CN109682638B - Agricultural heavy metal detection sampling device - Google Patents
Agricultural heavy metal detection sampling device Download PDFInfo
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- CN109682638B CN109682638B CN201910031470.7A CN201910031470A CN109682638B CN 109682638 B CN109682638 B CN 109682638B CN 201910031470 A CN201910031470 A CN 201910031470A CN 109682638 B CN109682638 B CN 109682638B
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- fixed
- motor
- sampling head
- soil
- sampling
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
- G01N1/08—Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit
Abstract
The invention relates to the field of agricultural detection, and particularly discloses an agricultural heavy metal detection sampling device which comprises a mounting plate, fixed supporting legs, a lifting rod, a lifting plate, a guide rod, a pedal, a conical supporting leg and a motor, wherein the fixed supporting legs are fixedly connected with the motor; a horizontal lifting plate is fixed at the lower end of the lifting rod, the motor is fixedly arranged at the lower side of the lifting plate, and a sampling head with a downward opening is coaxially fixed at the lower end of the mounting sleeve; the fixed cover of fixing on the lateral wall of sampling head is equipped with the round urceolus, installs the pull door of taking out in vertical direction on the urceolus, has seted up horizontal sample connection on the inside sampling head lateral wall that corresponds of pull door. According to the invention, the sliding door arranged on the outer side of the sampling head can be opened from the side wall of the sampling head, so that the soil taken out from the inside can be sampled from the side surface, the integrity of a soil layer can be ensured, the influence of other soil layers is avoided, the taken soil sample is more real, and the detection accuracy is ensured.
Description
Technical Field
The invention relates to the field of agricultural detection, in particular to an agricultural heavy metal detection sampling device.
Background
In the agricultural planting process, the condition of soil is directly related to the income of agricultural planting, but at present, the soil environment faces severe situations, the overall situation of soil pollution in China is not optimistic, the soil pollution in partial areas is serious, and soil heavily-polluted areas and high-risk areas appear in heavily-polluted enterprises or industrial intensive areas, industrial and mining areas and peripheral areas, cities and suburban areas; the soil pollution types are various, and the situation of coexistence of new and old pollutants and inorganic and organic composite pollution is presented; the soil pollution approaches are multiple, the reasons are complex, and the control difficulty is high; the soil environment supervision and management system is not sound, the investment of soil pollution prevention and control is insufficient, and the consciousness of soil pollution prevention and control in the whole society is not strong; the quality safety problem of agricultural products and the mass events caused by soil pollution increase year by year, and become important factors influencing the health and social stability of the masses.
In a soil sampler and a soil sampling device disclosed in chinese patent publication No. CN 206583629U, published as 2018.10.24, a motor is turned on to rotate a driving shaft, a drill rod and a drill bit are sequentially driven to rotate by the driving shaft, and the drill bit is broken by a gear milling cutter provided at the front end of the drill bit and penetrates into a soil layer, so that soil in the soil layer enters a hollow cavity of the drill bit, thereby completing the collection of a soil germplasm bank. During sampling, the layered plugboard is sequentially inserted into the first layered socket or the second layered socket of the drill bit from bottom to top, then the drill bit is lightly beaten by a small hammer to shake the sample into the soil collector, a layer of sample is taken, the layered plugboard is pulled out, and the sample is taken out layer by layer. Sampling is carried out to all soil layers, and can't be to the accurate sample of soil of wherein certain degree of depth, and the picture peg is when longitudinal movement, and the soil of bottommost also can the adhesion be brought into other soil layers upwards on the picture peg surface, influences the experimental result.
Disclosure of Invention
The invention aims to provide an agricultural heavy metal detection and sampling device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
an agricultural heavy metal detection sampling device comprises a mounting plate, fixed supporting legs, lifting rods, a lifting plate, guide rods, pedals, conical supporting legs and a motor; vertical fixed support legs are fixed at four corners of the mounting plate, conical support legs are fixed at the lower ends of the fixed support legs, the conical support legs are of an inverted conical structure, the diameters of the upper ends of the conical support legs are the same as those of the fixed support legs, and the conical support legs can be easily inserted into soil through the conical support legs, so that the device is convenient to fix; the lifting rod is positioned in the center of the mounting plate and vertically penetrates through the mounting plate downwards to lift on the mounting plate so as to realize height adjustment, a horizontal lifting plate is fixed at the lower end of the lifting rod, and vertical guide rods fixed on the mounting plate are penetrated through the two sides of the lifting plate in a sliding manner so that the lifting plate can only move in the vertical direction; the pedal is fixed on the upper surface of the mounting plate and can provide larger pressing force by stepping on the pedal; the motor is fixedly arranged on the lower side of the lifting plate, an output shaft of the motor is vertically downward, a mounting sleeve is fixedly sleeved at the lower end of the output shaft of the motor and can be fixed through pins, screws and the like, and a sampling head with a downward opening is coaxially fixed at the lower end of the mounting sleeve; fixed cover is equipped with the round urceolus on the lateral wall of sampling head, at the sampling head, the lower extreme of urceolus is fixed with decurrent broken ground blade, it breaks ground through rotatory drive broken ground blade, realize feeding of sampling head and urceolus, install the pull door of taking out in vertical direction on the urceolus, the both sides of pull door are fixed with the slider strip, the spout has been seted up on the urceolus that the slider strip corresponds, the vertical downward insertion of slider strip is in the spout, make the pull door only can move in vertical direction, horizontal sample connection has been seted up on the inside sampling head lateral wall that corresponds of pull door, open the pull door, can directly take the soil horizon of different positions in the sampling head through horizontal sample connection, can not destroy horizontal soil horizon composition.
Further: a circle of water tank is arranged in the outer barrel, the water tank is positioned at the lower part of the outer barrel, the upper end of the water tank is communicated with a vertically upward water injection pipe, the upper end of the water injection pipe extends out of the top of the outer barrel, and a worker directly injects water into the water tank through the water injection pipe to add water into the water tank; the infiltration hole has been seted up on the lateral wall that the water tank corresponds, and the lateral wall of urceolus is worn out to the infiltration hole, and the infiltration hole is less, makes inside water slowly outwards flow, is fixed with the sponge area that the round corresponds with the infiltration hole on the lateral wall of urceolus, and water infiltration in the water tank is taken to the sponge, makes the lower extreme outer wall of urceolus moist, and soil adhesion is convenient for feed on the urceolus outer wall when avoiding rotatory.
Further: the welding has the strengthening rib between sample head and the installation sleeve, increases the intensity of junction, increase life.
Further: the height of the pull door is 1/2-2/3 of the height of the outer cylinder.
Further: a horizontal fixed handle is fixed on the side wall of the upper end of the lifting rod, a pressing plate which moves in the vertical direction is sleeved on the lifting rod corresponding to the upper part of the fixed handle, a supporting spring is sleeved on the lifting rod between the pressing plate and the fixed handle, the pressing plate is supported by the supporting spring, so that the pressing plate can reset after being pressed downwards, pressing handles parallel to the fixed handle are fixed on two sides of the pressing plate, and a user holds the fixed handle and the pressing handles simultaneously to press down the pressing handles; install two second contacts at the downside of pressing the clamp plate, two second contacts pass through wire electric connection, all be fixed with first contact on the fixed handle that corresponds under every second contact, two first contacts are connected on the motor, the circuit switch-on of motor when first contact and second contact, make the motor rotate, the effect at supporting spring resets after the release of the hand, first contact, the separation of second contact, lead to the motor outage, make the device only feed and make behind the pressure testing circular telegram, difficult starting under the other circumstances, make the device carry safely, use.
Further: the mounting panel internal fixation installs the battery, and the motor is connected on the battery, for the motor power supply.
Further: the lower extreme of guide bar is fixed with the stopper that the diameter is greater than the guide bar, avoids the lifter plate to drop from the guide bar.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, the sliding door arranged on the outer side of the sampling head can be opened from the side wall of the sampling head, so that the soil taken out from the inside can be sampled from the side surface, the integrity of a soil layer can be ensured, the influence of other soil layers is avoided, the taken soil sample is more real, and the detection accuracy is ensured; the side wall is provided with the sponge belt which is stained with water, so that the sampling head is more labor-saving when rotating and feeding in soil, the motor works more smoothly, and the service life of the motor is prolonged; the opening of the motor is controlled by the using state, the motor can be electrified when the handheld device feeds downwards, the soil is drilled by the downward feeding, and the handheld device is safe to use and convenient to carry.
Drawings
Fig. 1 is a schematic structural diagram of an agricultural heavy metal detection and sampling device.
Fig. 2 is a schematic structural diagram of a sampling head in an agricultural heavy metal detection sampling device.
Fig. 3 is an enlarged schematic view of a in fig. 1.
In the figure: 1-mounting plate, 2-fixed supporting leg, 3-lifting rod, 4-lifting plate, 5-guide rod, 6-pedal, 7-conical supporting leg, 8-motor, 9-storage battery, 10-sampling head, 11-ground breaking blade, 12-outer cylinder, 13-pulling door, 14-sliding chute, 15-transverse sampling port, 16-sponge band, 17-water tank, 18-water injection pipe, 19-reinforcing rib, 20-mounting sleeve, 21-fixed handle, 22-pressing plate, 23-supporting spring, 24-first contact, 25-second contact, 26-conducting wire and 27-pressing handle.
Detailed Description
Example 1
Referring to the drawings, in the embodiment of the invention, an agricultural heavy metal detection sampling device comprises a mounting plate 1, fixed supporting legs 2, a lifting rod 3, a lifting plate 4, a guide rod 5, a pedal 6, a conical supporting foot 7 and a motor 8; the four corners of the mounting plate 1 are respectively fixed with a vertical fixed supporting leg 2, the lower end of the fixed supporting leg 2 is fixed with a conical supporting leg 7, the conical supporting leg 7 is of an inverted conical structure, the diameter of the upper end of the conical supporting leg 7 is the same as that of the fixed supporting leg 2, and the conical supporting leg 7 can be easily inserted into soil through the conical supporting leg 7, so that the device is convenient to fix; the lifting rod 3 is positioned in the center of the mounting plate 1 and vertically penetrates through the mounting plate 1 downwards to lift on the mounting plate, so that height adjustment is realized, a horizontal lifting plate 4 is fixed at the lower end of the lifting rod 3, guide rods 5 vertically fixed on the mounting plate 1 penetrate through the two sides of the lifting plate 4 in a sliding mode, and a limiting block with the diameter larger than that of each guide rod 5 is fixed at the lower end of each guide rod 5, so that the lifting plate 4 is prevented from falling off from the guide rods 5, and the lifting plate 4 can only move in the vertical direction; the pedal 6 is fixed on the upper surface of the mounting plate 1, and a worker can provide a larger depressing force by stepping on the pedal 6 when using the pedal.
A circle of outer cylinder 12 is fixedly sleeved on the outer side wall of the sampling head 10, downward ground breaking blades 11 are fixed at the lower ends of the sampling head 10 and the outer cylinder 12, the utility model discloses a soil layer of taking out the interior not same position of sample head 10 can be directly taken out to the horizontal sample connection 15 of drawing door 13, through the rotatory broken soil blade 11 that drives, realize feeding of sample head 10 and urceolus 12, install the sliding door 13 of taking out in vertical direction on urceolus 12, the both sides of sliding door 13 are fixed with the slider strip, spout 14 has been seted up on the urceolus 12 that the slider strip corresponds, the slider strip is vertical inserts in spout 14 downwards, make sliding door 13 only can move in vertical direction, the height of sliding door 13 is 1/2-2/3 of urceolus 12 height, horizontal sample connection 15 has been seted up on the inside sampling head 10 lateral wall that corresponds of sliding door 13, open sliding door 13, see through horizontal sample connection 15 and can directly take the soil horizon of the interior different positions of sample.
A circle of water tank 17 is arranged in the outer barrel 12, the water tank 17 is positioned at the lower part of the outer barrel 12, the upper end of the water tank 17 is communicated with a vertically upward water injection pipe 18, the upper end of the water injection pipe 18 extends out of the top of the outer barrel 12, and a worker directly injects water into the water tank 17 through the water injection pipe 18 to add water into the water tank 17; the infiltration hole has been seted up on the lateral wall that water tank 17 corresponds, and the lateral wall of urceolus 12 is worn out to the infiltration hole, and the infiltration hole is less, makes inside water slowly outwards flow, is fixed with the sponge area 16 that the round corresponds with the infiltration hole on the lateral wall of urceolus 12, and water tank 17 water infiltration is on sponge area 16, makes the lower extreme outer wall of urceolus 12 moist, and soil adhesion is convenient for feed on the outer wall of urceolus 12 when avoiding rotatory.
Example 2
A horizontal fixed handle 21 is fixed on the side wall of the upper end of the lifting rod 3, a pressing plate 22 which moves in the vertical direction is sleeved on the lifting rod 3 corresponding to the upper part of the fixed handle 21, a supporting spring 23 is sleeved on the lifting rod 3 between the pressing plate 22 and the fixed handle 21, the pressing plate 22 is supported by the supporting spring 23, the pressing plate 22 can be loosened and reset after being pressed downwards, pressing handles 27 parallel to the fixed handle 21 are fixed on two sides of the pressing plate 22, and when the lifting device is used, a user holds the fixed handle 21 and the pressing handles 27 by hands at the same time and presses the pressing handles 27 downwards; two second contacts 25 are installed on the lower side of the pressing plate 22, the two second contacts 25 are electrically connected through a wire 26, a first contact 24 is fixed on the corresponding fixed handle 21 under each second contact 25, the two first contacts 24 are connected to the motor 8, the circuit of the motor 8 is switched on when the first contacts 24 are contacted with the second contacts 25, the motor 8 is rotated, the first contacts 24 and the second contacts 25 are reset under the action of the supporting spring 23 after hands are released, the first contacts 24 and the second contacts 25 are separated, the motor 8 is powered off, the device is powered on only after a pressure test is fed, the device is not easy to start under other conditions, and the device is safe to carry and use.
When the device is used, the device is placed on soil needing sampling, and the fixed supporting legs 2 penetrate into the soil to fix the device on the ground; the worker simultaneously grips the fixed handle 21 and the pressing handle 27 by two hands, so that the pressing plate 22 moves downwards and is pressed on the fixed handle 21, at the moment, the first contact 24 is in contact with the second contact 25, the motor 8 connected with the fixed handle rotates after being electrified, the worker holds the fixed handle 21 and the pressing handle 27 to push the lifting rod 3 to move downwards, the rotating sampling head 10 enters soil after being broken by the ground breaking blade 11, water in the water tank 17 permeates into the sponge belt 16 in the downward feeding process of the sampling head 10, the sponge belt 16 enables the outer side of the outer cylinder 12 to be moist, the friction with the external soil is reduced, and the sampling head 10 is more labor-saving in feeding; after the soil sampling, take out sampling head 10 from soil, when the soil of certain degree of depth wherein needs, only need upwards take out sliding door 13 upwards, the rethread relevant sampling board or instrument level insert the soil of required degree of depth in take a sample can.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. An agricultural heavy metal detection sampling device comprises a mounting plate (1), fixed support legs (2), a lifting rod (3), a lifting plate (4), a guide rod (5), a pedal (6), a conical support leg (7) and a motor (8); vertical fixed supporting legs (2) are fixed at four corners of the mounting plate (1), conical supporting legs (7) are fixed at the lower ends of the fixed supporting legs (2), the conical supporting legs (7) are of an inverted conical structure, and the diameters of the upper ends of the conical supporting legs are the same as those of the fixed supporting legs (2); the lifting rod (3) is positioned in the center of the mounting plate (1), vertically penetrates through the mounting plate (1) downwards to lift on the mounting plate, a horizontal lifting plate (4) is fixed at the lower end of the lifting rod (3), and guide rods (5) vertically fixed on the mounting plate (1) penetrate through the two sides of the lifting plate (4) in a sliding mode; the pedal (6) is fixed on the upper surface of the mounting plate (1); the device is characterized in that the motor (8) is fixedly arranged on the lower side of the lifting plate (4), an output shaft of the motor (8) is vertically downward, a mounting sleeve (20) is fixedly sleeved at the lower end of the output shaft, and a sampling head (10) with a downward opening is coaxially fixed at the lower end of the mounting sleeve (20); the outer side wall of the sampling head (10) is fixedly sleeved with a circle of outer cylinder (12), the lower ends of the sampling head (10) and the outer cylinder (12) are fixedly provided with downward soil breaking blades (11), the outer cylinder (12) is provided with a pull door (13) which is pulled out in the vertical direction, sliding block strips are fixed on two sides of the pull door (13), the outer cylinder (12) corresponding to the sliding block strips is provided with a sliding groove (14), the sliding block strips are vertically and downwards inserted into the sliding groove (14), and the side wall of the sampling head (10) corresponding to the inside of the pull door (13) is provided with a transverse sampling opening (15); a circle of water tank (17) is arranged in the outer barrel (12), the water tank (17) is positioned at the lower part of the outer barrel (12), the upper end of the water tank (17) is communicated with a water injection pipe (18) which is vertically upward, and the upper end of the water injection pipe (18) extends out of the top of the outer barrel (12); the side wall corresponding to the water tank (17) is provided with water seepage holes which penetrate through the side wall of the outer barrel (12), and a circle of sponge belt (16) corresponding to the water seepage holes is fixed on the side wall of the outer barrel (12).
2. The agricultural heavy metal detection and sampling device of claim 1, wherein: and a reinforcing rib (19) is welded between the sampling head (10) and the mounting sleeve (20).
3. The agricultural heavy metal detection and sampling device of claim 1, wherein: the height of the pull door (13) is 1/2-2/3 of the height of the outer cylinder (12).
4. The agricultural heavy metal detection and sampling device according to any one of claims 1 to 3, wherein: a horizontal fixed handle (21) is fixed on the side wall of the upper end of the lifting rod (3), a pressing plate (22) moving in the vertical direction is sleeved on the lifting rod (3) corresponding to the upper part of the fixed handle (21), a supporting spring (23) is sleeved on the lifting rod (3) between the pressing plate (22) and the fixed handle (21), and pressing handles (27) parallel to the fixed handle (21) are fixed on the two sides of the pressing plate (22); two second contacts (25) are installed on the lower side of the pressing plate (22), the two second contacts (25) are electrically connected through a lead (26), a first contact (24) is fixed on the corresponding fixed handle (21) right below each second contact (25), and the two first contacts (24) are connected to the motor (8).
5. The agricultural heavy metal detection and sampling device of claim 4, wherein: the mounting panel (1) internal fixation installs battery (9), and motor (8) are connected on battery (9).
6. The agricultural heavy metal detection and sampling device of claim 1, wherein: and a limiting block with the diameter larger than that of the guide rod (5) is fixed at the lower end of the guide rod (5).
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| CN201910031470.7A CN109682638B (en) | 2019-01-14 | 2019-01-14 | Agricultural heavy metal detection sampling device |
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| CN201910031470.7A CN109682638B (en) | 2019-01-14 | 2019-01-14 | Agricultural heavy metal detection sampling device |
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| CN109682638B true CN109682638B (en) | 2021-01-05 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110018017B (en) * | 2019-05-17 | 2021-04-13 | 山东省农业科学院作物研究所 | Soil sampling device for soil improvement |
| CN113884326A (en) * | 2020-07-02 | 2022-01-04 | 甘肃振达食品有限公司 | Agricultural and sideline products sampler |
| CN112485052B (en) * | 2020-12-24 | 2022-09-23 | 山东省物化探勘查院 | Deep and shallow layer layered sampling device for prospecting engineering |
| CN114184420A (en) * | 2021-12-10 | 2022-03-15 | 贵州凯环环境检测技术有限公司 | Sampling device for soil detection |
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