Drilling rock powder continuous sampling system and method

Abstract

The invention discloses a drilling rock powder continuous sampling system and method, and relates to the technical field of mining equipment, the drilling rock powder continuous sampling system comprises a continuous sampling device and an automatic subpackaging device; the continuous sampling device comprises a sampling base, a sampling vertical rod is fixedly arranged on the sampling base, and an automatic rotary sampling mechanism is arranged on the sampling vertical rod; the automatic sub-packaging device comprises a sub-packaging base, a sub-packaging vertical rod is fixedly arranged on the sub-packaging base, a funnel is installed on the upper portion of the sub-packaging vertical rod through a support, and an automatic sub-packaging mechanism is arranged on the lower portion of the sub-packaging vertical rod; the funnel is used for receiving rock powder in the automatic rotary sampling mechanism, and the automatic sub-packaging mechanism is used for sub-packaging the rock powder in the funnel. According to the automatic sampling device, automatic and continuous sampling can be carried out according to the drilling depth of drilling or the preset time period, in the sampling process, the automatic subpackaging mechanism can automatically carry out ordered subpackaging on taken-out rock powder, errors and inconvenience caused by manual operation are avoided, and the sampling reliability and convenience are improved.

Description

Technical Field

[0001] The present invention belongs to the technical field of mining equipment and relates to a continuous sampling system and method for drilling rock powder. Background Art

[0002] During the ore mining process, drilling is one of the important means to obtain ore information. The rock powder blown out during drilling contains important information such as the grade and composition of the ore, and can reflect the distribution characteristics of the ore and rock in the mining area. Therefore, continuous sampling of the rock powder blown out by drilling is an important way to obtain this information. The operation process of the traditional sampling method is complex, with a large labor intensity, and it is impossible to uniformly operate the quantity and time period of sampling, making it difficult to accurately infer the ore-rock distribution of the samples taken. Summary of the Invention

[0003] In view of this, the present invention provides a continuous sampling system and method for drilling rock powder to solve the problems raised in the above background art, and specifically discloses the following content:

[0004] A continuous sampling system for drilling rock powder includes a continuous sampling device and an automatic packaging device;

[0005] The continuous sampling device includes a sampling base, a sampling vertical rod fixedly arranged on the sampling base, and an automatic rotary sampling mechanism arranged on the sampling vertical rod;

[0006] The automatic packaging device includes a packaging base, a packaging vertical rod fixedly arranged on the packaging base, a funnel installed on the upper part of the packaging vertical rod through a bracket, and an automatic packaging mechanism arranged on the lower part of the packaging vertical rod;

[0007] The funnel is used to receive the rock powder in the automatic rotary sampling mechanism, and the automatic packaging mechanism is used to package the rock powder in the funnel.

[0008] Further, the automatic rotary sampling mechanism includes a sampling rotary rod, one end of the sampling rotary rod is rotatably connected to the upper part of the sampling vertical rod, and the other end is fixedly connected with a sampling container; a smart servo is arranged on the sampling vertical rod, and the smart servo is located above the sampling rotary rod and is used to drive the sampling rotary rod to rotate; a discharging unit is arranged at the bottom of the sampling rotary rod.

[0009] Further, the discharging unit includes a sampling electric push rod, both the top end and the bottom end of the sampling container are open, the fixed end of the sampling electric push rod is fixedly installed at the bottom of the sampling rotary rod, and the telescopic end is fixedly connected with a container bottom support, and the container bottom support is adapted to the bottom opening of the sampling container and is used to open or block the bottom opening of the sampling container.

[0010] Further, the automatic packaging mechanism includes a main track plate, a secondary track plate, and a plurality of packaging bags. One side of the main track plate is fixedly installed on the packaging vertical rod, and the other side is connected to the secondary track plate through a packaging electric push rod. The secondary track plate is arranged parallel to the main track plate;

[0011] Avoidance grooves are provided at corresponding positions of the main track plate and the secondary track plate, and a circulating belt unit is installed in each of the two avoidance grooves;

[0012] The plurality of packaging bags are evenly arranged along the length of the circulating belt unit, and both ends of the top of the packaging bag are respectively connected to the two circulating belt units through magnetic sealing clips;

[0013] The packaging electric push rod telescopically adjusts the distance between the main track plate and the secondary track plate to open or close the top opening of the packaging bag.

[0014] Further, magnets are provided at the discharging ends of the main track plate and the secondary track plate to control the magnetic sealing clips and cause the packaging bags at the discharging ends to fall.

[0015] Further, a vibration motor is fixedly provided on the packaging vertical rod, and the output end of the vibration motor is connected to the outer wall of the funnel.

[0016] A continuous sampling method for drilling rock dust is realized by using any one of the above continuous sampling systems for drilling rock dust, and specifically includes the following steps:

[0017] S1: Automatically trigger data collection at a preset collection time or a drilling equivalent depth;

[0018] S2: Set the collection residence time according to the slag blowing amount;

[0019] S3: Select a sampling container with a suitable specification;

[0020] S4: Determine the rotation angle of the sampling rotary rod;

[0021] S5: Determine the funnel type of the automatic packaging device;

[0022] S6: Set the moving speed of the circulating belt unit;

[0023] S7: Select a packaging bag with a suitable capacity and label it;

[0024] S8: Start the system.

[0025] The beneficial effects of the present invention are as follows:

[0026] The present invention can automatically and continuously sample according to the drilling depth or a preset time period. During the sampling process, the automatic packaging mechanism can automatically and orderly package the taken-out rock powder, avoiding the errors and inconveniences of manual operation, improving the reliability and convenience of sampling, realizing the automation and intelligence of rock powder sampling blown out by the drill, and being able to provide accurate and stratified samples for the construction of the ore-rock geological distribution model and subsequent grade determination, thereby improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only the embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained according to the provided drawings.

[0028] Figure 1 It is a schematic structural diagram of a continuous sampling system for drilling rock powder in the present invention.

[0029] Figure 2 It is a schematic structural diagram of the continuous sampling device in the present invention.

[0030] Figure 3 It is a schematic structural diagram of the automatic packaging device in the present invention.

[0031] Among them, in the figure:

[0032] 1 - continuous sampling device; 11 - sampling base; 12 - sampling vertical rod; 13 - sampling rotary rod; 14 - intelligent steering gear; 15 - sampling container; 151 - container bottom support; 16 - sampling electric push rod; 2 - automatic packaging device; 21 - packaging base; 22 - packaging vertical rod; 23 - vibration motor; 24 - funnel; 241 - support; 251 - main track plate; 252 - secondary track plate; 26 - packaging electric push rod; 27 - magnetic sealing clip; 28 - circulating belt unit; 29 - packaging bag. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0033] The following clearly and completely describes the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts belong to the scope of protection of the present invention.

[0034] It should be noted that the terms "first", "second", etc. in the description, claims and the above-mentioned drawings of this application are used to distinguish similar objects, and do not necessarily have to be used to describe a specific order or sequence. It should be understood that such data can be interchanged under appropriate circumstances so as to describe the embodiments of this application here. In addition, the terms "comprising" and "having" and any variations thereof are intended to cover non-exclusive inclusion. For example, a process, method, system, product or device that includes a series of steps or components does not have to be limited to those steps or components clearly listed, but may include other steps or components not clearly listed or inherent to these processes, methods, products or devices.

[0035] In this application, the orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", etc. is based on the orientation or positional relationship shown in the drawings. These terms are mainly used to better describe this application and its embodiments, and are not used to limit that the indicated device, element or component must have a specific orientation or be constructed and operated in a specific orientation.

[0036] Moreover, in addition to being able to represent an orientation or positional relationship, some of the above terms may also be used to represent other meanings. For example, the term "upper" may also be used to represent a certain attachment relationship or connection relationship in some cases. For those of ordinary skill in the art, the specific meanings of these terms in this application can be understood according to specific circumstances.

[0037] In addition, the terms "install", "set", "provided with", "connect", "connected", "socketed" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or there is internal communication between two devices, elements or components. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0038] Referring to the attached Figures 1-3 drawings, the present invention discloses a continuous sampling system for drilling rock powder, which includes a continuous sampling device 1 and an automatic packaging device 2;

[0039] The continuous sampling device 1 includes a sampling base 11, a sampling vertical rod 12 is fixedly provided on the sampling base 11, and an automatic rotary sampling mechanism is provided on the sampling vertical rod 12;

[0040] The automatic dispensing device 2 comprises a dispensing base 21, on which a dispensing pole 22 is fixedly provided, a funnel 24 is installed on the upper part of the dispensing pole 22 through a bracket 241, and an automatic dispensing mechanism is provided on the lower part of the dispensing pole 22;

[0041] The funnel 24 is used to receive the rock powder in the automatic rotary sampling mechanism, and the automatic packaging mechanism is used to package the rock powder in the funnel 24 .

[0042] The automatic rotary sampling mechanism includes a sampling rotary rod 13, one end of which is rotatably connected to the upper part of the sampling vertical rod 12, and the other end is fixedly connected to the sampling container 15; an intelligent servo 14 is provided on the sampling vertical rod 12, and the intelligent servo 14 is located above the sampling rotary rod 13 and is used to drive the sampling rotary rod 13 to rotate; a discharging unit is provided at the bottom of the sampling rotary rod 13.

[0043] In this embodiment, the control panel of the intelligent servo 14 is built into the intelligent servo 14, which can realize remote command control. According to the drilling depth sensor of the drilling rig, it can perform equal drilling depth, equal time interval or customized commands, perform angle rotation control, and complete the rotation of the sampling rotary rod 13.

[0044] In this embodiment, the inner wall of the funnel 24 is made of a waterproof material that does not get stained by dust or mud.

[0045] The discharge unit includes a sampling electric push rod 16. The top and bottom ends of the sampling container 15 are both opened. The fixed end of the sampling electric push rod 16 is fixedly installed at the bottom of the sampling rotating rod 13, and the telescopic end is fixedly connected to the container base 151. The container base 151 is adapted to the bottom opening of the sampling container 15 and is used to open or block the bottom opening of the sampling container 15.

[0046] In this embodiment, the electric push rod 16 is tightly attached to the bottom of the sampling rotary rod 13. In the initial state, the container bottom support 151 blocks the bottom opening of the sampling container 15, and the sampling container 15 is sampled. After the sampling is completed, the sampling rotary rod 13 rotates, and a protruding buckle is provided on the sampling vertical rod 12. When the sampling container 15 moves to the position above the funnel 24, the sampling electric push rod 16 contacts the protruding buckle and triggers the switch. The sampling electric push rod 16 retracts and drives the container bottom support 151 to move, thereby opening the bottom opening of the sampling container 15 and lowering the rock powder into the funnel. The container wall of the sampling container 15 is selected according to the properties of the slag (such as particle size, humidity, composition, etc.) and the sampling amount.

[0047] The automatic packaging mechanism includes a main track plate 251, a secondary track plate 252 and a plurality of packaging bags 29. One side of the main track plate 251 is fixedly mounted on the packaging upright 22, and the other side is connected to the secondary track plate 252 through a packaging electric push rod 26. The secondary track plate 252 is arranged parallel to the main track plate 251.

[0048] The corresponding positions of the main track plate 251 and the auxiliary track plate 252 are both provided with avoidance grooves, and the two avoidance grooves are both installed with the circulating belt unit 28;

[0049] A plurality of sub-packaging bags 29 are evenly arranged along the length of the circulating belt unit 28, and the top ends of the sub-packaging bags 29 are respectively connected to the two circulating belt units 28 through magnetic sealing clips 27;

[0050] The packing electric push rod 26 is telescopically adjusted to adjust the distance between the main track plate 251 and the auxiliary track plate 252 to realize the opening or closing of the top of the packing bag 29 .

[0051] In this embodiment, in order to ensure the synchronous operation of the two endless belt units 28 , a driving structure may be provided in only one endless belt unit 28 .

[0052] In this embodiment, when the packing electric push rod 26 is in an extended state, the top opening of the packing bag 29 is closed, and when the packing electric push rod 26 is in a contracted state, the top opening of the packing bag 29 is opened; when there is no need to perform packing work, the top opening of the packing bag 29 can be closed to prevent impurities from falling in.

[0053] The discharge ends of the main track plate 251 and the auxiliary track plate 252 are both provided with magnets for controlling the magnetic sealing clips 27 to make the sub-packaging bags 29 at the discharge ends fall.

[0054] In this embodiment, when the packaging bag 29 moves to the end of the circulating belt unit 28, close to the unloading end of the main track plate 251 and the auxiliary track plate 252, the magnet attracts and controls the magnetic sealing clamp 27, so that the magnetic sealing clamp 27 releases the clamping state of the packaging bag 29, thereby causing the packaging bag 29 at the unloading end to fall.

[0055] A vibration motor 23 is fixedly provided on the dispensing upright rod 22 , and an output end of the vibration motor 23 is connected to an outer wall of the funnel 24 .

[0056] In this embodiment, the vibration motor 23 can make the funnel 24 vibrate to promote the lowering of the mineral powder.

[0057] A method for continuous sampling of drilling rock dust comprises the following steps:

[0058] S1: The preset collection time or drilling depth automatically triggers data collection;

[0059] S2: Set the collection residence time according to the slag blowing amount;

[0060] S3: Select a sampling container 15 of appropriate specifications;

[0061] S4: Determine the rotation angle of the sampling rotating rod 13;

[0062] S5: Determine the type of the funnel 24 of the automatic bagging device 2;

[0063] S6: Set the moving speed of the circulating belt unit 28;

[0064] S7: Select a bagging bag 29 with an appropriate capacity and label it;

[0065] S8: Start the system.

[0066] Example 1:

[0067] This example discloses a continuous sampling method for drilling rock powder, which specifically includes the following steps:

[0068] S1: At a preset collection time or a drilling equivalent depth, automatically trigger data collection;

[0069] S2: Set the collection residence time according to the slag blowing amount;

[0070] S3: Select a sampling container 15 with a size of Φ50mm×50mm;

[0071] S4: Determine that the rotation angle of the sampling rotary rod 13 is 180°;

[0072] S5: Determine that the type of the funnel 24 of the automatic bagging device 2 is a wide-mouth funnel with a diameter of Φ100mm;

[0073] S6: Set the moving speed of the circulating belt unit 28 to move 10 cm every 5 minutes;

[0074] S7: Select a bagging bag 29 with a capacity of 100 g and label it;

[0075] S8: Start the system.

[0076] Example 2:

[0077] This example discloses a continuous sampling method for drilling rock powder, which specifically includes the following steps:

[0078] S1: According to the drilling depth sensor of the down-the-hole drill, the preset collection time is 3 m / time, and automatically trigger data collection;

[0079] S2: Set the collection residence time to 5 minutes;

[0080] S3: Select a sampling container 15 with a size of Φ50mm×50mm;

[0081] S4: Determine that the rotation angle of the sampling rotary rod 13 is 180°;

[0082] S5: Determine the type of the funnel 24 of the automatic bagging device 2;

[0083] S6: Set the moving speed of the circulating belt unit 28 to move 10 cm every 10 min;

[0084] S7: Select a dispensing bag 29 with a capacity of 100 g and label it;

[0085] S8: Start the system.

[0086] Example 3:

[0087] This example discloses a continuous sampling method for drilling rock powder, which specifically includes the following steps:

[0088] S1: According to the penetration depth sensor of the roller bit drill, the preset sampling time is 1 m / time, and data acquisition is automatically triggered;

[0089] S2: Set the sampling residence time to 5 min;

[0090] S3: Select a sampling container 15 with a size of Φ50 mm × 50 mm;

[0091] S4: Determine that the rotation angle of the sampling rotary rod 13 is 145°;

[0092] S5: Determine the type of the funnel 24 of the automatic dispensing device 2;

[0093] S6: Set the moving speed of the circulating belt unit 28 to move 5 cm every 5 min;

[0094] S7: Select a dispensing bag 29 with a capacity of 100 g and label it;

[0095] S8: Start the system.

[0096] The above are only the preferred embodiments of the present application, and are not used to limit the present application. For those skilled in the art, various changes and modifications can be made to the present application. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A continuous sampling system for drilling rock dust, characterized in that, It includes a continuous sampling device (1) and an automatic packaging device (2); The continuous sampling device (1) includes a sampling base (11), on which a sampling vertical rod (12) is fixedly arranged, and an automatic rotary sampling mechanism is arranged on the sampling vertical rod (12); The automatic packaging device (2) includes a packaging base (21), on which a packaging vertical rod (22) is fixedly arranged. A funnel (24) is installed on the upper part of the packaging vertical rod (22) through a bracket (241), and an automatic packaging mechanism is arranged at the lower part of the packaging vertical rod (22); The funnel (24) is used to receive the rock powder in the automatic rotary sampling mechanism, and the automatic packaging mechanism is used to package the rock powder in the funnel (24).

2. The continuous sampling system for drilling rock powder according to claim 1, wherein The automatic rotary sampling mechanism includes a sampling rotary rod (13). One end of the sampling rotary rod (13) is rotatably connected to the upper part of the sampling vertical rod (12), and the other end is fixedly connected with a sampling container (15); An intelligent servo motor (14) is arranged on the sampling vertical rod (12), and the intelligent servo motor (14) is located above the sampling rotary rod (13) and is used to drive the sampling rotary rod (13) to rotate; A discharging unit is arranged at the bottom of the sampling rotary rod (13).

3. The continuous sampling system for drilling rock dust according to claim 2, wherein The discharging unit includes a sampling electric push rod (16). The top and bottom of the sampling container (15) are both open. The fixed end of the sampling electric push rod (16) is fixedly installed at the bottom of the sampling rotary rod (13), and the telescopic end is fixedly connected with a container bottom support (151). The container bottom support (151) is adapted to the bottom opening of the sampling container (15) and is used to open or block the bottom opening of the sampling container (15).

4. The continuous sampling system for drilling rock dust according to claim 1, characterized in that, The automatic packaging mechanism includes a main track plate (251), a secondary track plate (252) and a plurality of packaging bags (29). One side of the main track plate (251) is fixedly installed on the packaging vertical rod (22), and the other side is connected to the secondary track plate (252) through a packaging electric push rod (26). The secondary track plate (252) is arranged in parallel with the main track plate (251); Avoidance grooves are arranged at the corresponding positions of the main track plate (251) and the secondary track plate (252), and a circulating belt unit (28) is installed in both of the two avoidance grooves; A plurality of the packaging bags (29) are evenly arranged along the length of the circulating belt unit (28), and the two ends of the top of the packaging bag (29) are respectively connected to the two circulating belt units (28) through magnetic sealing clips (27); The packaging electric push rod (26) telescopically adjusts the distance between the main track plate (251) and the secondary track plate (252) to realize the opening or closing of the top opening of the packaging bag (29).

5. A continuous sampling system for drilling rock dust according to claim 4, characterized in that, Magnets are arranged at the discharging ends of the main track plate (251) and the secondary track plate (252) to control the magnetic sealing clip (27) to make the packaging bag (29) located at the discharging end fall.

6. The continuous sampling system for drilling rock dust according to claim 1, characterized in that A vibration motor (23) is fixedly arranged on the packaging vertical rod (22), and the output end of the vibration motor (23) is connected to the outer wall of the funnel (24).

7. A continuous sampling method for drilling rock powder, characterized in that, It is realized by using the continuous sampling system for drilling rock powder according to any one of the above claims 1-6, specifically including the following steps: S1: Automatically trigger data collection at a preset collection time or a preset equivalent drilling depth; S2: Set the collection residence time according to the slag blowing amount; S3: Select a sampling container (15) with a suitable specification; S4: Determine the rotation angle of the sampling rotary rod (13); S5: Determine the type of the funnel (24) of the automatic packaging device (2); S6: Set the moving speed of the circulating belt unit (28); S7: Select a packaging bag (29) with a suitable capacity and label it; S8: Start the system.

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