CN113758745A

CN113758745A - Soil sampling device for improving sample quality

Info

Publication number: CN113758745A
Application number: CN202111111372.8A
Authority: CN
Inventors: 车艳宇
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-23
Filing date: 2021-09-23
Publication date: 2021-12-07

Abstract

The invention relates to the technical field of soil sampling, and discloses a soil sampling device for improving sample quality. According to the invention, through the arrangement of the combined barrel and the telescopic rod, when the combined barrel enters the groove, the combined barrel is subjected to the thrust action of the telescopic rod and is further fixed in the groove to play a limiting role, so that the combined barrel is prevented from being influenced by the gravity of a soil sample and further being separated from the outer barrel to influence the sampling operation when the sampling device is taken out of a soil layer, when the soil sample needs to be taken out, the gear is rotated to enable the combined barrel to form the collecting barrel, the soil sample in the inner cavity of the outer barrel is further collected, then the taking handle is pushed out to enable the collecting barrel to be separated from the outer barrel, then, the three combined barrels are subjected to the thrust action of the telescopic rod and are further opened to enable the soil sample to be positioned on the bottom combined barrel, so that the secondary extrusion of the soil sample by the piston is avoided when the sampling is carried out, and the quality of the sample is further influenced.

Description

Soil sampling device for improving sample quality

Technical Field

The invention relates to the technical field of soil sampling, in particular to a soil sampling device for improving the quality of a sample.

Background

The soil sampling device is a tool for obtaining soil samples, and the obtaining of the soil samples is the first and most important step in soil detection operation, wherein the quality of the obtained samples directly influences all subsequent detection results of the quality of the samples.

When the existing soil sampler works, the handle is rotated, so that the cylindrical drill bit can drill into soil, soil samples in the soil layer enter the inner cavity of the cylindrical drill bit in the process that the drill bit drills into the soil, when the drill bit moves down to a designated depth, the drill bit is lifted out, and the sample in the cylinder is pushed out by the piston arranged at the top in the cylinder, so that the sample is taken out, but in the operation, because the diameter of the inner cavity of the cylindrical drill bit is the same as that of the drill opening, after the soil sample is pressed into the inner cavity of the drill bit, the soil sample can be filled with the inner cavity in the horizontal direction, so that the subsequent soil sample can push the original soil sample to move upwards after entering the soil drilling inner cavity, the original soil sample can rub the inner cavity of the cylinder body, and then resistance is generated, so that the upward moving speed of the original soil sample is lower than that of the subsequent soil sample, and the original soil sample is extruded, and the structure of the soil sample and the quality of the sample are influenced.

Disclosure of Invention

Aiming at the defects of the existing soil sampling device in the background technology in the using process, the invention provides the soil sampling device for improving the sample quality, which has the advantages of reducing the friction between the soil sample and the inner wall of the cylinder body and avoiding the influence on the sample quality caused by the extrusion of the soil sample, and solves the technical problems in the background technology.

The invention provides the following technical scheme: the utility model provides an improve soil sampling device of sample quality, includes the urceolus, the last fixed surface of urceolus installs the handle, the inner chamber of urceolus is provided with the base, the below of base is provided with the slider, one side of slider is provided with the combination barrel, the quantity of combination barrel is four, set up recess, four in the inner chamber of urceolus the combination barrel is installed respectively in the recess.

Preferably, the urceolus has the material handle with the inside common slidable mounting of handle, get the bottom of material handle and the last fixed surface of base and be connected, base slidable mounting is at the inner chamber of urceolus, the spout has been seted up to the inside of base, the last fixed surface of slider middle part has the fixture block, fixture block and spout activity joint, one side fixed mounting of fixture block has the rack, the inside of base and the inside common slidable mounting who gets the material handle have the removal area, remove the front end and the rack toothing that take the downside to rotate the wheel, the upside that removes the area rotates wheel and knob fixed connection, the recess forms swing joint with the combination barrel.

Preferably, four combined cylinders can form a closed cylindrical structure.

Preferably, the combined cylinder body positioned at the bottom position is fixedly arranged at one side of the sliding block, and the other three combined cylinder bodies are hinged at one side of the sliding block.

Preferably, the inner sides of the three combined cylinders are respectively hinged with one end of a telescopic rod, and the other end of the telescopic rod is hinged with the other side of the sliding block.

Preferably, the base of telescopic link, the inside of slider and the inside of base have seted up the gas pocket jointly, the one end in gas pocket and the bottom intercommunication of telescopic link base inner chamber, the other end and the spout intercommunication in gas pocket, the inside position that is located fixture block one side of spout is filled with gas.

The invention has the following beneficial effects:

1. according to the invention, through the arrangement of the combined cylinder and the groove, when the combined cylinder enters the outer cylinder, the combined cylinder enters the groove by rotating the gear, so that the diameter of an inner cavity surrounded by the combined cylinder in the groove is larger than the diameter of a cylinder opening of the outer cylinder, and a certain distance exists between a soil sample entering the inner cavity of the outer cylinder and the combined cylinder in the horizontal direction, so that the friction between the soil sample and the combined cylinder is greatly reduced, thus the extrusion force borne by the soil sample is reduced, and the sample quality is indirectly improved.

2. According to the invention, through the arrangement of the combined cylinder body and the telescopic rod, when the combined cylinder body enters the groove, the combined cylinder body is subjected to the thrust action of the telescopic rod and is further fixed in the groove, so that a limiting effect is achieved, the combined cylinder body is prevented from being influenced by the gravity of a soil sample and further being separated from the outer cylinder when the sampling device is taken out of a soil layer, so that the sampling operation is influenced, when the soil sample needs to be taken out, the gear is rotated, the combined cylinder body forms the collecting cylinder, so that the soil sample in the inner cavity of the outer cylinder is collected, then the taking handle is pushed out, so that the collecting cylinder is separated from the outer cylinder, then the three combined cylinder bodies are subjected to the thrust action of the telescopic rod and further opened, so that the soil sample is positioned on the combined cylinder body at the bottom, and therefore, the piston performs secondary extrusion on the soil sample during sampling, so that the quality of the sample is not influenced.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structural combination cylinder of the present invention;

FIG. 3 is an enlarged view of a portion of the structure shown in FIG. 2;

FIG. 4 is a schematic view of the telescoping rod of the present invention;

FIG. 5 is an enlarged view of a portion of the structure shown at B in FIG. 4 according to the present invention;

FIG. 6 is a schematic view of a structural groove of the present invention;

FIG. 7 is a schematic view of the initial state of the structural assembly cylinder of the present invention;

FIG. 8 is a schematic view of the structure of the present invention in an open state;

fig. 9 is a schematic view of the structure of the invention in a closed state of the combined cylinder.

In the figure: 1. an outer cylinder; 2. a handle; 3. a material taking handle; 4. a base; 5. a chute; 6. a slider; 7. a clamping block; 8. a rack; 9. a moving belt; 10. a combined cylinder body; 11. a telescopic rod; 12. a groove; 13. and (4) air holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-9, a soil sampling device for improving sample quality comprises an outer cylinder 1, a handle 2 is fixedly installed on the upper surface of the outer cylinder 1, a base 4 is installed in the inner cavity of the outer cylinder 1, a slide block 6 is installed below the base 4, a combined cylinder 10 is installed on one side of the slide block 6, the number of the combined cylinder 10 is four, a groove 12 is opened in the inner cavity of the outer cylinder 1, and the four combined cylinders 10 are respectively installed in the groove 12, because the diameter of the cavity enclosed by the combined cylinder 10 in the groove 12 is larger than the diameter of the opening of the outer cylinder 1, a certain distance exists between a soil sample entering the inner cavity of the outer cylinder 1 and the combined cylinder 10 in the horizontal direction, friction generated by the soil sample and the combined cylinder 10 is greatly reduced, extrusion force applied to the soil sample is reduced, sample quality is indirectly improved, and meanwhile, because friction generated by the soil sample entering the inner cavity of the outer cylinder 1 and the combined cylinder 10 is smaller, and then avoid partial soil sample because receive great frictional force, and then the adhesion at combination barrel 10 inner wall for follow-up soil sample gets into the back, and this partial soil sample takes place the contact with follow-up soil sample, and then influences the sample quality, is unfavorable for going on of follow-up soil testing operation.

Wherein, the outer barrel 1 and the inside of the handle 2 are jointly slidably mounted with a material taking handle 3, the bottom end of the material taking handle 3 is fixedly connected with the upper surface of a base 4, the base 4 is slidably mounted in the inner cavity of the outer barrel 1, a chute 5 is arranged in the base 4, a fixture block 7 is fixedly mounted in the middle of the upper surface of a sliding block 6, the fixture block 7 is movably clamped with the chute 5, a rack 8 is fixedly mounted on one side of the fixture block 7, a moving belt 9 is jointly slidably mounted in the inside of the base 4 and the material taking handle 3, the front end of a rotating wheel on the lower side of the moving belt 9 is meshed with the rack 8, the rotating wheel on the upper side of the moving belt 9 is fixedly connected with a knob, a groove 12 is movably connected with a combined barrel 10, the moving belt 9 is driven by rotating the knob to move, the rotating wheel on the lower side of the moving belt 9 drives the rack 8 to move, the sliding block 6 moves towards the central position of the base 4, and the combined barrel 10 is separated from the groove 12, thereby facilitating the subsequent taking out of the soil sample.

Wherein, four combination barrels 10 can enclose into closed tubular structure for when follow-up taking out the soil sample, this tubular structure can play centre gripping, collection effect to the soil sample, and then takes place to scatter when avoiding the soil sample to take out.

Wherein, be located the combination barrel 10 fixed mounting in one side of slider 6 of bottom position, three combination barrel 10 all articulates in one side of slider 6 in addition, when collecting the soil sample in the tubular structure that combination barrel 10 encloses, take out this tubular structure, and make three combination barrel 10 open, make the soil sample be in bottom combination barrel 10 on, later take out the soil sample, thereby when avoiding original device sample, utilize the piston to release the soil sample, make the soil sample by the secondary extrusion, and then influence the sample quality, and simultaneously, four combination barrels 10 divide the back, its inboard face is in the exposure position, and then make things convenient for follow-up clearance.

Wherein, the inboard of three combination barrel 10 is articulated with the one end of telescopic link 11 respectively, the other end of telescopic link 11 is articulated with the opposite side of slider 6, after combination barrel 10 gets into recess 12, this combination barrel 10 receives the thrust effect of telescopic link 11, and then fix in recess 12, thereby play spacing effect, avoid when carrying out the sample work, combination barrel 10 takes place to deflect, and then influence going on of sample work, after taking out the tubular structure that combination barrel 10 encloses, three combination barrel 10 receives the thrust effect of telescopic link 11, and then open automatically, make and need not the manpower and open combination barrel 10, the soil of adhesion produces the pollution to staff's palm on avoiding combination barrel 10.

Wherein, the gas pocket 13 has been seted up jointly to the inside of the base of telescopic link 11, slider 6 and the inside of base 4, the one end of gas pocket 13 and the bottom intercommunication of 11 base inner chambers of telescopic link, the other end and the spout 5 intercommunication of gas pocket 13, the inside position that is located fixture block 7 one side of spout 5 is filled with gas, when fixture block 7 in the in-process that spout 5 removed, can drive telescopic link 11 through the gas in the spout 5 and open or contract, and then realize above-mentioned function.

The use method (working principle) of the invention is as follows:

when the device works, the device is vertically placed on the surface of a soil layer to be sampled, then the handle 2 is pressed downwards in a rotating mode, the outer cylinder 1 is enabled to cut into the soil layer in a rotating mode and gradually move downwards, soil in the soil layer is gradually pressed into the inner cavity of the outer cylinder 1 in the downward moving process of the outer cylinder 1, the diameter of a cavity surrounded by the combined cylinder 10 in the inner cavity of the outer cylinder 1 is larger than that of the inner cavity of the outer cylinder 1, a certain distance exists between a soil sample entering the inner cavity of the outer cylinder 1 and the combined cylinder 10 in the horizontal direction, friction between the soil sample and the combined cylinder 10 is greatly reduced, after the outer cylinder 1 moves downwards to a designated position, the handle 2 is stopped to be pressed downwards and pulled to move upwards, the device is separated from the soil layer, in the process, the horizontal extrusion force is generated by the opening of the outer cylinder 1 to the soil pressed into the inner cavity of the outer cylinder, and when the device is separated from the soil layer, the soil at the position of the opening forms a sealing layer, then the soil sample in the device is prevented from being separated, then the knob is rotated to make the moving belt 9 move, further the lower side rotating wheel of the moving belt 9 drives the rack 8 to move, the rack 8 drives the fixture block 7 to move synchronously, so that the slide block 6 moves towards the central position of the base 4, the combined cylinder 10 is separated from the groove 12 and forms a cylindrical structure, meanwhile, the fixture block 7 moves, the gas in the chute 5 is extruded into the base of the telescopic rod 11, the telescopic rod 11 contracts, the soil sample is collected in the cylindrical structure, then the material taking handle 3 is pushed, the cylindrical structure extends out of the outer cylinder 1, then, the knob is reversed, the moving belt 9 drives the rack 8 to reset, further the fixture block 7 resets, the fixture block 7 draws the gas in the base of the telescopic rod 11 back into the chute 5 in the process of resetting, further the telescopic rod 11 is opened, the three hinged combined cylinders 10 are opened, then, collecting soil samples, cleaning the inner wall of the combined cylinder 10, rotating the knob forwards to enable the combined cylinder 10 to shrink into a cylindrical structure, pulling the material taking handle 3 to enable the cylindrical structure to enter the outer cylinder 1, and then rotating the knob reversely to enable the combined cylinder 10 to enter the groove 12, wherein the work cycle is realized.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 appended claims and their equivalents.

Claims

1. The utility model provides an improve soil sampling device of sample quality, includes urceolus (1), its characterized in that: the utility model discloses a novel multifunctional combined barrel, including urceolus (1), the upper surface fixed mounting of urceolus (1) has handle (2), the inner chamber of urceolus (1) is provided with base (4), the below of base (4) is provided with slider (6), one side of slider (6) is provided with combination barrel (10), the quantity of combination barrel (10) is four, set up recess (12) in the inner chamber of urceolus (1), four combination barrel (10) are installed respectively in recess (12).

2. A soil sampling device for improving sample quality as claimed in claim 1, wherein: the inner parts of the outer cylinder (1) and the handle (2) are provided with a material taking handle (3) in a sliding way, the bottom end of the material taking handle (3) is fixedly connected with the upper surface of the base (4), the base (4) is slidably arranged in the inner cavity of the outer barrel (1), a sliding groove (5) is arranged in the base (4), a clamping block (7) is fixedly arranged in the middle of the upper surface of the sliding block (6), the clamping block (7) is movably clamped with the chute (5), one side of the clamping block (7) is fixedly provided with a rack (8), a moving belt (9) is arranged inside the base (4) and the material taking handle (3) in a sliding way, the front end of a rotating wheel at the lower side of the moving belt (9) is meshed with the rack (8), the upper rotating wheel of the moving belt (9) is fixedly connected with the knob, and the groove (12) is movably connected with the combined cylinder body (10).

3. A soil sampling device for improving sample quality as claimed in claim 1, wherein: the four combined cylinders (10) can form a closed cylindrical structure.

4. A soil sampling device for improving sample quality as claimed in claim 1, wherein: the combined cylinder body (10) located at the bottom is fixedly installed on one side of the sliding block (6), and the other three combined cylinder bodies (10) are hinged to one side of the sliding block (6).

5. A soil sampling device for improving sample quality as claimed in claim 4, wherein: the inner sides of the three combined cylinders (10) are respectively hinged with one end of a telescopic rod (11), and the other end of the telescopic rod (11) is hinged with the other side of the sliding block (6).

6. A soil sampling device for improving sample quality as claimed in claim 5, wherein: the base of the telescopic rod (11), the inner portion of the sliding block (6) and the inner portion of the base (4) are provided with air holes (13) together, one end of each air hole (13) is communicated with the bottom of the inner cavity of the base of the telescopic rod (11), the other end of each air hole (13) is communicated with the sliding groove (5), and the position, located on one side of the clamping block (7), in the sliding groove (5) is filled with air.