Sampling device for contaminated soil remediation

Abstract

The utility model discloses a sampling device for contaminated soil remediation, which comprises a support leg, the inner side of the support leg is fixedly connected with a fixed plate surface, and the upper part of the fixed plate surface is fixedly connected with four groups of hydraulic telescopic rods; according to the utility model, the two groups of material protecting sleeve sheets are tightly attached to and cover the outer side of the feeding spiral sheet, so that the soil sample is effectively prevented from being lost due to vibration in the conveying process, meanwhile, the sleeve isolates a pollution source of an external environment, the soil sample is prevented from being polluted and damaged by factors such as shallow soil, the integrity of the sample is improved, and the working efficiency is improved. By means of the design that the two sets of material protecting sleeve pieces can be opened, when cleaning or maintaining is needed, the sleeve pieces can be separated only by unscrewing the clamping screws, complex disassembling tools or processes are not needed, when blockage or jamming occurs, quick treatment can be conducted, meanwhile, cleaning of the feeding spiral pieces is more visual and convenient, and the working efficiency is improved. The maintenance difficulty and the time cost are reduced, and the reliability and the service life of the device are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the sampling equipment technical field of contaminated soil remediation, and specifically relates to a sampling device for contaminated soil remediation. BACKGROUND

[0002] In the prior art sampling device, when facing blockage or jam failure, the processing process is complex and time-consuming, and special disassembly tools are often required, resulting in high maintenance difficulty and increased time cost. In addition, the cleaning process of the feeding spiral piece is difficult to observe intuitively due to design limitations, which is inconvenient to operate, thereby affecting the continuity and efficiency of the sampling work, and may also have a negative effect on the overall service life of the device and affect the quality of subsequent samples. Therefore, a sampling device for contaminated soil remediation is provided to solve the above problems. SUMMARY

[0003] The utility model discloses a sampling device for contaminated soil remediation, which has the advantages of simple maintenance, convenient cleaning of the feeding spiral piece and complete and accurate soil samples, and solves the problems raised in the background art.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a sampling device for contaminated soil remediation, comprising: support legs, the inner side of the support leg is fixedly connected with a fixed plate surface, four groups of hydraulic telescopic rods are fixedly connected above the fixed plate surface, the movable end of the hydraulic telescopic rod is fixedly connected with an upper moving plate, a driving motor is fixedly connected above the upper moving plate, a fixed rotating shaft is rotatably connected below the upper moving plate, a feeding spiral piece is fixedly connected to the outer side of the fixed rotating shaft, a soil-breaking drill bit is fixedly connected below the fixed rotating shaft, a guide sleeve is fixedly connected to the inner side of the fixed plate surface, a first material protection sleeve piece is arranged on the inner side of the guide sleeve, a second material protection sleeve piece is rotatably connected to the side of the first material protection sleeve piece, a group of fixed through holes are formed on the same height of the side of the first material protection sleeve piece and the second material protection sleeve piece, a slanted discharging square tube is fixedly connected below the upper moving plate, a discharging groove is formed in the inner side of the slanted discharging square tube, a fixed sleeve is fixedly connected below the slanted discharging square tube, a feeding groove is formed in the inner side of the fixed sleeve, two groups of threaded through holes are formed on the outer side of the fixed sleeve, a clamping screw is arranged in the inner side of each threaded through hole, and two groups of material receiving barrels are fixedly connected above the fixed plate surface.

[0005] As a further scheme of the utility model: the number of support legs is four, and the support leg is an electric telescopic rod fixedly connected with a support pad.

[0006] As a further scheme of the utility model: the rotating shaft of the driving motor penetrates the upper moving plate and is fixedly connected with the fixed rotating shaft.

[0007] As a further scheme of the utility model: the feeding groove and the discharging groove are through.

[0008] As a further scheme of the utility model: the clamping screw is fixedly connected with the hand screwing rotating block at one end of the outer side of the fixed sleeve.

[0009] As a further scheme of the utility model: the clamping screw is respectively matched with the threaded through hole and the fixed through hole.

[0010] As a further scheme of the utility model: two groups of the material receiving barrels are respectively located below two groups of the discharging grooves.

[0011] Compared with the prior art, the utility model has the beneficial effects that:

[0012] 1. In the utility model, the first material protection sleeve piece and the second material protection sleeve piece are tightly attached and cover the outer side of the feeding spiral piece, effectively preventing the soil sample from being scattered due to vibration during the conveying process, at the same time, the closed structure of the sleeve isolates the pollution source of the external environment, ensures that the soil sample is not polluted or damaged by factors such as shallow soil before collection and analysis, this design not only improves the integrity of the sample, but also improves the accuracy of the subsequent analysis results.

[0013] 2. In the utility model, the first material protection sleeve piece and the second material protection sleeve piece are designed to be openable, greatly improving the operation flexibility of the device. When cleaning or maintenance is needed, the sleeve piece can be separated by loosening the clamping screw, without the need for complex disassembly tools or process, this design can quickly handle the situation of blockage or jamming, and facilitates the cleaning of the feeding spiral piece, reduces the maintenance difficulty and time cost, improves the reliability and service life of the device. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the overall structure schematic view of the utility model;

[0015] Figure 2 It is the structure schematic view of the feeding spiral piece in the utility model;

[0016] Figure 3 It is the structure schematic view of the first material protection sleeve piece and the second material protection sleeve piece in the utility model;

[0017] Figure 4 It is the structure schematic view of the fixed sleeve in the utility model;

[0018] Figure 5 It is the structure schematic view of the fixed rotating shaft in the utility model.

[0019] In the figure: 1, support leg; 2, fixed plate surface; 3, hydraulic telescopic rod; 4, upper moving plate; 5, driving motor; 6, fixed rotating shaft; 7, feeding spiral piece; 8, first material protection sleeve piece; 9, second material protection sleeve piece; 10, fixed through hole; 11, fixed sleeve; 12, feeding groove; 13, threaded through hole; 14, clamping screw; 15, obliquely-outlet square tube; 16, outlet groove; 17, receiving bucket; 18, guide sleeve; 19, soil breaking drill bit. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0021] In the description of the present application, it should be noted that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance. In the description of the present application, it should be noted that, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting", "setting" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between two elements inside. For those skilled in the art, the specific meanings of the above terms in the present application can be understood according to the specific circumstances. The embodiments will be described below according to the overall structure of the present application.

[0022] Reference Figures 1 to 5The utility model discloses an embodiment of a kind of sampling device for contaminated soil remediation, comprising: support leg 1, the number of support leg 1 is provided with four groups, support leg 1 is the electric telescopic rod of bottom fixed connection with support pad, the inboard of support leg 1 is fixedly connected with fixed plate face 2, four groups of hydraulic telescopic rod 3 are fixedly connected above fixed plate face 2, the movable end of hydraulic telescopic rod 3 is fixedly connected with upper moving plate 4, the upper moving plate 4 is fixedly connected with driving motor 5 above, the lower moving plate 4 is rotatably connected with fixed pivot 6, the rotating shaft of driving motor 5 is fixedly connected with fixed pivot 6 and passes through upper moving plate 4, the outer side of fixed pivot 6 is fixedly connected with feeding spiral blade 7, the lower of fixed pivot 6 is fixedly connected with soil breaking drill bit 19, the inboard of fixed plate face 2 is fixedly connected with guide sleeve 18, the inboard of guide sleeve 18 is provided with first material protection sleeve piece 8, the side of first material protection sleeve piece 8 is rotatably connected with second material protection sleeve piece 9, first material protection sleeve piece 8 and second material protection sleeve piece 9 side same height are all provided with a group of fixed through hole 10, the lower of upper moving plate 4 is fixedly connected with inclined discharge square tube 15, the inboard of inclined discharge square tube 15 is provided with discharge groove 16, the lower of inclined discharge square tube 15 is fixedly connected with fixed sleeve 11, the inboard of fixed sleeve 11 is provided with feeding groove 12, feeding groove 12 and discharge groove 16 are through, the outer side of fixed sleeve 11 is provided with two groups of threaded through hole 13, the inboard of two groups of threaded through hole 13 is all provided with clamping screw rod 14, one end of clamping screw rod 14 is fixedly connected with hand screw rotating block and located the outer side of fixed sleeve 11, clamping screw rod 14 is respectively matched with threaded through hole 13 and fixed through hole 10, first material protection sleeve piece 8 and second material protection sleeve piece 9 can freely rotate, when needing to use first material protection sleeve piece 8 and second material protection sleeve piece 9 cooperation protection feeding spiral blade 7 sampled soil sample, only need to rotate first material protection sleeve piece 8 and second material protection sleeve piece 9 to close fit, make it pass through guide sleeve 18 and insert in feeding groove 12 suitable position, make two groups of fixed through hole 10 and the position of threaded through hole 13 correspond, use clamping screw rod 14 and threaded through hole 13 thread connection closely, clamping screw rod 14 part inserts inboard of fixed through hole 10 at this time, the position of first material protection sleeve piece 8 and second material protection sleeve piece 9 is fixed, two groups of material receiving barrels 17 are fixedly connected above fixed plate face 2, two groups of material receiving barrels 17 are respectively located below two groups of discharge grooves 16.

[0023] The working principle of the utility model is: device is placed stably on the contaminated soil to be sampled, ensure that the electric telescopic rod of support leg 1 has been adjusted to appropriate length, make the device stable and not shake, and support pad and soil contact well;

[0024] The first material protection sleeve piece 8 and the second material protection sleeve piece 9 are taken out, rotated to a close-fitting state, and inserted into the feeding groove 12 of the fixed sleeve 11 through the guide sleeve 18 to a suitable position, and the two sets of sleeve pieces are fixed firmly by using the clamping screw rod 14 to be screwed through the threaded hole 13 and the fixed hole 10, so that the soil sample is protected from being damaged during the conveying process;

[0025] In the sampling stage, first, the driving motor 5 is started to rotate the rotating shaft to drive the fixed rotating shaft 6, the feeding spiral piece 7 and the soil breaking drill bit 19 to start rotating, and at the same time, the hydraulic telescopic rod 3 is started to push the upper moving plate 4 and the fixed rotating shaft 6 below it to move slowly downwards, so that the soil breaking drill bit 19 gradually contacts and penetrates into the soil;

[0026] The soil breaking drill bit 19 penetrates into the soil under the pushing of the hydraulic telescopic rod 3, and at the same time, the feeding spiral piece 7 rotates to convey the surrounding soil sample upwards. The soil sample passes through the outside of the feeding spiral piece 7, is protected by the first material protection sleeve piece 8 and the second material protection sleeve piece 9, enters the feeding groove 12 and is finally sent out from the discharge groove 16 of the inclined discharge side pipe 15, and the soil sample falls into the corresponding receiving barrel 17 below the discharge groove 16, and according to needs, the receiving barrel 17 can be replaced to collect soil samples of different depths or different areas;

[0027] After the sampling work is completed, first, the driving motor 5 is turned off to stop the rotation of the feeding spiral piece 7 and the soil breaking drill bit 19, and then the hydraulic telescopic rod 3 is used to make the upper moving plate 4 and the components below it rise back to the initial position, at this time, the clamping screw rod 14 can be loosened, the first material protection sleeve piece 8 and the second material protection sleeve piece 9 are taken out from the fixed sleeve 11, at this time, the first material protection sleeve piece 8, the second material protection sleeve piece 9 and the feeding spiral piece 7 can be cleaned and maintained as needed, and at the same time, the soil samples in the receiving barrel 17 are emptied, ready for subsequent analysis or processing.

[0028] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A sampling device for the remediation of contaminated soil, characterized in that, The utility model relates to a soil breaking and feeding device, including: Supporting leg (1), the inner side of supporting leg (1) is fixedly connected with fixed plate surface (2), four groups of hydraulic telescopic links (3) are fixedly connected above fixed plate surface (2), the movable end of hydraulic telescopic link (3) is fixedly connected with upper moving plate (4), drive motor (5) is fixedly connected above upper moving plate (4), fixed rotating shaft (6) is rotatably connected below upper moving plate (4), feeding spiral blade (7) is fixedly connected to the outer side of fixed rotating shaft (6), soil breaking drill bit (19) is fixedly connected below fixed rotating shaft (6), guide sleeve (18) is fixedly connected to the inner side of fixed plate surface (2), first material protection sleeve piece (8) is arranged to the inner side of guide sleeve (18), second material protection sleeve piece (9) is rotatably connected to the side of first material protection sleeve piece (8), a group of fixed through -hole (10) are all seted up to the side of first material protection sleeve piece (8) and second material protection sleeve piece (9) same height, oblique discharge square tube (15) is fixedly connected below upper moving plate (4), discharge groove (16) is seted up to the inner side of oblique discharge square tube (15), fixed sleeve (11) is fixedly connected below oblique discharge square tube (15), feeding groove (12) is seted up to the inner side of fixed sleeve (11), two groups of threaded through -hole (13) are seted up to the outer side of fixed sleeve (11), and clamping screw rod (14) is arranged to the inner side of two groups of threaded through -hole (13), two groups of material receiving barrels (17) are fixedly connected above fixed plate surface (2).

2. The sampling device for remediation of contaminated soil according to claim 1, characterized in that The number of supporting legs (1) is four, and the supporting leg (1) is an electric telescopic rod fixedly connected with a supporting pad at the bottom.

3. The device for sampling of contaminated soil according to claim 1, characterized in that, The rotating shaft of the drive motor (5) penetrates the upper moving plate (4) and is fixedly connected with the fixed rotating shaft (6).

4. The device for sampling of contaminated soil according to claim 1, characterized in that, The feeding groove (12) and the discharge groove (16) are in communication.

5. The device for sampling of contaminated soil according to claim 1, characterized in that, One end of the clamping screw rod (14) fixedly connected to the outer side of the fixed sleeve (11) is provided with a hand screw rotating block.

6. The device for sampling of contaminated soil according to claim 1, characterized in that, The clamping screw rod (14) is matched with the threaded through -hole (13) and the fixed through -hole (10) respectively.

7. The device for sampling of contaminated soil according to claim 1, characterized in that, Two groups of material receiving barrels (17) are arranged below two groups of discharge grooves (16) respectively.

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