CN110658017B - Soil sampling device - Google Patents
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- CN110658017B CN110658017B CN201910991043.3A CN201910991043A CN110658017B CN 110658017 B CN110658017 B CN 110658017B CN 201910991043 A CN201910991043 A CN 201910991043A CN 110658017 B CN110658017 B CN 110658017B
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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
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- Sampling And Sample Adjustment (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The invention relates to a sampling device, in particular to a soil sampling device. The technical problem is how to design a soil sampling device which can facilitate people to sample soil, is more stable during sampling and does not influence sampling. A soil sampling device comprises a base, a frame body, a first bearing seat, a rotating shaft, a rocking handle, a first bevel gear and the like; the middle part of the base is provided with a first through hole, the middle part of the top of the base is fixedly connected with a frame body, the upper part of the right side of the frame body is provided with a first bearing seat in an embedded mode, the first bearing seat is connected with a rotating shaft in an connected mode, and the right end of the rotating shaft is fixedly connected with a rocking handle. According to the soil sampling device, the spiral drill bit is moved downwards to the designated position by swinging the rocking handle to rotate forwards, the T-shaped rod is pushed to drive the spiral drill bit to be inserted into soil, the soil is enabled to fall into the annular collecting tank, a small-sized shovel is not needed to dig a hole, then the sampling device is used for sampling, convenience is achieved, the soil can be sampled more stably through the fixing device, and the influence of movement on soil sampling is avoided.
Description
Technical Field
The invention relates to a sampling device, in particular to a soil sampling device.
Background
In the soil management, in order to guarantee the quality of soil, avoid soil to make the pollution influence of environment and use, people all can regularly sample soil, detect the soil of sampling again, record the data after the soil detects, and the rethread contrast normal data just can be clear know whether contaminated soil.
At present, people all are hand small-size shovel a hole with soil, and the soil that the reuse sample thief will need the sampling takes out, and when nevertheless small-size shovel shoveled a hole with soil, then destroyed the structure of soil or the original state of shape to hole digging repeatedly, lead to people very tired out, influence work efficiency.
In addition, the sampler is generally held by hand for operation without support, and is lifted for a long time, so that the movement of the sampler is easy to affect the sampling of soil.
How to design one kind can make things convenient for people to sample to soil to it is the technical problem that this patent application will be solved to stabilize more during the sampling, the soil sampling device that does not influence the sampling.
Disclosure of Invention
In order to overcome the defects that people are tired due to repeated digging of a small shovel, the working efficiency is influenced, and the sampler is easy to move due to long-time lifting of the sampler, the invention has the technical problems that: the soil sampling device is convenient for people to sample soil, is more stable during sampling, and does not influence sampling.
The technical implementation scheme of the invention is as follows: a soil sampling device comprising: a base and a frame; the spiral cylinder is arranged in the middle of the top of the base; the outer spiral cylinder is arranged in the inner spiral cylinder and is in running fit with the inner spiral cylinder; the transmission mechanism is arranged in the frame and used for driving the outer spiral cylinder to rotate; the driving mechanism is arranged at the upper part of the right side of the frame body and is used for driving the transmission mechanism to operate; and the collecting device is arranged between the transmission mechanism and the top of the frame body, and is matched with the external spiral cylinder and used for collecting and sampling soil.
In a preferred embodiment of the present invention, the driving mechanism includes a first bearing seat, a rotating shaft, a crank, and a first bevel gear, the first bearing seat is installed at the upper portion of the right side of the frame body in an embedded manner, the rotating shaft is connected in the first bearing seat, the crank is fixedly connected to the right end of the rotating shaft, and the first bevel gear is installed at the left end of the rotating shaft.
In a preferred embodiment of the invention, the transmission mechanism comprises a second bearing seat, a six-diamond rod and a second bevel gear, the second bearing seat is mounted on the upper portion of the right side face in the frame body, the six-diamond rod is connected in the second bearing seat, the top end of the six-diamond rod is fixedly connected with the second bevel gear, the second bevel gear is positioned below the first bevel gear and is meshed with the first bevel gear, a hexagonal hole is formed in the middle of the top of the outer spiral cylinder, the lower portion of the six-diamond rod is positioned in the hexagonal hole and is matched with the hexagonal hole, second through holes for guiding are vertically formed in the middle of the six-diamond rod and the bottom of the outer spiral cylinder, and the second through holes are matched with the collecting device.
In a preferred embodiment of the invention, the collecting device comprises a first spring, an annular plate, a T-shaped rod, a spiral drill bit and a clamping block, wherein a guide hole is formed in the middle of the top of the frame body, the T-shaped rod is arranged between the guide hole and the second through hole, the spiral drill bit is installed at the bottom end of the T-shaped rod penetrating through the second through hole below the T-shaped rod, the clamping block is fixedly connected to the left side and the right side of the top of the spiral drill bit, clamping grooves matched with the clamping block are formed in the left side and the right side of the bottom of the outer spiral cylinder, the clamping block is located in the clamping grooves, an annular collecting groove capable of collecting soil is formed in the lower portion of the T-shaped rod, the first spring is connected to the middle of the outer top of the frame body, the tail end of the first spring is connected with the annular plate matched with the T-shaped rod, and the T-shaped rod is located in the annular plate.
In a preferred embodiment of the invention, the device also comprises a fixing device which can fix the device, the fixing device comprises a wedge block, a transverse plate, a second spring, a square frame, a pedal, an inserted bar, a word orifice plate, a slide rail, a slide block, a third spring, a rolling shaft and a universal wheel, the left part and the right part of the base are vertically provided with a special-shaped groove, the upper part of the right side of the left special-shaped groove and the upper part of the left side of the right special-shaped groove are both provided with a first groove, the bottom of the first groove is fixedly connected with the slide rail, the slide rail is provided with a slide block in a sliding way, the slide block is matched with the slide rail in a sliding way, the third spring is connected between the left side surface of the left side slide block and the left side surface of the slide rail, the right side surface of the right side slide block is also connected with the third spring, the top of the slide block is fixedly connected with the word orifice plate, the outer end of the word orifice plate is positioned in the special-shaped groove, the rolling shaft is arranged in the word orifice plate, the right side of the top of the left side word orifice plate and the left side of the top of the word orifice plate are both provided with a second groove, second recess and roller bearing cooperation, the arc wall has all been opened to the base bottom left and right sides, it has the guide hole to open between the arc wall top middle and the first recess bottom, be equipped with the universal wheel in the guide hole, the universal wheel top is connected with the roller bearing, the universal wheel lower part is located outside the arc wall, the dysmorphism inslot is equipped with the wedge, the inclined plane and the contact of a style of calligraphy diaphragm outer end of wedge, wedge top rigid coupling has the diaphragm, the rigid coupling has square frame between four diaphragm outer ends, square frame outer left and right sides face lower part all rigid coupling has the footboard, be connected with the second spring between the left and right sides face bottom outside and the base top left and right sides, can be four with the inserted bar that this device is fixed, install respectively in four wedge bottoms, the inserted bar is located the dysmorphism inslot.
In a preferred embodiment of the invention, the movable clamping device further comprises a movable rod, a U-shaped clamping sleeve and support rods, wherein the lower part of the outer right side surface of the frame body is hinged with the movable rod, the upper part of the movable rod is hinged with the three support rods at regular intervals, the middle part of the outer right side surface of the frame body is fixedly connected with the U-shaped clamping sleeve capable of fixing the movable rod, and the movable rod is positioned in the U-shaped clamping sleeve.
The invention has the following advantages: according to the soil sampling device, the rocking handle is shaken to rotate forwards, so that the outer spiral cylinder can move downwards to drive the spiral drill bit to move downwards to a specified position for sampling, the T-shaped rod is pushed to enable the spiral drill bit to be inserted into soil, the soil drops into the annular collecting tank, a small iron shovel is not needed to dig a hole, then a sampler is used for sampling, convenience is achieved, the soil can be sampled more stably through the fixing device, and the soil sampling is prevented from being influenced by movement.
Drawings
Fig. 1 is a schematic front view of the present invention.
Fig. 2 is an enlarged schematic view of part a of the present invention.
Fig. 3 is an enlarged view of part B of the present invention.
Fig. 4 is an enlarged schematic view of part C of the present invention.
The parts are numbered as follows: 1: base, 2: first through hole, 3: frame, 4: first bearing seat, 5: rotating shaft, 6: rocking handle, 7: first bevel gear, 8: second bearing housing, 9: six diamond rods, 10: second bevel gear, 11: inner helical cylinder, 12: outer helical cylinder, 13: hexagonal diamond hole, 14: second through hole, 15: collecting device, 151: guide hole, 152: first spring, 153: annular plate, 154: t-bar, 155: auger bit, 156: annular collection trough, 157: card slot, 158: a latch, 16: fixing device, 161: profile groove, 162: first groove, 163: wedge block, 164: transverse plate, 165: second spring, 166: square frame, 167: pedal, 168: insertion rod, 169: arc-shaped slot, 1610: slotted plate, 1611: slide rail, 1612: guide hole, 1613: slider, 1614: third spring, 1615: roller, 1616: second groove, 1617: universal wheel, 17: movable rod, 18: u type cutting ferrule, 19: a support rod.
Detailed Description
Reference herein to an embodiment means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
Example 1
Referring to fig. 1-3, the present application provides a soil sampling device, which comprises a base 1, a frame 3, a first bearing seat 4, a rotating shaft 5, a rocking handle 6, a first bevel gear 7, a second bearing seat 8, a six-diamond-shaped rod 9, a second bevel gear 10, an inner spiral cylinder 11, an outer spiral cylinder 12 and a collecting device 15, wherein the middle of the base 1 is provided with a first through hole 2, the frame 3 is fixedly connected to the middle of the top of the base 1, the first bearing seat 4 is embedded in the upper portion of the right side of the frame 3, the rotating shaft 5 is connected to the first bearing seat 4, the rocking handle 6 is fixedly connected to the right end of the rotating shaft 5, the first bevel gear 7 is mounted at the left end of the rotating shaft 5, the second bearing seat 8 is mounted on the upper portion of the right side surface in the frame 3, the six-diamond-shaped rod 9 is connected to the second bearing seat 8, the top end of the six-diamond-shaped rod 9 is fixedly connected to the second bevel gear 10, the second bevel gear 10 is positioned below the first bevel gear 7 and engaged with the first bevel gear, an inner spiral cylinder 11 is fixedly connected to the middle of the top of the base 1, the inner spiral cylinder 11 is located in the frame body 3, an outer spiral cylinder 12 is arranged in the inner spiral cylinder 11, the outer spiral cylinder 12 is matched with the inner spiral cylinder 11, the lower portion of the outer spiral cylinder 12 is located in the first through hole 2, a hexagonal hole 13 is formed in the middle of the top of the outer spiral cylinder 12, the lower portion of a hexagonal rod 9 is located in the hexagonal hole 13 and matched with the hexagonal hole, a second through hole 14 with a guiding effect is vertically formed in the middle of the hexagonal rod 9 and the middle of the bottom of the outer spiral cylinder 12, a collecting device 15 capable of collecting soil is arranged between the second through hole 14 and the top of the frame body 3, and the collecting device 15 is matched with the outer spiral cylinder 12.
The collecting device 15 comprises a first spring 152, an annular plate 153, a T-shaped rod 154, a spiral drill 155 and a clamping block 158, a guide hole 151 is formed in the middle of the top of the frame 3, the T-shaped rod 154 is arranged between the guide hole 151 and the second through hole 14, the spiral drill 155 is installed at the bottom end of the T-shaped rod 154 penetrating through the second through hole 14 below, the clamping block 158 is fixedly connected to the left side and the right side of the top of the spiral drill 155, clamping grooves 157 matched with the clamping block 158 are formed in the left side and the right side of the bottom of the outer spiral cylinder 12, the clamping block 158 is located in the clamping grooves 157, an annular collecting groove 156 capable of collecting soil is formed in the lower portion of the T-shaped rod 154, the first spring 152 is connected to the middle of the outer top of the frame 3, the annular plate 153 matched with the T-shaped rod 154 is connected to the tail end of the first spring 152, and the T-shaped rod 154 is located in the annular plate 153.
Firstly, an operator moves the device to a soil sampling position, moves a collecting device 15 to a position right above the sampling position, then shakes the rocking handle 6 to rotate forward, the rocking handle 6 rotates forward to drive the rotating shaft 5 to rotate forward, the rotating shaft 5 rotates forward to drive the first bevel gear 7 to rotate forward, the first bevel gear 7 rotates forward to drive the second bevel gear 10 to rotate forward, the second bevel gear 10 rotates forward to drive the hexagonal rod 9 to rotate forward, the hexagonal rod 9 rotates forward to drive the outer spiral cylinder 12 to rotate forward through the hexagonal hole 13, the outer spiral cylinder 12 rotates forward to move downward through the inner spiral cylinder 11, the inner spiral cylinder 11 moves downward to drive the collecting device 15 to move downward, the inner spiral cylinder 11 further moves downward to drill into soil, when the outer spiral cylinder 12 moves downward to a proper depth, stops shaking the rocking handle 6, then pushes the collecting device 15 to move downward, the collecting device 15 moves downward to insert into soil, the collecting device 15 collects and samples soil, loosen collection device 15, collection device 15 drives soil and resets, wave rocking handle 6 reversal again, and then outer spiral shell 12 rebound drives collection device 15 and upwards moves and resets, stops to wave rocking handle 6, and operating personnel can hold this device and remove to the collecting vessel top, promotes collection device 15 downstream again and makes soil drop to the collecting vessel in, unclamps collection device 15.
When an operator shakes the rocking handle 6 to rotate forward, the outer spiral cylinder 12 moves downwards to drive the spiral drill 155 to move downwards through the clamping block 158 and the clamping groove 157, the spiral drill 155 moves downwards to drive the T-shaped rod 154 to move downwards, when the outer spiral cylinder 12 moves downwards to a proper depth, the operator can push the T-shaped rod 154 to move downwards, the T-shaped rod 154 moves downwards to contact with the annular plate 153, the T-shaped rod 154 drives the annular plate 153 to move downwards, the first spring 152 is compressed, the T-shaped rod 154 moves downwards to drive the spiral drill 155 to move downwards, the spiral drill 155 moves downwards to drive the clamping block 158 to move downwards to separate from the clamping groove 157, the spiral drill 155 moves downwards to insert into soil, meanwhile, the soil falls into the annular collecting groove 156, the T-shaped rod 154 can be released, the annular plate 153 moves upwards to drive the T-shaped rod 154 to move upwards due to the action of the first spring 152, the T-shaped rod 154 moves upwards to drive the annular collecting groove 156 to move upwards, also drive soil rebound to the second through-hole 14 in, simultaneously, T type pole 154 still drives auger bit 155 rebound and resets, fixture block 158 then blocks into in draw-in groove 157, and then outer spiral shell 12 rebound then drives auger bit 155 rebound, when operating personnel held this device and moved to the collecting vessel top, can promote T type pole 154 rebound once more and make annular collecting tank 156 rebound outside second through-hole 14, soil in the annular collecting tank 156 then drops to the collecting vessel in, it can to stimulate T type pole 154 rebound again and drive auger bit 155 rebound and reset.
Example 2
On the basis of the embodiment 1, please refer to fig. 1-4, further comprising a fixing device 16 capable of fixing the apparatus, wherein the fixing device 16 comprises a wedge block 163, a horizontal plate 164, a second spring 165, a square frame 166, a pedal 167, an insertion rod 168, a slotted plate 1610, a sliding rail 1611, a sliding block 1613, a third spring 1614, a rolling shaft 1615 and a universal wheel 1617, the left and right parts of the base 1 are both vertically provided with a special-shaped groove 161, the upper right side of the left special-shaped groove 161 and the upper left side of the right special-shaped groove 161 are both provided with a first groove 162, the bottom of the first groove 162 is fixedly connected with the sliding rail 1611, the sliding rail 1611 is slidably provided with a sliding block 1613, the sliding block 1613 is slidably matched with the sliding rail 1611, the third spring 1614 is connected between the left side of the left sliding block 1613 and the left side of the sliding rail 1611, the right side of the sliding block 1613 is also connected with the third spring 1614, the top of the sliding rail 1613 is fixedly connected with the slotted plate 1610, the outer end of a straight-line hole plate 1610 is positioned in a special-shaped groove 161, a rolling shaft 1615 is arranged in the straight-line hole plate 1610, the right side of the top of the left straight-line hole plate 1610 and the left side of the top of the right straight-line hole plate 1610 are both provided with a second groove 1616, the second groove 1616 is matched with the rolling shaft 1615, the left side and the right side of the bottom of a base 1 are both provided with arc-shaped grooves 169, a guide hole 1612 is arranged between the middle of the top of the arc-shaped groove 169 and the bottom of a first groove 162, a universal wheel 1617 is arranged in the guide hole 1612, the top end of the universal wheel 1617 is connected with the rolling shaft 1615, the lower part of the universal wheel 1617 is positioned outside the arc-shaped grooves 169, a wedge block 163 is arranged in the special-shaped groove 161, the inclined surface of the wedge block 163 is contacted with the outer end of the straight-line hole plate 1610, the top of the wedge block 163 is fixedly connected with a transverse plate 164, a square frame 166 is fixedly connected between the outer ends of the four transverse plates 164, the left side and the right side, the lower parts of the left side and the right side of the left side of the transverse plate 164, and the top of the base 1 are connected with a second spring 165, four insertion rods 168 can be fixed by the device and are respectively arranged at the bottoms of the four wedge blocks 163, and the insertion rods 168 are positioned in the special-shaped grooves 161.
Firstly, an operator moves the device to a soil sampling position through the universal wheel 1617, then steps on the pedal 167 to move downwards, the pedal 167 moves downwards to drive the square frame 166 to move downwards, the square frame 166 moves downwards to drive the transverse plate 164 to move downwards, the second spring 165 is compressed, the transverse plate 164 moves downwards to drive the wedge block 163 to move downwards, the wedge block 163 moves downwards to drive the inserted bar 168 to move downwards, meanwhile, the wedge block 163 moves downwards to drive the slotted plate 1610 to move inwards, the slotted plate 1610 moves inwards to drive the sliding block 1613 to move inwards, the third spring 1614 is stretched, the slotted plate 1610 moves inwards to drive the rolling shaft 1615 to move upwards, the rolling shaft 1615 is separated from the second groove 1616, the rolling shaft 1615 moves upwards to drive the universal wheel 1617 to move upwards, when the universal wheel 1617 moves upwards to the arc-shaped groove 169, the inserted bar 168 is inserted into soil to fix the device, and then stops stepping on the pedal 167, the soil sampling can begin. After soil sampling is completed, a foot can be used for pushing the pedal 167 to move upwards, due to the action of the second spring 165, the transverse plate 164 moves upwards to drive the square frame 166 to move upwards, meanwhile, the transverse plate 164 further drives the insertion rod 168 to move upwards through the wedge block 163 to be separated from soil, then the device is pulled to move upwards, due to the action of the third spring 1614, the sliding block 1613 moves outwards to drive the straight-line hole plate 1610 to move outwards to reset, the straight-line hole plate 1610 moves outwards to drive the universal wheel 1617 to move downwards to the outside of the arc-shaped groove 169 through the rolling shaft 1615, the rolling shaft 1615 is clamped into the second groove 1616, the rolling shaft 1615 is matched with the second groove 1616 to fix the universal wheel 1617, and an operator can push the device to move to the side of the collecting barrel through the universal wheel 1617 to collect sampled soil. So, can make this device more firm at the in-process to soil sampling, do not influence soil sampling.
Example 3
On the basis of the embodiment 1 and the embodiment 2, please refer to fig. 1, further including a movable rod 17, a U-shaped cutting ferrule 18 and a support rod 19, the lower portion of the outer right side of the frame 3 is hinged with the movable rod 17, the upper portion of the movable rod 17 is hinged with three support rods 19 at even intervals, the middle portion of the outer right side of the frame 3 is fixedly connected with the U-shaped cutting ferrule 18 capable of fixing the movable rod 17, and the movable rod 17 is located in the U-shaped cutting ferrule 18.
When this device gathered soil, operating personnel can stimulate the downswing of movable rod 17, and the movable rod 17 downswing breaks away from with U type cutting ferrule 18, and the movable rod 17 downswing drives bracing piece 19 downswing, and operating personnel can hold this device and be the tilt state, and makes bracing piece 19 and ground contact, can promote T type pole 154 and make soil drop to the collecting vessel in. When soil drops into the collecting barrel, the device can be moved to prevent the supporting rod 19 from contacting with the ground, and then the movable rod 17 is pulled to swing upwards to be clamped in the U-shaped clamping sleeve 18. So, make things convenient for operating personnel to push soil and collect in the collecting vessel more.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (3)
1. A soil sampling device, characterized by includes:
a base and a frame;
the inner spiral cylinder is arranged in the middle of the top of the base;
the outer spiral cylinder is arranged in the inner spiral cylinder and is in running fit with the inner spiral cylinder;
the transmission mechanism is arranged in the frame and used for driving the outer spiral cylinder to rotate;
the driving mechanism is arranged at the upper part of the right side of the frame body and is used for driving the transmission mechanism to move;
the collecting device is arranged between the transmission mechanism and the top of the frame body, and is matched with the external spiral cylinder and used for collecting and sampling soil;
the driving mechanism comprises a first bearing seat, a rotating shaft, a rocking handle and a first bevel gear, the first bearing seat is installed at the upper part of the right side of the frame body in an embedded mode, the rotating shaft is connected in the first bearing seat, the rocking handle is fixedly connected to the right end of the rotating shaft, and the first bevel gear is installed at the left end of the rotating shaft;
the transmission mechanism comprises a second bearing seat, a six-diamond-shaped rod and a second bevel gear, the second bearing seat is installed on the upper portion of the right side face in the frame body, the six-diamond-shaped rod is connected in the second bearing seat, the top end of the six-diamond-shaped rod is fixedly connected with the second bevel gear, the second bevel gear is positioned below the first bevel gear and is meshed with the first bevel gear, a hexagonal hole is formed in the middle of the top of the outer spiral cylinder, the lower portion of the six-diamond-shaped rod is positioned in the hexagonal hole and is matched with the hexagonal hole, second through holes for guiding are vertically formed in the middle of the six-diamond-shaped rod and the middle of the bottom of the outer spiral cylinder, and the second through holes are matched with the collecting device;
the collecting device is including first spring, the annular plate, T type pole, auger bit and fixture block, it has the guiding hole to open in the middle of the framework top, be equipped with T type pole between guiding hole and the second through-hole, auger bit is installed to T type pole bottom passing below second through-hole, the all rigid couplings in auger head top left and right sides have the fixture block, outer spiral cylinder bottom left and right sides all open with fixture block complex draw-in groove, the fixture block is located the draw-in groove, T type pole lower part is opened there is the annular collecting vat that can collect soil, top intermediate junction has first spring outside the framework, first spring trailing end connection have with T type pole complex annular plate, T type pole is located the annular plate.
2. A soil sampling device according to claim 1, further comprising a fixing device for fixing the device, wherein the fixing device comprises a wedge block, a transverse plate, a second spring, a square frame, a pedal, an insertion rod, a slotted plate, a slide rail, a slide block, a third spring, a roller and a universal wheel, the left and right parts of the base are vertically provided with a special-shaped groove, the upper part of the right side of the left special-shaped groove and the upper part of the left side of the right special-shaped groove are provided with a first groove, the bottom of the first groove is fixedly connected with the slide rail, the slide rail is provided with a slide block in a sliding manner, the slide block is in sliding fit with the slide rail, the left side of the left slide block and the left side of the slide rail are connected with the third spring, the right side of the right slide block and the right side of the slide rail are also connected with the third spring, the top of the slide block is fixedly connected with the slotted plate, the outer end of the slotted plate is positioned in the special-shaped groove, the roller is arranged in the slotted plate, the top right side of the left slotted plate and the left side of the right slotted plate are provided with the second groove, second recess and roller bearing cooperation, the arc wall has all been opened to the base bottom left and right sides, it has the guide hole to open between the arc wall top middle and the first recess bottom, be equipped with the universal wheel in the guide hole, the universal wheel top is connected with the roller bearing, the universal wheel lower part is located outside the arc wall, the dysmorphism inslot is equipped with the wedge, the inclined plane and the contact of a style of calligraphy diaphragm outer end of wedge, wedge top rigid coupling has the diaphragm, the rigid coupling has square frame between four diaphragm outer ends, square frame outer left and right sides face lower part all rigid coupling has the footboard, be connected with the second spring between the left and right sides face bottom outside and the base top left and right sides, can be four with the inserted bar that this device is fixed, install respectively in four wedge bottoms, the inserted bar is located the dysmorphism inslot.
3. The soil sampling device according to claim 2, further comprising a movable rod, a U-shaped sleeve and support rods, wherein the movable rod is hinged to the lower portion of the right side of the outer frame, the three support rods are hinged to the upper portion of the movable rod at regular intervals, the U-shaped sleeve for fixing the movable rod is fixedly connected to the middle portion of the right side of the outer frame, and the movable rod is located in the U-shaped sleeve.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910991043.3A CN110658017B (en) | 2019-10-18 | 2019-10-18 | Soil sampling device |
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| CN201910991043.3A CN110658017B (en) | 2019-10-18 | 2019-10-18 | Soil sampling device |
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| CN110658017A CN110658017A (en) | 2020-01-07 |
| CN110658017B true CN110658017B (en) | 2022-05-27 |
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| CN111289290A (en) * | 2020-03-26 | 2020-06-16 | 甘肃省农业科学院土壤肥料与节水农业研究所 | Non-point source pollutes soil sampling collection device |
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| CN112412446A (en) * | 2020-11-20 | 2021-02-26 | 王兆举 | Portable drilling device for geotechnical engineering investigation |
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