CN218674321U - Soil sample collection device - Google Patents

Abstract

The utility model relates to a soil sample gathers technical field, especially relates to a soil sample collection system. The utility model provides a soil sample collection device, through power unit's setting, utilize power unit as collection device's power take off, rotate through power unit drive screwed pipe, the sampling barrel follows the screwed pipe and moves together to realize utilizing the sampling barrel to sample, the collection process does not need artifical the participation, has reduced operating personnel's intensity of labour, helps improving holistic collection efficiency; and through set up the inner tube in the sampling cylinder, the soil sample of gathering is located the inner tube, when the sample in the sampling cylinder needs to be taken out, only need utilize the push rod with the inner tube by the sampling cylinder take out can, the soil sample mode of taking out is more simple and convenient.

Description

A soil sample collection device

technical field

The utility model relates to the technical field of soil sample collection, in particular to a soil sample collection device.

Background technique

Soil microorganisms are the general term for bacteria, fungi, actinomycetes and algae living in the soil. Their types and quantities vary with the soil-forming environment and the depth of the soil layer. Processes such as nitrogen fixation and sulfidation promote the decomposition of soil organic matter and the transformation of nutrients, so the study of soil microorganisms is of great significance.

Before conducting research on soil microorganisms, the microorganisms in the soil must first be collected. However, the existing soil microorganism collection devices generally rely on manpower to collect soil samples, and the overall collection efficiency is low. Even if soil collection devices are used to collect soil Sample, the existing soil taking device also has the problem that the soil sample taken out is difficult to separate from the sampling tube.

Utility model content

The purpose of this utility model is to provide a soil sample collection device to solve the above-mentioned problems in the prior art.

In order to achieve the above purpose, the utility model provides the following scheme: the utility model provides a soil sample collection device, including a mounting frame, the top of the mounting frame is provided with a threaded hole, and the threaded hole is internally threaded with a threaded pipe. The bottom end of the threaded pipe is fixedly connected with a sampling cylinder, and the threaded pipe communicates with the inside of the sampling cylinder; a power mechanism is installed on the mounting frame, and the power mechanism is used to drive the threaded pipe to rotate; the sampling cylinder The inner sleeve is provided with an inner cylinder, the outer wall of the inner cylinder is in contact with the inner wall of the sampling cylinder, and the inner cylinder is detachably connected to the sampling cylinder; a push plate is installed on the top of the inner cylinder, and the push plate The top of the plate is in contact with the bottom of the sampling tube, a push rod is set inside the threaded tube, a gap is provided between the push rod and the threaded tube, and the bottom end of the push rod is in contact with the push plate top contact.

Preferably, the power mechanism includes a motor fixedly installed on the mounting frame, a first gear is fixedly connected to the output shaft of the motor, the first gear is rotatably connected to the mounting frame, and the threaded tube The sliding sleeve on the outer wall is provided with a second gear, the second gear is rotatably connected with the mounting frame, and the second gear is meshed with the first gear; the outer wall of the threaded pipe is provided with a limiting groove along the vertical direction A connecting key is fixedly connected to the inner wall of the second gear, and the second gear and the threaded pipe are slidingly and limitedly matched with the threaded pipe through the connecting key and the limiting groove.

Preferably, the bottom end of the sampling cylinder is provided with a limit retaining ring, and the limit retaining ring is detachably connected with the sampling cylinder, and the bottom end of the inner cylinder is limitedly matched with the top end of the limit retaining ring; The bottom surface of the stop ring is the cutting surface.

Preferably, the inner cylinder is composed of two semicircular plates, one end of the semicircular plate is provided with a connecting groove, the other end of the semicircular plate is fixedly connected with a raised edge, and the two semicircular plates Splicing through the connection groove and the raised rib.

Preferably, the top of the mounting bracket is fixedly connected with a column, and the top of the column is fixedly connected with a baffle, and a through hole is opened on the baffle, and the top of the push rod passes through the baffle through the through hole; A U-shaped limiting plate is detachably connected to the top of the baffle, and the top of the push rod is limitedly matched with the U-shaped limiting plate.

Preferably, the bottom end of the installation frame is fixedly connected with a threaded sleeve, the threaded sleeve is sleeved on the outside of the threaded pipe, and the threaded pipe is threadedly connected with the threaded sleeve.

Preferably, a counterweight pile is detachably installed at the bottom end of the installation frame, and the bottom end of the counterweight pile is a conical structure.

The utility model discloses the following technical effects:

The soil sample collection device provided by the utility model, through the setting of the power mechanism, uses the power mechanism as the power output of the collection device, drives the threaded pipe to rotate through the power mechanism, and the sampling cylinder moves together with the threaded pipe, thereby realizing sampling by the sampling cylinder. The collection process does not require manual participation, which reduces the labor intensity of the operator and helps to improve the overall collection efficiency; and by setting the inner cylinder in the sampling cylinder, the collected soil samples are located in the inner cylinder. When it is necessary to take out the sampling cylinder When collecting samples, you only need to use the push rod to take out the inner cylinder from the sampling cylinder, and the way to take out the soil sample is more convenient.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the accompanying drawings required in the embodiments will be briefly introduced below. Obviously, the accompanying drawings in the following description are only the present invention. For some embodiments of the present invention, those of ordinary skill in the art can also obtain other drawings based on these drawings on the premise of not paying creative efforts.

Fig. 1 is the structural representation of the utility model soil sample collecting device;

Fig. 2 is the connection schematic diagram of the utility model second gear and threaded pipe;

Fig. 3 is a top view of the utility model inner cylinder;

Among them, the installation frame-1, the threaded pipe-2, the sampling cylinder-3, the inner cylinder-4, the semicircular plate-4.1, the raised edge-4.2, the push plate-5, the push rod-6, the motor-7, the First gear-8, second gear-9, limit groove-10, connection key-11, limit retaining ring-12, column-13, baffle plate-14, U-shaped limit plate-15, threaded sleeve- 16. Counterweight pile-17.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

In order to make the above purpose, features and advantages of the utility model more obvious and understandable, the utility model will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

The utility model provides a soil sample collection device, comprising a mounting frame 1, a threaded hole is opened on the top of the mounting frame 1, a threaded pipe 2 is connected to the threaded hole, the bottom end of the threaded pipe 2 is fixedly connected to a sampling cylinder 3, and the threaded pipe 2 It communicates with the inside of the sampling cylinder 3; a power mechanism is installed on the mounting frame 1, and the power mechanism is used to drive the threaded pipe 2 to rotate; the inner cylinder 4 is set inside the sampling cylinder 3, and the outer wall of the inner cylinder 4 contacts and cooperates with the inner wall of the sampling cylinder 3 , and the inner cylinder 4 is detachably connected to the sampling cylinder 3; the top of the inner cylinder 4 is equipped with a push plate 5, and the top of the push plate 5 is in contact with the bottom of the sampling cylinder 3; There is a gap between 6 and the threaded pipe 2, and the bottom end of the push rod 6 is in contact with the top end of the push plate 5.

Further, in order to conveniently drive the sampling cylinder 3 for sampling, the power mechanism includes a motor 7 fixedly installed on the mounting frame 1, the output shaft of the motor 7 is fixedly connected with a first gear 8, and the first gear 8 is rotationally connected with the mounting frame 1 , the sliding sleeve on the outer wall of the threaded pipe 2 is provided with a second gear 9, the second gear 9 is rotationally connected with the mounting frame 1, and the second gear 9 meshes with the first gear 8; the outer wall of the threaded pipe 2 is provided with a limit groove along the vertical direction 10. A connecting key 11 is fixedly connected to the inner wall of the second gear 9 , and the second gear 9 and the threaded pipe 2 are slidably and limitedly matched by the connecting key 11 and the limiting groove 10 .

Further, in order to facilitate the installation of the inner cylinder 4 in the sampling cylinder 3 and prevent the inner cylinder 4 from falling off, a limit retaining ring 12 is arranged at the bottom of the sampling cylinder 3, and the limit retaining ring 12 is detachably connected with the sampling cylinder 3, and the inner cylinder 4. The bottom end is spaced with the top of the limit retaining ring 12; the bottom surface of the limit retaining ring 12 is a cutting surface.

Further, in order to facilitate the removal of the collected soil, the inner cylinder 4 is composed of two semicircular plates 4.1, one end of the semicircular plate 4.1 is provided with a connecting groove, and the other end of the semicircular plate 4.1 is fixedly connected with a raised edge 4.2, The two semi-circular plates 4.1 are spliced together by connecting grooves and raised edges 4.2.

Further, for the convenience of taking out the inner cylinder 4 from the sampling cylinder 3, a column 13 is fixedly connected to the top of the mounting frame 1, and a baffle 14 is fixedly connected to the top of the column 13, and a through hole is provided on the baffle 14, and the top of the push rod 6 The baffle 14 is penetrated through the through hole; the top of the baffle 14 is detachably connected with a U-shaped limiting plate 15 , and the top of the push rod 6 is limitedly matched with the U-shaped limiting plate 15 .

Further, in order to ensure the stability of the connection between the threaded pipe 2 and the mounting frame 1, the bottom end of the mounting frame 1 is fixedly connected with a threaded sleeve 16, and the threaded sleeve 16 is sleeved on the outside of the threaded pipe 2, and the threaded pipe 2 and the threaded The sleeve 16 is threaded.

Further, in order to ensure the stability of the mounting frame 1 during sampling, a counterweight pile 17 is detachably installed at the bottom of the mounting frame 1 , and the bottom end of the counterweight pile 17 is a conical structure.

The soil sample collection device provided by the utility model, when in use, first place the mounting frame 1, place the mounting frame 1 at the collection site, press the counterweight pile 17 into the soil, and then install the threaded pipe 2 on the mounting frame 1; secondly, the sampling cylinder 3 is assembled, the inner cylinder 4 is connected with the push plate 5 and inserted into the sampling cylinder 3 together, and the limit retaining ring 12 is fixed to the collection port of the sampling cylinder 3 by bolts, and the limit Back-up ring 12 carries out limit fixation to inner cylinder 4, to prevent inner cylinder 4 from detaching from sampling cylinder 3, after sampling cylinder 3 is assembled, sampling cylinder 3 and threaded pipe 2 are fixed by bolts; Carry out the installation of power mechanism again, put The motor 7 is fixed to the top of the mounting frame 1 by bolts, and then the first gear 8 and the second gear 9 are installed on the mounting frame 1 in turn, and the output shaft of the motor 7 is matched with the first gear 8, and the second gear 9 is sleeved to the outside of the threaded pipe 2 through the connection key 11, and the motor 7 is used to drive the first gear 8, the first gear 8 drives the second gear 9, and the second gear 9 drives the threaded pipe 2 to rotate through the connection key 11, because the threaded pipe 2 and the installation frame 1 are threaded, so by controlling the rotation direction of the motor 7, the threaded pipe 2 can be raised or lowered relative to the installation frame 1. When the threaded pipe 2 rotates, it drives the sampling cylinder 3 to rotate, and the The lowering of the pipe 2 realizes the collection of soil samples by the sampling cylinder 3. When the sample collection is completed, the threaded pipe 2 rises to bring the sampling cylinder 3 out of the soil. After the sampling cylinder 3 is completely moved to the ground, the motor 7 is turned off and the column 13 and baffle plate 14 are installed on the mounting frame 1, and the push rod 6 is inserted into the threaded pipe 2 through the through hole on the baffle plate 14, and then the U-shaped limiting plate 15 is fixed on the baffle plate 14, and the U-shaped stop plate 15 is used. Type limit plate 15 limits the push rod 6, then removes the limit retaining ring 12 from the sampling cylinder 3, turns on the motor 7, and uses the motor 7 to continue to drive the threaded pipe 2 to rise. At this time, due to the position of the push rod 6 will not change, and the sampling cylinder 3 rises with the rise of the threaded pipe 2, so the push plate 5 in the sampling cylinder 3 will move relative to the sampling cylinder 3 under the action of the push rod 6, so that the push rod 6 and the Under the action of the push plate 5, the inner cylinder 4 is pushed out from the sampling cylinder 3, and after the inner cylinder 4 is pushed out of the sampling cylinder 3, only the two semicircular plates 4.1 of the inner cylinder 4 need to be disassembled to obtain the collected soil sample.

In addition, the inner cylinder 4 is not limited to the structural form composed of two semicircular plates 4.1, and can also be a cylindrical structural form formed by installing a plurality of slats on the push plate 5.

The soil sample collection device provided by the utility model utilizes the motor 7 as the power output of the collection device, which reduces the labor intensity of the operator and helps to improve the overall collection efficiency; and by setting the inner cylinder 4 in the sampling cylinder 3, the collection The obtained soil sample is located in the inner cylinder 4. After the inner cylinder 4 is taken out from the sampling cylinder 3, the soil sample can be taken out only by disassembling the two semicircular plates 4.1 of the inner cylinder 4. The way of taking out the soil sample is more convenient. easy.

In describing the present invention, it should be understood that the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical" , "horizontal", "top", "bottom", "inner", "outer" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the utility model, rather than Any indication or implication that a referenced device or element must have a particular orientation, be constructed, and operate in a particular orientation should not be construed as limiting the invention.

The above-mentioned embodiment is only to describe the preferred mode of the present utility model, not to limit the scope of the present utility model. The various deformations and improvements mentioned above should all fall within the scope of protection determined by the claims of the present utility model.

Claims (7)

1. A soil sample collection device, characterized in that it comprises a mounting frame (1), the top of the mounting frame (1) is provided with a threaded hole, and the internal thread of the threaded hole is connected with a threaded pipe (2), and the threaded hole The bottom end of the pipe (2) is fixedly connected with a sampling cylinder (3), and the threaded pipe (2) communicates with the interior of the sampling cylinder (3); a power mechanism is installed on the mounting frame (1), and the power mechanism Used to drive the threaded pipe (2) to rotate; the sampling cylinder (3) is provided with an inner cylinder (4), and the outer wall of the inner cylinder (4) is in contact with the inner wall of the sampling cylinder (3) , and the inner cylinder (4) is detachably connected to the sampling cylinder (3); the top of the inner cylinder (4) is equipped with a push plate (5), and the top of the push plate (5) is connected to the sampling cylinder (3) The bottom of the cylinder is in contact with each other, the threaded pipe (2) is sleeved with a push rod (6), a gap is provided between the push rod (6) and the threaded pipe (2), and the The bottom end of the push rod (6) is in contact with the top end of the push plate (5). 2. soil sample collecting device according to claim 1, is characterized in that, described power mechanism comprises the motor (7) that is fixedly installed on the described installation frame (1), on the output shaft of described motor (7) A first gear (8) is fixedly connected, and the first gear (8) is rotationally connected with the mounting frame (1), and a second gear (9) is slidingly sleeved on the outer wall of the threaded pipe (2). The second gear (9) is rotationally connected with the mounting frame (1), and the second gear (9) meshes with the first gear (8); the outer wall of the threaded pipe (2) is vertically A limit groove (10) is provided, and a connection key (11) is fixedly connected to the inner wall of the second gear (9), and the second gear (9) and the threaded pipe (2) pass through the connection key ( 11), the limit groove (10) is sliding and limited fit. 3. The soil sample collection device according to claim 1, characterized in that, the bottom end of the sampling cylinder (3) is provided with a limit retaining ring (12), and the limit retaining ring (12) is connected to the sampling cylinder (3) Detachable connection, the bottom end of the inner cylinder (4) is limitedly matched with the top end of the limit retaining ring (12); the bottom surface of the limit retaining ring (12) is a cutting surface. 4. The soil sample collection device according to claim 3, characterized in that, the inner cylinder (4) is composed of two semicircular plates (4.1), and one end of the semicircular plates (4.1) is provided with a connection The other end of the semicircular plate (4.1) is fixedly connected with a raised edge (4.2), and the two semicircular plates (4.1) are spliced together through the connecting groove and the raised edge (4.2). 5. The soil sample collection device according to claim 1, characterized in that, the top of the mounting frame (1) is fixedly connected with a column (13), and the top of the column (13) is fixedly connected with a baffle plate (14), The baffle (14) is provided with a through hole, and the top of the push rod (6) passes through the baffle (14) through the through hole; the top of the baffle (14) is detachably connected with a U-shaped limiter Positioning plate (15), the top end of the push rod (6) is limitedly matched with the U-shaped limiting plate (15). 6. The soil sample collection device according to claim 1, characterized in that, the bottom end of the mounting frame (1) is fixedly connected with a threaded sleeve (16), and the threaded sleeve (16) is sleeved on the The outer side of the threaded pipe (2), and the threaded pipe (2) is threadedly connected with the threaded sleeve (16). 7. soil sample acquisition device according to claim 1, is characterized in that, the bottom end of described installation frame (1) is detachably installed with counterweight pile (17), and the bottom end of described counterweight pile (17) is Conical structure.

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