CN221399109U - Mine water quality monitoring well lid structure convenient to open and close - Google Patents
Mine water quality monitoring well lid structure convenient to open and close Download PDFInfo
- Publication number
- CN221399109U CN221399109U CN202323305146.0U CN202323305146U CN221399109U CN 221399109 U CN221399109 U CN 221399109U CN 202323305146 U CN202323305146 U CN 202323305146U CN 221399109 U CN221399109 U CN 221399109U
- Authority
- CN
- China
- Prior art keywords
- well
- base
- underground well
- underground
- ratchet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 72
- 238000012544 monitoring process Methods 0.000 title claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims abstract description 24
- 230000000149 penetrating effect Effects 0.000 claims description 21
- 238000013461 design Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 abstract 1
- 239000007858 starting material Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- 238000004804 winding Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The utility model discloses a mine water quality monitoring well lid structure convenient to open and close, which comprises a base, a monitoring well, a well lid, a first gear and a rack, wherein the base comprises two upright posts and a box body connected above the two upright posts, the underground well is vertically arranged on the ground and is communicated with an underground water layer, an opening and closing mechanism is slidably arranged between the upright posts at the upper end of the base, and the opening and closing mechanism is controlled by a motor to act so as to cover and open a well mouth of the underground well. This mine water quality monitoring well lid structure of conveniently opening and shutting, starter motor drives the screw rod through the rotation of motor and rotates, makes the screw rod rotate and drives the slider and remove, makes the slider slide between two stands of base, makes the slider drive well lid upward movement, and when first gear and rack mesh mutually, along with the rising of slider, first gear will rotate, drives the well lid rotation and opens, lets the well head of monitoring well spill, conveniently opens heavy well lid.
Description
Technical Field
The utility model relates to the technical field of water quality monitoring well covers, in particular to a mine water quality monitoring well cover structure convenient to open and close.
Background
In modern society, people pay more attention to the protection and sustainable development of natural environment, and the stratum at the bottom can be damaged in the mining process, so that water resources in a mine are polluted, when polluted water flows into a well where people take water, the health of the people can be endangered, the pollution problem of underground water resources can be timely found and treated by monitoring the water quality around the mine, and the natural environment and the underground water resources are protected;
The well is used in the prior art, the vertical shaft is mostly adopted, the upper part of the vertical shaft is covered by the well cover, the well cover is directly exposed on the ground, the well cover is extremely easy to lose and steal, the well cover is directly exposed in the open air environment after losing the well cover, sundries fall into the well, pollution is caused to a water source in the well, the numerical value is directly measured, and the well cover is too heavy to be opened by using the aid of a tool, so that the well cover is extremely inconvenient.
Disclosure of utility model
The utility model aims to provide a mine water quality monitoring well lid structure which is convenient to open and close, so as to solve the problem that the well lid is inconvenient to open in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a mine water quality monitoring well lid structure convenient to open and close comprises a base, two upright posts and a box body connected above the two upright posts;
The underground well is vertically arranged on the ground and communicated with the underground water layer;
The method is characterized in that: and an opening and closing mechanism is slidably arranged between the upright posts at the upper end of the base, and the motor is used for controlling the opening and closing mechanism to act so as to cover and open the wellhead of the underground well.
The opening and closing mechanism includes:
the top cover is clamped and installed at the upper end of the underground well;
the first gear is fixedly arranged at one end of the top cover far away from the ratchet;
The rack is fixedly arranged on one side of the base, which is far away from the operation box, and is meshed with the first gear;
the screw is rotatably arranged between the two upright posts of the base;
The sliding block is slidably arranged between the two upright posts of the base, and a screw is arranged on the outer surface of the sliding block in a threaded manner;
The photovoltaic board fixed mounting is kept away from the one end of underground well at the base, and the inside of base is provided with the battery to the one end fixed mounting that the top cap was kept away from to the base has the operation box.
Preferably, the base is fixedly arranged on the outer surface of the underground well, the top cover is arranged at the upper end of the underground well in a clamping mode, and the outer surface of one side, close to the screw rod, of the underground well is attached to the blocky protrusion on the outer surface of the underground well.
By adopting the technical scheme, the top cover can be effectively prevented from being opened by people and external force.
Preferably, the sliding block is in threaded connection with the screw rod, and the sliding block is in sliding connection with the two upright posts of the base.
By adopting the technical scheme, the sliding block can be effectively positioned, and the sliding block is driven to move and rise through the rotation of the screw rod.
Preferably, the ratchet mechanism includes:
The sensor reel rack is horizontally and rotatably arranged on a platform in the underground well, and a wire in the sensor reel rack can vertically penetrate through the platform in the underground well and downwards extend;
the second gear is vertically fixed on one side of the sensor reel rack, which is close to the motor;
The ratchet is rotatably arranged in the underground well and is engaged with the second gear;
The first spring is vertically arranged between the ratchet and the underground well;
And the stop block is slidably arranged in the underground well, and the outer surface of the stop block is attached to the outer surface of the ratchet and is used for controlling the engagement of the ratchet and the second gear.
By adopting the technical scheme, the sensor reel rack is prevented from paying off continuously due to the weight problem of the sensor.
Preferably, the ratchet is rotatably connected with the underground well, the side surface of the ratchet is jointed with one end of the stop block, and one end of the ratchet close to the stop block is in an inclined design.
By adopting the technical scheme, the stop block can be pushed out when the sensor wire is retracted, so that the ratchet is separated from the second gear, the sensor reel frame can rotate at will, and the wire is retracted.
Preferably, a clamping mechanism is arranged in the underground well, a water suction pipe is installed on a platform in the underground well in a penetrating mode, an annular groove is formed in the outer surface of the water suction pipe, and the clamping mechanism is used for fixing the water suction pipe through clamping.
By adopting the technical scheme, the operator can be prevented from dropping the suction pipe improperly, so that the whole suction pipe falls into the underground well.
Preferably, the clamping mechanism comprises a pipe penetrating block, a poking piece and a second spring, the pipe penetrating block is horizontally fixed on a platform inside the underground well, the water suction pipe slidably penetrates through the outer surface of the pipe penetrating block and extends downwards, the poking piece is horizontally slidably mounted on two sides of the pipe penetrating block, one end of the poking piece, located inside the pipe penetrating block, is in an inverted triangle shape with the upper part thick and the lower part thin, the poking piece is located at one end of the outside of the pipe penetrating block, a block-shaped protrusion is arranged at one end of the poking piece, the second spring is horizontally arranged inside the pipe penetrating block, one end of the second spring is connected with the inner surface of the pipe penetrating block, and one end of the second spring is connected with the outer surface of the poking piece.
By adopting the technical scheme, the water suction pipe can be directly pulled out upwards and split without fixing.
Preferably, the photovoltaic board fixed mounting is in the upper end of base, and through illumination with light energy change the inside that the electric energy was stored into the battery, provide electric power for the motor.
By adopting the technical scheme, the motor can be controlled to work without additionally carrying out stay wire
Compared with the prior art, the utility model has the beneficial effects that: this mine water quality monitoring well lid structure of convenient opening and shutting:
1. When the top cover is required to be opened, only the motor is required to be started, the rotation of the motor is controlled through the operation box to drive the screw rod to rotate, the screw rod is enabled to rotate to drive the sliding block to move, the sliding block is enabled to slide between the two upright posts of the base, the sliding block is enabled to drive the top cover to move upwards, when the first gear is meshed with the rack, the first gear can rotate to drive the top cover to rotate and open along with the ascending of the sliding block, the wellhead of the underground well is enabled to leak, and the heavy well cover is convenient to open;
2. When the top cover is in a closed state, the top cover is contacted with the blocky protrusions on the outer surface of the underground well by prying through a gap between the underground well and the top cover by inserting a tool, the sliding block does not move, the top cover also does not have enough space to rotate, and the opening of the top cover is limited by the blocky protrusions on the outer surface of the underground well and the sliding block, so that the top cover is fixed;
3. When needs measuring personnel carry out extraction detection component to the inside water of underground well, only need measuring personnel to insert the poling piece in the middle of, through the weight downwardly extending of water suction pipe, and the plectrum is laminated with the outer wall of water suction pipe all the time through the second spring, after the water suction pipe is about to get to the end, the plectrum will block the recess that water suction pipe surface set up, prevent that the water suction pipe from falling into the underground well, be connected with a lesson water suction pipe in the middle of, after being connected with a lesson water suction pipe, stir the plectrum, can make the water suction pipe continue downwards, until contact with the underground horizontal plane, can connect the water suction pump to extract ground water and detect, it is smooth to prevent to hand when the water suction pipe down, cause whole water suction pipe to sink into the well in the cause trouble.
Drawings
FIG. 1 is a schematic diagram of a three-dimensional structure of a monitoring well lid according to the utility model;
FIG. 2 is a schematic diagram of a cross-sectional perspective view of a monitor well and sensor reel of the present utility model;
FIG. 3 is a schematic diagram of a cross-sectional perspective view of a well and a slider according to the present utility model;
FIG. 4 is a schematic perspective view of the manhole cover and the first gear;
FIG. 5 is a schematic diagram showing the three-dimensional structure of a pulling piece and a second spring according to the present utility model;
FIG. 6 is a schematic view of a three-dimensional structure of a sensor reel and ratchet connection of the present utility model;
FIG. 7 is an enlarged schematic view of the structure of FIG. 6A according to the present utility model;
Fig. 8 is a schematic diagram of a snap-fit structure of a pulling sheet and a suction tube according to the present utility model.
In the figure: 1. a base; 2. an underground well; 3. a top cover; 4. a first gear; 5. a rack; 6. a screw; 7. a slide block; 8. a motor; 9. a storage battery; 10. a photovoltaic panel; 11. an operation box; 12. a sensor reel rack; 13. a second gear; 14. a ratchet; 15. a first spring; 16. a stopper; 17. a pipe penetrating block; 18. a pulling piece; 19. a second spring; 20. a water suction pipe.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-8, the present utility model provides a technical solution: the utility model provides a mine water quality monitoring well lid structure that conveniently opens and shuts, accessible motor opens the well lid, reduces the instrument that the inspector needs to carry, makes the inspector can more simple laborsaving punch the card with the well lid, saves inspector's physical power and the instrument quantity of carrying.
The utility model discloses a mine water quality monitoring well lid structure of convenient opening and shutting includes base 1, top cap 3, opening and shutting mechanism, ratchet and block mechanism, can open and shut top cap 3 to fix top cap 3 after the closure.
The base 1 comprises two upright posts and a box body connected above the two upright posts, the underground well 2 is vertically arranged on the ground and is communicated with an underground water layer, an opening and closing mechanism is slidably arranged between the upright posts at the upper end of the base 1, and the motor 8 controls the opening and closing mechanism to act so as to cover and open the wellhead of the underground well 2.
The opening and closing mechanism comprises a top cover 3, a first gear 4, a rack 5, a screw rod 6 and a sliding block 7, wherein the top cover is arranged at the upper end of the underground well 2 in a clamping way, the top cover is fixedly arranged at one end of the top cover 3 far away from a ratchet 14, the top cover is fixedly arranged at one side of the base 1 far away from the operation box 11, the rack 5 is meshed with the first gear 4, the top cover is rotatably arranged between two upright posts of the base 1, the top cover is slidably arranged between the two upright posts of the base 1, and the screw rod 6 is arranged on the outer surface of the sliding block 7 in a threaded way;
Specifically, the rotation of the motor 8 is controlled through the operation box 11, the screw rod 6 is driven to rotate, the screw rod 6 rotates to drive the sliding block 7 to move upwards, the sliding block 7 moves upwards, the top cover 3 moves along with the sliding block 7, when the top cover 3 vertically upwards breaks away from the upper end of the underground well 2, the first gear 4 contacts and is kneaded with the rack 5, the sliding block 7 continues to move upwards, the top cover 3 rotates to open, the wellhead of the underground well 2 leaks out, when the top cover 3 needs to be closed, only the motor 8 is controlled to rotate reversely, the screw rod 6 reversely drives the sliding block 7, the sliding block 7 descends, the top cover 3 descends through the first gear 4 and the rack 5, when the first gear 4 breaks away from the rack 5, the sliding block 7 supports the top cover 3 until the top cover 3 falls to the upper end of the underground well 2 and is clamped with the underground well 2, and the top cover 3 is opened and closed through the engagement of the lifting of the sliding block 7 and the first gear 4 and the rack 5.
The ratchet mechanism comprises a sensor winding frame 12, a second gear 13, a ratchet 14, a first spring 15 and a stop block 16, wherein the horizontal rotation is arranged on a platform inside the underground well 2, a wire inside the sensor winding frame 12 can vertically penetrate through the platform inside the underground well 2 and extend downwards, the wire is vertically fixed on one side, close to the motor 8, of the sensor winding frame 12, the wire is rotatably arranged inside the underground well 2 and is clamped with the second gear 13, the wire is vertically arranged between the ratchet 14 and the underground well 2, the wire is slidably arranged inside the underground well 2, and the outer surface of the stop block 16 is attached to the outer surface of the ratchet 14 and is used for controlling the clamping of the ratchet 14 and the second gear 13.
The photovoltaic board 10 fixed mounting is kept away from the one end of underground well 2 at base 1, and the inside of base 1 is provided with battery 9 to the one end fixed mounting that top cap 3 was kept away from to base 1 has operation box 11.
When the top cover 3 falls down and then is clamped with the underground well 2, the lower end of the top cover 3 is attached to the blocky protrusion on the outer surface of the underground well 2, and meanwhile, the motionless sliding block 7 plays a supporting role, so that the three parts are mutually restricted and mutually clamped, and the top cover 3 is prevented from being lifted.
The ratchet 14 is in rotary connection with the underground well 2, the side surface of the ratchet 14 is attached to one end of the stop block 16, the end, close to the stop block 16, of the ratchet 14 is of an inclined design, when the sensor needs to be retracted, the stop block 16 is pushed into the side, close to the first spring 15, of the ratchet 14, the ratchet 14 is separated from the second gear 13, and the sensor reel 12 can be smoothly rotated to retract the sensor.
The inside of underground well 2 is provided with the block mechanism, and the platform of underground well 2 inside runs through installs the water suction pipe 20, and the annular groove has been seted up to the surface of water suction pipe 20, the block mechanism is fixed with water suction pipe 20 through the block, when the water in the underground well 2 is sampled to the required inspector, only need dial the plectrum 18, later insert water suction pipe 20 through poling piece 17, loosen plectrum 18, second spring 19 pushes up plectrum 18 to water suction pipe 20, make the side surface of water suction pipe 20 laminate mutually with plectrum 18 all the time, through the recess that water suction pipe 20 surface set up, can prevent when butt joint water suction pipe 20, cause water suction pipe 20 to sink into underground well 2 because of the misoperation.
The clamping mechanism comprises a pipe penetrating block 17, a poking piece 18 and a second spring 19, wherein the pipe penetrating block 17 is horizontally fixed on a platform inside the underground well 2, the water suction pipe 20 can slide to penetrate through the outer surface of the pipe penetrating block 17 and extend downwards, the poking piece 18 is horizontally arranged on two sides of the pipe penetrating block 17 in a sliding mode, one end of the poking piece 18, which is positioned inside the pipe penetrating block 17, is in an inverted triangle shape with the upper part thick and the lower part thin, one end of the poking piece 18, which is positioned outside the pipe penetrating block 17, is provided with a blocky protrusion, and when the water suction pipe 20 is not contacted with underground water inside the underground well 2, 1 water suction pipe 20 can be connected with the water suction pipe 20 which is penetrated into the pipe penetrating block 17, and the water suction pipe 20 is effectively prevented from falling due to improper operation during connection.
The second spring 19 is horizontally arranged in the pipe penetrating block 17, one end of the second spring is connected with the inner surface of the pipe penetrating block 17, one end of the second spring is connected with the outer surface of the poking plate 18, when the water suction pipe 20 needs to be recovered and replaced, the water suction pipe 20 can be directly pulled out until the water suction pipe 20 is clamped and fixed with the pipe penetrating block 17, the water suction pipe 20 can be detached, then the next section of water suction pipe 20 is pulled out, and the water suction pipe 20 can be conveniently recovered by repeating the operation.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A mine water quality monitoring well lid structure that conveniently opens and shuts, includes: the base (1) comprises two upright posts and a box body connected above the two upright posts;
The underground well (2) is vertically arranged on the ground and communicated with the underground water layer;
The method is characterized in that: an opening and closing mechanism is slidably arranged between the upright posts at the upper end of the base (1), and the action of the opening and closing mechanism is controlled by a motor (8) to mask and open the wellhead of the underground well (2);
The opening and closing mechanism includes:
The top cover (3) is clamped and installed at the upper end of the underground well (2);
the first gear (4) is fixedly arranged at one end of the top cover (3) far away from the ratchet (14);
The rack (5) is fixedly arranged on one side of the base (1) far away from the operation box (11), and the rack (5) is meshed with the first gear (4);
the screw (6) is rotatably arranged between the two upright posts of the base (1);
The sliding block (7) is slidably arranged between the two upright posts of the base (1), and a screw (6) is arranged on the outer surface of the sliding block (7) in a threaded manner;
Photovoltaic board (10) fixed mounting keeps away from the one end of underground well (2) at base (1), and the inside of base (1) is provided with battery (9) to the one end fixed mounting that top cap (3) was kept away from to base (1) has operation box (11).
2. The mine water quality monitoring well lid structure convenient to open and close according to claim 1, wherein: the base (1) is fixedly arranged on the outer surface of the underground well (2), meanwhile, the top cover (3) is clamped and arranged at the upper end of the underground well (2), and the outer surface of one side of the underground well (2) close to the screw (6) is attached to the blocky protrusion on the outer surface of the underground well (2).
3. The mine water quality monitoring well lid structure convenient to open and close according to claim 1, wherein: the sliding block (7) is connected to the screw rod (6) in a threaded mode, and the sliding block (7) is connected between the two upright posts of the base (1) in a sliding mode.
4. The mine water quality monitoring well lid structure convenient to open and close according to claim 1, wherein: the sensor coil rack (12) is horizontally rotatably arranged on a platform in the underground well (2), and wires in the sensor coil rack (12) can vertically penetrate through the platform in the underground well (2) and extend downwards;
The second gear (13) is vertically fixed on one side of the sensor reel frame (12) close to the motor (8);
A ratchet (14) rotatably installed inside the underground well (2) and engaged with the second gear (13);
A first spring (15) vertically arranged between the ratchet (14) and the underground well (2);
And the stop block (16) is slidably arranged in the underground well (2), and the outer surface of the stop block (16) is attached to the outer surface of the ratchet (14) and is used for controlling the engagement of the ratchet (14) and the second gear (13).
5. The mine water quality monitoring well lid structure convenient to open and close according to claim 4, wherein: the ratchet (14) is rotationally connected with the underground well (2), the side surface of the ratchet (14) is attached to one end of the stop block (16), and one end of the ratchet (14) close to the stop block (16) is in an inclined design.
6. The mine water quality monitoring well lid structure convenient to open and close according to claim 1, wherein: the underground well (2) is internally provided with a clamping mechanism, a water suction pipe (20) is installed on a platform in the underground well (2) in a penetrating mode, an annular groove is formed in the outer surface of the water suction pipe (20), and the clamping mechanism is used for fixing the water suction pipe (20) through clamping.
7. The mine water quality monitoring well lid structure convenient to open and close according to claim 6, wherein: the engagement mechanism includes:
Poling piece (17), plectrum (18) and second spring (19), poling piece (17) level is fixed on the inside platform of underground well (2), the outside surface of poling piece (17) is passed in slidable, the both sides of poling piece (17) are installed in the horizontal slidable of plectrum (18), and its one end that is located poling piece (17) inside presents the triangle-shaped of thickness down, and the plectrum (18) is located the outside one end of poling piece (17) and is provided with the cubic and protrudes, the inside of poling piece (17) is set up to second spring (19) level, and the one end of second spring (19) is connected with the internal surface of poling piece (17) to the one end of second spring (19) is connected with the surface of plectrum (18).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202323305146.0U CN221399109U (en) | 2023-12-05 | 2023-12-05 | Mine water quality monitoring well lid structure convenient to open and close |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202323305146.0U CN221399109U (en) | 2023-12-05 | 2023-12-05 | Mine water quality monitoring well lid structure convenient to open and close |
Publications (1)
Publication Number | Publication Date |
---|---|
CN221399109U true CN221399109U (en) | 2024-07-23 |
Family
ID=91920359
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202323305146.0U Active CN221399109U (en) | 2023-12-05 | 2023-12-05 | Mine water quality monitoring well lid structure convenient to open and close |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN221399109U (en) |
-
2023
- 2023-12-05 CN CN202323305146.0U patent/CN221399109U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN214952428U (en) | Water sampling device for environmental detection | |
CN221399109U (en) | Mine water quality monitoring well lid structure convenient to open and close | |
CN214667839U (en) | Wireless soil environment monitor for environment monitoring station | |
CN111458192A (en) | Depthkeeping water sample collection system | |
CN215862479U (en) | Project supervision video acquisition device | |
CN214121684U (en) | Be applied to hydrology water resource sampling device | |
CN108332919A (en) | A kind of air tightness detection apparatus | |
CN112179710A (en) | Hydrology information acquisition device to river silt content | |
CN218381682U (en) | Construction exploration device | |
CN215558847U (en) | Well lid opening tool for underground pipeline measurement | |
CN221078156U (en) | Environmental sewage sampling device | |
CN213239569U (en) | Full-automatic glue sampling device | |
CN214201342U (en) | A moisture automated inspection removing devices for whole wheat flour processing | |
CN214845289U (en) | Boiling box | |
CN220960751U (en) | Drinking water metal element sampling and detecting device | |
CN220508485U (en) | Water quality monitoring sampling device | |
CN218481503U (en) | Pond circulating water quality monitoring instrument convenient to disassemble and assemble | |
CN219773160U (en) | Integrated pump station convenient to maintenance | |
CN219319535U (en) | Transformer oil level monitoring device | |
CN214740300U (en) | Green energy-saving sun-proof parking shed based on photovoltaic power generation | |
CN217356343U (en) | Coal mine safety monitoring electronic equipment | |
CN210066699U (en) | Automatic measuring device of deep soil body horizontal displacement | |
CN219829948U (en) | Integrated environment monitoring equipment convenient to adjust | |
CN212225183U (en) | Oil recovery is with fishing device in pit convenient to open and shut | |
CN218937498U (en) | Groundwater level monitoring device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant |