CN113758740B - Hand-held simple sampler capable of being inserted into deep part of coal pile - Google Patents
Hand-held simple sampler capable of being inserted into deep part of coal pile Download PDFInfo
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- CN113758740B CN113758740B CN202110933735.XA CN202110933735A CN113758740B CN 113758740 B CN113758740 B CN 113758740B CN 202110933735 A CN202110933735 A CN 202110933735A CN 113758740 B CN113758740 B CN 113758740B
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- 239000003245 coal Substances 0.000 title claims abstract description 32
- 238000005070 sampling Methods 0.000 claims abstract description 40
- 230000000149 penetrating effect Effects 0.000 claims abstract 6
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
Classifications
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a hand-held simple sampler capable of penetrating into the deep part of a coal pile, which comprises a hand-held box, wherein an outer extending rod is arranged in the hand-held box, a middle extending rod is connected with the outer extending rod in a threaded manner, an inner extending rod is connected with the middle extending rod in a threaded manner, and a sampling part is arranged at one end, far away from the hand-held box, of the inner extending rod; the driving part for driving the outer extending rod to rotate is arranged on the handheld box; according to the invention, the outer extending rod is driven by the driving part to rotate, so that the middle extending rod in threaded connection is extended, after the middle extending rod is completely extended from the inner extending rod, the outer extending rod can drive the middle extending rod to rotate, and the inner extending rod in threaded connection is extended in the middle extending rod.
Description
Technical Field
The invention relates to the technical field of samplers, in particular to a handheld simple sampler capable of being inserted into the deep part of a coal pile.
Background
Coal is a combustible black or brown-black sedimentary rock, and usually occurs in rock strata or ore veins of coal beds or coal beds, and is mainly composed of elements such as carbon, hydrogen, oxygen, nitrogen, sulfur, phosphorus and the like, wherein the sum of the three elements accounts for more than 95% of organic matters, and is a very important energy source for producing electric power or heat energy mainly through combustion; is also an important raw material in the metallurgical and chemical industries, and is used for refining metals or producing chemical fertilizers and a plurality of chemical products; coal is used in iron and steel production and course of working comparatively commonly, mainly used provides great heat and high temperature, and the kind and the quality of coal are also many different among the prior art, and the poor coal of quality can produce more impurity, consequently need sample the detection to the coal, and the coal stacks into the coal heap more among the prior art, and the sample of coal heap deep coal is also comparatively difficult. In view of this, we propose a hand-held simple sampler that can be inserted into the deep portion of the coal pile.
Disclosure of Invention
In order to make up for the defects, the invention provides a hand-held simple sampler which can be inserted into the deep part of a coal pile.
The technical scheme of the invention is as follows:
the hand-held simple sampler comprises a hand-held box, wherein an outer extending rod is arranged in the hand-held box, a middle extending rod is connected with the inner thread of the outer extending rod, an inner extending rod is connected with the inner thread of the middle extending rod, and a sampling component is arranged at one end, far away from the hand-held box, of the inner extending rod; the hand-held box is provided with a driving part for driving the outer extending rod to rotate.
As an optimized technical scheme, the sampling component comprises a fixed block fixedly connected with the inner extending rod, a movable block is rotatably connected to the fixed block, a first motor is installed in the fixed block, and the fixed block is fixedly connected with an output shaft of the first motor in a key joint manner; four sampling plates which are cone-shaped after being combined are hinged on the movable block.
As the preferable technical scheme, the inside fixedly connected with second motor of movable block, the movable block is located sampling board one end rotates and is connected with first threaded rod, first threaded rod with second motor output shaft key joint is fixed, threaded connection has the movable plate on the first threaded rod, the movable plate with install the connecting rod between the sampling board, the connecting rod with the movable plate with the sampling board inner wall is all articulated.
As the preferable technical scheme, the driving part comprises a third motor fixedly connected to the handheld box, a second threaded rod is rotatably connected to the inner wall of the handheld box, the second threaded rod is in key joint with an output shaft of the third motor, and the outer extending rod is connected with the second threaded rod.
As an optimized technical scheme, one end of the outer extending rod, which is close to the second threaded rod, is provided with a threaded opening, the outer side of the threaded opening is provided with a driving groove, one end of the second threaded rod, which is close to the outer extending rod, is fixed with a plurality of clamping blocks, and the clamping blocks can be inserted into the driving groove; the driving groove is in threaded connection with the second threaded rod.
As the preferable technical scheme, one end of the outer extending rod, which is far away from the threaded port, is provided with a second limiting part, and after the outer extending rod extends, the middle extending rod is provided with a plurality of second clamping grooves close to the outer wall of the circumference of one end of the outer extending rod.
As the preferable technical scheme, the second limiting part comprises a rotating plate which is rotationally connected with the outer extending rod, a spring is fixedly connected in the rotating plate, an inserting shaft is fixedly connected below the spring, the inserting shaft can be inserted into the second clamping groove, and an inclined opening for the inserting shaft to move is formed in the outer extending rod.
As an optimized technical scheme, an extension plate is symmetrically and fixedly connected to the outer wall of the circumference of the end, far away from the third motor, of the handheld box, and a first limiting component is arranged on the extension plate; the outer extending rod is provided with a first clamping groove at the same position of the first limiting part after extending out of the handheld box completely; the first limiting component comprises clamping plates, two clamping plates are combined to form a clamping opening with the same diameter as that of the inner ring of the first clamping groove, one side, away from the clamping opening, of each clamping plate is rotationally connected with a bolt, and the bolts penetrate through the extending plates and are in threaded connection with the extending plates.
As an optimal technical scheme, two handles are symmetrically and fixedly connected to the circumferential outer wall of the handheld box.
As a preferable technical scheme, a cavity for accommodating the outer protruding rod is arranged in the handheld box.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the outer extending rod is driven by the driving part to rotate, so that the middle extending rod in threaded connection is extended, after the middle extending rod is completely extended from the outer extending rod, the threads on the inner wall of the outer extending rod are not intersected with the threads on the outer wall of the middle extending rod, so that the outer extending rod can drive the middle extending rod to rotate, and the inner extending rod in threaded connection with the middle extending rod is extended.
Drawings
FIG. 1 is a schematic view of the whole structure of the present invention (assembled);
FIG. 2 is a schematic view of the overall structure of the present invention, with two parts (extended);
FIG. 3 is a schematic view of the internal structure of the hand-held case of the present invention;
FIG. 4 is a schematic view of the junction of an externally projecting rod and a second threaded rod in accordance with the present invention;
FIG. 5 is a schematic view of the structure of the junction between the outer extension rod and the middle extension rod in the present invention;
FIG. 6 is a schematic structural view of a second limiting member according to the present invention;
FIG. 7 is a cross-sectional view of FIG. 6 in accordance with the present invention;
FIG. 8 is a schematic diagram of a sampling device according to the present invention.
In the figure:
a hand-held box 1; a grip 10; an extension plate 11; a cavity 12; a first limiting member 2; a clamping plate 20; a bolt 21; a nip 22; an externally projecting rod 3; a first card slot 30; a threaded opening 31; a drive slot 32; a second stopper 33; a rotating plate 330; an insertion shaft 331; a spring 332; a bevel 34; a middle extension rod 4; a second clamping groove 40; an inner extension rod 5; a sampling part 6; a fixed block 60; a first motor 61; a movable block 62; a second motor 63; sampling plate 64; a first threaded rod 65; a movable tray 66; a connecting rod 67; a driving part 7; a third motor 70; a second threaded rod 71; a latch 72.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Example 1
Referring to fig. 1-8, the present invention provides a technical solution:
the hand-held simple sampler comprises a hand-held box 1, wherein an outer extending rod 3 is arranged in the hand-held box 1, a middle extending rod 4 is connected with the inner thread of the outer extending rod 3, an inner extending rod 5 is connected with the inner thread of the middle extending rod 4, and a sampling part 6 is arranged at one end, far away from the hand-held box 1, of the inner extending rod 5; a driving part 7 for driving the outward extending rod 3 to rotate is arranged on the handheld box 1; under the drive of the driving part 7, the outer extending rod 3 rotates, so that the middle extending rod 4 in the middle extending rod is connected with threads, after the middle extending rod 4 extends out of the outer extending rod 3 completely, the threads on the inner wall of the outer extending rod 3 are not intersected with the threads on the outer wall of the middle extending rod 4, the outer extending rod 3 drives the middle extending rod 4 to rotate, and the inner extending rod 5 in the middle extending rod 4 is connected with threads in a threaded manner, in such a way, the sampling part 6 arranged on the inner extending rod 5 can be extended into the deep part of the coal pile to sample, and the device is simple to operate and convenient to use.
Example 2
On the basis of embodiment 1, this embodiment provides the following technical scheme: the sampling part 6 comprises a fixed block 60 fixedly connected with the inner extension rod 5, a movable block 62 is rotatably connected to the fixed block 60, a first motor 61 is installed in the fixed block 60, and the fixed block 60 is fixedly connected with an output shaft of the first motor 61 in a key joint manner; four sampling plates 64 which are cone-shaped after being combined are hinged on the movable block 62.
It should be added that the outer wall of the sampling plate 64 is toothed, so that when the sampling plate 64 rotates, the teeth on the outer wall can disperse the coal around the sampling plate, and the sampling part 6 can be conveniently penetrated in.
It should be noted that, the first motor 61 drives the movable block 62 to rotate, so as to drive the four sampling plates 64 to rotate, so that surrounding coal blocks can be dispersed; when the sampling part 6 reaches the deep part of the coal pile, the sampling plate 64 is opened, a small amount of coal blocks are taken, and then the sampling is completed.
Example 3
On the basis of embodiment 2, this embodiment provides the following technical scheme: the inside fixedly connected with second motor 63 of movable block 62, movable block 62 are located sampling plate 64 one end and rotate and be connected with first threaded rod 65, and first threaded rod 65 is fixed with second motor 63 output shaft key, and threaded connection has movable dish 66 on the first threaded rod 65, installs connecting rod 67 between movable dish 66 and the sampling plate 64, and connecting rod 67 all articulates with movable dish 66 and sampling plate 64 inner wall.
It should be noted that, the output shaft of the second motor 63 drives the first threaded rod 65 to rotate, so as to drive the movable disc 66 to move on the first threaded rod 65, and the movable disc 66 moves with the sampling plate 64 under the driving of the connecting rod 67 in the moving process, so as to realize the opening and closing of the sampling plate 64; when the movable disc 66 moves away from the second motor 63, the sampling plate 64 is opened, when the movable disc 66 moves towards the second motor 63, the sampling plate 64 is closed, so that the sampling plate 64 can be opened when the sampling part 6 reaches the deep part of the coal pile, a small amount of coal blocks are fixed to fall into the sampling plate 64 under the gravity of the coal blocks and the extrusion of the surrounding coal blocks, and then the sampling plate 64 is closed again, so that the sampling can be realized.
Example 4
On the basis of embodiment 1, this embodiment provides the following technical scheme: the driving part 7 comprises a third motor 70 fixedly connected to the handheld box 1, a second threaded rod 71 is rotatably connected to the inner wall of the handheld box 1, the second threaded rod 71 is in key joint with the output shaft of the third motor 70, and the outward extending rod 3 is connected with the second threaded rod 71.
The output shaft of the third motor 70 drives the second threaded rod 71, thereby driving the protruding rod 3 to rotate.
Example 5
On the basis of embodiment 4, this embodiment provides the following technical scheme: the end, close to the second threaded rod 71, of the outward extending rod 3 is provided with a threaded opening 31, the outer side of the threaded opening 31 is provided with a driving groove 32, a plurality of clamping blocks 72 are fixed at the end, close to the outward extending rod 3, of the second threaded rod 71, and the clamping blocks 72 can be inserted into the driving groove 32; the driving groove 32 is screw-coupled with the second screw rod 71.
It should be noted that, the second threaded rod 71 rotates to drive the external extension rod 3 through the threaded opening 31, so as to drive the external extension rod 3 to move, and extend the external extension rod 3 out of the handheld box 1, when the external extension rod 3 extends to the position close to the outermost position, a part of the clamping block 72 on the second threaded rod 71 slides into the driving groove 32, and under the action of external force, the clamping block 72 can slide into the driving groove 32 completely, so that the rotation of the second threaded rod 71 drives the external extension rod 3 to rotate.
Example 6
On the basis of embodiment 5, this embodiment provides the following technical scheme: the second limiting part 33 is arranged at one end of the outer extending rod 3 far away from the threaded opening 31, and a plurality of second clamping grooves 40 are formed in the outer wall of the circumference of the middle extending rod 4, close to one end of the outer extending rod 3, of the middle extending rod 4 after the outer extending rod 3 extends.
It should be noted that, after the threads on the inner wall of the outer extending rod 3 and the threads on the outer wall of the middle extending rod 4 are no longer intersected, the outer extending rod 3 will drive the middle extending rod 4 to rotate; under the action of the second limiting member 33, the thread of the inner wall of the outer extension rod 3 and the outer wall of the middle extension rod 4 can be prevented from being broken under a strong torque.
Example 7
On the basis of embodiment 6, this embodiment provides the following technical scheme: the second limiting component 33 comprises a rotating plate 330 rotationally connected with the outer extending rod 3, a spring 332 is fixedly connected in the rotating plate 330, an inserting shaft 331 is fixedly connected below the spring 332, the inserting shaft 331 can be inserted into the second clamping groove 40, and an inclined opening 34 for the inserting shaft 331 to move is formed in the outer extending rod 3.
It should be noted that, after the middle extension rod 4 extends completely in the outer extension rod 3, the rotation plate 330 is rotated, and the insertion shaft 331 in the rotation plate 330 passes through the outer extension rod 3 under the action of the spring 332 and is inserted into the second clamping groove 40, so that the middle extension rod 4 can be fixed, that is, the middle extension rod 4 can be driven to rotate by the outer extension rod 3, and when the rotation plate 330 is reversed, the insertion shaft 331 returns to the circumferential outer wall of the outer extension rod 3 along the bevel 34, so that the connection between the outer extension rod 3 and the middle extension rod 4 can be separated.
Example 8
On the basis of implementation 4, the present embodiment provides the following technical scheme: the outer wall of the circumference of the hand-held box 1 far away from one end of the third motor 70 is symmetrically and fixedly connected with an extension plate 11, and the extension plate 11 is provided with a first limiting component 2; the outer extending rod 3 is provided with a first clamping groove 30 at the same position of the first limiting part 2 after extending completely from the handheld box 1; the first limiting component 2 comprises clamping plates 20, clamping openings 22 with the same diameter as the inner ring of the first clamping groove 30 are formed after the two clamping plates 20 are combined, bolts 21 are connected to one side, away from the clamping openings 22, of the clamping plates 20 in a rotating mode, and the bolts 21 penetrate through the extension plate 11 and are in threaded connection with the extension plate 11.
After the outer extension rod 3 extends completely, in order to prevent the outer ring of the second threaded rod 71 from being extruded by the threads in the threaded opening 31 and the threads of the outer ring of the second threaded rod 71 under the action of a large resistance force, the outer extension rod 3 is completely extended from the handheld box 1, the bolt 21 is screwed, the lower clamping plate 20 is driven by the bolt 21 to move towards the side of the outer extension rod 3, and the clamping plate 20 is clamped in the first clamping groove 30, so that the position of the outer extension rod 3 can be fixed.
Example 9
On the basis of embodiment 1, this embodiment provides the following technical scheme: two handles 10 are symmetrically and fixedly connected to the circumferential outer wall of the hand-held box 1; the grip 10 is provided to facilitate the hand-held operation of the device of this embodiment.
Example 10
On the basis of embodiment 1, this embodiment provides the following technical scheme: a cavity 12 is provided in the hand-held case 1 for receiving the outwardly extending rod 3.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present invention, and are not intended to limit the invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. Hand-held simple sampler capable of being inserted into deep part of coal pile, and is characterized in that: the device comprises a handheld box (1), wherein an outer extending rod (3) is arranged in the handheld box (1), a middle extending rod (4) is connected with the inner thread of the outer extending rod (3), an inner extending rod (5) is connected with the inner thread of the middle extending rod (4), and a sampling component (6) is arranged at one end, far away from the handheld box (1), of the inner extending rod (5); a driving part (7) for driving the outer extending rod (3) to rotate is arranged on the handheld box (1);
the driving part (7) comprises a third motor (70) fixedly connected to the handheld box (1), a second threaded rod (71) is rotatably connected to the inner wall of the handheld box (1), the second threaded rod (71) is in key joint with an output shaft of the third motor (70), and the outer protruding rod (3) is connected with the second threaded rod (71);
a threaded opening (31) is formed in one end, close to the second threaded rod (71), of the outer protruding rod (3), a driving groove (32) is formed in the outer side of the threaded opening (31), a plurality of clamping blocks (72) are fixed at one end, close to the outer protruding rod (3), of the second threaded rod (71), and the clamping blocks (72) can be inserted into the driving groove (32); the driving groove (32) is in threaded connection with the second threaded rod (71);
a second limiting part (33) is arranged at one end, far away from the threaded opening (31), of the outer extending rod (3), and a plurality of second clamping grooves (40) are formed in the outer wall, close to the circumference, of one end of the outer extending rod (3), of the middle extending rod (4) after the outer extending rod (3) extends;
the second limiting component (33) comprises a rotating plate (330) which is rotationally connected with the outer extending rod (3), a spring (332) is fixedly connected in the rotating plate (330), an inserting shaft (331) is fixedly connected below the spring (332), the inserting shaft (331) can be inserted into the second clamping groove (40), and an inclined opening (34) for the inserting shaft (331) to move is formed in the outer extending rod (3).
2. The hand-held, simple sampler for penetrating into the deep portion of a coal pile of claim 1, wherein: the sampling component (6) comprises a fixed block (60) fixedly connected with the inner extending rod (5), a movable block (62) is rotatably connected to the fixed block (60), a first motor (61) is arranged in the fixed block (60), and the fixed block (60) is fixedly connected with an output shaft of the first motor (61) in a key joint mode; four sampling plates (64) which are cone-shaped after being combined are hinged on the movable block (62).
3. The hand-held, simple sampler for penetrating into the deep portion of a coal pile as claimed in claim 2, wherein: the inside fixedly connected with second motor (63) of movable block (62), movable block (62) are located sampling board (64) one end rotates and is connected with first threaded rod (65), first threaded rod (65) with second motor (63) output shaft key joint is fixed, threaded connection has movable dish (66) on first threaded rod (65), movable dish (66) with install connecting rod (67) between sampling board (64), connecting rod (67) with movable dish (66) with sampling board (64) inner wall all articulates.
4. The hand-held, simple sampler for penetrating into the deep portion of a coal pile of claim 1, wherein: an extension plate (11) is symmetrically and fixedly connected to the outer circumferential wall of one end, far away from the third motor (70), of the handheld box (1), and a first limiting component (2) is arranged on the extension plate (11); the outer extending rod (3) extends out of the handheld box (1) completely and then is positioned at the same position of the first limiting component (2) to form a first clamping groove (30); the first limiting component (2) comprises clamping plates (20), two clamping plates (20) are combined to form a clamping opening (22) with the same diameter as the inner ring of the first clamping groove (30), the clamping plates (20) are rotatably connected with bolts (21) at one side far away from the clamping opening (22), and the bolts (21) penetrate through the extension plate (11) and are in threaded connection with the extension plate (11).
5. The hand-held, simple sampler for penetrating into the deep portion of a coal pile of claim 1, wherein: two handles (10) are symmetrically and fixedly connected to the circumferential outer wall of the handheld box (1).
6. The hand-held, simple sampler for penetrating into the deep portion of a coal pile of claim 1, wherein: a cavity (12) for accommodating the outer extending rod (3) is arranged in the handheld box (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110933735.XA CN113758740B (en) | 2021-08-15 | 2021-08-15 | Hand-held simple sampler capable of being inserted into deep part of coal pile |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110933735.XA CN113758740B (en) | 2021-08-15 | 2021-08-15 | Hand-held simple sampler capable of being inserted into deep part of coal pile |
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| Publication Number | Publication Date |
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| CN113758740A CN113758740A (en) | 2021-12-07 |
| CN113758740B true CN113758740B (en) | 2024-03-15 |
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| CN112832232A (en) * | 2020-12-31 | 2021-05-25 | 福建庄金科技有限公司 | Expanded cast-in-place pile and construction method thereof |
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2021
- 2021-08-15 CN CN202110933735.XA patent/CN113758740B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007205081A (en) * | 2006-02-03 | 2007-08-16 | Almax:Kk | Load release device for pipe support for timbering |
| CN205202404U (en) * | 2015-11-22 | 2016-05-04 | 江山惠企科技服务有限公司 | Circuit board film pressing machine |
| CN109342109A (en) * | 2018-08-28 | 2019-02-15 | 昆明理工大学 | A kind of soil sampler |
| CN209689963U (en) * | 2019-03-22 | 2019-11-26 | 张凯强 | For detecting the portable sampling device of soil element |
| CN112106743A (en) * | 2020-08-13 | 2020-12-22 | 青岛海关技术中心 | Barn pest sampling device |
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| CN112832232A (en) * | 2020-12-31 | 2021-05-25 | 福建庄金科技有限公司 | Expanded cast-in-place pile and construction method thereof |
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| CN113758740A (en) | 2021-12-07 |
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