CN216621817U - Simple deep soil sampler - Google Patents

Abstract

The utility model relates to the technical field of soil detection, and discloses a simple deep soil sampler which comprises a motor, wherein an output shaft of the motor is connected with a sampling rod, the outer wall of the sampling rod is provided with external threads, and the outer wall of the sampling rod is in threaded connection with a fixed seat; a sealing plate is arranged in the sampling rod, a movable cavity is arranged above the sealing plate, and a sampling cavity is arranged below the sealing plate; an electric push rod is arranged at the top of the sampling rod, and the lower end part of the electric push rod is connected with a connecting rod; the connecting rod passes through the movable cavity and penetrates through the sealing plate, the end part of the connecting rod is in threaded connection with a sampling head with a vertical cross section in a V-shaped structure, and the top of the sampling head is matched with the bottom surface of the sampling rod and covers the bottom surface of the sampling rod. The utility model can vertically enter soil for sampling and can collect enough deep soil.

Description

Simple deep soil sampler

Technical Field

The utility model relates to the technical field of soil detection, in particular to a simple deep soil sampler.

Background

Soil detection generally divide into sample, screening and detect three step, and soil generally is that the metal pipe that has the cavity one end inserts certain degree of depth in the underground when the sample, but when gathering deep soil, current sampling device can't satisfy the user demand. Because current sampling device moves the in-process down inserting soil, the inside most of cavity all is the soil on top layer, and there is some deep soil in the below collection mouth department only, causes the sampling inadequately, influences the soil testing result, and current sampling device, when inserting soil, and the direction of hardly controlling the sampling head can't guarantee that sampling device gets into soil perpendicularly and takes a sample.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention is directed to a simple deep soil sampler, which can vertically enter soil for sampling and can collect sufficient deep soil.

In order to achieve the purpose, the utility model adopts the technical scheme that: a simple deep soil sampler comprises a motor, wherein an output shaft of the motor is connected with a sampling rod, the outer wall of the sampling rod is provided with external threads, and the outer wall of the sampling rod is in threaded connection with a fixed seat; a sealing plate is arranged in the sampling rod, a movable cavity is arranged above the sealing plate, and a sampling cavity is arranged below the sealing plate; an electric push rod is arranged at the top of the sampling rod, and the lower end of the electric push rod is connected with a connecting rod; the connecting rod passes through the movable cavity and penetrates through the sealing plate, the end part of the connecting rod is in threaded connection with a sampling head with a vertical cross section in a V-shaped structure, and the top of the sampling head is matched with the bottom surface of the sampling rod and covers the bottom surface of the sampling rod.

Further, the fixing base includes fixing base and lower fixing base, go up the fixing base with the internal diameter of fixing base is the same down, the external diameter of going up the fixing base is less than the external diameter of fixing base down.

Further, the top of the sampling rod is provided with a baffle.

Further, handles are symmetrically arranged on the outer side wall of the motor.

Further, a controller is arranged at the top of the motor, a display is arranged on the side face of the controller, a key is arranged on the top face of the controller, and the motor and the electric push rod are electrically connected with the controller.

Further, the outer side surface of the sampling head is provided with threads.

Advantageous effects

Compared with the prior art, the utility model at least comprises the following advantages: the fixed seat is in threaded connection with the sampling rod, so that the sampling rod can be sufficiently and effectively supported, and can enter soil in a vertical state during working; the sampling rod stretches into the soil along the center of the fixing seat to a certain depth, and meanwhile, the electric push rod is started, so that the sampling head rotates and drills downwards to the sampling depth, the sampling head is away from the lower end of the sampling rod by a certain distance, and the sampling cavity is in an open state. Then the electricity push rod contracts back, and the conical structure of sampling head pushes deep soil into the sampling intracavity, and the bottom surface at the sampling rod is established until the sampling skull, and the soil of gathering is whole to be deep soil, guarantees to gather sufficient amount of deep soil. The outer side surface of the sampling head is provided with threads for reducing resistance generated by downward movement of the sampling head. When the electric push rod retracts, the sampling head with the V-shaped longitudinal cross section effectively pushes soil into the sampling cavity.

Drawings

FIG. 1 is a schematic diagram of the system of the present invention.

Fig. 2 is a schematic cross-sectional structure of the present invention.

Fig. 3 is a schematic cross-sectional view of an operating state of the present invention.

The figure is marked with: 1-a motor; 2-an output shaft; 3-a sampling rod; 30-a baffle plate; 31-a thread; 32-a movable cavity; 33-a sampling cavity; 4-fixing the base; 40-an upper fixed seat; 41-lower fixed seat; 5-a sampling head; 6-a controller; 60-a display screen; 61-key press; 7-an electric push rod; 8-a connecting rod; 9-a handle; 10-sealing plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the following detailed description is made with reference to the accompanying drawings and detailed description. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the two elements or intervening elements may be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-3, a simple deep soil sampler comprises a motor 1, wherein an output shaft 2 of the motor 1 is connected to the top of a sampling rod 3, an external thread 31 is arranged on the outer wall of the sampling rod 3, a fixing seat 4 is connected to the external thread 31 of the sampling rod 3, and an internal thread matched with the external thread 31 is arranged on the inner wall of the fixing seat 4. Fixing base 4 includes fixing base 40 and lower fixing base 41, go up fixing base 40 with lower fixing base 41 is hollow structure, and its internal diameter is the same, the external diameter of going up fixing base 40 is less than the external diameter of fixing base 41 down, lower fixing base 41 mainly used and ground contact, increase and the contact surface on ground, and go up fixing base 40 and play and connect fixing base 41 down, increase the area of contact of 3 outer walls of thief rod and fixing base 4's effect, make thief rod 3 can obtain enough, effectual support, can keep the vertically state during operation to get into soil. Preferably, the top of thief rod 3 is provided with baffle 30 for it is spacing to rotate the displacement at the thief rod 3 outside to fix 4, prevents that thief rod 3 from getting into soil too deeply, and fix 4 breaks away from the top of thief rod 3. Preferably, the bottom surface of the fixing seat 4 can be provided with a fixing nail which can be inserted into the ground, so that the fixing seat 4 is more stable.

A sealing plate 10 is arranged in the sampling rod 3, a movable cavity 32 is arranged above the sealing plate 10, and a sampling cavity 33 is arranged below the sealing plate 10; an electric push rod 7 is arranged at the top of the sampling rod 3, a connecting rod 8 is connected to the lower end of the electric push rod 7, and the electric push rod 7 and the connecting rod 8 can move up and down in the movable cavity 32. The connecting rod 3 penetrates through the movable cavity 32 and penetrates through the sealing plate 10, the sealing plate 10 is fixed inside the sampling rod 3, and the connecting rod 8 penetrates through the sealing plate 10 to move up and down. The end part of the connecting rod 8 is in threaded connection with a sampling head 5 with a V-shaped longitudinal cross section, and the outside of the sampling head 5 is in a conical structure. The top of sampling head 5 with the bottom surface phase-match of thief rod 3 to the lid is established the bottom surface of thief rod 3 makes sampling cavity 33 form airtight chamber that holds. Preferably, the outer side of the sampling head 5 is provided with threads for reducing the resistance generated by the downward movement of the sampling head 5.

Further, the lateral wall symmetry of motor 1 is provided with handle 9, and 9 outer walls of handle can be overlapped and are equipped with the silica gel cover for protect the hand.

Further, a controller 6 is arranged on the top of the motor 1, and the motor 1 and the electric push rod 7 are electrically connected with the controller 6. The controller 6 is provided with a display 60 at a side thereof for displaying the working states of the present invention, including a normal working state and a failed working state. The top surface of controller 6 is provided with the button, and one side is provided with power source, and controller 6 is inside to be provided with control chip and power module. The power module is connected with the power interface and the control chip, the display screen and the keys are connected with the control chip, and the control chip is used for controlling the work of the motor and the electric push rod.

The working principle is as follows: place fixing base 4 subaerial, handle 9 is held to the hand, starter motor 1, motor 1 rotates and drives the rotation of thief rod 3, and thief rod 3 is followed 4 centers of fixing base and is visited certain degree of depth in the soil downwards, and meanwhile, start electric putter 7, the extension of electric putter 7 makes sampling head 5 rotate simultaneously and drill down to the degree of depth of sampling, and sampling head 5 is from the lower tip certain distance of thief rod 3 this moment, and the sampling chamber is open state. Then the electric push rod 7 retracts, the deep soil is pushed into the sampling cavity 33 by the conical structure of the sampling head 5 until the sampling head 5 is covered on the bottom surface of the sampling rod 3. The sampling rod is pulled out from the soil, the sampling head 5 is taken down from the connecting rod 8, and the deep soil sampled can be poured out.

In order to pour out soil, in another embodiment, the sealing plate 10 is fixedly connected with the connecting rod 8 but not connected with the interior of the sampling rod 3, and when the connecting rod 8 moves up and down along with the electric push rod 7, the sealing plate 10 moves up and down along with the connecting rod 8. The during operation, starter motor 1, motor 1 rotates and drives the rotation of thief rod 3, thief rod 3 stretches into certain degree of depth in the soil along the 4 center of fixing base downwards, meanwhile, start electric push rod 7, make sampling head 5 rotate while drilling down to the degree of depth of sampling, closing plate 10 is along with it along the interior lapse of thief rod 3, sampling head 5 leaves the lower tip certain distance of thief rod 3 this moment, closing plate 10 is still in thief rod 3, sampling chamber 33 space diminishes. Then the electric push rod 7 retracts, deep soil is pushed into the sampling cavity 33 by the conical structure of the sampling head 5, the sampling cavity 33 slowly recovers the original space size along with the upward movement of the sealing plate 10 until the sampling head 5 covers the bottom surface of the sampling rod 3. Take out sampling rod 3 in the soil, later take off sampling head 5 from connecting rod 8, start electric push rod 7, closing plate 10 moves down, releases the deep soil in sampling chamber 10, and is simple and convenient.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (6)

1. The simple deep soil sampler is characterized by comprising a motor, wherein an output shaft of the motor is connected with a sampling rod, the outer wall of the sampling rod is provided with external threads, and the outer wall of the sampling rod is in threaded connection with a fixed seat; a sealing plate is arranged in the sampling rod, a movable cavity is arranged above the sealing plate, and a sampling cavity is arranged below the sealing plate; an electric push rod is arranged at the top of the sampling rod, and the lower end of the electric push rod is connected with a connecting rod; the connecting rod passes through the movable cavity and penetrates through the sealing plate, the end part of the connecting rod is in threaded connection with a sampling head with a vertical cross section in a V-shaped structure, and the top of the sampling head is matched with the bottom surface of the sampling rod and covers the bottom surface of the sampling rod.

2. The simple deep soil sampler according to claim 1, wherein the fixing base comprises an upper fixing base and a lower fixing base, the inner diameters of the upper fixing base and the lower fixing base are the same, and the outer diameter of the upper fixing base is smaller than the outer diameter of the lower fixing base.

3. The simplified deep soil sampler as recited in claim 1, wherein the top of the sampling rod is provided with a baffle.

4. The simple deep soil sampler as recited in claim 1, wherein the motor has handles symmetrically disposed on the outer side wall.

5. The simple deep soil sampler as claimed in claim 1, wherein the motor is provided with a controller at the top, a display is provided at the side of the controller, a button is provided at the top, and the motor and the electric push rod are electrically connected to the controller.

6. The simplified deep soil sampler as recited in claim 1, wherein the sampling head is threaded on an outer side.

Images