Underground water pollution source detection drilling equipment

By designing a groundwater pollution source detection drilling equipment that includes a two-way driving mechanism, a continuous toggle mechanism, a depth adjustment mechanism and a floating adjustment mechanism, the problems of existing equipment being easily stuck and collapsed, inconvenient material cleaning and inability to detect internally during drilling are solved, and the adjustability of drilling depth and real-time detection and automatic material dialing are realized.

CN119844000AActive Publication Date: 2025-04-18CHINA UNIV OF MINING & TECH
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Patent Information

Application Number
CN202411863202.9
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-12-17
Publication Date
2025-04-18
Estimated Expiration
2044-12-17

AI Technical Summary

Technical Problem

Existing drilling equipment is prone to lag and collapse during operation, causing inconvenient material cleaning on the drilling pipe, and the internal sample inspection cannot be carried out.

Method used

A groundwater pollution source detection and drilling equipment including a fixed plate, a cylinder, a longitudinal rotating shaft, a bidirectional driving mechanism, a continuous toggle mechanism, an intermittent detection mechanism, a depth adjustment mechanism and a floating adjustment mechanism are designed. The equipment realizes real-time detection and automatic dialing of materials through a two-way driving mechanism and a continuous toggle mechanism, while the depth adjustment mechanism and the floating adjustment mechanism ensure the adjustability of the drilling depth and the stability of the equipment.

Benefits of technology

This equipment can not only adjust the drilling depth during drilling to avoid lag and breaking parts, but also detect and automatically distribute materials in real time to avoid stacking, which improves the application value of the equipment.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention provides underground water pollution source detection drilling equipment which comprises a fixing plate and a barrel, a bidirectional driving mechanism is in transmission connection with a longitudinal rotating shaft, and a continuous stirring mechanism and an intermittent detection mechanism are both slidably mounted on the fixing plate and synchronously move along with the longitudinal rotating shaft. On the other hand, the material is detected in real time, the depth adjusting mechanism is installed on the outer side of the barrel so as to adjust the drilling depth of the barrel, and the floating adjusting mechanism synchronously moves along with the depth adjusting mechanism so as to overcome the influence caused by vibration; the equipment not only can adjust the drilling depth during drilling, but also can prevent parts from being blocked and broken in the drilling process, so that effective protection is provided for a workpiece at a drilling part, different depths can be detected in real time in the drilling process, the parts can be automatically pulled out, meanwhile, the parts can be prevented from being stacked on a longitudinal rotating shaft and a conveying blade, and the drilling efficiency is improved. Manual cleaning is not needed, so that the application value of the equipment is improved to a great extent.
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Description

Technical Field

[0001] The invention relates to a drilling device, in particular to a groundwater pollution source detection drilling device. Background Art

[0002] Groundwater pollution mainly refers to the phenomenon that human activities cause changes in the chemical composition, physical properties and biological characteristics of groundwater, resulting in a decline in quality. The strata below the surface are complex and the flow of groundwater is extremely slow. Therefore, groundwater pollution is characterized by a slow process, difficulty in detection and difficulty in treatment. Once groundwater is polluted, even if the source of pollution is completely eliminated, it will take more than ten years or even decades for the water quality to recover. In order to understand the location of the groundwater pollution source, drilling equipment is needed to drill and take samples.

[0003] The drilling equipment currently used uses an electric push rod to adjust the inclination angle of the drill rod, and the first motor works through a set screw to adjust the working depth of the drill rod. At the same time, the second motor drives the drill rod to rotate for drilling, and a high-definition camera is used for dynamic shooting. However, the above-mentioned drilling equipment is prone to jamming and damage to the drill rod during operation, and it is inconvenient to clean the material on the drill rod. During shooting, only the outer surface can be inspected, and samples cannot be inspected inside. Summary of the invention

[0004] The purpose of the embodiment of the present invention is to provide a groundwater pollution source detection drilling device, aiming to solve the problems existing in the above-mentioned background technology.

[0005] The embodiment of the present invention is implemented as follows: a groundwater pollution source detection drilling equipment includes a fixed plate and a cylinder, the fixed plate and the cylinder are connected by a fixed rod, a longitudinal rotating shaft arranged coaxially with the cylinder is rotatably mounted on the fixed plate, the bottom of the longitudinal rotating shaft is located in the cylinder and has a conveying blade, and the longitudinal rotating shaft is also connected to the shaft end of a driving motor installed on the fixed plate, and also includes:

[0006] A bidirectional driving mechanism, which is arranged in the fixed plate and is in driving connection with the longitudinal rotating shaft, so as to drive the continuous toggle mechanism and the intermittent detection mechanism on both sides to move synchronously when the longitudinal rotating shaft rotates;

[0007] The continuous shifting mechanism and the intermittent detection mechanism are both slidably mounted on the fixed plate, and when moving with the longitudinal rotating shaft, the material conveyed by the conveying blades is shifted out by the set continuous shifting mechanism, and the material is detected in real time by the intermittent detection mechanism at the same time;

[0008] A depth adjustment mechanism, which is installed on the outside of the cylinder and driven by an external motor to adjust the drilling depth of the cylinder during operation;

[0009] The floating adjustment mechanism is installed on the depth adjustment mechanism. The floating adjustment mechanism moves synchronously with the depth adjustment mechanism and overcomes the influence caused by vibration during the lifting and lowering of the depth adjustment mechanism and the cylinder.

[0010] Preferably, the bidirectional driving mechanism comprises a driving gear, a connecting gear, a pushing member and an elastic supporting member;

[0011] The driving gear, the connecting gear, the pushing member and the elastic supporting member are all symmetrically arranged in the space inside the fixed plate, wherein the driving gear is fixedly connected to the longitudinal rotating shaft, the driving gear is meshed with the connecting gear, and the pushing member is fixedly installed on the shaft end of the connecting gear;

[0012] The elastic support member is arranged on the outer side of the pushing member, and the elastic support members on both sides are respectively in contact with the continuous toggle mechanism and the intermittent detection mechanism.

[0013] Preferably, the continuous toggle mechanism comprises a movable rod, a guide groove, a horizontal rod, a scraper, a limit block and a baffle;

[0014] The movable rod 1 is slidably connected with a guide groove 1 provided on the fixed plate, the movable rod 1 is located between the pusher and the elastic support member, and two sides of the movable rod 1 are respectively in contact with the pusher and the elastic support member;

[0015] A horizontal rod is fixedly installed at the bottom end of the movable rod 1, a scraper is installed at the end of the horizontal rod, and a limit block arranged at the free end of the horizontal rod is slidably connected to a limit groove set on the scraper, and a baffle is installed on the scraper in the limit groove.

[0016] Preferably, the intermittent detection mechanism comprises a second movable rod, a second guide groove, a detection pin and a socket;

[0017] The movable rod 2 is mounted on the fixed plate, and the movable rod 2 is slidably connected to the guide groove 2 provided on the fixed plate;

[0018] One side of the movable rod 2 abuts against the pushing member, and the other side of the movable rod 2 abuts against the elastic supporting member;

[0019] A detection needle is fixedly installed on the inner side of the bottom end of the movable rod 2, and the detection needle is slidably connected with a socket provided on the fixed plate so as to be inserted into the cylinder for detection.

[0020] Preferably, the depth adjustment mechanism comprises a side frame, a driving screw, a movable block, a horizontal rod and an inclined rod;

[0021] The side frame is arranged on the side of the cylinder and is offset from the fixed plate. A driving screw is rotatably installed in the side frame, a movable block is arranged on the driving screw, and a horizontal rod is slidably installed in the movable block.

[0022] An oblique rod 1 is fixedly installed on both sides of the horizontal rod, and the end of the oblique rod 1 is fixedly connected to the cylinder.

[0023] Preferably, the floating adjustment mechanism comprises a second inclined rod, a positioning pile, a longitudinal groove, a longitudinal groove, an elastic sleeve, a roller and a pad;

[0024] The second oblique rod is fixedly installed on the outside of the first oblique rod, and the positioning pile is arranged at the end of the second oblique rod. The positioning pile is also slidably connected with the longitudinal groove provided in the driving screw, and the width of the longitudinal groove is greater than the diameter of the positioning pile.

[0025] The elastic sleeve is fixedly mounted on both sides of the movable block, and a roller is rotatably mounted on the free end of the elastic sleeve, and the roller abuts against the second inclined rod;

[0026] The pad is arranged in a groove in the movable block for the horizontal rod to move.

[0027] Preferably, the drilling equipment is arranged on an external walking platform to facilitate the movement of the drilling equipment.

[0028] A groundwater pollution source detection drilling equipment provided by an embodiment of the present invention can not only adjust the drilling depth during drilling, but also avoid jamming and damage of parts during the drilling process, thereby providing effective protection for workpieces in the drilling area; in addition, during the drilling process, it can not only perform real-time detection of different depths, but also automatically dial them out, and at the same time avoid accumulation on the longitudinal rotating shaft and conveying blades, without the need for manual cleaning, thereby greatly improving the application value of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 A three-dimensional structural diagram of a groundwater pollution source detection drilling device provided by an embodiment of the present invention;

[0030] Figure 2 A schematic diagram of the structure of a bidirectional drive mechanism in a groundwater pollution source detection drilling device provided by an embodiment of the present invention;

[0031] Figure 3 for Figure 1 A partial enlarged view of the middle part;

[0032] Figure 4 A schematic diagram of the structure of a depth adjustment mechanism in a groundwater pollution source detection drilling device provided by an embodiment of the present invention;

[0033] Figure 5 A three-dimensional structural diagram of a horizontal rod, a first inclined rod and a second inclined rod in a groundwater pollution source detection drilling device provided by an embodiment of the present invention;

[0034] Figure 6 for Figure 4 A partial enlarged view of point B in the middle;

[0035] In the attached drawings: 1-fixed plate; 2-cylinder; 3-longitudinal rotating shaft; 4-conveying blade; 5-fixed rod; 6-driving motor; 7-driving gear; 8-connecting gear; 9-pushing member; 10-elastic supporting member; 11-movable rod one; 12-guide groove one; 13-horizontal rod; 14-scraper; 15-limiting block; 16-baffle; 17-movable rod two; 18-guide groove two; 19-detection needle; 20-jack; 21-side frame; 22-driving screw; 23-movable block; 24-horizontal rod; 25-oblique rod one; 26-oblique rod two; 27-positioning pile; 28-longitudinal groove; 29-elastic sleeve; 30-roller; 31-pad; 100-bidirectional driving mechanism; 200-continuous toggle mechanism; 300-intermittent detection mechanism; 400-depth adjustment mechanism; 500-floating adjustment mechanism. DETAILED DESCRIPTION

[0036] In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0037] The specific implementation of the present invention is described in detail below in conjunction with specific embodiments.

[0038] like Figures 1 to 6As shown, it is a structural diagram of a groundwater pollution source detection drilling equipment provided by an embodiment of the present invention, including a fixed plate 1, a cylinder 2, a two-way driving mechanism 100, a continuous toggle mechanism 200, an intermittent detection mechanism 300, a depth adjustment mechanism 400 and a floating adjustment mechanism 500. The fixed plate 1 and the cylinder 2 are connected by a fixed rod 5. A longitudinal rotating shaft 3 coaxially arranged with the cylinder 2 is rotatably mounted on the fixed plate 1. The bottom of the longitudinal rotating shaft 3 is located in the cylinder 2 and has a conveying blade 4. The longitudinal rotating shaft 3 is also connected to the shaft end of a driving motor 6 installed on the fixed plate 1; the two-way driving mechanism 100 is arranged in the fixed plate 1, and the two-way driving mechanism 100 is transmission-connected with the longitudinal rotating shaft 3 so as to push the continuous toggle mechanism on both sides when the longitudinal rotating shaft 3 rotates. 200 and the intermittent detection mechanism 300 move synchronously; the continuous shifting mechanism 200 and the intermittent detection mechanism 300 are both slidably installed on the fixed plate 1, and when moving with the longitudinal rotating shaft 3, the set continuous shifting mechanism 200 shifts out the material transported by the conveying blade 4, and at the same time, the real-time detection of the material is realized through the intermittent detection mechanism 300; the depth adjustment mechanism 400 is installed on the outside of the cylinder 2, and the depth adjustment mechanism 400 is driven by an external motor to adjust the drilling depth of the cylinder 2 when working; the floating adjustment mechanism 500 is installed on the depth adjustment mechanism 400, and the floating adjustment mechanism 500 moves synchronously with the depth adjustment mechanism 400, and overcomes the influence of vibration during the lifting and lowering of the depth adjustment mechanism 400 and the cylinder 2.

[0039] In one example of the present invention, the drilling equipment is arranged on an external walking platform to facilitate the movement of the drilling equipment. In addition, the walking platform and the side frame 21 can be connected by an arc-shaped telescopic member to facilitate the adjustment of the inclination angle of the entire equipment before and after drilling, thereby facilitating storage and transportation before and after drilling.

[0040] like Figure 1 and Figure 2 As shown, as a preferred embodiment of the present invention, the bidirectional driving mechanism 100 includes a driving gear 7, a connecting gear 8, a pushing member 9 and an elastic supporting member 10;

[0041] The driving gear 7, the connecting gear 8, the pushing member 9 and the elastic supporting member 10 are all symmetrically arranged in the space inside the fixed plate 1, wherein the driving gear 7 is fixedly connected to the longitudinal rotating shaft 3, the driving gear 7 is meshed with the connecting gear 8, and the pushing member 9 is fixedly installed on the shaft end of the connecting gear 8;

[0042] The elastic support member 10 is arranged on the outer side of the pushing member 9 , and the elastic support members 10 on both sides are respectively in contact with the continuous toggle mechanism 200 and the intermittent detection mechanism 300 .

[0043] In one embodiment of the present invention, the longitudinal rotating shaft 3 drives the driving gear 7 at the corresponding position to rotate synchronously when rotating. Since the driving gear 7 is engaged with the connecting gear 8, it can drive the connecting gear 8 and the pushing member 9 to rotate. When the pushing members 9 on both sides rotate, they push the movable rod 1 11 and the movable rod 2 17 at the corresponding position to slide along the fixed plate 1, and the elastic support member 10 is subjected to elastic deformation due to the force.

[0044] like Figure 1 , Figure 2 and Figure 3 As shown, as another preferred embodiment of the present invention, the continuous toggle mechanism 200 includes a movable rod 11, a guide groove 12, a horizontal rod 13, a scraper 14, a limit block 15 and a baffle 16;

[0045] The movable rod 11 is slidably connected to a guide groove 12 provided on the fixed plate 1. The movable rod 11 is located between the push member 9 and the elastic support member 10. Both sides of the movable rod 11 are respectively in contact with the push member 9 and the elastic support member 10.

[0046] A horizontal rod 13 is fixedly installed at the bottom end of the movable rod 11, a scraper 14 is installed at the end of the horizontal rod 13, and a limit block 15 arranged at the free end of the horizontal rod 13 is slidably connected to a limit groove set on the scraper 14, and a baffle 16 is installed on the scraper 14 in the limit groove.

[0047] In one example of the present invention, when the movable rod 11 is forced to slide along the guide groove 12, the horizontal rod 13 and the scraper 14 move synchronously therewith, and the scraper 14 moves along the gap between the conveying blades 4. At the same time, the limit block 15 arranged at the end of the horizontal rod 13 slides along the limit groove to push out the material conveyed upward.

[0048] like Figure 1 As shown, as another preferred embodiment of the present invention, the intermittent detection mechanism 300 includes a second movable rod 17, a second guide groove 18, a detection needle 19 and a socket 20;

[0049] The movable rod 2 17 is installed on the fixed plate 1, and the movable rod 2 17 is slidably connected with the guide groove 2 18 provided on the fixed plate 1;

[0050] One side of the movable rod 17 abuts against the pusher 9, and the other side of the movable rod 17 abuts against the elastic support member 10;

[0051] A detection needle 19 is fixedly installed on the inner side of the bottom end of the movable rod 2 17 , and the detection needle 19 is slidably connected to a socket 20 provided on the fixed plate 1 so as to be inserted into the cylinder 2 for detection.

[0052] In an example of the present invention, when the movable rod 17 is forced to move along the guide groove 18, the detection needle 19 moves synchronously therewith, and the detection needle 19 is intermittently inserted into the cylinder 2 to perform real-time detection of the material transported upward.

[0053] like Figure 1 , Figure 4 and Figure 5 As shown, as another preferred embodiment of the present invention, the depth adjustment mechanism 400 includes a side frame 21, a driving screw 22, a movable block 23, a horizontal rod 24 and an inclined rod 25;

[0054] The side frame 21 is arranged on the side of the cylinder 2 and is offset from the fixed plate 1. A driving screw 22 is rotatably installed in the side frame 21, a movable block 23 is arranged on the driving screw 22, and a horizontal rod 24 is slidably installed in the movable block 23;

[0055] The two sides of the horizontal rod 24 are fixedly mounted with oblique rods 25 , and the ends of the oblique rods 25 are fixedly connected to the cylinder 2 .

[0056] In one example of the present invention, the driving screw 22 rotates along the side frame 21 driven by an external motor. When rotating, the driving screw 22 pushes the movable block 23, the horizontal rod 24, the inclined rod 25 and the cylinder 2 to move synchronously along the height direction, thereby dynamically adjusting the drilling depth.

[0057] like Figure 4 , Figure 5 and Figure 6 As shown, as another preferred embodiment of the present invention, the floating adjustment mechanism 500 includes a second inclined rod 26, a positioning pile 27, a longitudinal groove 28, a longitudinal groove 28, an elastic sleeve 29, a roller 30 and a pad 31;

[0058] The second inclined rod 26 is fixedly installed on the outside of the first inclined rod 25, and the positioning pile 27 is arranged at the end of the second inclined rod 26. The positioning pile 27 is also slidably connected with the longitudinal groove 28 provided in the driving screw 22, and the width of the longitudinal groove 28 is greater than the diameter of the positioning pile 27;

[0059] The elastic sleeve 29 is fixedly mounted on both sides of the movable block 23, and a roller 30 is rotatably mounted on the free end of the elastic sleeve 29, and the roller 30 abuts against the second inclined rod 26;

[0060] The pad 31 is disposed in a groove in the movable block 23 for the horizontal rod 24 to move.

[0061] In one example of the present invention, when the drilling equipment gets stuck during operation, the cylinder 2 drives the horizontal rod 24 and the inclined rod 1 25 to rise and fall locally along the movable block 23. On the one hand, the pad 31 is deformed by the force. On the other hand, the inclined rod 1 25 also drives the inclined rod 26 to move. The inclined rod 26 pushes the roller 30 to move along the elastic sleeve 29. The elastic parts inside the elastic sleeve 29 are matched with the damper to reduce the impact of vibration. At the same time, the positioning pile 27 slides along the longitudinal groove 28, thereby ensuring that the drilling equipment is locally shaken to prevent damage to the drilling components.

[0062] In summary, the driving screw 22 rotates along the side frame 21 under the drive of the external motor. When rotating, the driving screw 22 pushes the movable block 23, the horizontal rod 24, the inclined rod 1 25 and the cylinder 2 to move synchronously along the height direction to adjust the drilling depth. The driving motor 6 drives the longitudinal rotating shaft 3 and the conveying blade 4 to rotate, and the material at the bottom moves upward along the inner wall of the cylinder 2. When a jam occurs, the cylinder 2 drives the horizontal rod 24 and the inclined rod 1 25 to partially rise and fall along the movable block 23. The inclined rod 1 25 also drives the inclined rod 26 to move. The inclined rod 26 pushes the roller 30 to move along the elastic sleeve 29. The elastic parts inside the elastic sleeve 29 are matched with dampers to reduce the impact of vibration. When the longitudinal rotating shaft 3 rotates, it drives the driving gear 7 at the corresponding position to rotate synchronously. Since the driving gear 7 is engaged with the connecting gear 8, it can drive the connecting gear 8 to rotate and the pushing member 9 to rotate. The pushing member 9 on one side The movable rod 11 is pushed to slide along the guide groove 12, and the horizontal rod 13 and the scraper 14 move synchronously therewith, and the scraper 14 moves along the gap of the conveying blade 4. The limit block 15 set at the end of the horizontal rod 13 slides along the limit groove to push the material transported upward outward, and the pusher 9 on the other side pushes the movable rod 2 17 to move along the guide groove 2 18, and the detection needle 19 moves synchronously therewith. The detection needle 19 is intermittently inserted into the cylinder 2 to perform real-time detection of the material transported upward; the drilling equipment can not only adjust the drilling depth during drilling, but also avoid jamming and damage of parts during drilling, thereby providing effective protection for the workpiece in the drilling area; in addition, during the drilling process, different depths can be detected in real time and automatically pushed out, and at the same time, it can avoid piling on the longitudinal rotating shaft 3 and the conveying blade 4, without manual cleaning, thereby greatly improving the application value of the equipment.

[0063] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be considered exemplary and non-restrictive in all respects, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention.

[0064] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A groundwater pollution source detection drilling equipment, comprising a fixed plate and a cylinder, the fixed plate and the cylinder are connected by a fixed rod, a longitudinal rotating shaft arranged coaxially with the cylinder is rotatably mounted on the fixed plate, the bottom of the longitudinal rotating shaft is located in the cylinder with a conveying blade, and the longitudinal rotating shaft is also connected to the shaft end of a driving motor mounted on the fixed plate, characterized in that: Also includes: A bidirectional driving mechanism, which is arranged in the fixed plate and is in driving connection with the longitudinal rotating shaft, so as to drive the continuous toggle mechanism and the intermittent detection mechanism on both sides to move synchronously when the longitudinal rotating shaft rotates; The continuous shifting mechanism and the intermittent detection mechanism are both slidably mounted on the fixed plate, and when moving with the longitudinal rotating shaft, the material conveyed by the conveying blades is shifted out by the set continuous shifting mechanism, and the material is detected in real time by the intermittent detection mechanism at the same time; A depth adjustment mechanism, which is installed on the outside of the cylinder and driven by an external motor to adjust the drilling depth of the cylinder during operation; The floating adjustment mechanism is installed on the depth adjustment mechanism. The floating adjustment mechanism moves synchronously with the depth adjustment mechanism and overcomes the influence caused by vibration during the lifting and lowering of the depth adjustment mechanism and the cylinder.

2. The groundwater pollution source detection drilling equipment according to claim 1, characterized in that: The bidirectional driving mechanism comprises a driving gear, a connecting gear, a pushing member and an elastic supporting member; The driving gear, the connecting gear, the pushing member and the elastic supporting member are all symmetrically arranged in the space inside the fixed plate, wherein the driving gear is fixedly connected to the longitudinal rotating shaft, the driving gear is meshed with the connecting gear, and the pushing member is fixedly installed on the shaft end of the connecting gear; The elastic support member is arranged on the outer side of the pushing member, and the elastic support members on both sides are respectively in contact with the continuous toggle mechanism and the intermittent detection mechanism.

3. The groundwater pollution source detection drilling equipment according to claim 2 is characterized in that: The continuous toggle mechanism comprises a movable rod, a guide groove, a horizontal rod, a scraper, a limit block and a baffle; The movable rod 1 is slidably connected with a guide groove 1 provided on the fixed plate, the movable rod 1 is located between the pusher and the elastic support member, and two sides of the movable rod 1 are respectively in contact with the pusher and the elastic support member; A horizontal rod is fixedly installed at the bottom end of the movable rod 1, a scraper is installed at the end of the horizontal rod, and a limit block arranged at the free end of the horizontal rod is slidably connected to a limit groove set on the scraper, and a baffle is installed on the scraper in the limit groove.

4. The groundwater pollution source detection drilling equipment according to claim 2, characterized in that: The intermittent detection mechanism comprises a second movable rod, a second guide groove, a detection pin and a socket; The movable rod 2 is mounted on the fixed plate, and the movable rod 2 is slidably connected to the guide groove 2 provided on the fixed plate; One side of the movable rod 2 is in contact with the pushing member, and the other side of the movable rod 2 is in contact with the elastic supporting member; A detection needle is fixedly installed on the inner side of the bottom end of the movable rod 2, and the detection needle is slidably connected with a socket provided on the fixed plate so as to be inserted into the cylinder for detection.

5. The groundwater pollution source detection drilling equipment according to claim 1, characterized in that: The depth adjustment mechanism comprises a side frame, a driving screw, a movable block, a horizontal rod and an inclined rod; The side frame is arranged on the side of the cylinder and is offset from the fixed plate. A driving screw is rotatably installed in the side frame, a movable block is arranged on the driving screw, and a horizontal rod is slidably installed in the movable block. An oblique rod 1 is fixedly installed on both sides of the horizontal rod, and the end of the oblique rod 1 is fixedly connected to the cylinder.

6. The groundwater pollution source detection drilling equipment according to claim 5, characterized in that: The floating adjustment mechanism includes a second inclined rod, a positioning pile, a longitudinal groove, a longitudinal groove, an elastic sleeve, a roller and a pad; The second oblique rod is fixedly installed on the outside of the first oblique rod, and the positioning pile is arranged at the end of the second oblique rod. The positioning pile is also slidably connected with the longitudinal groove provided in the driving screw, and the width of the longitudinal groove is greater than the diameter of the positioning pile. The elastic sleeve is fixedly mounted on both sides of the movable block, and a roller is rotatably mounted on the free end of the elastic sleeve, and the roller abuts against the second inclined rod; The pad is arranged in a groove in the movable block for the horizontal rod to move.

7. The groundwater pollution source detection drilling equipment according to claim 1, characterized in that: The drilling equipment is arranged on an external walking platform to facilitate the movement of the drilling equipment.

Citation Information

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