CN218512441U

CN218512441U - A quick detection device for soil sample

Info

Publication number: CN218512441U
Application number: CN202222056261.8U
Authority: CN
Inventors: 张小翠; 盛岩海; 林杰
Original assignee: Jiangyin Qiuhao Testing Co ltd
Current assignee: Jiangyin Qiuhao Testing Co ltd
Priority date: 2022-08-05
Filing date: 2022-08-05
Publication date: 2023-02-21
Anticipated expiration: 2032-08-05

Abstract

The utility model discloses a quick detection device for soil sample relates to soil detection technical field. The utility model discloses a frame and clean mechanism, the both sides at middle part all are fixed with longitudinal sliding member in the frame, and the transmission is connected with transverse sliding member between two longitudinal sliding member, and the transmission is connected with vertical sliding member on the transverse sliding member, and the transmission is connected with the test seat on the vertical sliding member, is fixed with the detecting head on the test seat, and the lower part is fixed with the sample frame in the frame, and the sample frame top is equipped with a plurality of sample grooves side by side. The utility model discloses a design can be used for the automatic location and the detection of detecting head position at the frame that X axle, Y axle and Z axle direction moved up, with the setting in lower part sample cell, can stabilize accurate automatic surveying to the soil sample, stability is better, and degree of automation is higher, and the sampling group of being convenient for has more pointed to select the censorship sample, selects to pollute heavier soil layer, acquires the biggest pollution sources with the minimum cost as far as possible.

Description

A quick detection device for soil sample

Technical Field

The utility model belongs to the technical field of soil detection, especially, relate to a quick detection device for soil sample.

Background

In the field investigation and environment restoration processes, sampling of soil monitoring points is indispensable, according to different geological structures and pollutant migration conditions, the sampling depth of drilling columnar soil is approximately 4.5-6.0m, monitoring cost is considered, 3-4 soil layer samples are generally collected and sent to a laboratory, wherein surface soil (0-0.5 m) must be collected, quick determination results of main reference heavy metals and volatile organic compounds are selected at the sending depth of below 0.5m in the vertical direction, and quick determination is carried out at intervals of every 0.5m (for reducing the number of the soil samples to be sent and detected).

Most instruments for rapid determination use a handheld heavy metal soil analyzer, in the field investigation process, a small piece of soil is intercepted every 0.5m and placed in a self-sealing bag, then the handheld heavy metal analyzer aims at an emission port to press a soil block, a trigger is pressed for 60min, and analysis data can be collected.

Therefore, the following problems occur during use:

1. the difference of the measured values is large due to the factors of different soil interception depths and lengths, the texture of the bottom base plate to be measured and the like;

2. the radiation aperture is small, the measurement area is limited, and the fast screening value only represents the analysis data of a small area and a shallow area;

3. the position of the analyzer is manually set, the time for buckling the plate is long, the labor cost is consumed, and the contact effect of the measuring head and the soil sample can be influenced by the shaking or swinging of the measuring head in the measuring process, so that the measuring precision is influenced;

4. the problem of disordered sequence can be caused by the fact that the intercepted quantity of each soil sample is large and the measurement is continuous.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a quick detection device for soil sample can be used for the automatic location and the detection of detecting head position in X axle, Y axle and Z axle direction upward movement's frame through the design, with the setting of lower part sample cell, can stabilize accurate automatic surveying to soil sample, and stability is better, and degree of automation is higher, and the sampling group of being convenient for more has the pertinence to select the censorship sample, selects to pollute heavier soil layer, acquires the biggest pollution sources with the minimum cost as far as possible.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a rapid detection device for a soil sample, which comprises a frame and a cleaning mechanism;

longitudinal sliding pieces are fixed on two sides of the middle part in the rack, a transverse sliding piece is connected between the two longitudinal sliding pieces in a transmission manner, a vertical sliding piece is connected to the transverse sliding piece in a transmission manner, a detection seat is connected to the vertical sliding piece in a transmission manner, and a detection head is fixed on the detection seat;

a sample rack is fixed at the inner lower part of the rack, and a plurality of sample grooves are arranged in parallel at the top of the sample rack;

the cleaning mechanism comprises a fixed plate, two corners of the upper part of the front side surface of the fixed plate are respectively fixed with a winding disc, two corners of the lower part of the front side surface of the fixed plate are respectively fixed with a film guide wheel, the end part of the winding disc is connected with a stepping motor, a plastic film is wound on one winding disc, and one end of the plastic film sequentially penetrates through the two film guide wheels and is fixed on the other winding disc;

the fixing plate is provided with a mounting hole and is fixed with the rack through a connecting column, the mounting hole and a bolt.

Furthermore, the output end of the stepping motor is a threaded shaft, and the winding disc is sleeved on the output shaft of the stepping motor and fixed with the output end of the stepping motor through a nut.

Furthermore, key grooves are formed in the output end of the stepping motor and the position of the winding disc core, and keys are arranged in the key grooves.

Further, a controller is fixed on one side of the rack through a support, a display screen is arranged on the controller, and the display screen, the driving motor of the longitudinal sliding piece, the driving motor of the transverse sliding piece, the driving motor of the vertical sliding piece, the two stepping motors and the detecting head are all electrically connected with the controller.

Furthermore, a plurality of graduated scales are fixed on the top surface of the sample rack side by side, and the graduated scales are respectively located at the edges of the outer sides of the sample grooves.

Furthermore, the longitudinal sliding part and the transverse sliding part are both screw rod mechanisms or synchronous belt mechanisms, and the vertical sliding part is an air cylinder or a screw rod mechanism.

The utility model discloses following beneficial effect has:

1. the utility model discloses a design can be in the X axle, the frame that Y axle and Z axle direction moved is used for the automatic location and the detection of detecting head position, with the setting of lower part sample cell, can stabilize accurate automatic surveying to soil sample, stability is better, the use of the material resources of using manpower sparingly, degree of automation is higher, efficiency is higher, but the heavy metal content of spot test sampling point, the sampling group of being convenient for more has pertinence to select the censorship sample, select the heavier soil layer of pollution, acquire the biggest pollution sources with the minimum cost as far as possible.

2. The utility model discloses set up neotype clean mechanism in the frame, can clean the detecting head by automatic and orderly, clean effect is better, and the cost is lower, guarantees the result of use of detecting head, makes the detecting head carry out accurate detection to subsequent soil sample, guarantees subsequent detection precision.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages simultaneously.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a rapid detection device for soil samples according to the present invention;

FIG. 2 is a schematic structural view of a cleaning mechanism;

FIG. 3 is a front view of the cleaning mechanism;

in the drawings, the reference numbers indicate the following list of parts:

1-machine frame, 2-cleaning mechanism, 3-longitudinal sliding piece, 4-transverse sliding piece, 5-vertical sliding piece, 6-detection seat, 7-detection head, 8-sample frame, 101-controller, 201-fixing plate, 202-winding disc, 203-film guide wheel, 204-stepping motor, 205-plastic film, 206-nut, 801-sample groove and 802-graduated scale.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention relates to a rapid detection device for soil samples, which comprises a frame 1 and a cleaning mechanism 2;

longitudinal sliding pieces 3 are fixed on two sides of the middle part in the rack 1, a transverse sliding piece 4 is connected between the two longitudinal sliding pieces 3 in a transmission manner, a vertical sliding piece 5 is connected to the transverse sliding piece 4 in a transmission manner, a detection seat 6 is connected to the vertical sliding piece 5 in a transmission manner, and a detection head 7 is fixed on the detection seat 6;

a sample rack 8 is fixed at the inner lower part of the machine frame 1, and a plurality of sample grooves 801 are arranged in parallel at the top of the sample rack 8;

the cleaning mechanism 2 comprises a fixing plate 201, two corners of the upper part of the front side surface of the fixing plate 201 are both fixed with a winding plate 202, two corners of the lower part of the front side surface of the fixing plate 201 are both fixed with film guide wheels 203, the end part of the winding plate 202 is connected with a stepping motor 204, a plastic film 205 is wound on the winding plate 202, and one end of the plastic film 205 sequentially penetrates through the two film guide wheels 203 and is fixed on the other winding plate 202;

the fixing plate 201 is provided with a mounting hole, and the fixing plate 201 is fixed with the rack 1 through a connecting column, the mounting hole and a bolt.

As shown in fig. 2-3, the output end of the stepping motor 204 is a threaded shaft, and the winding disc 202 is sleeved on the output shaft of the stepping motor 204 and fixed to the output end of the stepping motor 204 through a nut 206.

Wherein, the output end of the stepping motor 204 and the core of the winding disc 202 are provided with key slots, and keys are arranged in the two key slots.

As shown in fig. 1, a controller 101 is fixed on one side of the rack 1 through a support, a display screen is arranged on the controller 101, and the display screen, a driving motor of the longitudinal sliding member 3, a driving motor of the transverse sliding member 4, a driving motor of the vertical sliding member 5, two stepping motors 204 and the probe 7 are all electrically connected with the controller 101.

As shown in fig. 1, a plurality of scales 802 are fixed on the top surface of the sample holder 8 side by side, and the scales 802 are respectively located at the outer edges of the sample slots 801.

Wherein, longitudinal sliding member 3 and transverse sliding member 4 are screw mechanism or hold-in range mechanism, and vertical sliding member 5 is cylinder or screw mechanism, when using hold-in range mechanism, need set up the slide rail and play stabilizing effect.

The utility model discloses a theory of operation does: can adjust the position of detecting head 7 through the cooperation of longitudinal sliding member 3 and transverse sliding member 4, make detecting head 7 can aim at the soil sample that needs to survey, can survey in moving detecting head 7 to the soil sample through vertical sliding member 5, after survey time (can record survey time in controller 101), through longitudinal sliding member 3, transverse sliding member 4 and vertical sliding member 5 can drive detecting head 7 and reset, detecting head 7 is located the position between two membrane guide wheels 203 this moment, control detecting head 7 continues to move down for a section, make detecting head 7 sense terminal contact plastic film 205 and suppress plastic film 205, through the control plastic film 205 translation to two step motor 204, can clear away the remaining soil sample on detecting head 7 after the translation, after finishing, carry out the detection of next soil sample.

After one soil sample is detected and the detection head 7 is cleaned, the position of the detection head 7 is adjusted to be above the next soil sample through the matching of the longitudinal sliding piece 3 and the transverse sliding piece 4 (the position of the soil sample is recorded by the controller 101 or the specific position of the soil sample is detected through X-rays on the detection head 7).

The cleaning steps are as follows: (as shown in FIG. 3, the right winding disc 202 is a winding disc, the left winding disc 202 is an unwinding disc, the unwinding disc and the stepping motor 204 on the winding disc are in linkage control and synchronous operation, and the stepping motor 204 is provided with an encoder control motor rotating ring);

before the probe 7 is in place, the SS01 controls a winding disc to wind 2-4 circles of plastic film 205 in advance and prestores;

after the probe 7 descends to the right, the SS02 controls the winding disc to unwind (wind up) and moves the pre-stored plastic film 205 leftwards to slide the soil sample on the right side of the probe 7 for cleaning;

after the SS03 finishes the translation of the pre-stored plastic film 205, the probe 7 is controlled to ascend away from the plastic film 205;

the SS04 controls a winding disc to wind (an unwinding disc to unwind), and the cleaned plastic film is far away from the detecting head 7;

after the cleaned plastic film is completely far away from the probe 7, the SS05 controls the probe 7 to descend and move to the right position (as shown in FIG. 3) without stopping the machine, and cleans the soil sample on the left side of the probe 7.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended to aid in the description of the invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, thereby enabling others skilled in the art to best understand the invention and its practical application. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A quick detection device for soil sample which characterized in that: comprises a frame (1) and a cleaning mechanism (2);

longitudinal sliding pieces (3) are fixed on two sides of the middle part in the rack (1), a transverse sliding piece (4) is connected between the two longitudinal sliding pieces (3) in a transmission manner, a vertical sliding piece (5) is connected on the transverse sliding piece (4) in a transmission manner, a detection seat (6) is connected on the vertical sliding piece (5) in a transmission manner, and a detection head (7) is fixed on the detection seat (6);

a sample rack (8) is fixed at the lower part in the rack (1), and a plurality of sample grooves (801) are arranged in parallel at the top of the sample rack (8);

the cleaning mechanism (2) comprises a fixing plate (201), winding disks (202) are fixed at two corners of the upper part of the front side of the fixing plate (201), film guide wheels (203) are fixed at two corners of the lower part of the front side of the fixing plate (201), a stepping motor (204) is connected to the end part of each winding disk (202), a plastic film (205) is wound on each winding disk (202), and one end of each plastic film (205) sequentially penetrates through the two film guide wheels (203) and is fixed on the other winding disk (202);

the fixing plate (201) is provided with a mounting hole, and the fixing plate (201) is fixed with the rack (1) through a connecting column, the mounting hole and a bolt.

2. The rapid detection device for the soil sample according to claim 1, wherein the output end of the stepping motor (204) is a threaded shaft, and the winding disc (202) is sleeved on the output shaft of the stepping motor (204) and fixed with the output end of the stepping motor (204) through a nut (206).

3. The rapid detection device for the soil sample according to claim 2, wherein the output end of the stepping motor (204) and the core of the winding plate (202) are provided with key slots, and keys are arranged in the key slots.

4. The rapid detection device for the soil sample according to claim 1, wherein a controller (101) is fixed on one side of the rack (1) through a support, a display screen is arranged on the controller (101), and the display screen, a driving motor of the longitudinal sliding member (3), a driving motor of the transverse sliding member (4), a driving motor of the vertical sliding member (5), the two stepping motors (204) and the detection head (7) are electrically connected with the controller (101).

5. The rapid detection device for soil samples according to claim 1, wherein a plurality of graduated scales (802) are fixed on the top surface of the sample holder (8) side by side, and the graduated scales (802) are respectively located at the outer edges of the sample grooves (801).

6. The device for the rapid detection of soil samples according to claim 1, wherein the longitudinal sliding member (3) and the transverse sliding member (4) are both screw mechanisms or synchronous belt mechanisms, and the vertical sliding member (5) is a cylinder or a screw mechanism.