CN210221559U - Dismantle convenient deep soil geotome - Google Patents
Dismantle convenient deep soil geotome Download PDFInfo
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- CN210221559U CN210221559U CN201921090300.8U CN201921090300U CN210221559U CN 210221559 U CN210221559 U CN 210221559U CN 201921090300 U CN201921090300 U CN 201921090300U CN 210221559 U CN210221559 U CN 210221559U
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Abstract
The utility model discloses a deep soil auger convenient to disassemble, which comprises an extension rod, wherein one end of the extension rod is detachably connected with a T-shaped handle, the other end of the extension rod is detachably connected with a connecting rod, and the extension rod is respectively connected with the T-shaped handle and the connecting rod by adopting a tenon-and-mortise structure; a drill bit is fixed at one end of the connecting rod, a groove is formed in the lower portion, close to the drill bit, of the connecting rod, and a soil retreating piston is arranged in the groove. Through tenon fourth of twelve earthly branches structural connection, only need gomphosis each other when connecting, fixed cover is twisted off simultaneously, connects and dismantles very conveniently, when carrying out deep soil sample, can dismantle while extracting the soil and bore, has avoided when the soil bores injury that the long-term focus unstability led to the fact operating personnel. Meanwhile, due to the existence of the soil retreating piston, the soil retreating piston can be pushed after the soil sample is extracted, the residual soil is pushed out, and the sampling is convenient to continue.
Description
Technical Field
The utility model belongs to the technical field of soil collection equipment, concretely relates to dismantle convenient deep soil geotome.
Background
Soil sample collection is basic research work in the fields of soil science, environmental science, ecological science, geological exploration and the like, and lays a foundation for physicochemical property identification, water content measurement and the like of soil samples. Although there are many methods for measuring the physical and chemical properties of soil, the analysis of the soil properties after the soil drill sampling is still the preferred method for most scholars in terms of accuracy. In recent years, with the increasing progress of scientific research work, analysis and research on deeper soil (>2m) are increasingly required. The existing earth drill for deep soil mostly adopts a method of lengthening an extension rod, and the extension rod is used for lengthening along with the drilling depth of the earth drill in the earth taking process. At present, the extension rods are connected by bolts, the disassembly needs to be assisted by a screwdriver, the time consumption is long, and the extension rods are inconvenient to use for soil layered sampling. Meanwhile, because deep soil is generally compact, the residual soil after the soil sample is collected can be embedded in soil drills more closely, and the soil drill bit is smaller, so that the cleaning is very inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a dismantle convenient deep soil geotome has solved the problem of gathering deep soil hard consuming time among the prior art.
The technical scheme adopted by the utility model is that the deep soil earth drill convenient to disassemble comprises an extension rod, one end of the extension rod is detachably connected with a T-shaped handle, the other end of the extension rod is detachably connected with a connecting rod, and the extension rod is respectively connected with the T-shaped handle and the connecting rod by adopting a mortise and tenon structure; a drill bit is fixed at one end of the connecting rod, a groove is formed in the lower portion, close to the drill bit, of the connecting rod, a soil returning piston is arranged in the groove and comprises a cross rod horizontally arranged in the top of the groove, a sliding rod is vertically fixed in the middle of the cross rod, a baffle is horizontally fixed in the top of the drill bit, and one end of the sliding rod extends out of the bottom of the groove and the bottom of the connecting rod and is fixedly connected with the top of the baffle; the outer wall of the sliding rod is provided with a spring, one end of the spring is fixed at the top of the sliding rod, and the other end of the spring is fixed at the bottom of the sliding rod.
The utility model is also characterized in that,
the drill bit is a hollow drill bit, the surface of the bottom end of the drill bit is an arc-shaped surface, and a cutting edge for breaking the ground is arranged on the arc-shaped surface.
The drill bit is also provided with a soil taking window.
T type handle one end is provided with first connection tenon, and the cooperation of extension pole top is provided with first connection mortise, and the extension pole bottom is provided with the second and connects the tenon, and the cooperation of connecting rod top is provided with the second and connects the mortise, and first connection tenon and first connection mortise mutually support the setting, and the setting is mutually supported with the second connection mortise to the second connection tenon.
The first connecting tenon and the second connecting tenon are hexagonal prisms.
The junction of T type handle and extension rod is equipped with first fixed cover, and first fixed cover passes through threaded connection with the extension rod.
The junction of connecting rod and extension rod is equipped with the fixed cover of second, and the fixed cover of second passes through threaded connection with the extension rod.
The outer wall of the extension rod is also provided with scale marks.
The utility model has the advantages that,
between the extension rod and handle, drill bit all through mortise and tenon structural connection, only need gomphosis each other when connecting, it is very convenient to unscrew fixed cover simultaneously, when carrying out deep soil sample, can dismantle on one side and extract the soil and bore, has avoided when the soil bores injury that the focus is unstable caused operating personnel for an excessive time. Meanwhile, due to the existence of the soil retreating piston, the soil retreating piston can be pushed after the soil sample is extracted, the residual soil is pushed out, and the sampling is convenient to continue.
Drawings
FIG. 1 is a schematic structural view of a deep soil auger of the present invention, which is easy to disassemble;
FIG. 2 is an exploded view of the deep soil auger of the present invention, which is easy to disassemble;
fig. 3 is a schematic view of the drill head of the deep soil earth drill convenient to disassemble.
In the figure, 1, a T-shaped handle, 2, a first fixing sleeve, 3, a connecting rod, 4, a first connecting tenon, 5, a first connecting mortise, 6, a scale mark, 7, an extension rod, 8, a drill bit, 9, a second fixing sleeve, 10, a soil taking window, 11, a soil removing piston, 12, a cross rod, 13, a spring, 14, an exhaust hole, 15, a second connecting tenon, 16, a second connecting mortise, 17, a blade, 18, a sliding rod and 19, a baffle plate are arranged.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
The utility model relates to a conveniently-disassembled deep soil earth drill, as shown in figure 1, which comprises an extension rod 7, wherein one end of the extension rod 7 is detachably connected with a T-shaped handle 1, the other end of the extension rod 7 is detachably connected with one end of a connecting rod 3, and the extension rod 7 is respectively connected with the T-shaped handle 1 and the connecting rod 3 by adopting a tenon-and-mortise structure; a drill bit 8 is fixed at the other end of the connecting rod 3, the drill bit 8 is a hollow barrel-shaped drill bit, the bottom end surface of the drill bit 8 is an arc-shaped surface, a cutting edge 17 for breaking soil is arranged on the arc-shaped surface, a soil taking window 10 is also arranged on the drill bit 8, as shown in fig. 3, a groove is formed in the lower portion, close to the drill bit 8, of the connecting rod 3, a soil returning piston 11 is arranged in the groove, the soil returning piston 11 comprises a cross rod 12 horizontally arranged in the top of the groove, a sliding rod 18 is vertically fixed in the middle of the cross rod 12, a baffle 19 is horizontally fixed in the top of the drill bit 8, one end of the sliding rod 18 extends out of the bottom of; a spring 13 is arranged on the outer wall of the sliding rod 18, one end of the spring 13 is fixedly connected to the top of the sliding rod 18, and the other end of the spring 13 is fixedly connected to the bottom of the sliding rod 18; the top of the drill bit 8 is also provided with an exhaust hole 14;
as shown in fig. 2, the extension rod 7 is respectively connected with the T-shaped handle 1 and the connecting rod 3 by a mortise and tenon structure, specifically: a first connecting tenon 4 is arranged at one end of the T-shaped handle 1, a first connecting mortise 5 is arranged at the top end of the extension rod 7 in a matched mode, a second connecting tenon 15 is arranged at the bottom end of the extension rod 7, a second connecting mortise 16 is arranged at the top end of the connecting rod 3 in a matched mode, the first connecting tenon 4 and the second connecting tenon 15 are both hexagonal prisms, the first connecting tenon 4 and the first connecting mortise 5 are arranged in a matched mode, and the second connecting tenon 15 and the second connecting mortise 16 are arranged in a matched mode, namely, the connecting tenons are connected in a concave-convex mode;
a first fixing sleeve 2 is arranged at the joint of the T-shaped handle 1 and the extension rod 7, the first fixing sleeve 2 is in threaded connection with the extension rod 7, internal threads are carved on the first fixing sleeve 2, external threads are carved on the extension rod 7, and the first fixing sleeve 2 can slide up and down through the threads to fix the tenon-and-mortise structure during connection;
a second fixing sleeve 9 is arranged at the joint of the connecting rod 3 and the extension rod 7, and the second fixing sleeve 9 is in threaded connection with the extension rod 7; the second fixing sleeve 9 is engraved with internal threads, external threads are engraved on the extension rod 7 at the joint of the sliding rod 18 and the extension rod 7, and the second fixing sleeve 9 can slide up and down through the threads to fix the tenon-and-mortise structure during connection;
the outer wall of the extension rod 7 is also provided with scale marks 6;
the utility model relates to a dismantle convenient deep soil geotome, its concrete theory of operation is:
firstly, the T-shaped handle 1, the extension rod 7 and the connecting rod 3 are connected through a mortise and tenon structure as shown in figure 1. During connection, the first tenon 4 (or the second tenon 15) is horizontally embedded into the first mortise 5 (or the second mortise 16), and then the first fixing sleeve 2 (or the second fixing sleeve 9) is screwed downwards through threads until the whole tenon-and-mortise structure is completely protected.
During sampling, the T-shaped handle 1 is pressed hard or rotated clockwise to enable the drill bit 8 to enter soil, shallow (<1m) soil sampling is conducted, and the soil inlet depth can be adjusted according to the thickness of a sampling soil layer. And after the target depth is reached, the T-shaped handle 1 is rotated anticlockwise to withdraw the soil drill, and soil sampling is carried out in the soil sampling window 10. After sampling, the cross rod 12 is pushed, the spring 13 is compressed, the baffle plate 19 moves downwards, soil inside the drill bit 8 is pushed out of the drill bit, and then soil sampling can be performed next time.
As the earth drill bit goes deep, the extension rod 7 needs to be added to lengthen the earth drill. At the moment, the first fixing sleeve 2 is screwed to the upper part, the mortise-tenon connection is exposed, the T-shaped handle 1 is replaced by the extension rod 7, and then the fixing sleeve is reset. The next level of soil sampling can be performed by installing the T-shaped handle 1 above the extension rod 7 in the same way. When the extension rods 7 are increased in quantity, the soil drill is long, the soil drilling holes are deep, and the connection and the disassembly are convenient, so that the soil sample can be taken out of the soil drill and can be withdrawn from one extension rod every time when the soil drill is withdrawn, and the extension rod is disassembled, thereby avoiding the embarrassment that the soil drill is not convenient to withdraw when the soil drill is long.
Claims (8)
1. The deep soil borrowing drill convenient to disassemble is characterized by comprising an extension rod (7), wherein one end of the extension rod (7) is detachably connected with a T-shaped handle (1), the other end of the extension rod (7) is detachably connected with a connecting rod (3), and the extension rod (7) is respectively connected with the T-shaped handle (1) and the connecting rod (3) through a mortise and tenon joint structure; a drill bit (8) is fixed at one end of the connecting rod (3), a groove is formed in the lower portion, close to the drill bit (8), of the connecting rod (3), a soil returning piston (11) is arranged in the groove, the soil returning piston (11) comprises a cross rod (12) horizontally arranged in the top of the groove, a sliding rod (18) is vertically fixed in the middle of the cross rod (12), a baffle (19) is horizontally fixed in the top of the drill bit (8), and one end of the sliding rod (18) extends out of the bottom of the groove and the bottom of the connecting rod (3) and is fixedly connected with the top of the baffle (19); the outer wall of the sliding rod (18) is provided with a spring (13), one end of the spring (13) is fixed to the top of the sliding rod (18), and the other end of the spring (13) is fixed to the bottom of the sliding rod (18).
2. The deep soil earth auger convenient to disassemble as claimed in claim 1, wherein the drill bit (8) is a hollow drill bit, the bottom end surface of the drill bit (8) is an arc-shaped surface, and the arc-shaped surface is provided with a cutting edge (17) for breaking earth.
3. The deep soil earth auger convenient to disassemble as claimed in claim 1, wherein the drill head (8) is further provided with an earth-taking window (10).
4. A deep soil drill convenient to disassemble as claimed in claim 1, wherein a first connecting tenon (4) is arranged at one end of the T-shaped handle (1), a first connecting mortise (5) is arranged at the top end of the extension rod (7) in a matched mode, a second connecting tenon (15) is arranged at the bottom end of the extension rod (7), a second connecting mortise (16) is arranged at the top end of the connecting rod (3) in a matched mode, the first connecting tenon (4) and the first connecting mortise (5) are arranged in a matched mode, and the second connecting tenon (15) and the second connecting mortise (16) are arranged in a matched mode.
5. A deep soil auger easy to disassemble and assemble as claimed in claim 4, wherein the first and second connecting tenons (4, 15) are each hexagonal prism shaped.
6. The deep soil earth auger convenient to disassemble as claimed in claim 1, wherein a first fixing sleeve (2) is arranged at the joint of the T-shaped handle (1) and the extension rod (7), and the first fixing sleeve (2) is connected with the extension rod (7) through threads.
7. The deep soil earth auger convenient to disassemble as claimed in claim 1, wherein a second fixing sleeve (9) is arranged at the joint of the connecting rod (3) and the extension rod (7), and the second fixing sleeve (9) is in threaded connection with the extension rod (7).
8. The deep soil earth auger convenient to disassemble as claimed in claim 1, wherein the outer wall of the extension rod (7) is further provided with scale marks (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921090300.8U CN210221559U (en) | 2019-07-12 | 2019-07-12 | Dismantle convenient deep soil geotome |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921090300.8U CN210221559U (en) | 2019-07-12 | 2019-07-12 | Dismantle convenient deep soil geotome |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210221559U true CN210221559U (en) | 2020-03-31 |
Family
ID=69937510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921090300.8U Active CN210221559U (en) | 2019-07-12 | 2019-07-12 | Dismantle convenient deep soil geotome |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210221559U (en) |
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2019
- 2019-07-12 CN CN201921090300.8U patent/CN210221559U/en active Active
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