CN218035715U - Drilling sampling device for frozen soil - Google Patents
Drilling sampling device for frozen soil Download PDFInfo
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- CN218035715U CN218035715U CN202220441212.3U CN202220441212U CN218035715U CN 218035715 U CN218035715 U CN 218035715U CN 202220441212 U CN202220441212 U CN 202220441212U CN 218035715 U CN218035715 U CN 218035715U
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- vibrations hammer
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Abstract
The utility model provides a drilling sampling device for frozen soil, including removing shallow, vibrations hammer, floating assembly and suspension assembly, the vibrations hammer is through floating assembly sliding connection to the one side of removing the shallow, and the upper end fixed connection of vibrations hammer suspends assembly's one end in midair, and suspension assembly's the other end can be dismantled and be connected to the opposite side of removing the shallow, and the vibrations hammer sets up with the drill pipe mutually independent, and the drill pipe lower extreme passes through vibrations hammer static pressure to underground. A drilling sampling device for frozen soil, traditional rotatory drilling mode can make frozen soil melt because of the high temperature that the friction produced under the frozen soil environment, has destroyed the sample structure to the adoption is bored the drill pipe underground through vibrations hammer static pressure, has guaranteed sampling quality, and the device has disposed the removal shallow simultaneously, and the station is changed in a flexible way, has increased the suitability of device.
Description
Technical Field
The utility model belongs to soil sampling field especially relates to a drilling sampling device for frozen soil.
Background
Frozen soil refers to various rocks and soils that are below zero degrees centigrade and contain ice. Generally, frozen earth, which can be classified into short-term frozen earth and permafrost earth, has rheological property, and the long-term strength of the frozen earth is far lower than the instantaneous strength, and due to the characteristics, two dangers need to be faced when building engineering structures in a frozen earth area: frost heaving and thawing, frozen soil layer thickness in the cold area in the north of china is 1M usually, and extreme area is 2M, need carry out the probing sampling of soil to the target point before the construction, and prior art's drilling sampling is mostly the drilling mode of rotary drill bit, and drill bit and frozen soil can make the frozen soil dissolve because of the friction produces high temperature in the sample process, have destroyed the sample structure.
Disclosure of Invention
In view of this, the utility model aims at providing a drilling sampling device for frozen soil to solve traditional rotatory drilling mode and can make the frozen soil melt because of the high temperature that the friction produced, destroyed the problem of sample structure.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
the utility model provides a drilling sampling device for frozen soil, is including removing shallow, vibrations hammer, floating assembly and suspension assembly, and the vibrations hammer is through floating assembly sliding connection to one side of removing the shallow, and the upper end fixed connection of vibrations hammer suspends the one end of assembly in midair, and suspension assembly's the other end can be dismantled and be connected to the opposite side of removing the shallow, and vibrations hammer and drill pipe mutual independence set up, and the drill pipe lower extreme passes through vibrations hammer static pressure to underground.
Further, the subassembly that floats includes slider, baffle and guide rail, and the both sides of vibrations hammer set up a baffle respectively, and are equipped with the slide opening on the baffle, set up a guide rail in every slide opening, and the lower extreme joint of every guide rail to the lower extreme of baffle, and the upper end of guide rail passes the upper end that a slider rear contact is connected to the slider, and one side fixed connection of every slider is to one side of removing the shallow.
Furthermore, the guide rail is of an inverted T-shaped structure when crossing the street.
Further, the suspension assembly comprises a lifting rope, a roller and a locking block, the two ends of the roller are rotatably sleeved on the upper end of the movable trolley, one end of the lifting rope is fixedly connected to one end of the vibration hammer, and the other end of the lifting rope extends along the periphery of the roller and then is detachably connected to the locking block.
Furthermore, the locking block is provided with a through hole and a locking hole which are perpendicular to each other, the locking bolt is in threaded connection with the inside of the locking hole, and the periphery of the lifting rope is detachably connected with the inside of the through hole through the locking bolt.
Furthermore, the drill pipe comprises a bearing plate and a static pressure pipe, the cross section of the bearing plate is of a T-shaped structure, the upper end of the static pressure pipe extends from the peach to the lower end of the bearing plate, and sawteeth are uniformly distributed on the lower end of the static pressure plate along the radial direction.
Further, the vibrations hammer includes the motor, a machine housing, a spring, the axis, sliding sleeve and tup, the inside axis that sets up of casing, casing upper end fixed mounting motor, centraxonial upper end fixed connection to the transmission shaft of motor, centraxonial lower extreme fixed mounting sliding sleeve, and the peripheral setting of sliding sleeve is spiral helicine slide rail, the tup upper end is equipped with the spout, the sliding sleeve is located the spout, the spout lateral wall is equipped with the slide bar, the peripheral sliding connection of slide bar is peripheral to the slide rail, the one end fixed connection of spring is to the upper end inner circle of casing, the other end fixed connection of spring is to the upper end of tup, the lower extreme of tup is used for the static pressure to accept the upper end of board.
Compared with the prior art, a drilling sampling device for frozen soil have following beneficial effect: traditional rotary drilling mode can make frozen soil melt because of the high temperature that the friction produced under the frozen soil environment, has destroyed the sample structure to adopt and bore the drill pipe into the underground through vibrations hammer static pressure, guaranteed sampling quality, the device has disposed simultaneously and has removed the shallow, and the station is changed in a flexible way, has increased the suitability of device.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
fig. 1 is a schematic structural diagram of a drilling sampling device for frozen soil according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a drill pipe according to an embodiment of the present invention.
Fig. 3 is a schematic cross-sectional view of the vibration hammer according to the embodiment of the present invention;
FIG. 4 is a schematic structural view of the assembly of the sliding rod and the sliding sleeve according to the embodiment of the present invention;
fig. 5 is a schematic structural view of the assembly of the middle shaft and the sliding sleeve according to the embodiment of the present invention.
Description of the reference numerals:
1-moving the cart; 2-a vibration hammer; 21-a motor; 22-a housing; 23-a spring; 24-the medial axis; 25-a sliding sleeve; 26-hammer head; 27-a slide rail; 28-a slide bar; 3-a floating assembly; 31-a slide block; 32-a baffle; 33-a guide rail; 4-a suspension assembly; 41-lifting rope; 42-a roller; 43-a locking block; 5-drilling a pipe; 51-a bearing plate; 52-static pressure tube.
Detailed Description
It should be noted that, in the case of no conflict, the embodiments and features of the embodiments of the present invention may be combined with each other.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1-4, a drilling sampling device for frozen soil, including moving the shallow 1, the vibrations hammer 2, floating assembly 3 and suspension assembly 4, vibrations hammer 2 is through floating assembly 3 sliding connection to one side of moving the shallow 1, the upper end fixed connection of vibrations hammer 2 suspends one end of assembly 4 in midair, the other end of suspension assembly 4 can be dismantled and is connected to the opposite side of moving the shallow 1, vibrations hammer 2 and drill pipe 5 set up independently each other, traditional rotatory drilling mode can make frozen soil melt because of the high temperature that the friction produced under the frozen soil environment, destroyed the sample structure, thereby adopt and dig into the underground with drill pipe 5 through the static pressure of vibrations hammer 2, guaranteed the sampling quality, the device has been disposed and has moved the shallow 1 simultaneously, the station is changed in a flexible way, increased the suitability of device.
The drill pipe 5 comprises a bearing plate 51 and a static pressure pipe 52, the cross section of the bearing plate 51 is a T-shaped structure, the upper end of the static pressure pipe 52 extends from the upper end to the lower end of the bearing plate 51, saw teeth are uniformly distributed at the lower end of the static pressure plate along the radial direction, the vibration hammer 2 can be an existing device or a simple vibration unit shown in fig. 3-4, the vibration hammer 2 comprises a motor 21, a machine shell 22, a spring 23, a middle shaft 24, a sliding sleeve 25 and a hammer head 26, the middle shaft 24 is arranged in the machine shell 22, the motor 21 is fixedly arranged at the upper end of the machine shell 22, the upper end of the middle shaft 24 is fixedly connected to a transmission shaft of the motor 21, the sliding sleeve 25 is fixedly arranged at the lower end of the middle shaft 24, a spiral sliding rail 27 is arranged at the periphery of the sliding sleeve 25, the sliding groove is arranged at the upper end of the hammer head 26, the sliding sleeve 25 is positioned in the sliding groove, a sliding rod 28 is arranged at the side wall, the periphery of the sliding rod 28 is slidably connected to the periphery of the sliding rail 27, one end of the spring 23 is fixedly connected to the upper end of the machine shell 22, the other end of the spring 23 is fixedly connected to the upper end of the hammer head 26, the lower end of the hammer head 26, the hammer head 26 is used for the lower end of the bearing plate 51, wherein the motor 21 is used for compressing the alternating current motor 21, the static pressure motor 23, the static pressure of the static pressure motor 23 in the static pressure pipe 21 in the prior art, the static pressure pipe to drive the static pressure pipe to repeatedly compress the static pressure pipe to drive the sliding sleeve 21, and the sliding sleeve 23 to form a state, and the static pressure pipe to compress the motor 23.
In order to avoid the unstable relative position of the vibration hammer 2 in the vibration state, floating assemblies 3 are arranged on two sides of the vibration hammer 2, as shown in fig. 1, each floating assembly 3 comprises a sliding block 31, a baffle 32 and a guide rail 33, two sides of the vibration hammer 2 are respectively provided with one baffle 32, each baffle 32 is provided with a sliding hole, each sliding hole is internally provided with one guide rail 33, the lower end of each guide rail 33 is clamped to the lower end of the corresponding baffle 32, the upper end of each guide rail 33 penetrates through one sliding block 31 and then is connected to the upper end of the corresponding sliding block 31 in a contact mode, one side of each sliding block 31 is fixedly connected to one side of the corresponding movable cart 1, and the transverse cross section of each guide rail 33 is of an inverted T-shaped structure.
The working process of the drilling sampling device for frozen soil comprises the following steps:
the working personnel move the cart 1 to move the vibration hammer 2 to a sampling point, then the static pressure pipe 52 is inserted into frozen soil of the point, the bearing plate 51 is placed at the upper end of the static pressure pipe 52, the working personnel hang and twist a locking bolt in a locking hole to open the fixed state of the lifting rope 41 and the locking block 43, at the moment, the vibration hammer 2 falls to abut against the upper end of the bearing plate 51 under the influence of gravity, the working personnel switch on the power supply of the motor 21, the transmission shaft of the motor 21 drives the sliding sleeve 25 to rotate through the middle shaft 24, so that the spiral rotation of the sliding rail 27 is realized, in the spiral rotation process of the sliding rail 27, the hammer head 26 spirally rises along the sliding rail 27 through the sliding rod 28, in the rising process, the spring 23 is compressed under the pressure, when the sliding rod 28 is separated from the sliding rail 27, the spring 23 elastically resets the hammer head 26, so that the hammering is carried out once completely, and the circular rotation of the motor 21 forms the working state that the static pressure of the vibration hammer 2 drills the drill pipe 5 into the ground.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A drilling sampling device for frozen soil, its characterized in that: including removing shallow (1), vibrations hammer (2), subassembly (3) and suspend in midair subassembly (4) float, vibrations hammer (2) through subassembly (3) sliding connection that float to the one side of removing shallow (1), the upper end fixed connection of vibrations hammer (2) suspends the one end of subassembly (4) in midair, the other end of suspending subassembly (4) in midair can be dismantled and be connected to the opposite side of removing shallow (1), vibrations hammer (2) and drill pipe (5) mutual independence set up, and drill pipe (5) lower extreme is through vibrations hammer (2) static pressure to underground.
2. The borehole sampling device for frozen earth as recited in claim 1, further comprising: floating assembly (3) includes slider (31), baffle (32) and guide rail (33), the both sides of vibrations hammer (2) set up one baffle (32) respectively, and be equipped with the slide opening on baffle (32), set up one guide rail (33) in every slide opening, and the lower extreme joint of every guide rail (33) to the lower extreme of baffle (32), the upper end of guide rail (33) is passed slider (31) back contact and is connected to the upper end of slider (31), and one side fixed connection of every slider (31) is to the one side of removing shallow (1).
3. The borehole sampling device for frozen earth as recited in claim 1, further comprising: the suspension assembly (4) comprises a lifting rope (41), a roller (42) and a locking block (43), the two ends of the roller (42) are rotatably sleeved at the upper end of the movable trolley (1), one end of the lifting rope (41) is fixedly connected to one end of the vibration hammer (2), and the other end of the lifting rope (41) extends along the periphery of the roller (42) and then is detachably connected to the locking block (43).
4. The borehole sampling device for frozen earth of claim 2, wherein: the transverse section of the guide rail (33) has an inverted T-shaped structure.
5. The borehole sampling device for frozen earth as recited in claim 3, further comprising: the locking block (43) is provided with a through hole and a locking hole which are perpendicular to each other, the locking bolt is in threaded connection with the inside of the locking hole, and the periphery of the lifting rope (41) is detachably connected with the inside of the through hole through the locking bolt.
6. The borehole sampling device for frozen earth as recited in claim 1, further comprising: the drill pipe (5) comprises a bearing plate (51) and a static pressure pipe (52), the cross section of the bearing plate (51) is of a T-shaped structure, the upper end of the static pressure pipe (52) extends from the upper end to the lower end of the bearing plate (51), and saw teeth are uniformly distributed on the lower end of the static pressure plate along the radial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220441212.3U CN218035715U (en) | 2022-03-01 | 2022-03-01 | Drilling sampling device for frozen soil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220441212.3U CN218035715U (en) | 2022-03-01 | 2022-03-01 | Drilling sampling device for frozen soil |
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| Publication Number | Publication Date |
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| CN218035715U true CN218035715U (en) | 2022-12-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220441212.3U Active CN218035715U (en) | 2022-03-01 | 2022-03-01 | Drilling sampling device for frozen soil |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116106513A (en) * | 2023-04-10 | 2023-05-12 | 绵阳师范学院 | Experimental measurement device for geological soil in alpine region |
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2022
- 2022-03-01 CN CN202220441212.3U patent/CN218035715U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116106513A (en) * | 2023-04-10 | 2023-05-12 | 绵阳师范学院 | Experimental measurement device for geological soil in alpine region |
| CN116106513B (en) * | 2023-04-10 | 2023-06-16 | 绵阳师范学院 | Experimental measurement device for geological soil in alpine region |
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