CN113711729B - Rotary soil digging device - Google Patents
Rotary soil digging device Download PDFInfo
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- CN113711729B CN113711729B CN202111027180.9A CN202111027180A CN113711729B CN 113711729 B CN113711729 B CN 113711729B CN 202111027180 A CN202111027180 A CN 202111027180A CN 113711729 B CN113711729 B CN 113711729B
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C5/00—Making or covering furrows or holes for sowing, planting or manuring
- A01C5/02—Hand tools for making holes for sowing, planting or manuring
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- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Soil Working Implements (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a rotary soil digging device, which comprises: a vertical rod, one end of which is connected with a rotating handle; the cylinder is coaxially and detachably connected to the other end of the vertical rod; the cylindrical barrel is provided with two digging grooves at one end far away from the vertical rod, the digging grooves are in a shape formed by longitudinally splitting a beveled cylinder and are hollow inside, the outer diameter of each digging groove is the same as that of the cylindrical barrel, the semicircular surfaces of the digging grooves are coaxially connected at one end far away from the vertical rod of the cylindrical barrel and are communicated with the cylindrical barrel, the longitudinal sections of the digging grooves are open, and the longitudinal sections of the two digging grooves are opposite and the beveled sections are crossed. According to the invention, as the two excavating grooves are oppositely arranged, the soil body cannot fall off, so that the effect of digging and taking soil is achieved.
Description
Technical Field
The invention relates to the field of excavation engineering. More particularly, the present invention relates to a rotary soil scooping device.
Background
In the field, the soil body is required to be taken out from the ground surface in the hole-forming planting; in geotechnical engineering, deep soil bodies need to be manufactured out when anchor rod hole forming or other soil digging hole forming are carried out. If the soil body is loose or the soil body is fluid plastic clay, the soil body is taken by using a traditional soil taking tool such as a Luoyang shovel, the soil body is easy to fall off in the lifting process, and the soil body cannot be effectively taken out. How to effectively pick the loose or fluid plastic clay becomes a problem which is urgently needed to be solved for pore forming in geotechnical engineering and farming engineering. The novel soil digging device is developed to adapt to different stratums, can dig and take different types of rock-soil bodies, and has important significance for farming engineering and geotechnical engineering.
Disclosure of Invention
An object of the present invention is to solve at least the above problems and to provide at least the advantages described later.
It is yet another object of the present invention to provide a rotary soil scooping device that can scoop loose soil or other loose media.
To achieve these objects and other advantages in accordance with the purpose of the invention, there is provided a rotary scarfing apparatus comprising:
a vertical rod, one end of which is connected with a rotating handle;
the cylinder is coaxially and detachably connected to the other end of the vertical rod;
the cylinder is provided with two digging grooves at one end far away from the vertical rod, the digging grooves are in a shape formed by longitudinally splitting a chamfered cylinder and are hollow inside, the outer diameter of each digging groove is the same as that of the cylinder, the semicircular surfaces of the digging grooves are coaxially connected at one end far away from the vertical rod of the cylinder and communicated with the cylinder, the longitudinal sections of the digging grooves are open, and the longitudinal sections of the two digging grooves are opposite and the chamfered surfaces are crossed.
Preferably, the method further comprises:
the outer diameter of the extension cylinder is smaller than or equal to the inner diameter of the cylinder, a first reed is fixedly connected to the inner wall of one end of the extension cylinder, a first clamping bead is fixedly connected to one end of the first reed, a first through hole is formed in the wall of the extension cylinder, and the first clamping bead protrudes out of the wall of the extension cylinder from the first through hole;
the wall of one end of the cylinder, which is close to the vertical rod, is provided with a second through hole, so that the first clamping bead is clamped into the second through hole after the extension cylinder is inserted into the cylinder;
the other end of the extension cylinder is coaxially detachably connected with the vertical rod.
Preferably, still include montant cylinder connecting piece, montant cylinder connecting piece includes:
the diameter of the end plate is not smaller than the inner diameter of the cylinder, an internal thread is arranged on the inner wall of one end, close to the vertical rod, of the cylinder, and an external thread ring matched with the internal thread is coaxially arranged on one surface of the end plate, so that the end plate is in threaded connection with the cylinder through the external thread ring;
the first connecting cylinder is coaxially arranged on the other side of the end plate, and the vertical rod is coaxially detachably connected with the first connecting cylinder.
Preferably, the vertical rod is a pipe body, the outer diameter of the vertical rod is smaller than or equal to the inner diameter of the first connecting cylinder, a second reed is fixedly connected to the inner wall of one end of the vertical rod, which is coaxially and detachably connected with the first connecting cylinder, one end of the second reed is fixedly connected with a second clamping bead, a third through hole is formed in the rod wall of the vertical rod, and the second clamping bead protrudes out of the rod wall of the vertical rod from the third through hole;
the wall of the first connecting cylinder is provided with a fourth through hole, so that after the vertical rod is inserted into the first connecting cylinder, the second clamping bead is clamped into the fourth through hole.
Preferably, the rotating handle comprises a cross rod and a second connecting cylinder vertically arranged in the middle of the cross rod, and the vertical rod is coaxially detachably connected with the second connecting cylinder.
Preferably, the outer diameter of the second connecting cylinder is smaller than or equal to the inner diameter of the vertical rod, a third reed is fixedly connected to the inner wall of the second connecting cylinder, a third clamping bead is fixedly connected to one end of the third reed, a fifth through hole is formed in the cylinder wall of the second connecting cylinder, and the third clamping bead protrudes out of the cylinder wall of the second connecting cylinder from the fifth through hole;
and a sixth through hole is formed in the wall of one end, which is coaxially and detachably connected with the second connecting cylinder, of the vertical rod, so that after the second connecting cylinder is inserted into the vertical rod, the third clamping bead is clamped into the sixth through hole.
Preferably, the guide cylinder is movably sleeved outside the cylinder, and the lower end of the guide cylinder is horizontally connected with the pedal.
Preferably, the montant is the body, rotatory handle include the horizontal pole and set up perpendicularly in the motor mounting groove at horizontal pole middle part, the motor has set firmly in the motor mounting groove, motor shaft follows stretch out in the motor mounting groove, and insert the montant with montant threaded connection, wherein motor shaft is last still to set firmly to twist and revolves the nut, twist and revolve the nut and set up between motor body and montant.
Preferably, the one end of keeping away from the montant in the drum is provided with the round bar along the drum is radial, the round bar middle part is followed the drum axial has seted up the round hole, still the cover is equipped with two rotary drums on the round bar, two rotary drums set up respectively in the round hole both sides, it has a sectorial elastic metal piece to coil on each rotary drum, it is connected with the rotary lever to rotate in the round hole, the symmetry is provided with a pair of fin on the rotary lever, the fin is followed the drum is radial to be set up, elastic metal piece one end is connected on the rotary drum, and the other end is connected the fin lower surface, when the fin is located the rotary drum top rather than the elastic metal piece of being connected, the elastic metal piece is whole to be convoluteed in on the rotary drum, after the fin rotates 180, the elastic metal piece expandes into sectorial and covers half of drum inner cross-section basically.
The invention at least comprises the following beneficial effects: the rotary soil digging device provided by the invention rotates clockwise or anticlockwise to fetch soil, so that soil fetching and withdrawing can not be realized by rotating in the opposite direction, and soil entering the cylinder can not fall off under the action of gravity because the opening of the digging groove is arranged on the side surface, so that the soil fetching effect is achieved.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic perspective view of a rotary soil digging device according to one embodiment of the present invention;
FIG. 2 is an exploded view of the rotary earth scooping device according to one embodiment of the present invention;
fig. 3 is a schematic perspective view of an excavating groove according to an embodiment of the present invention;
fig. 4 is a schematic side view of a rotary soil excavating device according to another embodiment of the present invention;
fig. 5 is a schematic side view of the rotary earth excavating device according to still another embodiment of the present invention (excavation slot not shown);
FIG. 6 is an enlarged view of a portion A of FIG. 5;
fig. 7 is a top view at B-B in fig. 5.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description text.
It should be noted that in the description of the present invention, the terms "transverse", "longitudinal", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, which are merely for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1 to 3, the present invention provides a rotary soil excavating device, comprising:
one end of the vertical rod 1 is connected with a rotating handle 2;
specifically, the rotating handle 2 comprises a cross rod 201 and a second connecting cylinder 202 vertically arranged in the middle of the cross rod 201, and the vertical rod 1 is coaxially and detachably connected with the second connecting cylinder 202;
more specifically, the vertical rod 1 is a pipe body, the outer diameter of the second connecting cylinder 202 is less than or equal to the inner diameter of the vertical rod 1, a third reed is fixedly connected to the inner wall of the second connecting cylinder 202, a third clamping bead is fixedly connected to one end of the third reed, a fifth through hole is formed in the cylinder wall of the second connecting cylinder 202, and the third clamping bead protrudes out of the cylinder wall of the second connecting cylinder 202 from the fifth through hole;
the vertical rod 1 is used for being coaxially detachably connected with the second connecting cylinder 202, a sixth through hole is formed in one end cylinder wall, after the second connecting cylinder 202 is inserted into the vertical rod 1, the third clamping bead is clamped into the sixth through hole, so that the rotating handle 2 can be quickly and conveniently connected and fixed with the vertical rod 1 through the third reed and the third clamping bead, and when the dismounting is needed, the rotating handle 2 can be quickly and conveniently dismounted from the vertical rod 1 only by pressing the third clamping bead to pull the second connecting cylinder 202 out of the vertical rod 1.
The cylinder 3 is coaxially and detachably connected to the other end of the vertical rod 1;
specifically, rotatory native device of drawing out still includes 3 connecting pieces 4 of 1 drum of montant, 3 connecting pieces 4 of 1 drum of montant include:
the diameter of the end plate 401 is not smaller than the inner diameter of the cylinder 3, an inner thread is arranged on the inner wall of one end, close to the vertical rod 1, of the cylinder 3, and an external thread ring 402 matched with the inner thread is coaxially arranged on one surface of the end plate 401, so that the end plate 401 is in threaded connection with the cylinder 3 through the external thread ring 402;
the first connecting cylinder 403 is coaxially arranged on the other surface of the end plate 401, and the vertical rod 1 is coaxially and detachably connected with the first connecting cylinder 403;
more specifically, the outer diameter of the vertical rod 1 is less than or equal to the inner diameter of the first connecting cylinder 403, a second reed is fixedly connected to the inner wall of one end of the vertical rod 1, which is coaxially and detachably connected with the first connecting cylinder 403, a second clamping bead is fixedly connected to one end of the second reed, a third through hole is formed in the rod wall of the vertical rod 1, and the second clamping bead protrudes out of the rod wall of the vertical rod 1 from the third through hole;
the wall of the first connecting cylinder 403 is provided with a fourth through hole, after the vertical rod 1 is inserted into the first connecting cylinder 403, the second clamping bead is clamped into the fourth through hole, so that the vertical rod 1 and the vertical rod 1 cylinder 3 connecting piece 4 can be quickly and conveniently connected and fixed through the second reed and the second clamping bead, and when the connecting piece needs to be disassembled, the vertical rod 1 and the vertical rod 1 cylinder 3 connecting piece 4 can be quickly and conveniently disassembled only by pressing the second clamping bead to pull the vertical rod 1 out of the first connecting cylinder 403.
The end, far away from the vertical rod 1, of the cylinder 3 is provided with two digging grooves 5, the digging grooves 5 are in a shape formed by longitudinally splitting a beveled cylinder and are hollow inside, the outer diameter of each digging groove 5 is the same as that of the cylinder 3, a semicircular surface 501 of each digging groove is coaxially connected to the end, far away from the vertical rod 1, of the cylinder 3 and is communicated with the cylinder 3, a longitudinal section 502 of each digging groove 5 is open, and the longitudinal sections 502 of the two digging grooves are opposite and the beveled sections 503 are crossed.
In the use process of the embodiment, one end of the cylinder 3, which is provided with the digging groove 5, is vertically inserted into soil, the rotating handle 2 is held according to the opening direction of the digging groove 5, certain pressure is applied downwards and the cylinder is rotated clockwise or anticlockwise at the same time, soil enters the cylinder 3 from the side opening of the digging groove 5, after the cylinder 3 enters the soil to reach the preset depth, the rotating handle 2 is lifted, the cylinder 3 is taken out of the soil, the lower vertical rod 1 is detached, the other end opening of the cylinder 3 is exposed, and the soil in the cylinder 3 is poured out, so that the drilling and soil drawing process is completed.
The rotary soil digging device in the embodiment rotates clockwise or anticlockwise to take soil, so that the soil cannot be taken and returned when the rotary soil digging device rotates in the opposite direction, and soil entering the cylinder 3 cannot fall off under the action of gravity because the opening of the digging groove 5 is arranged on the side surface, so that the soil taking effect is achieved. In addition, the section of the cylinder 3 is circular, and the sections of the two digging grooves 5 also form a circle, so that the friction force between the rotary soil digging device and the surrounding soil body is small when the rotary soil digging device is used for rotatably digging soil, the resistance is small when the cylinder 3 is lifted, and the defect of large lifting resistance of the traditional spiral soil sampler is overcome. Meanwhile, because the tip part of the digging groove 5 drills downwards, soil is extruded and then moves to the opening of the other digging groove 5 along the inclined cutting surface 503 of the digging groove 5, the soil can be cut by rotating the cylinder 3, and the two digging grooves 5 are reasonable in design and matching, so that the soil digging resistance is small, and the use is convenient and efficient.
In another embodiment, further comprising:
the outer diameter of the extension cylinder is smaller than or equal to the inner diameter of the cylinder 3, a first reed is fixedly connected to the inner wall of one end of the extension cylinder, a first clamping bead is fixedly connected to one end of the first reed, a first through hole is formed in the wall of the extension cylinder, and the first clamping bead protrudes out of the wall of the extension cylinder from the first through hole;
a second through hole is formed in the wall of one end, close to the vertical rod 1, of the cylinder 3, so that after the extension cylinder is inserted into the cylinder 3, the first clamping bead is clamped into the second through hole;
the other end of the extension cylinder is coaxially detachably connected with the vertical rod 1.
Specifically, montant 1 can select with the body of extension section of thick bamboo internal diameter adaptation, sets up the internal thread at extension section of thick bamboo upper end inner wall, sets up the external screw thread at 1 lower extreme outer wall of montant, can be connected extension section of thick bamboo and montant 1 coaxial dismantlement through threaded connection.
In the use process of the embodiment, when the length of the cylinder 3 is not enough, the vertical rod 1 can be firstly detached from the cylinder 3, then the extension cylinder is inserted into the cylinder 3 from the upper end of the cylinder 3, and then the vertical rod 1 is connected to the upper end of the extension cylinder, so that the soil can be continuously dug downwards. Therefore, the embodiment can meet the requirements of drilling operation at more depths.
In another embodiment, as shown in fig. 4, a guiding cylinder 6 is movably sleeved outside the cylinder 3, and a pedal 7 is horizontally connected to the lower end of the guiding cylinder 6.
When the device is used, the guide cylinder 6 is placed on an operation point, the cylinder 3 penetrates through the guide cylinder 6 and is inserted into the ground, and the pedal 7 is stepped by feet before soil is removed in a rotating mode, so that the cylinder 3 can be limited in the guide cylinder 6 and can be drilled downwards along the guide cylinder 6, and the phenomenon that the drilling hole of the cylinder 3 is deviated due to the fact that no righting measure exists in the working process is avoided.
As shown in fig. 4, in another embodiment, the vertical rod 1 is a tube, the rotating handle 2 includes a cross rod 201 and a motor mounting groove 8 vertically disposed in the middle of the cross rod 201, a motor 9 is fixedly disposed in the motor mounting groove 8, a rotating shaft of the motor 9 extends out of the motor mounting groove 8 and is inserted into the vertical rod 1 to be in threaded connection with the vertical rod 1, wherein a screw nut 10 is further fixedly disposed on the rotating shaft of the motor 9, and the screw nut 10 is disposed between the body of the motor 9 and the vertical rod 1.
Specifically, a storage battery may be used to supply power to the motor 9.
When the motor 9 is used, the motor 9 is started, only the rotating handle 2 needs to be held and certain pressure is applied downwards, the motor 9 can drive the cylinder 3 to automatically drill downwards and dig out soil, manual operation is not needed, time and labor are wasted, when the vertical rod 1 and the rotating handle 2 need to be detached, the vertical rod 1 is clamped by a pipe wrench on one side, the screwing nut 10 is clamped by a wrench on the other side, the vertical rod 1 and the rotating handle 2 can be separated through relative rotation, and the motor 9 is detached and maintained when the motor 9 breaks down conveniently.
As shown in fig. 5 to 7, in another embodiment, a round rod 11 is radially disposed at an end of the cylinder 3 away from the vertical rod 1, a circular hole is disposed in a central portion of the round rod 11 along an axial direction of the cylinder 3, two drums 12 are further sleeved on the round rod 11, the two drums 12 are respectively disposed at two sides of the circular hole, a fan-shaped elastic metal sheet 13 is wound on each drum 12, a rotating rod 14 is rotatably connected in the circular hole, a pair of fins 15 are symmetrically disposed on the rotating rod 14, the fins 15 are radially disposed along the cylinder 3, one end of the elastic metal sheet 13 is connected to the drum 12, the other end of the elastic metal sheet 13 is connected to a lower surface of the fin 15, when the fin 15 is located above the drum 12 where the elastic metal sheet 13 connected thereto, the elastic metal sheet 13 is completely wound on the drum 12, and when the fin 15 rotates 180 °, the elastic metal sheet 13 is unfolded into a fan shape and substantially covers half of an inner cross section of the cylinder 3.
Specifically, montant 1 can be the body, bull stick 14 can pass from montant 1, sets up the perforation that runs through on rotatory handle 2, lets bull stick 14 extend to rotatory handle 2 top always, sets firmly knob 16 in bull stick 14 upper end.
When the embodiment is used, the knob 16 is only required to be rotated to drive the rotating rod 14 to rotate, the rotating rod 14 drives the fins 15 to rotate for 180 degrees, the two elastic metal sheets 13 can basically and completely cover the inner section of the cylinder 3, when the cylinder 3 is filled with soil, the two elastic metal sheets 13 can completely hold the soil in the cylinder 3, and loose soil is prevented from leaking from the opening of the excavation slot 5, so that the soil taking effect is obviously better, and when soil is taken out in a drilling hole, the knob 16 is rotated, the elastic metal sheets 13 can be automatically wound on the rotating cylinder 12, and a channel is reserved for soil to enter the cylinder 3.
While embodiments of the invention have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (8)
1. Rotatory native device of drawing out, its characterized in that includes:
a vertical rod, one end of which is connected with a rotating handle;
the cylinder is coaxially and detachably connected to the other end of the vertical rod;
the cylindrical barrel is provided with two digging grooves at one end far away from the vertical rod, the digging grooves are in the shape formed by longitudinally splitting a chamfered cylinder and are hollow inside, the outer diameter of each digging groove is the same as that of the cylindrical barrel, the semicircular surfaces of the digging grooves are coaxially connected at one end far away from the vertical rod of the cylindrical barrel and are communicated with the cylindrical barrel, the longitudinal sections of the digging grooves are open, the longitudinal sections of the two digging grooves are opposite, and the chamfered sections are crossed;
keep away from the one end of montant in the drum and radially being provided with the round bar along the drum, the round bar middle part is followed the round hole has been seted up to the drum axial, still the cover is equipped with two rotary drums on the round bar, two rotary drums set up respectively in the round hole both sides, it has a sectorial elastic metal piece to coil on each rotary drum, it is connected with the bull stick to rotate in the round hole, the symmetry is provided with a pair of fin on the bull stick, the fin is followed the drum radially sets up, elastic metal piece one end is connected on the rotary drum, the other end is connected the fin lower surface, when the fin lies in rather than the elastic metal piece place rotary drum top of being connected, the elastic metal piece is whole to be convoluteed in on the rotary drum, after the fin rotates 180, the elastic metal piece expandes into sectorial and covers half of drum internal cross-section basically.
2. The rotary earth scooping device of claim 1, further comprising:
the outer diameter of the extension cylinder is smaller than or equal to the inner diameter of the cylinder, a first reed is fixedly connected to the inner wall of one end of the extension cylinder, a first clamping bead is fixedly connected to one end of the first reed, a first through hole is formed in the wall of the extension cylinder, and the first clamping bead protrudes out of the wall of the extension cylinder from the first through hole;
the wall of one end, close to the vertical rod, of the cylinder is provided with a second through hole, so that after the extension cylinder is inserted into the cylinder, the first clamping bead is clamped into the second through hole;
the other end of the extension cylinder is coaxially detachably connected with the vertical rod.
3. The rotary excavation apparatus according to claim 1, further comprising a vertical rod cylinder connecting member, the vertical rod cylinder connecting member comprising:
the diameter of the end plate is not smaller than the inner diameter of the cylinder, an internal thread is arranged on the inner wall of one end, close to the vertical rod, of the cylinder, and an external thread ring matched with the internal thread is coaxially arranged on one surface of the end plate, so that the end plate is in threaded connection with the cylinder through the external thread ring;
the first connecting cylinder is coaxially arranged on the other side of the end plate, and the vertical rod is coaxially detachably connected with the first connecting cylinder.
4. The rotary soil digging device according to claim 3 wherein the vertical rod is a tubular body and has an outer diameter less than or equal to the inner diameter of the first connecting cylinder, a second spring plate is fixedly connected to the inner wall of one end of the vertical rod for coaxial detachable connection with the first connecting cylinder, a second clamping bead is fixedly connected to one end of the second spring plate, a third through hole is formed in the rod wall of the vertical rod, and the second clamping bead protrudes out of the rod wall of the vertical rod from the third through hole;
the wall of the first connecting cylinder is provided with a fourth through hole, so that after the vertical rod is inserted into the first connecting cylinder, the second clamping bead is clamped into the fourth through hole.
5. The rotary earth scooping device of claim 4 wherein the rotary handle includes a cross bar and a second connecting cylinder vertically disposed in a middle portion of the cross bar, the vertical bar being coaxially detachably connected to the second connecting cylinder.
6. The rotary soil digging device according to claim 5 wherein the outer diameter of the second connecting cylinder is less than or equal to the inner diameter of the vertical rod, a third spring is fixedly connected to the inner wall of the second connecting cylinder, a third clamping bead is fixedly connected to one end of the third spring, a fifth through hole is formed in the cylinder wall of the second connecting cylinder, and the third clamping bead protrudes out of the cylinder wall of the second connecting cylinder from the fifth through hole;
and a sixth through hole is formed in the wall of one end, which is coaxially and detachably connected with the second connecting cylinder, of the vertical rod, so that after the second connecting cylinder is inserted into the vertical rod, the third clamping bead is clamped into the sixth through hole.
7. The rotary soil digging device according to claim 1 wherein a guide cylinder is movably sleeved outside the cylinder, and a pedal is horizontally connected to a lower end of the guide cylinder.
8. The rotary soil digging device according to claim 1 wherein the vertical rod is a tube, the rotating handle comprises a cross rod and a motor mounting groove vertically disposed in the middle of the cross rod, a motor is fixedly disposed in the motor mounting groove, the motor shaft extends out of the motor mounting groove and is inserted into the vertical rod to be in threaded connection with the vertical rod, and a screw nut is fixedly disposed on the motor shaft and is disposed between the motor body and the vertical rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111027180.9A CN113711729B (en) | 2021-09-02 | 2021-09-02 | Rotary soil digging device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111027180.9A CN113711729B (en) | 2021-09-02 | 2021-09-02 | Rotary soil digging device |
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| CN113711729A CN113711729A (en) | 2021-11-30 |
| CN113711729B true CN113711729B (en) | 2022-11-18 |
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| CN201393799Y (en) * | 2009-05-13 | 2010-02-03 | 陈大川 | Novel show shelf |
| CN101750234A (en) * | 2008-12-19 | 2010-06-23 | 中国科学院沈阳应用生态研究所 | Hand-holding original-state pillar collecting device |
| CN209992207U (en) * | 2019-04-24 | 2020-01-24 | 武汉中科岩土工程有限责任公司 | Cylindrical geotome of double inclined plane |
| CN111999110A (en) * | 2020-10-14 | 2020-11-27 | 山东省水利科学研究院 | Undisturbed soil sampler |
| CN212206647U (en) * | 2020-03-19 | 2020-12-22 | 河海大学 | On-spot original state sand sampler |
| CN212988853U (en) * | 2020-09-01 | 2021-04-16 | 水利部牧区水利科学研究所 | Electric soil sampling device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015007035A1 (en) * | 2013-07-18 | 2015-01-22 | 中交第三航务工程勘察设计院有限公司 | Silt floating mud collection device |
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2021
- 2021-09-02 CN CN202111027180.9A patent/CN113711729B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101750234A (en) * | 2008-12-19 | 2010-06-23 | 中国科学院沈阳应用生态研究所 | Hand-holding original-state pillar collecting device |
| CN201393799Y (en) * | 2009-05-13 | 2010-02-03 | 陈大川 | Novel show shelf |
| CN209992207U (en) * | 2019-04-24 | 2020-01-24 | 武汉中科岩土工程有限责任公司 | Cylindrical geotome of double inclined plane |
| CN212206647U (en) * | 2020-03-19 | 2020-12-22 | 河海大学 | On-spot original state sand sampler |
| CN212988853U (en) * | 2020-09-01 | 2021-04-16 | 水利部牧区水利科学研究所 | Electric soil sampling device |
| CN111999110A (en) * | 2020-10-14 | 2020-11-27 | 山东省水利科学研究院 | Undisturbed soil sampler |
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| CN113711729A (en) | 2021-11-30 |
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