CN210221558U

CN210221558U - Soil pesticide residue detects with depthkeeping degree soil sampling device

Info

Publication number: CN210221558U
Application number: CN201921086424.9U
Authority: CN
Inventors: Hongxiu Lu; 卢洪秀
Original assignee: SHANGHAI VOCATIONAL TECHNICAL COLLEGE OF AGRICULTURE & FORESTRY
Current assignee: SHANGHAI VOCATIONAL TECHNICAL COLLEGE OF AGRICULTURE & FORESTRY
Priority date: 2019-07-10
Filing date: 2019-07-10
Publication date: 2020-03-31
Anticipated expiration: 2029-07-10

Abstract

The utility model discloses a soil pesticide residue detects with depthkeeping soil sampling device, including platform, borrowing device, mechanism, support frame, depthkeeping mechanism and base of opening and shutting, the platform on erect the borrowing device, the inside cavity structure that is of borrowing device installs the mechanism that opens and shuts in the borrowing device, the device outer wall that fetches earth is provided with the support frame, depthkeeping mechanism is installed to the platform lower extreme, the base is installed to the support frame lower extreme, through the depthkeeping mechanism that sets up, drive clamp plate downward extrusion platform through the borrowing device, rotate through the ball of roll inslot and reduce the frictional force between clamp plate and platform, scale groove on the support column can help us to read the degree of depth of ingrowing of borrowing device. The opening and closing mechanism is used for opening and closing the opening and closing pages hinged to the lower end of the soil sampling cylinder, the conical threads arranged at the outer ends of the opening and closing pages can help the soil sampling device to better drill into the ground, and the guide ring arranged in the opening and closing mechanism can prevent the moving rod from shaking in the soil sampling device.

Description

Soil pesticide residue detects with depthkeeping degree soil sampling device

Technical Field

The utility model relates to a soil sampling technical field, specific soil pesticide residue detects uses depthkeeping soil sampling device that says so.

Background

Soil, which is the most basic material base on which human beings live, however, with the increasing population, the quality of soil in a considerable number of farmlands tends to decrease due to the industrial three wastes and the pollution of agricultural chemicals and mining areas. The existing cultivated land of China is 21 hundred million acres, the multiple cropping rate is 58 percent, the actual cultivated area is as high as 33 hundred million acres per year, and the large-scale application of pesticides has been carried out for more than 20 years. The proportion of pesticide residues of Chinese vegetables exceeding the national standard is 22.15 percent, and the proportion exceeding the standard in partial areas is 80 percent.

Soil environment monitoring means that environment quality or pollution degree and change trend thereof are determined by measuring representative values of factors affecting soil environment quality. Soil monitoring generally refers to soil environment monitoring, and includes stational sampling, and soil sampling refers to a method for collecting soil samples, including sampling distribution and sampling technologies.

When detecting pesticide residues in soil, the soil at different positions and with the depth of 0-20cm is often required to be sampled, the existing soil sampling device cannot accurately obtain the soil with the fixed depth, the existing device can take out the soil from the ground to the fixed depth once, and then collects the surface floating soil, so that the soil has errors inevitably, and the working efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a soil pesticide residue detects with depthkeeping degree soil sampling device has depthkeeping degree, easily advantages such as bury, has solved the problem that exists in the aforesaid.

In order to achieve the above purpose, the utility model adopts the following technical scheme to realize: the utility model provides a soil pesticide residue detects uses depthkeeping soil sampling device, includes platform, the device of fetching soil, mechanism, support frame, depthkeeping mechanism and base that open and shut, its characterized in that: the platform on erect the device that fetches earth, the device that fetches earth is inside to be the cavity structure, installs the mechanism that opens and shuts in the device that fetches earth, the device outer wall that fetches earth is provided with the support frame, the depthkeeping degree mechanism is installed to the platform lower extreme, the base is installed to the support frame lower extreme, the support frame is fixed to the base, the support frame supports the device that fetches earth, the device that fetches earth bores into ground, the depthkeeping degree mechanism is confirmed to bore into the degree of depth, the mechanism that opens and shuts opens the hinge and take a sample the soil of dep.

The soil sampling device comprises a cross plate, a handrail, a soil sampling cylinder, a pressing plate, an opening hinge, a conical thread and an internal thread, wherein the handrail is arranged at the outer end of the cross plate, the soil sampling cylinder is arranged at the lower end of the cross plate, the pressing plate is arranged on the outer wall of the soil sampling cylinder, the opening hinge is uniformly connected to the lower end of the soil sampling cylinder in a hinged mode, the conical thread is arranged on the outer wall of the opening and closing leaf, and the internal thread is arranged on the outer wall of the soil sampling cylinder; through the cooperation of internal thread and support frame, rotate the handrail, the device that fetches earth can the downstream, bores into ground.

The opening and closing mechanism comprises a screwing head, a moving rod, external threads, a fixed block, a guide ring, a supporting rod, a rotating block and a hinge rod; the carriage release lever is installed in the device of fetching earth, the head is moved in the twisting is installed to the carriage release lever upper end, be provided with the external screw thread on the carriage release lever outer wall, the carriage release lever passes through the screw thread rotation mode and is connected with the fixed block, the inside nut line that has seted up of fixed block, carriage release lever from the top down evenly overlaps and is equipped with the guide circle, the bracing piece is evenly installed to guide circle outer end circumference form, the turning block is installed through the bearing to the carriage release lever lower extreme, turning block lower extreme circumference form evenly is connected with the hinge bar through articulated mode, the head is moved in the twisting in the rotation, the carriage release.

The depthkeeping degree mechanism include the roll groove, the ball, the sheath, the support column, the scale groove, flexible groove and spring, the roll groove has been seted up on the platform, the ball has evenly been placed to the roll inslot, the sheath is installed to the platform lower extreme, the lower extreme at the platform is installed to the support column, the scale groove has been seted up on the support column, the support column lower extreme is placed at flexible inslot, flexible groove is seted up on the support frame, the spring is installed to the support column lower extreme, the device that fetches earth drives the clamp plate and rotates and downward displacement through the ball of roll inslot, the support column rebound compression spring, scale groove on the support column can help us to control the.

As a preferred technical scheme, the page or leaf that opens and shuts include connecting plate, three corner wedge boards, draw-in groove, fixture block, open and shut articulated piece and rotate articulated piece, the triangle wedge is installed to the connecting plate lower extreme, the draw-in groove has been seted up to triangle wedge front end, the fixture block is installed to triangle wedge rear end, the articulated piece that opens and shuts is installed to three corner wedge right-hand members, the articulated piece of rotation is installed to the connecting plate upper end, the hinge is opened to fixture block and draw-in groove cooperation chucking when the page or leaf that opens and shuts folds.

As the utility model discloses a preferred technical scheme, the support frame include flat board, screw thread piece and contrary screw thread, the inside contrary screw thread of having seted up of screw thread piece, the screw thread piece passes through the screw-thread fit mode and is connected with a geotome, the turning block upper end evenly is provided with the flat board, geotome passes through the screw-thread fit mode and rotates downwards.

As an optimal technical scheme of the utility model, the base include counter weight seat and steel nail, the steel nail is evenly installed at steel nail lower extreme border position, the steel nail is equilateral triangle shape and arranges.

As an optimized technical scheme of the utility model, the rolling inslot evenly be covered with the ball.

The utility model has the advantages that:

1. the utility model discloses in the course of the work of soil sample, added the design that acquires the confirmed degree of depth soil, through the scale to and the fixed depth's of collection soil is confirmed in opening and shutting behind the fixed point.

2. The utility model discloses a depthkeeping mechanism that sets up drives the clamp plate through the device that fetches earth and extrudees the platform downwards, rotates the frictional force that reduces between clamp plate and platform through the ball in the rolling groove, and the support column removes compression spring downwards, and scale groove on the support column can help us to control the device that fetches earth and go into the degree of depth.

3. The utility model discloses a mechanism that opens and shuts that sets up opens and shuts a lower extreme articulated page or leaf of borrowing a soil sample and opens and shuts for the device that fetches earth can gain soil sample at the degree of depth of confirming, and the awl screw thread that page or leaf outer end was seted up opens and shuts can help the better ground of boring into of device that fetches earth, and the guide circle that sets up in the mechanism that opens and shuts can prevent that the carriage release lever from rocking in the device that fetches earth, makes the process of opening and shutting more firm, convenient.

Drawings

The present invention will be further explained with reference to the drawings and examples.

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

FIG. 2 is a schematic front view of the present invention

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

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.

As shown in fig. 1 to 3, a depth-fixed soil sampling device for detecting pesticide residues in soil comprises a platform 1, a soil sampling device 2, an opening and closing mechanism 3, a support frame 4, a depth-fixed mechanism 5 and a base 6, wherein the soil sampling device 2 is erected on the platform 1, the interior of the soil sampling device 2 is of a cavity structure, the opening and closing mechanism 3 is installed in the soil sampling device 2, the support frame 4 is arranged on the outer wall of the soil sampling device 2, the depth-fixed mechanism 5 is installed at the lower end of the platform 1, and the base 6 is installed at the lower end of the support frame 4; the base 6 fixes the support frame 4, and the support frame 4 supports the device 2 that fetches earth, and the device 2 that fetches earth digs into ground, and the depth of penetration is confirmed to depthkeeping mechanism 5, and the mechanism 3 that opens and shuts opens and opens hinge 25 sample soil of depthkeeping.

Borrowing soil device 2 include cross 21, handrail 22, a soil sampling section of thick bamboo 23, clamp plate 24, page or leaf 25 opens and shuts, awl screw thread 26 and internal thread 27, handrail 22 is installed in cross 21 outer end, a soil sampling section of thick bamboo 23 is installed to cross 21 lower extreme, install clamp plate 24 on the soil sampling section of thick bamboo 23 outer wall, soil sampling section of thick bamboo 23 lower extreme evenly is provided with and is connected with out hinge 25 through articulated mode, awl screw thread 26 has been seted up on the page or leaf 25 outer wall that opens and shuts, internal thread 27 has been seted up on the soil sampling section of thick bamboo 23 outer wall, it drives a soil sampling section of thick bamboo 2 and rotates to rotate handrail 22, screw-thread fit motion downwardly moving through thread block 42, clamp plate 24 extrudees depthkeeping degree mechanism 5 downwards, it is more convenient.

The opening and closing mechanism 3 comprises a screwing head 31, a moving rod 32, an external thread 33, a fixed block 34, a guide ring 35, a support rod 36, a rotating block 37 and a hinge rod 38; the movable rod 32 is installed in the device 2 that fetches earth, the first 31 of twisting is installed to movable rod 32 upper end, be provided with external screw thread 33 on the movable rod 32 outer wall, movable rod 32 passes through the screw thread rotation mode and is connected with fixed block 34, the inside nut line that has seted up of fixed block 34, movable rod 32 from the top down evenly overlaps and is equipped with guide ring 35, guide ring 35 outer end circumference form evenly installs bracing piece 36, movable rod 32 lower extreme installs turning block 37 through the bearing, turning block 37 lower extreme circumference form evenly is connected with hinge bar 38 through articulated mode, it twists first 31 to rotate, drive movable rod 32 and rotate, through the location of nut line and guide ring 35 in the fixed block 34, the vertical downstream of movable rod 32, hinge 25 is opened to articulated hinge bar 38 level under the turning block 37.

The depth fixing mechanism 5 comprises a rolling groove 51, balls 52, a sheath 53, a support pillar 54, a scale groove 55, a telescopic groove 56 and a spring 57, the rolling groove 51 is formed in the platform 1, the balls 52 are uniformly placed in the rolling groove 51, the sheath 53 is installed at the lower end of the platform 1, the support pillar 54 is installed at the lower end of the platform 1, the scale groove 55 is formed in the support pillar 54, the lower end of the support pillar 54 is placed in the telescopic groove 56, the telescopic groove 56 is formed in the support frame 4, the spring 57 is installed at the lower end of the support pillar 54, the friction force between the press plate 24 and the platform 1 when the press plate 24 rotates is reduced by the balls in the rolling groove 51, the soil sampling device 2 drives the press plate 24 to downwards extrude the platform 1, the support, the scale groove 55 can help us to control the soil-working depth of the soil sampling device by reading the reading of the scale groove 55 by using the horizontal plane at the upper end of the telescopic groove 56.

The hinge 25 comprises a connecting plate 251, a triangular wedge-shaped plate 252, a clamping groove 253, a clamping block 254, a hinge block 255 for opening and closing and a hinge block 256 for rotating, wherein a triangular wedge-shaped block is installed at the lower end of the connecting plate 251, the clamping groove 253 is formed in the front end of the triangular wedge-shaped block, the clamping block 254 is installed at the rear end of the triangular wedge-shaped block, the hinge block 255 for opening and closing is installed at the right end of the triangular wedge-shaped block, the hinge block 256 for rotating is installed at the upper end of the connecting plate 251, and the clamping block.

The support frame 4 comprises a flat plate 41, a thread block 42 and inverse threads 43, the inverse threads 43 are formed in the thread block 42, the thread block 42 is connected with the soil sampling cylinder 23 in a thread matching mode, and the flat plate 41 is uniformly arranged at the upper end of the rotating block 37; the base 6 comprises a counterweight seat 61 and steel nails 62, the steel nails 62 are uniformly arranged at the edge of the lower end of the steel nails 62, and the steel nails 62 are distributed in an equilateral triangle shape; the rolling grooves 51 are uniformly distributed with balls 52.

The working principle is as follows: an operator stands the fixed-depth soil sampling device for detecting pesticide residues in soil on the ground, a steel nail 62 is completely hammered into the ground through a small hammer, the lower end of the open hinge 25 is in contact with the ground, the soil taking barrel 23 is driven to rotate downwards to drill into the ground through the rotating handrail 22, meanwhile, the pressing plate 24 extrudes the platform 1, the supporting column 54 moves downwards, the drilling depth is determined through the reading on the scale groove 55, when the specified depth is reached, the screwing head 31 is rotated, and the hinge rod 38 is driven to horizontally open the open hinge 25 through the downward rotation of the moving rod 32 to take soil; then the twisting head 31 is rotated reversely, the opening and closing leaf 25 is closed, and the handrail is rotated to separate the soil sampling cylinder 23 from the ground.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the invention without departing from the spirit and scope of the invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a soil pesticide residue detects uses depthkeeping soil sampling device, includes platform (1), borrowing device (2), opens and shuts mechanism (3), support frame (4), depthkeeping mechanism (5) and base (6), its characterized in that: the soil sampling device (2) is erected on the platform (1), the interior of the soil sampling device (2) is of a cavity structure, an opening and closing mechanism (3) is installed in the soil sampling device (2), a supporting frame (4) is arranged on the outer wall of the soil sampling device (2), a fixed-depth mechanism (5) is installed at the lower end of the platform (1), and a base (6) is installed at the lower end of the supporting frame (4);

the soil sampling device (2) comprises a cross plate (21), handrails (22), soil sampling cylinders (23), a pressing plate (24), a hinge opening (25), conical threads (26) and internal threads (27), wherein the handrails (22) are installed at the outer ends of the cross plate (21), the soil sampling cylinders (23) are installed at the lower ends of the cross plate (21), the pressing plate (24) is installed on the outer walls of the soil sampling cylinders (23), the hinge opening (25) is uniformly connected to the lower ends of the soil sampling cylinders (23) in a hinged mode, the conical threads (26) are formed in the outer walls of the hinge opening (25), and the internal threads (27) are formed in the outer walls of the soil sampling cylinders (23);

the opening and closing mechanism (3) comprises a screwing head (31), a moving rod (32), external threads (33), a fixed block (34), a guide ring (35), a support rod (36), a rotating block (37) and a hinge rod (38); the movable rod (32) is installed in the soil sampling device (2), a screwing head (31) is installed at the upper end of the movable rod (32), external threads (33) are arranged on the outer wall of the movable rod (32), the movable rod (32) is connected with a fixed block (34) in a thread rotating mode, nut grains are formed in the fixed block (34), a guide ring (35) is uniformly sleeved on the movable rod (32) from top to bottom, supporting rods (36) are uniformly installed on the circumference of the outer end of the guide ring (35), a rotating block (37) is installed at the lower end of the movable rod (32) through a bearing, and a hinge rod (38) is uniformly connected to the circumference of the lower end of the rotating block (37) in a hinge;

depthkeeping degree mechanism (5) including rolling groove (51), ball (52), sheath (53), support column (54), scale groove (55), flexible groove (56) and spring (57), rolling groove (51) have been seted up on platform (1), ball (52) have evenly been placed in rolling groove (51), sheath (53) are installed to platform (1) lower extreme, the lower extreme at platform (1) is installed in support column (54), scale groove (55) have been seted up on support column (54), support column (54) lower extreme is placed in flexible groove (56), flexible groove (56) are seted up on support frame (4), spring (57) are installed to support column (54) lower extreme.

2. The soil pesticide residue detects with depthkeeping soil sampling device of claim 1 characterized in that: open hinge (25) including connecting plate (251), triangle wedge plate (252), draw-in groove (253), fixture block (254), articulated piece (255) that opens and shuts and rotate articulated piece (256), triangle wedge block is installed to connecting plate (251) lower extreme, draw-in groove (253) have been seted up to triangle wedge block front end, fixture block (254) is installed to triangle wedge block rear end, articulated piece (255) that opens and shuts are installed to triangle wedge block right-hand member, articulated piece (256) are installed in rotation to connecting plate (251) upper end.

3. The soil pesticide residue detects with depthkeeping soil sampling device of claim 1 characterized in that: the supporting frame (4) comprises a flat plate (41), a thread block (42) and inverse threads (43), the inverse threads (43) are arranged inside the thread block (42), the thread block (42) is connected with the soil sampling cylinder (23) in a thread matching mode, and the flat plate (41) is uniformly arranged at the upper end of the rotating block (37).

4. The soil pesticide residue detects with depthkeeping soil sampling device of claim 1 characterized in that: the base (6) include counter weight seat (61) and steel nail (62), steel nail (62) are evenly installed in steel nail (62) lower extreme edge position, steel nail (62) are equilateral triangle shape and arrange.

5. The soil pesticide residue detects with depthkeeping soil sampling device of claim 1 characterized in that: the rolling grooves (51) are uniformly distributed with balls (52).