CN116380536B - Railway engineering manages sampling tool - Google Patents
Railway engineering manages sampling tool Download PDFInfo
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- CN116380536B CN116380536B CN202310605244.1A CN202310605244A CN116380536B CN 116380536 B CN116380536 B CN 116380536B CN 202310605244 A CN202310605244 A CN 202310605244A CN 116380536 B CN116380536 B CN 116380536B
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- 238000005070 sampling Methods 0.000 title claims abstract description 71
- 230000000903 blocking effect Effects 0.000 claims abstract description 6
- 238000005192 partition Methods 0.000 claims abstract description 4
- 230000000149 penetrating effect Effects 0.000 claims abstract description 3
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000001514 detection method Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 210000000988 bone and bone Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 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
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- 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 relates to the field of railway engineering material detection sampling, in particular to a railway engineering supervision sampling tool, which comprises a sampling tube, wherein the inside of the sampling tube is axially divided into a plurality of sampling cavities by a plurality of partition plates, and the surface of the sampling tube is provided with a plurality of material openings penetrating through the sampling cavities; the inner wall of each sample cavity is provided with a baffle body in a sliding manner, the surface of the baffle body is provided with a through hole, and the baffle body axially slides to be used for blocking or opening the material hole; the shaft tube rotates to penetrate through all the sample cavities, and spiral sheets are fixed in the sample cavities on the surface of the shaft tube; the telescopic component is arranged on the inner wall of the baffle body and is used for contacting the edge of the spiral sheet; the driving device is connected with the shaft tube, the driving device drives the shaft tube and the spiral piece to rotate, and the edge of the spiral piece props against the telescopic component to move.
Description
Technical Field
The invention relates to the field of railway engineering material detection sampling, in particular to a railway engineering supervision sampling tool.
Background
Railway engineering has higher requirements on construction quality and materials, and particularly controls the quality of engineering materials, and a pre-construction supervision department is responsible for detecting the quality of the engineering materials so as to ensure the construction quality to be correct.
The fine aggregate and the coarse aggregate are materials with larger railway engineering demand, the fine aggregate and the coarse aggregate need to be sampled by a supervision department before being put into engineering use, a plurality of indexes are detected on the fine aggregate and the coarse aggregate, and in order to ensure the accuracy of detection results, sampling is carried out on different parts of a pile of the fine aggregate and the coarse aggregate as much as possible.
Disclosure of Invention
The invention aims to solve the following problems in the prior art: in order to ensure the accuracy of the detection result, sampling is needed to be carried out on different parts of the fine aggregate and the coarse aggregate piles as much as possible, and the fine aggregate and the coarse aggregate are in a stacked state, so that the outer aggregate is easy to sample, and the internal aggregate is difficult to sample.
The invention provides a railway engineering supervision sampling tool for solving the problems in the prior art, which comprises a sampling tube, wherein the inside of the sampling tube is axially divided into a plurality of sampling cavities by a plurality of partition plates, and the surface of the sampling tube is provided with a plurality of material openings penetrating through the sampling cavities;
the inner wall of each sample cavity is provided with a baffle body in a sliding manner, the surface of the baffle body is provided with a through hole, and the baffle bodies axially slide to block or open the material hole;
the shaft tube rotates to penetrate through all the sample cavities, and spiral sheets are fixed in the surface of the shaft tube positioned in each sample cavity;
the telescopic component is arranged on the inner wall of the baffle body and is used for contacting the edge of the spiral sheet;
the driving device is connected with the shaft tube, drives the shaft tube and the spiral sheet to rotate, and the edge of the spiral sheet props against the telescopic assembly to move and is used for driving the baffle to axially slide.
Preferably, the telescopic assembly comprises a telescopic groove formed in the surface of the baffle body, an inclined surface block is slidably arranged in the telescopic groove, the inclined surface block protrudes out of the inner end of the telescopic groove and is used for contacting the edge of the spiral sheet, and the inclined surface block can elastically stretch out and draw back in the telescopic groove through a spring.
Preferably, the telescopic groove is slidably provided with a carrier block, the inclined surface block is connected with the carrier block through a spring, the outer wall of the baffle body is rotatably provided with a stud, and the stud is in threaded connection with the carrier block.
Preferably, one end of the sampling tube, which is far away from the driving device, is rotated with a spiral cone, the spiral cone is fixed with a shaft lever, and the shaft lever rotates to penetrate through the shaft tube.
Preferably, the driving device comprises a turntable, a guide rod is fixed on the surface of the turntable, a guide rod is rotated, the guide rod is in threaded connection with the sampling tube, the guide rod is in sliding connection with the sampling tube, a driving assembly is arranged on the surface of the turntable, and the guide rod, the shaft rod and the shaft tube are connected with the driving assembly.
Preferably, the driving assembly comprises a motor, the motor is connected with the shaft rod through belt transmission, a first gear, a second gear and a fifth gear are respectively fixed at the end parts of the shaft rod, the shaft tube and the screw rod, a swing frame is rotatably installed on the end face of the turntable, a third gear and a fourth gear are respectively rotated on two sides of a rotating point of the swing frame, the third gear axially aligns the first gear and the second gear, and the fourth gear aligns between the first gear and the fifth gear.
Preferably, the driving device further comprises a seat, the turntable rotates to penetrate through the seat, a worm wheel is fixed on the surface of the turntable, a worm is rotated on the surface of the seat, and the worm is meshed with the worm wheel.
Compared with the related art, the railway engineering supervision sampling tool provided by the invention has the following beneficial effects:
1. according to the invention, the sampling tube is provided with the plurality of sampling cavities, the sampling tube is driven and inserted into the bone material pile, so that each sampling cavity corresponds to aggregates at different positions, the feeding is controlled by the baffle body to open the material opening, the aggregates in a plurality of areas are synchronously sampled, the operation is convenient, and the accuracy of the subsequent detection results of a plurality of indexes of fine aggregates and coarse aggregates is improved;
2. according to the invention, the third gear is controlled to be meshed with the first gear and the second gear through the rotating swing frame, or the fourth gear is meshed with the first gear and the fifth gear, so that the shaft tube and the second gear are driven alternatively, the situation that the movable baffle body opens the material opening for sampling and the screw rod pushes the sampling tube to move and feed synchronously is avoided, and the accuracy of the sampling position is ensured.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of a spiral cone connection sampling tube according to the present invention;
FIG. 3 is a schematic cross-sectional view of a sampling tube according to the present invention;
FIG. 4 is a schematic diagram of a baffle block material port structure according to the present invention;
FIG. 5 is a schematic view of a structure of a shutter opening of the present invention;
FIG. 6 is a schematic view of a baffle structure according to the present invention;
FIG. 7 is a schematic view of a telescopic assembly according to the present invention;
FIG. 8 is a schematic diagram of a driving device according to the present invention;
FIG. 9 is a second schematic diagram of the driving device of the present invention;
fig. 10 is a schematic diagram of a driving assembly structure according to the present invention.
Reference numerals in the drawings: 1. a sampling tube; 11. a material port; 2. a spiral vertebral body; 21. a shaft lever; 3. a baffle; 31. a through port; 4. a seat stand; 41. a worm; 42. a worm wheel; 5. a turntable; 51. a guide rod; 52. a screw rod; 6. a shaft tube; 61. a spiral sheet; 7. a telescoping assembly; 71. a telescopic slot; 72. a stud; 73. a carrier block; 74. a bevel block; 8. a motor; 81. a first gear; 82. a second gear; 83. a third gear; 84. a swing frame; 85. a fourth gear; 86. and a fifth gear.
Description of the embodiments
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Specific implementations of the invention are described in detail below in connection with specific embodiments.
Examples
A railway engineering supervision sampling tool comprises a sampling part, a driving part and a hole opening part;
the sampling part structure is as follows:
as shown in fig. 1-4, a cylindrical sampling tube 1 is provided with a cylindrical inner cavity, the inner cavity of the sampling tube 1 is axially divided into a plurality of sampling cavities by a plurality of partition boards, two material openings 11 are formed in the surface of the sampling tube 1 for aligning each sampling cavity, one material opening 11 is aligned with the middle part of the sampling cavity, and the other material opening 11 is aligned with the right edge of the sampling cavity;
as shown in fig. 3-6, a baffle body 3 is arranged on the inner wall of each sample cavity, the outer surface of the baffle body 3 is in sliding fit with the inner wall of each sample cavity, a sliding groove is formed in the surface of the baffle body 3, the inner wall of each sample cavity is provided with a sliding block, the baffle body 3 can axially slide on the inner wall of each sample cavity through the matching of the sliding blocks and the sliding grooves, the surface of the baffle body 3 is provided with a through hole 31 for aligning the middle material hole 11, and a spring is arranged in the sliding groove, so that the baffle body 3 in a free state seals the two material holes 11;
as shown in fig. 4-5, the shaft tube 6 rotates to penetrate through all sample cavities, the spiral piece 61 is fixed on the surface of the shaft tube 6 in each sample cavity, the protruding telescopic component 7 is arranged on the inner surface of the baffle 3, and the edge of the spiral piece 61 contacts with the telescopic component 7.
The structure of the hole opening part is as follows:
as shown in fig. 1-5, a spiral cone 2 is rotatably arranged at the left end of a sampling tube 1, the spiral cone 2 is in a cone shape, spiral fins are arranged on the outer surface of the spiral cone, two ends of a shaft rod 21 rotatably penetrate through a shaft tube 6, and the left end of the shaft rod 21 is fixedly connected with the spiral cone 2;
the driving part is structured as follows:
as shown in fig. 1-3 and 8, the driving device comprises a rotary table 5, a guide rod 51 is fixed on one side of the left end face of the rotary table 5, a lead screw 52 is rotated on the other side of the left end face of the rotary table 5, the lead screw 52 is parallel to the guide rod 51, the lead screw 52 is used for screwing the sampling tube 1, the guide rod 51 is in sliding connection with the sampling tube 1, and the right end of the shaft tube 6 is rotated to penetrate through the rotary table 5;
as shown in fig. 9-10, the driving assembly includes a motor 8, the motor 8 is mounted on the right side of the turntable, an output shaft of the motor 8 is connected with a shaft rod 21 through a belt transmission, a first gear 81, a second gear 82 and a fifth gear 86 are respectively and fixedly mounted at the ends of the shaft rod 21, the shaft tube 6 and the screw rod 52, a swing frame 84 is rotatably mounted on the right end surface of the turntable 5, a third gear 83 and a fourth gear 85 are respectively and rotatably mounted at two sides of a rotation point of the swing frame 84, the third gear 83 axially aligns the first gear 81 and the second gear 82, the fourth gear 85 aligns between the first gear 81 and the fifth gear 86, and a rod handle is fixedly mounted at one end of the swing frame 84.
The sampling process is as follows:
the turntable 5 is positioned on the surface of a carrier, such as a tractor, an engineering carrier vehicle or a simple carrier, the main purpose can carry the equipment to the position of a fine aggregate and a coarse aggregate pile, the motor 8 is started to drive the shaft lever 21 to rotate, the spiral cone 2 is rotated, the staff holds the shaft lever to press downwards, the fourth gear 85 is synchronously meshed with the first gear 81 and the fifth gear 86, the screw 52 synchronously rotates along with the shaft lever 21, under the spiral pushing of the screw 52 and the sliding guide of the guide rod 51, the sampling tube 1 is gradually inserted into the fine aggregate and the coarse aggregate pile, the spiral cone 2 rotating in the inserting process is used for opening holes, so that the sampling tube 1 penetrates deep into the fine aggregate and the coarse aggregate pile, after the sampling tube 1 is inserted to a proper depth, the staff lifts the shaft lever handle, the fourth gear 85 is disconnected from the meshed connection with the first gear 81 and the fifth gear 86, the screw 52 stops rotating, the feeding of the sampling tube 1 is stopped, the screw handle is continuously lifted, the third gear 83 synchronously meshes with the first gear 81 and the second gear 82, the screw 52 synchronously rotates, the screw pieces 21 and 6 are synchronously rotated, the screw pieces 61 are pushed by the sliding guide rods 51, the screw pieces 61 are pushed by the sliding pieces, the sliding parts of the screw pieces 7 and the edge of the screw pieces 11 are pushed by the sliding parts 11, and the edge 11 of the middle part of the screw pieces 11 is not pushed by the sliding parts, and the edge 11 is opened by the sliding parts of the shaft pieces 11;
the telescopic component 7 is pushed by the spiral sheet 61 in a spiral way, and is matched with the elasticity of a spring, so that the blocking body 3 has a certain amplitude of reciprocating motion after opening the material opening 11, aggregate is promoted to enter the sample cavity from the material opening 11, after sampling is completed, the motor 8 is started to rotate reversely, the shaft tube 6 drives the spiral sheet 61 to rotate, the spiral sheet 61 pushes the telescopic component 7 to drive the blocking body 3 to slide and close the material opening 11, the third gear 83 is separated from and meshed with the first gear 81 and the second gear 82 by pressing the rod handle, the fourth gear 85 is meshed and connected with the first gear 81 and the fifth gear 86, and the screw 52 reversely pushes the sampling tube 1 to move out of the bone material pile to finish sampling, so that samples of different positions are contained in different cavities.
Examples
As shown in fig. 8 to 9, the turntable 5 has a cylindrical shape, the turntable 5 rotates to penetrate the seat 4, the seat 4 is used as a device installation base part, a worm wheel 42 is fixed on the surface of the turntable 5, a worm 41 rotates on the surface of the seat 4, and the worm 41 is engaged with the worm wheel 42;
in the sampling process, the material port 11 is upward, so that aggregate falls into the sample cavity under the action of gravity, when aggregate samples in each sample cavity are released, the rotating worm 41 drives the worm wheel 42 and the turntable 5 to rotate, the sampling tube 1 rotates 180 degrees, the material port 11 is downward, the motor 8 is started to drive the shaft rod 21 to rotate, the lifting rod handle enables the third gear 83 to be meshed with the first gear 81 and the second gear 82, the shaft tube 6 drives the spiral piece 61 to rotate, the spiral piece 61 pushes the telescopic component 7 to drive the baffle 3 to slide, and the material port 11 is opened to discharge samples.
Examples
Because the sample cavities are densely distributed, if the sampling points are set to be sparse or the sampling depth cannot fully utilize all the sample cavities, only the required sample cavities can be set to be opened, and the specific operation is as follows:
as shown in fig. 7, the telescopic assembly 7 comprises a telescopic groove 71 formed on the surface of the baffle 3, a carrier block 73 and an inclined surface block 74 are arranged in the telescopic groove 71 in a sliding manner, the inclined surface block 74 protrudes out of the inner end of the telescopic groove 71 and is used for contacting the edge of the spiral piece 61, the inclined surface block 74 is connected with the carrier block 73 through a spring, a stud 72 is rotatably arranged on the outer wall of the baffle 3, and the stud 72 is in threaded connection with the carrier block 73;
if the sample cavity does not need to be opened, the rotary stud 72 drives the carrying block 73 and the inclined block 74 to retract into the telescopic groove 71, the inner end of the inclined block 74 cannot contact the edge of the spiral sheet 61, and the blocking body 3 keeps the material blocking opening 11 in the sampling process;
if the sample cavity needs to be opened, the rotary stud 72 pushes the carrying block 73 and the inclined plane block 74 to slide, so that the inclined plane block 74 protrudes out of the inner end of the telescopic slot 71, the inclined plane block 74 contacts the edge of the spiral sheet 61, the plane side of the inclined plane block 74 is pushed to drive the baffle 3 to integrally slide to open the material opening 11 when the spiral sheet 61 rotates, when the material opening 11 is closed, the spiral sheet 61 reversely pushes the inclined plane side of the inclined plane block 74, the baffle 3 integrally slides to seal the material opening 11 in cooperation with the elastic force of a spring, and when the baffle 3 completely seals the material opening 11 to be positioned, the spiral sheet 61 continuously pushes the inclined plane contacting the inclined plane block 74 to enable the inclined plane block 74 to retract into the telescopic slot 71 against the elastic force to avoid.
Claims (5)
1. A railroad engineering supervision sampling tool, comprising:
the inner part of the sampling tube (1) is axially divided into a plurality of sampling cavities by a plurality of partition boards, and the surface of the sampling tube (1) is provided with a plurality of material openings (11) penetrating through the sampling cavities;
the inner wall of each sample cavity is provided with a baffle body (3) in a sliding manner, the surface of the baffle body (3) is provided with a through hole (31), and the baffle body (3) axially slides to be used for blocking or opening the material hole (11);
a shaft tube (6), wherein the shaft tube (6) rotates to penetrate through all the sample cavities, and a spiral sheet (61) is fixed on the surface of the shaft tube (6) in each sample cavity;
the telescopic component (7) is arranged on the inner wall of the baffle body (3), and the telescopic component (7) is used for contacting the edge of the spiral sheet (61);
the driving device is connected with the shaft tube (6), drives the shaft tube (6) and the spiral sheet (61) to rotate, and the edge of the spiral sheet (61) props against the telescopic assembly (7) to move so as to drive the baffle (3) to axially slide;
the telescopic assembly (7) comprises a telescopic groove (71) formed in the surface of the baffle body (3), an inclined surface block (74) is arranged in the telescopic groove (71) in a sliding mode, the inclined surface block (74) protrudes out of the inner end of the telescopic groove (71) and is used for contacting the edge of the spiral piece (61), and the inclined surface block (74) can elastically stretch in the telescopic groove (71) through a spring;
the telescopic support is characterized in that a carrier block (73) is arranged in the telescopic groove (71) in a sliding mode, an inclined surface block (74) is connected with the carrier block (73) through a spring, a stud (72) is rotatably arranged on the outer wall of the baffle body (3), and the stud (72) is in threaded connection with the carrier block (73).
2. Railway engineering supervision sampling tool according to claim 1, characterized in that the end of the sampling tube (1) remote from the driving device is rotated with a spiral cone (2), the spiral cone (2) is fixed with a shaft lever (21), the shaft lever (21) rotates through the shaft tube (6).
3. Railway engineering supervision sampling tool according to claim 2, characterized in that the driving device comprises a turntable (5), a guide rod (51) is fixed on the surface of the turntable (5), a screw rod (52) is rotated, the screw rod (52) is in threaded connection with the sampling tube (1), the guide rod (51) is in sliding connection with the sampling tube (1), a driving assembly is arranged on the surface of the turntable (5), and the screw rod (52), the shaft rod (21) and the shaft tube (6) are connected with the driving assembly.
4. A railway engineering supervision sampling tool according to claim 3, wherein the driving assembly comprises a motor (8), the motor (8) is connected with the shaft lever (21) through a belt transmission, the end parts of the shaft lever (21), the shaft tube (6) and the screw rod (52) are respectively fixed with a first gear (81), a second gear (82) and a fifth gear (86), the end face of the turntable (5) is rotatably provided with a swinging frame (84), two sides of a rotating point of the swinging frame (84) are respectively rotated with a third gear (83) and a fourth gear (85), the third gear (83) is axially aligned between the first gear (81) and the second gear (82), and the fourth gear (85) is aligned between the first gear (81) and the fifth gear (86).
5. A railway engineering supervision sampling tool according to claim 3, wherein the driving device further comprises a seat (4), the turntable (5) rotates to penetrate through the seat (4), a worm wheel (42) is fixed on the surface of the turntable (5), a worm (41) rotates on the surface of the seat (4), and the worm (41) is meshed with the worm wheel (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310605244.1A CN116380536B (en) | 2023-05-26 | 2023-05-26 | Railway engineering manages sampling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310605244.1A CN116380536B (en) | 2023-05-26 | 2023-05-26 | Railway engineering manages sampling tool |
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| Publication Number | Publication Date |
|---|---|
| CN116380536A CN116380536A (en) | 2023-07-04 |
| CN116380536B true CN116380536B (en) | 2023-12-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202310605244.1A Active CN116380536B (en) | 2023-05-26 | 2023-05-26 | Railway engineering manages sampling tool |
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| CN116380536A (en) | 2023-07-04 |
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