CN110702451A - A kind of rotary soil crust collecting device for karst area and using method thereof - Google Patents

Abstract

The invention discloses a rotary type soil crust collecting device for a karst region, which comprises a scraper, a sample bag and a positioning rod, wherein one end of the scraper is rotatably connected to the positioning rod, the scraper comprises a knife rest and a blade, the knife rest is of a fork-shaped structure, two ends of the blade are connected to the knife rest, and an opening of the sample bag is sleeved on the knife rest. According to the invention, the quick collection of soil crusts can be realized through the rotary scraper, the crusts are uniform in thickness and more accurate in test, the crusts can be collected into the sample bag only by pressing the blade to move forwards on the ground, the operation is greatly simplified, the collection efficiency is improved, and the device has the characteristics of simple structure, convenience in operation and low cost.

Description

A kind of rotary soil crust collecting device for karst area and using method thereof

technical field

The invention belongs to the technical field of soil crust collecting equipment for testing, and relates to a rotary soil crust collecting device used in karst areas and a method for using the same.

Background technique

When soil crust research is carried out in existing karst areas, blades are usually collected manually, and the thickness of the crust after collection is uneven, resulting in inaccurate data during the test.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is to provide a rotary soil crust collecting device for karst areas and a method for using the same, so as to solve the technical problems existing in the prior art.

The technical scheme adopted in the present invention is as follows: a rotary soil crust collecting device for karst areas, comprising a scraper, a sample bag and a positioning rod, one end of the scraper is rotatably connected to the positioning rod, the scraper includes a knife holder and a blade, and the knife The rack is a fork-shaped structure, the two ends of the blade are connected to the knife rack, and the opening of the sample bag is sleeved on the knife rack.

Preferably, the lower end of the positioning rod is a thorn portion, and the positioning rod is provided with a limit nut.

Preferably, both ends of the fork shape of the knife holder are provided with guide plates, one part of the guide plate is inserted into the sample bag, and the other part is located on the lower side of the blade discharging.

Preferably, the other end of the scraper is provided with a rotating handle.

Preferably, the above-mentioned blade has a bar-shaped structure with an arc-shaped cross-section, a downward cutting edge is arranged in the middle, and arc-shaped connecting pieces are arranged at both ends, and the arc-shaped connecting pieces are embedded in the arc-shaped grooves of the tool holder.

Preferably, rollers are installed on both sides of the tool holder.

Preferably, the above-mentioned rollers are rotatably connected to the roller frame, the roller frame is fixedly connected to the fixing table through the screw rod, the fixing table is arranged on both sides of the tool holder, the roller frame is in a Z-shaped structure, and the screw rod passes through the roller frame and is connected to the roller frame. Double nuts are used for locking.

A method for using a rotary soil crust collecting device in karst areas, the method is: adjusting a limit nut and a roller to a set height, tying a sample bag on a knife holder, and operating a rotating handle to make the scraper go around a positioning rod Rotate and sample the soil crust with the scraper. After walking for a circle, remove the sample bag, re-install a new sample bag, and change the position of the positioning rod to sample the soil crust until the sampling is completed, and clean the blade after each sampling. blade.

Beneficial effects of the present invention: Compared with the prior art, the present invention can realize the rapid collection of soil crust by rotating the scraper, the crust thickness is uniform, and the test is more accurate. The crust samples are collected into the sample bag, the operation is greatly simplified, the collection efficiency is improved, and the invention has the characteristics of simple structure, convenient operation and low cost.

Description of drawings

Fig. 1 is the structural representation of the present invention;

Fig. 2 is the structure schematic diagram of the roller joint of the present invention;

FIG. 3 is a schematic top view of the structure of the present invention.

Detailed ways

The present invention will be further introduced below with reference to the accompanying drawings and specific embodiments.

Example 1: As shown in Figures 1-3, a rotary soil crust collection device for karst areas includes a scraper 1, a sample bag 2 and a positioning rod 3, one end of the scraper 1 is rotatably connected to the positioning rod 3 Above, the scraper 1 includes a knife holder 4 and a blade 5, the knife holder 4 is a fork-shaped structure, the two ends of the blade 5 are connected to the knife holder 4, and the opening of the sample bag 2 is sleeved on the knife holder 4 by a rubber band.

Preferably, the lower end of the positioning rod 3 is a thorn portion, and the positioning rod 3 is provided with a limit nut 13, which can control the thickness of the scraper.

Preferably, the fork-shaped ends of the knife holder 4 are provided with guide plates 6. One section of the guide plate 6 is inserted into the sample bag 2, and the other section is located on the lower side of the blade 5. In the sample bag, it plays a transitional transfer role.

Preferably, the other end of the scraper 1 is provided with a rotating handle 14 , and by operating the rotating handle, the operation is easier and saves time and effort.

Preferably, the above-mentioned blade 5 is a strip-shaped structure with an arc-shaped cross-section, a downward knife edge 7 is arranged in the middle, and arc-shaped connecting pieces are arranged at both ends. The scraper part of the peeler.

Preferably, rollers 8 are installed on both sides of the above-mentioned tool holder 4, and the rollers are arranged to cooperate with limit nuts, so as to facilitate balanced walking and control the uniformity of crust thickness.

Preferably, the above-mentioned roller 8 is rotatably connected to the roller frame 9, the roller frame 9 is fixedly connected to the fixing table 11 through the screw 10, the fixing table 11 is arranged on both sides of the tool holder 4, and the roller frame 9 is a Z-shaped structure, After the screw rod 10 passes through the roller frame 9, it is locked with the roller frame 9 by the double nut 12, which can realize the adjustment of the collection of crusts with different thicknesses, and has a wider application range.

Example 2: A method of using a rotary soil crust collecting device in karst areas, the method is: adjusting the limit nut and the roller to the set height, tying the sample bag on the knife holder, and operating the rotating handle to make the scraper Rotate around the positioning rod, and the scraper samples the soil crust. After walking a circle, remove the sample bag, re-install a new sample bag, and change the positioning rod for soil crust sampling until the sampling is completed. After cleaning the edge of the blade.

The above are only specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art can easily think of changes or substitutions within the technical scope disclosed by the present invention. It should be included within the protection scope of the present invention, and therefore, the protection scope of the present invention should be subject to the protection scope of the claims.

Claims (8)

1. The utility model provides a be used for karst area rotation type soil crust collection system which characterized in that: including scraper (1), sample bag (2) and locating lever (3), scraper (1) one end is rotatably connected on locating lever (3), and scraper (1) includes knife rest (4) and blade (5), and knife rest (4) are the forked type structure, and on blade (5) both ends were connected to knife rest (4), the opening part of sample bag (2) cup jointed on knife rest (4).

2. The rotary soil crust collecting device for the karst region as claimed in claim 1, wherein: the lower end of the positioning rod (3) is a spine part, and the positioning rod (3) is provided with a limit nut (13).

3. The rotary soil crust collecting device for the karst region as claimed in claim 1, wherein: the two fork-shaped ends of the knife rest (4) are provided with guide plates (6), one section of each guide plate (6) is inserted into the sample bag (2), and the other section of each guide plate (6) is positioned at the lower side of the discharge of the blade (5).

4. The rotary soil crust collecting device for the karst region as claimed in claim 1, wherein: the other end of the scraper (1) is provided with a rotating handle (14).

5. The rotary soil crust collecting device for the karst region as claimed in claim 1, wherein: the blade (5) is of a strip structure, the cross section of the blade is arc-shaped, the middle part of the blade is provided with a downward knife edge (7), the two ends of the blade are provided with arc-shaped connecting sheets, and the arc-shaped connecting sheets are embedded into an arc-shaped groove of the knife rest (4).

6. The rotary soil crust collecting device for the karst region as claimed in claim 1, wherein: the two sides of the knife rest (4) are provided with rollers (8).

7. The rotary soil crust collecting device for the karst region as claimed in claim 6, wherein: the roller (8) is rotatably connected to a roller frame (9), the roller frame (9) is fixedly connected to a fixing platform (11) through a screw (10), the fixing platform (11) is arranged on two sides of the cutter frame (4), the roller frame (9) is of a Z-shaped structure, and the screw (10) penetrates through the roller frame (9) and then is locked with the roller frame (9) through double nuts (12).

8. Use of a device for karst area rotating soil crust harvesting according to any of claims 1-7, characterized in that: the method comprises the following steps: adjust stop nut and gyro wheel to setting for the height, bind the sample bag on the knife rest, operation twist grip makes the scraper rotate round the locating lever, and the scraper is to soil skinning sampling, and after the walking round, take off the sample bag, adorn new sample bag again, and the locating lever trades a position and carries out soil skinning sampling, finishes up to the sampling, clears up the edge of a knife of blade after sampling at every turn.

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