disclosure of Invention

In order to overcome the defects that the existing manual sampling equipment consumes manpower, the sampling depth is limited, the mechanical sampling equipment is too heavy, the manual support is needed to keep vertical during use, and the movement and the use are not flexible and portable, the technical problem to be solved is as follows: the sampling equipment for environmental engineering detection is convenient to move and use and can assist in guiding.

The technical scheme is as follows: a sampling device for environmental engineering detection comprises a support frame, a fixed seat, trundles, a sampler, a sampling column and a sampling cylinder, wherein the fixed seat is arranged at the bottom of the support frame; still including first guide rail, the slider, the layer board, including a motor, an end cap, a controller, and a cover plate, screw rod and connecting rod, the inboard symmetry of support frame is equipped with vertical first guide rail, the slider can be followed first guide rail and slided from top to bottom, fixedly connected with layer board on the slider, the layer board is in the sampler bottom, motor fixed mounting is on the support frame, motor output shaft links to each other with the screw rod, link to each other through the connecting rod between screw rod and the layer board, screw-thread fit between connecting rod and the screw rod, the connecting rod drives the layer board and removes in vertical direction when the screw rod rotates.

In one embodiment, the bottom end of the sampling column is provided with a soil inlet, and the bottom end of the soil inlet is in a zigzag shape.

In one embodiment, the top side of the support frame is provided with a handrail.

In one embodiment, the top of the sampling column is detachably provided with a limiting cap, and the limiting cap is used for limiting the upward ejection of the sampling cylinder.

In one embodiment, the sampling column and the sampler are detachably mounted, so that the sampling column and the sampling cylinder with different lengths can be flexibly selected.

In one embodiment, the soil sampler further comprises a pulling device used for pulling the sampling column out of soil, wherein the pulling device comprises an installation frame, a lever, a pedal, a straight column and an annular chuck, the installation frame is arranged at the bottom of the support frame, the lever is rotatably installed on the installation frame, the pedal is arranged at the outer end of the lever, the straight column is installed at the inner end of the lever, and the annular chuck used for clamping the sampling column is arranged on the straight column.

In one embodiment, the sampling device further comprises a mudguard, the mudguard is arranged at the bottom of the support frame, and the sampling column penetrates through the mudguard and can slide relative to the mudguard.

In one embodiment, the device further comprises a pressing device for counteracting the impact reaction force, the pressing device comprises a second guide rail, a cross rod, pressing blocks, a handle, an elastic piece and a balancing weight, the vertical second guide rail is symmetrically arranged on the inner side of the support frame, the cross rod can slide up and down along the second guide rail, the two pressing blocks are vertically arranged on the cross rod, the pressing blocks can slide relative to the cross rod, the handle is arranged between the pressing blocks, the elastic piece is connected between the pressing blocks and the cross rod, and the balancing weight is arranged on the bottom side of the cross rod.

The invention has the beneficial effects that: 1. according to the invention, through the matching of the support frame, the caster and other parts, the flexible movement and the convenient use of the sampling device are realized, and the auxiliary guiding effect can be achieved through the arrangement of the guide rail, so that the manual operation of supporting the device is not needed, and the convenience of the device in use is greatly improved;

2. according to the invention, the sampling columns in modular design are detachably mounted, so that the sampling columns with corresponding lengths and matched sampling cylinders can be flexibly selected according to the required soil depth, and soil sampling at various depths can be realized;

3. the pulling device is integrally arranged on the equipment, so that the number of articles to be carried during sampling operation is reduced, and the practicability of the equipment is further improved;

4. the invention is provided with the pressing device, the weight of the balancing weight can be adjusted according to the situation, the impact reaction force is effectively counteracted, and the stability of the equipment is improved.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a partially enlarged view of the present invention.

FIG. 3 is a schematic view of the three-dimensional structure of the sampling column, the sampling cylinder, the soil inlet and the limiting cap of the present invention.

Fig. 4 is a schematic perspective view of the pulling device of the present invention.

FIG. 5 is a perspective view of the fender of the present invention.

Fig. 6 is a schematic perspective view of a pressing device according to the present invention.

The meaning of the reference symbols in the figures: 1_ support frame, 2_ fixing seat, 3_ caster, 4_ sampler, 5_ sampling column, 6_ sampling cylinder, 7_ first guide rail, 8_ slider, 9_ supporting plate, 10_ motor, 11_ screw, 12_ connecting rod, 13_ soil inlet, 14_ handrail, 15_ limit cap, 16_ pulling device, 161_ mounting frame, 162_ lever, 163_ pedal, 164_ straight column, 165_ annular chuck, 17_ fender, 18_ pressing device, 181_ second guide rail, 182_ cross rod, 183_ press block, 184_ handle, 185_ elastic piece and 186_ counterweight block.

Detailed Description

It is to be noted that, in the case of the different described embodiments, identical components are provided with the same reference numerals or the same component names, wherein the disclosure contained in the entire description can be transferred to identical components having the same reference numerals or the same component names in a meaningful manner. The positional references selected in the description, such as upper, lower, lateral, etc., refer also to the directly described and illustrated figures and are to be read into the new position in the sense of a change in position.

Example 1

A sampling device for environmental engineering detection is disclosed, as shown in figures 1-3, comprising a support frame 1, a fixed seat 2, a caster 3, a sampler 4, a sampling column 5 and a sampling tube 6, wherein the fixed seat 2 convenient for stable placement is welded on the front side of the bottom of the support frame 1, the caster 3 is installed on the rear side of the bottom of the support frame 1 through bolts, the sampler 4 is arranged in the support frame 1, the bottom of the sampler 4 is connected with the sampling column 5 through thread fit, the sampling tube 6 is slidably installed in the sampling column 5, the sampling tube 6 can be taken out from the sampling column 5 for convenient detection, the sampling device further comprises a first guide rail 7, a slider 8, a support plate 9, a motor 10, a screw 11 and a connecting rod 12, the vertical first guide rail 7 is symmetrically arranged on the inner side of the support frame 1, the left and right slider 8 can slide up and down along the first guide rail 7, the support plate 9 is welded on the slider 8, the support plate 9 is fixedly installed on the bottom of the sampler 4 through bolts, the support plate 9 moves downwards to drive the two sliding blocks 8 to slide synchronously, the motor 10 is fixedly arranged at the bottom of the support frame 1 through a bolt, the motor 10 is a speed reduction rotating motor, the output shaft of the motor 10 is connected with the screw rod 11, the screw rod 11 is rotatably arranged at the rear side of the support frame through a guide block, the screw rod 11 and the support plate 9 are fixedly connected through the connecting rod 12, the connecting rod 12 is in threaded fit with the screw rod 11, the connecting rod 12 drives the support plate 9 to move in the vertical direction when the screw rod 11 rotates, the soil inlet 13 is welded at the bottom end of the sampling column 5, the bottom end of the soil inlet 13 is in a sawtooth shape to reduce the resistance extending into the soil, the handrail 14 is arranged at the top side of the support frame 1 through a bolt, the handrail 14 is provided with anti-skid grains convenient to hold, the top of the sampling column 5 is detachably provided with the limit cap 15, and the limit cap 15 and the sampling column 5 can be screwed and fixed through threaded fit, the limiting cap 15 is used for limiting the upward ejection of the sampling cylinder 6, the sampling column 5 and the sampler 4 are detachably mounted, and the sampling column 5 and the sampling cylinder 6 with different lengths can be flexibly selected.

When soil needs to be sampled for environmental engineering detection, equipment is made to roll and move to a sampling position along with a caster 3 by pushing a handrail 14, at the moment, a fixing seat 2 is flatly placed on the ground of a sampling position, a supporting frame 1 is vertically fixed, a sampling column 5 with a proper length and a matched sampling cylinder 6 are selected according to the sampling depth, the sampling column 5 is fixedly installed at the bottom of a sampler 4 through thread fit, a limiting cap 15 is screwed, then the sampler 4 is controlled to work, a soil inlet 13 at the bottom end of the sampling column 5 impacts downwards to enable the soil to enter the sampling column 5, a motor 10 is controlled to work to drive a screw rod 11 to rotate, a supporting plate 9 rotates downwards along with the screw rod 11, the sampler 4 and the sampling column 5 move downwards, a sliding block 8 is vertical along a first guide rail 7, the downward sliding sampling column 5 vertically extends into the soil, when the sampling column 5 is inserted into the soil to a proper depth, the motor 10 is turned off, the soil enters the sampling cylinder 6, the soil in the sampling cylinder 6, the soil height distribution sequence in the sampling cylinder 6 is consistent with the outside, shallow layer soil is located above the sampling column 6, the deep layer soil is located below the sampling cylinder 6, the sampling column 5 is taken out, the sampling cap is loosened, and the limiting cap 15 is taken out for observation and the limit detection can be carried out.

Example 2

On embodiment 1's basis, as shown in fig. 4, still including being arranged in the pulling device 16 who proposes from soil with the sample column 5, pulling device 16 is including mounting bracket 161, lever 162, footboard 163, upright 164 and ring chuck 165, the welding of 1 bottom of support frame has mounting bracket 161, mounting bracket 161 center department opens the through-hole that has convenient sample column 5 to pass, rotate on the mounting bracket 161 and install lever 162, the support frame 1 section distance is stretched out in the lever 163 outside, the welding of lever 162 outer end has footboard 163, the footboard 163 surface is equipped with anti-skidding line, there is the upright 164 lever 162 inner through bolt fixedly connected with, the cover is equipped with ring chuck 165 that is used for centre gripping sample column 5 on the upright 164, ring chuck 165 quantity is two, ring chuck 165 elasticity degree is adjustable.

As shown in fig. 5, the sampling device further comprises a mudguard 17, the bottom of the support frame 1 is welded with the annular mudguard 17, the sampling column 5 passes through the mudguard 17 and can slide relative to the mudguard 17, and the mudguard 17 is used for scraping off soil attached to the surface of the sampling column 5 when the sampling column is lifted upwards.

After the sampling column 5 goes deep into soil and finishes sampling, the pulling device 16 integrally installed on the support frame 1 can be used for conveniently lifting the sampling column 5 out, the pedal 163 is stepped down to enable the lever 162 to rotate, the annular chuck 165 at the other end of the lever 162 is clamped and fixed on the outer surface of the sampling column 5, the lever 162 rotates to drive the straight column 164 and the annular chuck 165 to move upwards, then the annular chuck 165 is controlled to appropriately loosen and fall down, the clamping is carried out again, the sampling column 5 can be gradually lifted upwards by repeatedly stepping on the pedal 163, in the process of upward movement of the sampling column 5, soil on the outer surface is blocked by the mud guard 17, and the soil cannot be adsorbed on the surface of the sampling column 5 and is pulled out together.

As shown in fig. 6, the portable electronic device further comprises a pressing device 18 for counteracting the impact reaction force, the pressing device 18 comprises a second guide rail 181, a cross bar 182, pressing blocks 183, a handle 184, an elastic piece 185 and a balancing weight 186, the inner side of the support frame 1 is symmetrically provided with the vertical second guide rail 181, the second guide rail 181 is located on the outer side of the first guide rail 7, the cross bar 182 can slide up and down along the second guide rail 181, the cross bar 182 is vertically provided with the two pressing blocks 183, the bottom of the front end of the pressing blocks 183 is provided with a downward protruding fixing part, the pressing blocks 183 can be fixed with a support rod part at the bottom of the sampler 4 in a clamping manner, the pressing blocks 183 can slide relative to the cross bar 182, the handle 184 is welded between the pressing blocks 183 to facilitate pulling and adjusting the position, the elastic piece 185 is connected between the pressing blocks 183 and the cross bar 182, the elastic piece 185 is a stainless steel compression spring, the balancing weight 186 is installed on the bottom side of the cross bar 182 through a bolt, and the balancing weight 186 can be replaced according to requirements.

Before using sampling device to get into soil, pulling handle 184 pulls open briquetting 183 to the outside, make 4 bottoms of sampler move to horizontal pole 182 downside, loosen briquetting 183, briquetting 183 pops out under the elastic component 185 reset action, the relative protruding part joint that sets up in briquetting 183 bottom is fixed on sampler 4, under the action of gravity of balancing weight 186 and horizontal pole 182, briquetting 183 provides 4 decurrent pressures of sampler, and horizontal pole 182 moves down along with 4 of sampler and pushes down in step, can continuously offset the reaction force that the impact brought fully, the steadiness of reinforcing equipment.

While the disclosure has been shown and described with reference to certain exemplary embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the disclosure as defined by the appended claims and their equivalents. Accordingly, the scope of the present disclosure should not be limited to the above-described embodiments, but should be defined not only by the appended claims, but also by equivalents thereof.

Claims

1. A sampling device for environmental engineering detection comprises a support frame (1), a fixed seat (2), trundles (3), a sampler (4), a sampling column (5) and a sampling cylinder (6), wherein the fixed seat (2) is arranged at the bottom of the support frame (1), the trundles (3) are arranged at the bottom side of the support frame (1), the sampler (4) is arranged in the support frame (1), the sampling column (5) is arranged below the sampler (4), and the sampling cylinder (6) is arranged in the sampling column (5);

the method is characterized in that: still including first guide rail (7), slider (8), layer board (9), motor (10), screw rod (11) and connecting rod (12), support frame (1) inboard symmetry is equipped with vertical first guide rail (7), first guide rail (7) can be followed in slider (8) and first sliding from top to bottom, fixedly connected with layer board (9) on slider (8), layer board (9) are in sampler (4) bottom, motor (10) fixed mounting is on support frame (1), motor (10) output shaft links to each other with screw rod (11), link to each other through connecting rod (12) between screw rod (11) and layer board (9), screw-thread fit between connecting rod (12) and screw rod (11), connecting rod (12) drive layer board (9) when screw rod (11) rotate and remove in vertical direction.

2. The sampling device for environmental engineering inspection according to claim 1, wherein: the bottom end of the sampling column (5) is provided with a soil inlet (13), and the bottom end of the soil inlet (13) is in a sawtooth shape.

3. The sampling device for environmental engineering inspection according to claim 1, wherein: the top side of the support frame (1) is provided with a handrail (14).

4. A sampling device for environmental engineering testing according to claim 1 or 2, wherein: spacing cap (15) are installed to sample post (5) top detachably, and spacing cap (15) are used for restricting sampler barrel (6) ejecting upwards.

5. The sampling device for environmental engineering inspection according to claim 1, wherein: be demountable installation between sampling column (5) and sampler (4), can select for use sampling column (5) and draft tube (6) of different length in a flexible way.

6. The sampling device for environmental engineering inspection according to claim 1, wherein: still including being arranged in following the pulling device (16) that proposes in soil with sampling column (5), pulling device (16) is equipped with mounting bracket (161) including mounting bracket (161), lever (162), footboard (163), upright (164) and ring chuck (165), support frame (1) bottom, rotates on mounting bracket (161) and installs lever (162), and lever (162) outer end is equipped with footboard (163), and upright (164) are installed to lever (162) inner, is equipped with ring chuck (165) that are used for centre gripping sampling column (5) on upright (164).

7. The sampling device for environmental engineering inspection according to claim 1, wherein: the sampling device is characterized by further comprising a mudguard (17), the mudguard (17) is arranged at the bottom of the support frame (1), and the sampling column (5) penetrates through the mudguard (17) and can slide relative to the mudguard (17).

8. The sampling device for environmental engineering inspection according to claim 1, wherein: still including being used for offsetting down device (18) of assaulting reaction force, it is including second guide rail (181) to push down device (18), horizontal pole (182), briquetting (183), handle (184), elastic component (185) and balancing weight (186), support frame (1) inboard symmetry is equipped with vertical second guide rail (181), second guide rail (181) can be followed in horizontal pole (182) and slided from top to bottom, install two briquetting (183) perpendicularly on horizontal pole (182), briquetting (183) can slide horizontal pole (182) relatively, install handle (184) between briquetting (183), be connected with elastic component (185) between briquetting (183) and horizontal pole (182), balancing weight (186) are installed in horizontal pole (182) bottom side.