Geological survey device for geological engineering

By designing a geological surveyor with a sampling arm, a sampling knife, a transmission mechanism and a diversion mechanism, the problem of inefficient rock sampling in the prior art is solved, and efficient classification sampling and sample delivery of rock fragments is realized.

CN119804001AInactive Publication Date: 2025-04-11HEBEI KUNSHANG CONSTRUCTION ENGINEERING CO LTD
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Patent Information

Application Number
CN202411982129.7
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-12-31
Publication Date
2025-04-11
Estimated Expiration
Not applicable · inactive patent

AI Technical Summary

Technical Problem

When existing geological surveyors sample rocks, they cannot effectively classify and sample samples, resulting in insufficiency of sampling.

Method used

A geological surveyor is designed, using the linkage mechanism of the sampling arm, sampling knife, transmission mechanism and diversion mechanism. Samples are taken through rotation cutting, and the transmission mechanism is used to drive the baffle to reciprocate and slant at both sides of the grille to realize the classification introduction and interception of rock fragments.

Benefits of technology

Efficient classification and sampling of rock fragments is achieved, sampling efficiency is improved, and the smooth transportation and storage of samples is ensured through the coordination of baffle and barrier rod.

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Abstract

The invention discloses a geological survey device for geological engineering, and relates to the technical field of geological survey, the geological survey device comprises a support frame and a sampling arm, two sides of the support frame are provided with crawler belts, the upper side of the support frame is provided with a track, the upper side of the track is provided with the sampling arm, and one end of the sampling arm is connected with a sampling cutter. According to the geological survey device for geological engineering, the sampling arm, the sampling cutter, the transmission mechanism and the flow dividing mechanism are arranged for linkage, rock of mineral geology is rotationally cut and sampled through the sampling cutter at the front end of the sampling arm, and the transmission mechanism drives the baffles to deflect and move back and forth on the upper side and the lower side of the grating; rock fragments can be guided into the upper side and the lower side of a grating in an inner cavity of the sampling arm in a classified mode, meanwhile, a baffle can drive a lower stop lever and an upper stop lever to alternately intercept the guided large rock fragments, and meanwhile, the lower stop lever and the upper stop lever can remove blocked fragments when turning over in a reciprocating mode; therefore, the geological survey device can efficiently complete classified sampling of samples.
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Description

Technical Field

[0001] The invention relates to the technical field of geological survey, in particular to a geological survey device for geological engineering. Background Art

[0002] When conducting mineral geological surveys, supporting survey equipment is needed to provide comprehensive technical support and services for the exploration and development of mineral resources. Specific survey services include geological data surveys, field geological surveys, rock and soil sample sampling and experimental analysis, geological disaster risk assessment and other links. In the process of geological exploration, geological surveyors can help explorers understand the geological structure and discover potential geological resources or geological disasters. As an important tool in geological exploration, geological surveyors have the characteristics of high precision, intelligence, and remote management, providing strong technical support for fields such as geological exploration and engineering measurement.

[0003] According to the Chinese patent with the announcement number CN111473992A, a geological surveyor for geological engineering is disclosed. The invention provides a survey component so that the collecting wheel on the survey component can not only collect uniform and qualified samples, but also adjust the depth of entering the soil by moving up and down to collect soil samples at different depths. The above technical solution requires cutting and collecting rocks by collecting wheels and arc-shaped blades when surveying and sampling geological rocks. However, this collection method cannot classify and sample rock fragments, which leads to low efficiency in the geological survey and sampling process and subsequent sample analysis. Summary of the invention

[0004] The object of the present invention is to provide a geological survey device for geological engineering to solve the problems raised by the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a geological surveyor for geological engineering, comprising a support frame and a sampling arm, crawlers are installed on both sides of the support frame, a track is installed on the upper side of the support frame, a sampling arm is arranged on the upper side of the track, an inner cavity is opened in the middle of the sampling arm, one end of the sampling arm is connected with a sampling knife, a driving motor is installed above the sampling arm, the output end of the driving motor and one end of the sampling knife are connected with a chain through a sprocket, a transmission mechanism is arranged on one side of the sampling arm, the transmission mechanism comprises a mounting seat docked with the sampling arm, the lower side section of the chain penetrates the mounting seat, a transmission disc meshing with the lower side section of the chain is connected to the mounting seat through a bearing, an eccentric shaft is fixed to one side of the transmission disc, and a swing arm is rotatably connected to the surface of the sampling arm; A diversion mechanism is arranged inside the opening side of the sampling arm close to one end of the sampling knife, and the diversion mechanism includes an inclined block installed on the lower edge of the sampling arm opening, and a baffle is arranged above the inclined block. The upper and lower side edges of the baffle are respectively movably connected with a lower baffle rod and an upper baffle rod, and rollers are respectively connected to the two sides of the baffle.

[0006] Preferably, a slide is slidably connected to the upper side of the track, a rotating table is installed on the top of the slide, one end of the rotating table is connected to the output side of the hydraulic cylinder, the tail of the hydraulic cylinder is installed on the track, and the top of the rotating table is connected to the bottom end of the sampling arm.

[0007] Preferably, a guide groove and a guide hole are respectively provided on the inner wall of the sampling arm close to both sides of the baffle, and the guide hole is designed to be opened through, and the shapes of the guide hole and the guide groove are the same, both are "V"-shaped, and the corners in the middle of the guide hole and the guide groove are chamfered.

[0008] Preferably, the rollers on both sides of the baffle are respectively docked in the guide hole and the guide groove, and the two side surfaces of the sampling arm close to the inclined edge of the inclined block are provided with inclined grooves. The bottom end of the lower baffle rod and the top end of the upper baffle rod are connected with movable shafts, and the movable shaft at the bottom end of the lower baffle rod and the movable shaft at the top end of the upper baffle rod are respectively slidably connected with the inclined groove and the horizontal groove.

[0009] Preferably, strip cavities a and b are respectively provided on both side surfaces of the swing arm, and a connecting frame is provided on one side of the baffle plate close to the guide hole, and the connecting frame is movably connected to the roller.

[0010] Preferably, the swing arm is slidably connected to the eccentric shaft via the strip cavity a, and the side of the connecting frame away from the baffle is slidably connected to the strip cavity b on the side of the swing arm.

[0011] Preferably, a conveyor belt is installed on the inner side of the sampling arm close to the inclined block, a partition strip is provided on the outer surface of the conveyor belt, and a sample box a is installed at the tail end of the sampling arm.

[0012] Preferably, a grille docked with the inner wall of the sampling arm is provided on the side of the baffle away from the sampling knife, a material receiving trough is provided on the side of the sampling arm close to the grille, and a material guide tube penetrating the sampling arm is fixed to one end of the material receiving trough.

[0013] Preferably, a small gear is installed at the output end of the driving motor, a spiral rod is connected inside the material receiving trough and the material guiding tube, and one end of the spiral rod extending through the sampling arm is butted against a large gear meshing with the small gear.

[0014] Preferably, the lower side of one end of the material guiding tube is connected to a sample box b.

[0015] Compared with the prior art, the beneficial effects of the present invention are as follows: the geological surveyor for geological engineering is provided with a sampling arm, a sampling knife, a transmission mechanism and a diversion mechanism in linkage, and the sampling knife at the front end of the sampling arm is used to rotate and cut the rocks of the mineral geology for sampling, and the baffle is driven by the transmission mechanism to move back and forth at the upper and lower sides of the grid, so that the rock fragments can be classified and introduced into the upper and lower sides of the grid in the inner cavity of the sampling arm, and at the same time, the baffle can drive the lower baffle rod and the upper baffle rod to alternately intercept the introduced large rock fragments, and at the same time, the lower baffle rod and the upper baffle rod can remove the blocked fragments when they are flipped back and forth, thereby ensuring that the geological surveyor can efficiently complete the classified sampling of samples. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the three-dimensional structure of the geological survey device of the present invention; Figure 2 It is a schematic diagram of the overall three-dimensional structure of the sampling arm of the present invention; Figure 3 It is a schematic diagram of the main cutaway structure of the sampling arm of the present invention; Figure 4 It is a schematic diagram of a first stereoscopic cutaway structure of the sampling arm of the present invention; Figure 5 It is a schematic diagram of a second stereoscopic cutaway structure of the sampling arm of the present invention; Figure 6 It is a schematic diagram of the three-dimensional structure of the sampling arm of the present invention; Figure 7 It is a schematic diagram of the three-dimensional cross-section structure of the sampling arm of the present invention; Figure 8 It is a schematic diagram of a first three-dimensional structure of the transmission mechanism and the diversion mechanism in linkage with each other in the present invention; Fig. 9 It is a second three-dimensional structural schematic diagram of the linkage between the transmission mechanism and the diversion mechanism of the present invention; Fig.10 It is a three-dimensional structural schematic diagram of the transmission mechanism of the present invention.

[0017] In the figure: 1, support frame; 101, crawler track; 102, track; 103, hydraulic cylinder; 104, slide; 105, rotating table; 2, sampling arm; 201, guide groove; 202, guide hole; 203, inclined groove; 204, horizontal groove; 205, conveyor belt; 206, sample box a; 3, sampling knife; 4, driving motor; 401, pinion; 5, chain; 6, transmission mechanism; 60 1. Mounting seat; 602. Transmission plate; 603. Eccentric shaft; 604. Swing arm; 605. Strip cavity a; 606. Strip cavity b; 7. Diverter mechanism; 701. Baffle; 702. Roller; 703. Connecting frame; 704. Lower baffle rod; 705. Upper baffle rod; 706. Tilt block; 8. Grille; 9. Material receiving trough; 901. Screw rod; 902. Big gear; 903. Sample box b. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0019] See also Figure 1 and Figure 2 The present invention provides a technical solution: a geological surveyor for geological engineering, comprising a support frame 1 and a sampling arm 2, crawlers 101 are installed on both sides of the support frame 1, a track 102 is installed on the upper side of the support frame 1, a sampling arm 2 is arranged on the upper side of the track 102, an inner cavity is opened in the middle of the sampling arm 2, one end of the sampling arm 2 is connected with a sampling knife 3, a driving motor 4 is installed above the sampling arm 2, the output end of the driving motor 4 and one end of the sampling knife 3 are connected with a chain 5 through a sprocket, a slide 104 is slidably connected to the upper side of the track 102, a rotating table 105 is installed on the top of the slide 104, one end of the rotating table 105 is connected to the output side of the hydraulic cylinder 103, the tail of the hydraulic cylinder 103 is installed on the track 102, and the top of the rotating table 105 is connected to the bottom end of the sampling arm 2.

[0020] During specific implementation, the crawlers 101 on both sides of the support frame 1 are driven by a matching motor to operate, thereby driving the geological surveyor to move smoothly in multiple terrains in the mineral geological area to be surveyed, and the slide 104 is pushed to move on the track 102 by the hydraulic cylinder 103, so as to facilitate the sampling knife 3 on the sampling arm 2 to rotate and cut the mineral geological rock, so as to facilitate the survey and sampling of the rock, and the sampling arm 2 is driven by the rotating table 105 to adjust the angle, so as to facilitate the adjustment of the angle of the sampling knife 3 to rotate and cut the rock, thereby facilitating the rapid sampling of the mineral rock of the geological engineering.

[0021] See also Figure 1 , Figure 3-Figure 10 A transmission mechanism 6 is provided on one side of the sampling arm 2, and the transmission mechanism 6 includes a mounting seat 601 docked with the sampling arm 2, the lower side section of the chain 5 penetrates the mounting seat 601, and a transmission disc 602 meshing with the lower side section of the chain 5 is connected to the mounting seat 601 through a bearing, an eccentric shaft 603 is fixed to one side of the transmission disc 602, and a swing arm 604 is rotatably connected to the surface of the sampling arm 2; A diverter mechanism 7 is provided inside the opening side of the sampling arm 2 near one end of the sampling knife 3. The diverter mechanism 7 includes an inclined block 706 installed at the lower edge of the opening of the sampling arm 2. A baffle 701 is provided above the inclined block 706. The upper and lower edges of the baffle 701 are movably connected to a lower baffle rod 704 and an upper baffle rod 705, respectively. Rollers 702 are connected to both sides of the baffle 701. A guide groove 201 and a guide hole 202 are respectively provided on the inner wall of the sampling arm 2 near both sides of the baffle 701. The guide hole 202 is designed to be through, so that the connecting frame 703 can be connected to the roller 702 passing through the guide hole 202. The guide hole 202 and the guide groove 201 have the same shape of "V" shape, and the corners of the guide hole 202 and the guide groove 201 are rounded to facilitate the roller 702 to move smoothly in the guide hole 202 and the guide groove 201. The two side surfaces of the swing arm 604 are respectively provided with a strip cavity a605 and a strip cavity b606. A connecting frame 703 is provided on the side of the baffle 701 close to the guide hole 202. The connecting frame 703 is movably connected to the roller 702. The swing arm 604 is slidably connected to the eccentric shaft 603 through the strip cavity a605. The side of the connecting frame 703 away from the baffle 701 is slidably connected to the strip cavity b606 on the side of the swing arm 604. The rollers 702 on both sides of the baffle 701 are respectively docked in the guide hole 202 and the guide groove 201, and the surfaces of the sampling arm 2 on both sides of the inclined edge close to the inclined block 706 are provided with inclined grooves 203. The bottom end of the lower baffle 704 and the top end of the upper baffle 705 are connected with movable shafts, and the movable shaft at the bottom end of the lower baffle 704 and the movable shaft at the top end of the upper baffle 705 are slidingly connected with the inclined groove 203 and the horizontal groove 204 respectively. There are several lower baffles 704 and upper baffles 705 evenly distributed on both sides of the baffle 701, and the spacing between two adjacent lower baffles 704 is smaller than the spacing between two adjacent upper baffles 705, ensuring that the lower baffles 704 and the upper baffles 705 can intercept rock fragments of different sizes respectively.

[0022] During the specific implementation, the hydraulic cylinder 103 is started to extend and drive the slide 104 to slide along the track 102, thereby driving the slide 104 and the sampling arm 2 above the rotating table 105 to move forward, so that the sampling arm 2 drives the sampling knife 3 at the front end to move to the specified sampling position; when the sampling knife 3 approaches the sampling position, the chain 5 is driven by the driving motor 4 to rotate, so that the chain 5 drives the sampling knife 3 to rotate, so that the sampling knife 3 can rotate and cut the rock during rotation, and the rock sample particles generated by the crushing and cutting are thrown to the opening side of the sampling arm 2 along the rotation direction of the sampling knife 3, so that the rock sample particles enter the inner cavity of the sampling arm 2 along the inclined block 706; When the chain 5 is running, the chain 5 will mesh with the transmission disk 602, so that the transmission disk 602 drives the eccentric shaft 603 to reciprocate, so that the eccentric shaft 603 will slide along the strip cavity a605 and drive the swing arm 604 to reciprocate and deflect. When the swing arm 604 reciprocates and deflects, it can reciprocate and pull the connecting frame 703 through the strip cavity b606 on the side, so that the connecting frame 703 drives the rollers 702 on both sides of the baffle 701 to reciprocate along the guide groove 201 and the guide hole 202 inside the sampling arm 2. When the rollers 702 on both sides of the baffle 701 move along the "V"-shaped guide groove 201 and the guide hole 202, the baffle 701 will adjust its position at the opening side of one end of the sampling arm 2. When the baffle 701 moves along the "V"-shaped guide groove 201 and the guide hole 202 to the inclined side of the tilting block 706, the baffle 701 will block the falling position between the top of the tilting block 706 and the grid 8, ensuring that the rock sample produced by the rotating cutting of the sampling knife 3 is filtered and transported from above the grid 8. When the baffle 701 moves along the "V"-shaped guide groove 201 and the guide hole 202 to the upper part of the inner wall of the sampling arm 2 away from the inclined block 706, the baffle 701 will block the falling position between the inner upper wall of the sampling arm 2 and the grid 8, ensuring that the rock sample produced by the rotating cutting of the sampling knife 3 is transported from the bottom of the grid 8; When the baffle 701 moves back and forth between the upper and lower sides of the grille 8, the rock samples can be alternately introduced into the two sides of the grille 8, and the baffle 701 can respectively drive the lower baffle rod 704 and the upper baffle rod 705 to adjust the angle when adjusting the upper and lower baffle rods. The specific operation is as follows: when the baffle 701 moves upward and swings, it can drive the moving axis at the bottom end of the lower baffle rod 704 to slide upward along the inclined groove 203, so that the lower baffle rod 704 is intercepted and blocked between the top of the inclined block 706 and the grille 8 to prevent large pieces of rock from entering. At the same time, the baffle 701 can also drive the moving axis at the top end of the upper baffle rod 705 to slide along the inclined groove 203. 03 moves upward and slides, thereby driving the upper blocking rod 705 to fit the upper wall surface of the inner side of the sampling arm 2, and the rock fragments stuck between the two adjacent upper blocking rods 705 can be removed; conversely, when the baffle plate 701 moves downward and swings, it can drive the moving axis at the bottom end of the lower blocking rod 704 to slide downward along the inclined groove 203, so that the lower blocking rod 704 fits the inclined side surface of the inclined block 706, and the rock fragments stuck between the two adjacent lower blocking rods 704 can be removed, and the baffle plate 701 will pull the upper blocking rod 705 downward to straighten it and intercept it between the inner upper wall surface of the sampling arm 2 and the grille 8 to prevent large pieces of rock from entering.

[0023] See also Figure 1-Figure 5A conveyor belt 205 is installed on the inner side of the sampling arm 2 near the inclined block 706, and a partition strip is provided on the outer surface of the conveyor belt 205. A sample box a206 is installed at the tail end of the sampling arm 2. When the rock sample falls into the sampling arm 2, the rock sample is transported by the conveyor belt 205. The rock sample can be separated by the partition strip on the outer side of the conveyor belt 205, which facilitates more uniform and stable sample transportation. When the conveyor belt 205 is transported to the tail end of the sampling arm 2, the sample will enter the sample box a206 for collection and storage of smaller sample particles. A grille 8 is provided on the side of the baffle 701 away from the sampling knife 3 and connected to the inner wall of the sampling arm 2. A material receiving trough 9 is provided on the side of the sampling arm 2 near the grille 8, and a material guide pipe penetrating the sampling arm 2 is fixed at one end of the material receiving trough 9. The grille 8 is inclined, and the position of the grille 8 near one end of the baffle 701 is higher than the position of the grille 8 near one end of the material receiving trough 9, so that large rock fragments can fall into the material receiving trough 9 along the grille 8. A small gear 401 is installed at the output end of the driving motor 4, and a spiral rod 901 is connected to the inside of the material receiving trough 9 and the material guiding tube. The spiral rod 901 extends through one end of the sampling arm 2 and is connected to a large gear 902 that meshes with the small gear 401. The lower side of one end of the material guiding tube is connected to a sample box b903.

[0024] In specific implementation, when rock fragments pass through the upper blocking rod 705 and enter the upper side of the grille 8, larger rocks are intercepted by the grille 8, and smaller particles will pass through the grille 8 and fall onto the conveyor belt 205. Large-particle rock samples will fall into the receiving trough 9 from one side of the grille 8, and the rotating drive motor 4 will drive the small gear 401 to reduce the meshing transmission with the large gear 902, so that the large gear 902 drives the screw rod 901 to rotate and transport the large-particle samples in the receiving trough 9 and the guide pipe, and finally the large-particle samples are sent to the sample box b903; by classifying and transporting the rock samples of mineral geology to the sample boxes a206 and b903 for subsequent analysis of the rock samples, the difficulty of sampling and classification is reduced, and the sampling efficiency is improved.

[0025] To sum up, the crawlers 101 on both sides of the support frame 1 drive the geological surveyor to move smoothly in multiple terrains in the mineral geological area to be surveyed, and the hydraulic cylinder 103 pushes the slide 104 to move on the track 102, so as to facilitate the sampling knife 3 on the sampling arm 2 to rotate and cut the mineral geological rock, and facilitate the sampling arm 2 to survey and sample the mineral geological rock. The contents not described in detail in this specification belong to the existing technology known to professional and technical personnel in this field.

[0026] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A geological survey device for geological engineering, comprising a support frame (1) and a sampling arm (2), characterized in that: Tracks (101) are installed on both sides of the support frame (1), a track (102) is installed on the upper side of the support frame (1), a sampling arm (2) is arranged on the upper side of the track (102), an inner cavity is opened in the middle of the sampling arm (2), one end of the sampling arm (2) is connected to a sampling knife (3), a driving motor (4) is installed above the sampling arm (2), and the output end of the driving motor (4) and one end of the sampling knife (3) are connected to a chain (5) via a sprocket. A transmission mechanism (6) is provided on one side of the sampling arm (2), the transmission mechanism (6) comprising a mounting seat (601) docked with the sampling arm (2), the lower section of the chain (5) penetrates the mounting seat (601), a transmission disc (602) meshing with the lower section of the chain (5) is connected to the mounting seat (601) via a bearing, an eccentric shaft (603) is fixed to one side of the transmission disc (602), and a swing arm (604) is rotatably connected to the surface of the sampling arm (2); A diversion mechanism (7) is arranged inside the opening side of the sampling arm (2) close to one end of the sampling knife (3), and the diversion mechanism (7) comprises an inclined block (706) mounted on the lower edge of the opening of the sampling arm (2), a baffle (701) is arranged above the inclined block (706), and the upper and lower edges of the baffle (701) are respectively movably connected to a lower baffle rod (704) and an upper baffle rod (705), and the two sides of the baffle (701) are respectively connected to rollers (702).

2. A geological survey device for geological engineering according to claim 1, characterized in that: The upper side of the track (102) is slidably connected to a slide seat (104), a rotating table (105) is installed on the top of the slide seat (104), one end of the rotating table (105) is connected to the output side of the hydraulic cylinder (103), the tail of the hydraulic cylinder (103) is installed on the track (102), and the top of the rotating table (105) is connected to the bottom end of the sampling arm (2).

3. A geological surveying device for geological engineering according to claim 1, characterized in that: The inner walls of the sampling arm (2) close to both sides of the baffle (701) are respectively provided with a guide groove (201) and a guide hole (202); the guide hole (202) is designed to be opened through, and the guide hole (202) and the guide groove (201) are both in the same "V" shape, and the curved corners in the middle of the guide hole (202) and the guide groove (201) are provided with chamfers.

4. A geological survey device for geological engineering according to claim 3, characterized in that: The rollers (702) on both sides of the baffle (701) are respectively docked in the guide hole (202) and the guide groove (201); the surfaces on both sides of the sampling arm (2) close to the inclined edge of the inclined block (706) are provided with inclined grooves (203); the bottom end of the lower baffle rod (704) and the top end of the upper baffle rod (705) are both connected to movable shafts; the movable shaft at the bottom end of the lower baffle rod (704) and the movable shaft at the top end of the upper baffle rod (705) are respectively slidably connected to the inclined groove (203) and the horizontal groove (204).

5. A geological surveying device for geological engineering according to claim 4, characterized in that: The two side surfaces of the swing arm (604) are respectively provided with a strip-shaped cavity a (605) and a strip-shaped cavity b (606); a connecting frame (703) is provided on one side of the baffle plate (701) close to the guide hole (202); and the connecting frame (703) is movably connected to the roller (702).

6. A geological surveying device for geological engineering according to claim 5, characterized in that: The swing arm (604) is slidably connected to the eccentric shaft (603) via the strip-shaped cavity a (605), and the side of the connecting frame (703) away from the baffle (701) is slidably connected to the strip-shaped cavity b (606) on the side of the swing arm (604).

7. A geological surveying device for geological engineering according to claim 1, characterized in that: A conveyor belt (205) is installed on the inner side of the sampling arm (2) close to the inclined block (706), a partition strip is provided on the outer surface of the conveyor belt (205), and a sample box a (206) is installed at the tail end of the sampling arm (2).

8. A geological surveying device for geological engineering according to claim 1, characterized in that: A grille (8) that is butted against the inner wall of the sampling arm (2) is provided on the side of the baffle (701) away from the sampling knife (3), and a material receiving trough (9) is provided on the side of the sampling arm (2) close to the grille (8), and a material guide tube that penetrates the sampling arm (2) is fixed at one end of the material receiving trough (9).

9. A geological surveying device for geological engineering according to claim 8, characterized in that: A small gear (401) is installed at the output end of the driving motor (4), a spiral rod (901) is connected inside the material receiving trough (9) and the material guiding tube, and one end of the spiral rod (901) extending through the sampling arm (2) is butted against a large gear (902) meshing with the small gear (401).

10. A geological surveying device for geological engineering according to claim 9, characterized in that: The lower side of one end of the material guide tube is connected to a sample box b (903).

Citation Information

Patent Citations

  • Geological survey device for geological engineering

    CN111473992A