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CN-121994531-A - Ore soil sampling device and sampling method

CN121994531ACN 121994531 ACN121994531 ACN 121994531ACN-121994531-A

Abstract

The invention relates to the technical field of sampling devices, in particular to a mineral soil sampling device and a sampling method, wherein the mineral soil sampling device comprises a vertically arranged traveling crane frame body, an underframe which is slidably arranged on the traveling crane frame body, a driving mechanism, n sections of driving rod groups which are sequentially and serially arranged with the output end of the driving mechanism, and a sampling probe mechanism; the connecting piece group is arranged between two adjacent driving rod groups and comprises a connecting shell, a connecting inner shaft and a connecting bearing piece arranged between the connecting shell and the connecting inner shaft, wherein outer side mounting plates used for being mounted with the two adjacent driving rod groups are arranged at two ends of the connecting shell, and inner side mounting plates used for being mounted with the two adjacent driving rod groups are arranged at two ends of the connecting inner shaft. This patent is through setting up of connecting piece group, can absorb the deformation of n festival actuating lever groups or eliminate through fine setting connected state, avoids sampling position deviation, promotes the stability and the precision of sampling, and the transportation, the storage and the maintenance of actuating lever group of being convenient for realize the nimble sampling to different ore deposit soil.

Inventors

  • BAO WEI
  • LIU ZHUANGCHENG
  • GUO LINFEI

Assignees

  • 智昌科技集团股份有限公司

Dates

Publication Date
20260508
Application Date
20260320

Claims (10)

  1. 1. The mining soil sampling device is characterized by comprising a vertically arranged traveling frame body, a bottom frame (2) which is slidably arranged on the traveling frame body, a driving mechanism (3) which is arranged on the bottom frame (2), n sections of driving rod groups (4) which are sequentially connected in series with the output end of the driving mechanism (3), and a sampling probe mechanism (5) which is arranged at the bottom of the nth section of driving rod groups (4); A connecting piece group (6) used for being tightly installed is arranged between two adjacent driving rod groups (4), and the connecting piece group (6) comprises a connecting shell (61), a connecting inner shaft (62) installed in the connecting shell (61) and a connecting bearing piece (63) installed between the connecting shell (61) and the connecting inner shaft (62); the two ends of the connecting shell (61) are respectively provided with an outer side mounting disc (64) for mounting with two adjacent driving rod groups (4), and the two ends of the connecting inner shaft (62) are respectively provided with an inner side mounting disc (65) for mounting with two adjacent driving rod groups (4).
  2. 2. The mining soil sampling device according to claim 1, wherein the sampling probe mechanism (5) comprises a sampling shell (51) arranged at the bottom of the nth section of the driving rod group (4), a rotation center shaft (52) arranged in the sampling shell (51), a spiral sampling piece (53) arranged on the outer surface of the rotation center shaft (52), a mounting cavity (54) arranged in the rotation center shaft (52), an induction sensor (55) arranged in the rotation cavity, and a protection head (56) arranged at the bottom end of the rotation center shaft (52); The detection end of the induction sensor (55) is aligned with the inner bottom surface of the loading vehicle and is set to an induction threshold value of the inner bottom surface of the loading vehicle, and when the protection head (56) moves to the induction threshold value, the sampling probe mechanism (5) stops probing downwards.
  3. 3. The mining soil sampling device according to claim 2, characterized in that a central shaft connecting piece (58) is installed on the top of the central shaft (52), and a bearing assembly (57) for relative rotation is arranged between the central shaft connecting piece (58) and the sampling shell (51).
  4. 4. A soil sampling device according to claim 3, characterized in that the top end of the central shaft connecting piece (58) is provided with a mounting flange plate (581) for mounting with the nth section of the driving rod group (4), and the bottom of the central shaft connecting piece (58) is mounted with the top of the rotating central shaft (52).
  5. 5. The mining soil sampling device according to claim 4, wherein a hollow channel (59) for passing through a transmission line group of the induction sensor (55) is arranged in the center shaft connecting piece (58), the transmission line group of the induction sensor (55) sequentially passes through the hollow channel (59), and n sections of the driving rod group (4) are installed with a control end of the induction sensor (55) through a rotating slip ring (7).
  6. 6. The soil sampling device according to claim 1, wherein the drive rod group (4) comprises an outer shaft (41), an inner shaft (42) mounted in the outer shaft (41), outer shaft mounting plates (43) arranged at both ends of the outer shaft (41), and inner shaft mounting plates (44) mounted at both ends of the inner shaft (42); the outer mounting plate (64) of the adjacent section is bolted to the outer shaft mounting plate (43), and the inner mounting plate (65) of the adjacent section is bolted to the inner shaft mounting plate (44).
  7. 7. The mine soil sampling device according to claim 6, wherein the driving mechanism (3) comprises an inner driving assembly (31) and an outer driving assembly (32) which are arranged on the underframe (2), and the inner driving assembly (31) and the outer driving assembly (32) are respectively arranged independently; The top end of the first section of the inner shaft (42) is installed with the inner driving assembly (31), and the top end of the first section of the outer shaft (41) is installed with the outer driving assembly (32).
  8. 8. The mining soil sampling device according to claim 7, wherein the inner drive assembly (31) comprises an inner shaft driving motor (312) mounted on the chassis (2) through a first mounting frame (311), a first inner drive wheel (313) mounted coaxially with the output of the inner shaft driving motor (312), and a second inner drive wheel arranged in parallel with the first inner drive wheel (313), wherein the second inner drive wheel (314) is mounted coaxially with the first section of the inner shaft (42).
  9. 9. The mining soil sampling device according to claim 7, wherein the outer drive assembly (32) comprises an outer shaft driving motor (322) mounted on the chassis (2) through a second mounting frame (321), a first outer drive wheel (323) mounted coaxially with the output of the outer shaft driving motor (322), and a second outer drive wheel (324) meshed with the first outer drive wheel (323) in parallel, wherein the second outer drive wheel (324) is mounted with a second outer shaft (41).
  10. 10. The sampling method of the mine soil sampling device according to claim 2, comprising the following steps: when the mineral soil at a preset point position is required to be sampled, the underframe (2) is controlled to slide downwards on the travelling crane frame body, the n-section driving rod group (4) is synchronously controlled to rotate through the driving mechanism (3), the sampling shell (51) and the rotating center shaft (52) synchronously rotate along with the rotation and extend into the vehicle-mounted mineral soil, and the spiral sampling piece (53) synchronously rotates along with the rotation to sample the vehicle-mounted mineral soil; When the protective head (56) descends to the sensing threshold value of the sensing sensor (55), the sensing sensor (55) sends a signal, the underframe (2) is controlled to stop sliding downwards on the trolley frame body, then the underframe (2) is controlled to slide upwards on the trolley frame body, the continuous driving of the driving mechanism (3) is stopped, and when the protective head (56) is separated from the surface of the vehicle-mounted mine soil, the sampling operation is ended.

Description

Ore soil sampling device and sampling method Technical Field The invention relates to the technical field of sampling devices, in particular to a mineral soil sampling device and a sampling method. Background Along with the increasing requirements of mining, washing and trading links on the accuracy of mining soil quality detection, the mechanized and automatic sampling device has become an industry standard configuration. When carrying out the sampling of preset point position to the mineral soil in the loading wagon, generally need sampling device possess the deep drilling ability of vertical direction, current sampling device adopts integral type actuating lever group structure more to drive the rotatory downsampling of actuating lever group structure through actuating mechanism. However, in the prior art, the integral driving rod set structure cannot adaptively adjust the length of the driving rod set, because of uncertainty of the parking position of the loading vehicle, the size of the vehicle body, the type of sampled ore and soil, and the height and form of the ore and soil accumulation, when the ore and soil of different depths and types are required to be sampled, the driving rod set structure with different lengths is required to be replaced, so that the frequency and time cost of manual intervention are increased, and complicated correction and accurate positioning are required to be carried out on the sampling device after each replacement, so that the whole sampling efficiency is affected. Meanwhile, the integrated driving rod group structure cannot flexibly adapt to the mineral soil of different vehicle types and different heights, has poor adaptability to various working conditions, cannot quickly and accurately adapt according to actual sampling depth and site requirements, and influences continuity and wide applicability of sampling operation. Disclosure of Invention In view of the problem that the prior art cannot adaptively adjust the length of the driving rod group according to the actual sampling depth and the field requirement, the invention provides the mine soil sampling device and the sampling method, through the arrangement of the connecting piece group, the number of the n sections of the driving rod group can be adaptively installed and dismantled according to the parking position of the loading vehicle, the size of the vehicle body, the type of sampled mine soil, the pile height and the pile form, so that the transportation, the storage, the maintenance and the installation of the driving rod group are convenient, the flexible sampling of different mine soil layers can be realized, the practicability of the device is expanded, and the stability of the cooperative transmission of the n sections of driving rod groups is further improved. The invention provides a mineral soil sampling device which comprises a vertically arranged traveling crane frame body, a bottom frame, a driving mechanism, n sections of driving rod groups and a sampling probe mechanism, wherein the bottom frame is slidably arranged on the traveling crane frame body, the driving mechanism is arranged on the bottom frame, the n sections of driving rod groups are sequentially and serially arranged with the output end of the driving mechanism, and the sampling probe mechanism is arranged at the bottom of the nth section of driving rod group. And a connecting piece group used for being tightly installed is arranged between two adjacent driving rod groups, and comprises a connecting shell, a connecting inner shaft installed in the connecting shell and a connecting bearing piece installed between the connecting shell and the connecting inner shaft. The connecting shell both ends all are provided with the outside mounting disc that is used for with the installation of two adjacent actuating lever groups, connect the interior axle both ends and all be provided with the inboard mounting disc that is used for with the installation of two adjacent actuating lever groups. Further, the sampling probe mechanism comprises a sampling shell arranged at the bottom of the nth section of the driving rod group, a rotary center shaft arranged in the sampling shell, a spiral sampling piece arranged on the outer surface of the rotary center shaft, a mounting cavity arranged in the rotary center shaft, an induction sensor arranged in the rotating cavity, and a protection head arranged at the bottom end of the rotary center shaft. The detection end of the induction sensor is aligned with the inner bottom surface of the loading vehicle and is set to an induction threshold value of the inner bottom surface of the loading vehicle, and when the protection head moves to the induction threshold value, the sampling probe mechanism stops probing. Further, a center shaft connecting piece is arranged at the top of the rotating center shaft, and a bearing assembly for relative rotation is arranged between the center shaft connecting piece and the s