CN117848456A - Groundwater level monitoring devices of being convenient for - Google Patents

Abstract

The invention relates to the technical field of underground water monitoring, and discloses a device convenient for underground water level monitoring, which comprises a main body, wherein the bottom of the main body is fixedly connected with supporting legs, the top of the main body is fixedly connected with two vertical plates, the front surfaces of the two vertical plates are provided with through holes, the inside of each through hole is rotationally connected with a driving roller, and the outer surface of each driving roller is sheathed with a cable.

Description

Groundwater level monitoring devices of being convenient for

Technical Field

The invention relates to the technical field of groundwater monitoring, in particular to a device convenient for groundwater level monitoring.

Background

Groundwater refers to water that is present in the rock voids below the ground, and in a narrow sense refers to water in a saturated aquifer below the groundwater level. The groundwater level is the most direct data reflecting the groundwater state, and is the very critical data in groundwater level monitoring, groundwater resource quantity evaluation and calculation;

the underground water level detector is used for detecting the water level of the underground water, and the underground water flows, so that the water level detector is easily driven to shake in the detection well under the influence of water flow when the water level is detected, and collides with the inner wall of the detection well, so that the water level detector is damaged.

Disclosure of Invention

The invention aims to provide a device for conveniently monitoring underground water level, so as to solve the problems in the background technology.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a device for conveniently monitoring underground water level, which comprises a main body, wherein the bottom of the main body is fixedly connected with supporting legs, the top of the main body is fixedly connected with two vertical plates, through holes are formed in the front surfaces of the two vertical plates, a driving roller is rotationally connected in the through holes, a cable is sleeved on the outer surface of the driving roller, one end of the driving roller, which is far away from the vertical plates, is fixedly connected with a handle, and the outer surface of the handle is fixedly connected with a gear;

the detection mechanism comprises a sliding box fixedly connected to the bottom of the cable, a stabilizing rod is fixedly connected to the inner wall of the top of the sliding box, a through hole is formed in the outer surface of the stabilizing rod, one end, away from the sliding box, of the stabilizing rod is fixedly connected with a monitoring barrel, a sliding plate is slidably connected to the inside of the monitoring barrel, and a sensor is fixedly connected to the inner wall of the top of the monitoring barrel;

the protection mechanism comprises three connecting plates fixedly connected to the outer surface of the sliding box, the three connecting plates are arranged in a circumferential array with the sliding box as a center, sliding columns are connected to the inner portions of the connecting plates in a sliding mode, floats are fixedly connected to the bottoms of the sliding columns, transverse plates are fixedly connected to one ends of the sliding columns, which are far away from the floats, and racks are fixedly connected to one ends of the transverse plates, which are far away from the sliding columns.

Further, one side fixedly connected with L board that the riser is close to the handle, the inside rotation of L board is connected with the non return piece, and non return piece and gear contact each other, and one side fixedly connected with spring that the non return piece is kept away from the handle, the top fixedly connected with control box of main part.

Further, the left side of rack is provided with C template two, and C template two fixed mounting is in the surface of slip box, and one side fixedly connected with C template one of C template two near the rack, and the inside rotation of C template one is connected with the tooth post, and the tooth of tooth post surface meshes with the rack mutually, and the inside rotation of C template two is connected with the rotor plate, and the one end that the C template two was kept away from to the connecting plate is rotated and is connected with the gyro wheel, cursory inside fixedly connected with arc pole.

Further, the left side of protection machanism is provided with assist mechanism, and assist mechanism includes the bottom plate of fixedly connected with at the slip box surface, and one side fixed mounting that the bottom plate is close to the rack has the curb plate, and the through-hole has been seted up at the middle part of curb plate, and the inside rotation of through-hole is connected with the cylinder, and the cylinder is close to the one end and the tooth post fixed connection of rack, and the one end fixedly connected with cam plate of rack is kept away from to the cylinder.

Further, one side fixedly connected with fixed column of curb plate is kept away from to the cam board, and the surface grafting of fixed column has the fixed column, and the round hole has been seted up to one side that the slip box was kept away from to the bottom plate, and spring post sliding connection is in the inside of round hole, and the one end fixed mounting that the movable block was kept away from to the spring post has the rubber slab, and the spout has been seted up at the top of bottom plate, and the bottom fixedly connected with slider of movable block, the slider slides in the inside of spout.

Further, detection mechanism's inside is provided with swing mechanism, and swing mechanism is including pegging graft at the inside connecting rod of through-hole, and the front and the equal fixedly connected with sleeve of back wall of connecting rod, telescopic inside peg graft have the slide bar, and the one end fixedly connected with T type pole of connecting rod is kept away from to the slide bar, and T type groove has been seted up to the inside of T type pole, and the surface of T type pole has cup jointed and has dialled the board.

Further, the rectangular channel has been seted up at the middle part of dialling the board, the bottom fixedly connected with dead lever in rectangular channel, the surface rotation of dead lever is connected with the turning block, one side fixedly connected with spring that the dead lever is close to T type pole, one side fixedly connected with removal post that the dead lever was kept away from to the spring, remove the inside that the post slided at T type channel, telescopic surface is provided with two reinforcing bars, the top at T type pole is fixed to one reinforcing bar, another reinforcing bar slides the surface at T type pole, the one end that the T type pole was kept away from to the reinforcing bar runs through to the top of connecting rod.

Further, the top fixed mounting of slip box has the hollow piece, and the rectangular channel has been seted up to one side that the hollow piece is close to the rack, and one side fixedly connected with limiting plate that the hollow piece opened into the rack, the inside rotation of limiting plate is connected with the swinging arms, and the one end that the stiffener was kept away from to the swinging arms contacts with the top of rack, and one side fixedly connected with arc that the limiting plate is close to the stiffener, the one end that the limiting plate was kept away from to the arc and stiffener fixed connection.

The invention has the following beneficial effects:

(1) When the monitoring mechanism monitors in water, because the water flows, fluctuation is caused to the monitoring mechanism, at the moment, when the monitoring mechanism falls into the water, the floats are contacted with the water surface, the monitoring mechanism at the moment descends a little distance due to gravity until the sensors are contacted with the water surface, then an upward force is generated on the floats due to the buoyancy of the water, the floats are lifted upwards and slide upwards against the sliding column in the connecting plate, the sliding column upwards and simultaneously lift against the transverse plate and the racks, then the racks lift and simultaneously rotate clockwise with the tooth columns contacted with the sliding column, the rotation of the tooth columns synchronously deflects clockwise with the rotating plate, then the rollers at the top of the rotating plate are contacted with the inner wall of the detecting well, the swinging of the detecting mechanism caused by the water flow is reduced, and the damage to the sensors in the detecting mechanism and the detecting well caused by the collision of the water flow is avoided.

(2) According to the invention, when the buoyancy of the buoy drives the rack to synchronously rise, the rack drives the tooth column to synchronously rotate, the tooth column also drives the cam plate to synchronously rotate when rotating clockwise, then the fixed column on one side of the cam plate drives the moving block to move in the chute when the cam plate rotates, then the moving block pushes the spring column to move outwards, then the rubber plate is contacted with the inner wall of the detection well, the friction force between the spring column and the detection arm is increased, and meanwhile, the fluctuation of the sliding plate caused by the connected parts due to the fluctuation of groundwater can be reduced through the action of the spring in the spring column.

(3) According to the invention, when the rack moves upwards, one end of the swing rod is propped against the rack, the swing rod rotates around the limiting plate, then the other end of the swing rod presses the reinforcing rod, the reinforcing rod deflects to one side, then the T-shaped rod at the bottom of the reinforcing rod transmits deflection force to the sliding rod when the reinforcing rod deflects, then the sliding rod slides in the sleeve, when the sliding rod slides in the sleeve, the T-shaped rod props against the shifting plate, so that the shifting plate moves in water, when the shifting plate moves, the shifting plate rotates on the surface of the fixed rod through the rotating block in the rectangular groove, then the connecting rod at one side of the rotating block pulls the other shifting plate to deflect slightly, the water surface is slowly shifted, so that suspended matters on the water surface are shifted, the existence of the suspended matters is prevented from possibly covering the sensor of the monitoring mechanism, the normal work of the monitoring mechanism is disturbed, and the monitoring result and accuracy are influenced.

Of course, it is not necessary for any one product to practice the invention to achieve all of the advantages set forth above at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present invention;

FIG. 2 is a schematic diagram of the overall side view of the present invention;

FIG. 3 is an enlarged view of FIG. 2 at A;

FIG. 4 is a schematic cross-sectional view of a detecting mechanism according to the present invention;

FIG. 5 is a schematic diagram of the detection mechanism of the present invention;

FIG. 6 is a schematic view of the auxiliary mechanism of the present invention;

FIG. 7 is an enlarged view of FIG. 6 at D;

FIG. 8 is a schematic diagram of a swing mechanism according to the present invention;

FIG. 9 is an enlarged view of FIG. 8 at C;

fig. 10 is an enlarged view at B in fig. 4.

In the drawings, the list of components represented by the various numbers is as follows:

in the figure: 1. a main body; 101. support legs; 102. a riser; 103. a control box; 104. a cable; 105. a handle; 106. an L plate; 107. a non-return block; 2. a detection mechanism; 201. a slide box; 202. a stabilizing rod; 203. monitoring a barrel; 204. a sliding plate; 205. a sensor; 3. a protective mechanism; 301. a connecting plate; 302. a sliding column; 303. a float; 304. a cross plate; 305. a rack; 306. c-shaped board I; 307. tooth columns; 308. c-shaped board II; 309. an arc-shaped rod; 310. a rotating plate; 4. an auxiliary mechanism; 401. a bottom plate; 402. a side plate; 403. a cam plate; 404. fixing the column; 405. a moving block; 406. a spring post; 407. a rubber plate; 5. a swinging mechanism; 501. a connecting rod; 502. a sleeve; 503. a slide bar; 504. a T-shaped rod; 505. a poking plate; 506. a fixed rod; 507. a rotating block; 508. a moving column; 509. a reinforcing rod; 510. a hollow block; 511. a limiting plate; 512. a swinging rod; 513. an arc-shaped plate.

Detailed Description

The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Example 1

Referring to fig. 1-8, the invention discloses a device for monitoring groundwater level conveniently, which comprises a main body 1, wherein a supporting leg 101 is fixedly connected to the bottom of the main body 1, two risers 102 are fixedly connected to the top of the main body 1, through holes are formed in the front faces of the two risers 102, a driving roller is rotatably connected to the inside of the through holes, a cable 104 is sleeved on the outer surface of the driving roller, a handle 105 is fixedly connected to one end of the driving roller, far away from the risers 102, a gear is fixedly connected to the outer surface of the handle 105, and the device further comprises;

the detection mechanism 2 comprises a sliding box 201 fixedly connected to the bottom of the cable 104, a stabilizing rod 202 is fixedly connected to the inner wall of the top of the sliding box 201, a through hole is formed in the outer surface of the stabilizing rod 202, a monitoring barrel 203 is fixedly connected to one end, far away from the sliding box 201, of the stabilizing rod 202, a sliding plate 204 is slidably connected to the inside of the monitoring barrel 203, and a sensor 205 is fixedly connected to the inner wall of the top of the monitoring barrel 203;

the protection mechanism 3, protection mechanism 3 includes the connecting plate 301 of fixed connection at the slip box 201 surface, connecting plate 301 has three, three connecting plate 301 uses slip box 201 as central circumference array, the inside sliding connection of connecting plate 301 has sliding column 302, sliding column 302's bottom fixedly connected with is cursory 303, sliding column 302 keeps away from cursory 303's one end fixedly connected with diaphragm 304, diaphragm 304 keeps away from sliding column 302's one end fixedly connected with rack 305, rack 305's left side is provided with C template two 308, C template two 308 fixed mounting is at the surface of slip box 201, C template two 308 is close to one side fixedly connected with C template one 306 of rack 305, C template one 306's inside rotation is connected with tooth post 307, the tooth of tooth post 307 surface meshes with rack 305, C template two 308's inside rotation is connected with rotating plate 310, C template 301 keeps away from C two 308's one end rotation is connected with the arc pole 309, float 303's inside fixedly connected with arc pole 309.

When in use, the device is firstly prevented from being arranged above a detection well, then the detection mechanism 2 is put into the monitoring well, then the staff rotates the handle 105, at the moment, the cable 104 on the outer surface of the monitoring mechanism and the driving roller falls down along with the rotation of the staff, the cable 104 on the outer surface of the driving roller is rotated by the staff, when the monitoring mechanism is contacted with underground water in the monitoring well, the float 303 on the outer surface of the monitoring mechanism floats on the water surface, then the monitoring barrel 203 in the detection mechanism 2 and the underground water falling into the water, the water on the water surface can jack the sliding plate 204 upwards through buoyancy, then the lug on the top of the sliding plate 204 contacts with the sensor 205, then the sensor 205 transmits a signal to the control box 103 to feed back the current falling height, thereby judging the height of the water level, when the water level falls down, the sliding plate 204 is separated from the sensor 205, at the moment, the control box 103 alarms, thus, whether the water level drops is judged, when the monitoring mechanism monitors in water, the monitoring mechanism is moved due to the fact that the water flows, at the moment, when the monitoring mechanism falls into the water, the floats 303 are contacted with the water surface, the monitoring mechanism drops a little distance due to gravity until the monitoring mechanism is sensed, namely, the monitoring mechanism is contacted with the water surface, then an upward force is generated on the floats 303 due to the buoyancy of the water, at the moment, the floats 303 rise upwards and slide upwards in the connecting plate 301 against the sliding columns 302, the sliding columns 302 rise upwards and simultaneously bear against the transverse plates 304 and the racks 305, then the racks 305 rise and simultaneously rotate clockwise with the toothed columns 307 contacted with the sliding columns, the rotation of the toothed columns 307 synchronously rotates clockwise with the rotating plates 310, then the rollers at the tops of the rotating plates 310 are contacted with the inner walls of the detection wells, the swing of the water flow to the detection mechanism 2 is reduced, and the damage to the internal sensor 205 caused by the collision of the detection mechanism 2 and the inside of the detection well due to the flow of the water flow is avoided.

Example 2

Referring to fig. 1-8, an auxiliary mechanism 4 is disposed on the left side of the protection mechanism 3, the auxiliary mechanism 4 includes a bottom plate 401 fixedly connected to the outer surface of the sliding box 201, a side plate 402 is fixedly mounted on one side of the bottom plate 401 close to the rack 305, a through hole is formed in the middle of the side plate 402, a cylinder is rotatably connected in the through hole, one end of the cylinder close to the rack 305 is fixedly connected with a tooth column 307, one end of the cylinder far from the rack 305 is fixedly connected with a cam plate 403, one side of the cam plate 403 far from the side plate 402 is fixedly connected with a fixing column 404, a fixing column 404 is inserted on the outer surface of the fixing column 404, a round hole is formed on one side of the bottom plate 401 far from the sliding box 201, a spring column 406 is slidably connected in the round hole, a rubber plate 407 is fixedly mounted on one end of the spring column 406 far from the moving block 405, the top of the bottom plate 401 is provided with a sliding groove, the bottom of the moving block 405 is fixedly connected with a sliding block, the sliding block slides in the sliding groove, the inside of the detection mechanism 2 is provided with a swinging mechanism 5, the swinging mechanism 5 comprises a connecting rod 501 inserted in a through hole, the front surface and the rear wall of the connecting rod 501 are fixedly connected with a sleeve 502, the inside of the sleeve 502 is inserted with a sliding rod 503, one end of the sliding rod 503 away from the connecting rod 501 is fixedly connected with a T-shaped rod 504, the inside of the T-shaped rod 504 is provided with a T-shaped groove, the outer surface of the T-shaped rod 504 is sleeved with a shifting plate 505, the middle part of the shifting plate 505 is provided with a rectangular groove, the bottom of the rectangular groove is fixedly connected with a fixing rod 506, the outer surface of the fixing rod 506 is rotationally connected with a rotating block 507, one side of the fixing rod 506 close to the T-shaped rod 504 is fixedly connected with a spring, the spring is kept away from one side fixedly connected with movable column 508 of dead lever 506, movable column 508 slides in the inside of T type groove, the surface of sleeve 502 is provided with two stiffener 509, and one stiffener 509 is fixed at the top of T type pole 504, and another stiffener 509 slides at the surface of T type pole 504, the one end that stiffener 509 kept away from T type pole 504 runs through to the top of connecting rod 501, the top fixed mounting of slip box 201 has hollow block 510, the rectangular channel has been seted up to one side that hollow block 510 is close to rack 305, one side fixedly connected with limiting plate 511 that hollow block 510 opened into rack 305, the inside rotation of limiting plate 511 is connected with swinging rod 512, the one end that stiffener 509 was kept away from to swinging rod 512 contacts with the top of rack 305, one side that limiting plate 511 is close to stiffener 509 fixedly connected with arc 513, one end that limiting plate 511 was kept away from to arc 513 is fixedly connected with stiffener 509.

When the float 303 is used, when the buoyancy of the float 303 drives the rack 305 and the rack 305 to synchronously lift, the rack 305 drives the tooth column 307 to synchronously rotate, the tooth column 307 also drives the cam plate 403 to synchronously rotate when rotating clockwise, then the fixed column 404 on one side of the cam plate 403 drives the movable block 405 to move in the chute when the cam plate 403 rotates, then the movable block 405 pushes the spring column 406 to move outwards, then the rubber plate 407 contacts with the inner wall of the detection well, the friction force between the spring column 406 and the detection arm is increased, and meanwhile, the fluctuation of the sliding plate 204 caused by the connected parts due to the fluctuation of groundwater can be reduced through the action of the springs in the spring column 406

Then, when the rack 305 moves upwards, one end of the swinging rod 512 is propped against, the swinging rod 512 rotates around the limiting plate 511, then the other end of the swinging rod 512 presses the reinforcing rod 509, the reinforcing rod 509 deflects towards the plate, then the T-shaped rod 504 at the bottom of the reinforcing rod 509 transmits the deflected force to the sliding rod 503 when the reinforcing rod 509 deflects, then the sliding rod 503 slides in the sleeve 502, when the sliding rod 503 slides in the sleeve 502, the T-shaped rod 504 is propped against the shifting plate 505, the shifting plate 505 moves in water, when the shifting plate 505 moves, the shifting plate 505 rotates on the surface of the fixed rod 506 through the rotating block 507 in the rectangular groove, then the connecting rod at one side of the rotating block 507 pulls the other shifting plate 505 to deflect in a small amplitude, the water surface is slowly stirred to stir out suspended matters on the water surface, the existence of the suspended matters is prevented from possibly covering the sensor 205 of the monitoring mechanism, the normal work of the monitoring mechanism is disturbed, the monitoring result and the accuracy are influenced, when the water level of the sliding rod 503 drops, the floating plate 303 falls down, the floating plate 305 falls off from the inner wall of the monitoring mechanism is pulled down again, the inner wall of the monitoring mechanism is lifted by the monitoring device is adjusted, and then the position of the rubber plate is adjusted, and the position of the monitoring device is adjusted, and the position of the rack is changed.

The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.

Claims (8)

1. The utility model provides a be convenient for groundwater level monitoring devices, includes main part (1), the bottom fixedly connected with supporting leg (101) of main part (1), the top fixedly connected with two risers (102) of main part (1), two the through-hole has been seted up in the front of riser (102), and the inside rotation of through-hole is connected with the drive roll, and the cable (104) has been cup jointed to the surface of drive roll, the one end fixedly connected with handle (105) of drive roll keeping away from riser (102), the surface fixedly connected with gear of handle (105), its characterized in that still includes;

the detection mechanism (2), detection mechanism (2) is including fixed connection at the slip box (201) of cable (104) bottom, the top inner wall fixedly connected with firm pole (202) of slip box (201), the through-hole has been seted up to the surface of firm pole (202), the one end fixedly connected with monitoring bucket (203) that keeps away from slip box (201) of firm pole (202), the inside sliding connection of monitoring bucket (203) has sliding plate (204), the top inner wall fixedly connected with sensor (205) of monitoring bucket (203);

protection machanism (3), protection machanism (3) including fixed connection connecting plate (301) at slip box (201) surface, connecting plate (301) have three, three connecting plate (301) use slip box (201) as central circumference array, the inside sliding connection of connecting plate (301) has slip post (302), the bottom fixedly connected with of slip post (302) is cursory (303), the one end fixedly connected with diaphragm (304) of keeping away from cursory (303) of slip post (302), one end fixedly connected with rack (305) of keeping away from slip post (302) of diaphragm (304).

2. A device for facilitating groundwater level monitoring according to claim 1, wherein: one side fixedly connected with L board (106) that riser (102) is close to handle (105), the inside of L board (106) rotates and is connected with non return piece (107), non return piece (107) and gear contact each other, one side fixedly connected with spring that handle (105) was kept away from to non return piece (107), the top fixedly connected with control box (103) of main part (1).

3. A device for facilitating groundwater level monitoring according to claim 2, characterized in that: the left side of rack (305) is provided with C template two (308), C template two (308) fixed mounting is at the surface of slip box (201), one side fixedly connected with C template one (306) that C template two (308) are close to rack (305), the inside rotation of C template one (306) is connected with tooth post (307), the tooth of tooth post (307) surface meshes with rack (305), the inside rotation of C template two (308) is connected with rotating plate (310), the one end rotation that C template two (308) were kept away from to connecting plate (301) is connected with the gyro wheel, the inside fixedly connected with arc pole (309) of cursory (303).

4. A device for facilitating groundwater level monitoring according to claim 3, wherein: the left side of protection machanism (3) is provided with complementary unit (4), complementary unit (4) are including fixedly connected with bottom plate (401) at slip box (201) surface, one side fixed mounting that bottom plate (401) are close to rack (305) has curb plate (402), the through-hole has been seted up at the middle part of curb plate (402), the inside rotation of through-hole is connected with the cylinder, the cylinder is close to the one end and tooth post (307) fixed connection of rack (305), the one end fixedly connected with cam plate (403) of rack (305) are kept away from to the cylinder.

5. The apparatus for facilitating groundwater level monitoring according to claim 4, wherein: one side fixedly connected with fixed column (404) of curb plate (402) is kept away from to cam plate (403), the surface grafting of fixed column (404) has fixed column (404), round hole has been seted up to one side that slip box (201) was kept away from to bottom plate (401), spring column (406) sliding connection is in the inside of round hole, one end fixed mounting that movable block (405) was kept away from to spring column (406) has rubber slab (407), the spout has been seted up at the top of bottom plate (401), the bottom fixedly connected with slider of movable block (405), the slider slides in the inside of spout.

6. The apparatus for facilitating groundwater level monitoring according to claim 5, wherein: the inside of detection mechanism (2) is provided with swing mechanism (5), swing mechanism (5) are including pegging graft at inside connecting rod (501) of through-hole, the front of connecting rod (501) and the equal fixedly connected with sleeve (502) of back wall, the inside grafting of sleeve (502) has slide bar (503), one end fixedly connected with T type pole (504) of connecting rod (501) are kept away from to slide bar (503), T type groove has been seted up to the inside of T type pole (504), the surface of T type pole (504) has cup jointed and has been dialled board (505).

7. The apparatus for facilitating groundwater level monitoring according to claim 6, wherein: the middle part of dialling board (505) has seted up rectangular channel, rectangular channel's bottom fixedly connected with dead lever (506), the surface of dead lever (506) rotates and is connected with rotary block (507), one side fixedly connected with spring that dead lever (506) is close to T type pole (504), one side fixedly connected with removal post (508) that dead lever (506) were kept away from to the spring, remove post (508) and slide in T type inslot, sleeve (502) surface is provided with two stiffener (509), one stiffener (509) are fixed at the top of T type pole (504), another stiffener (509) slide at the surface of T type pole (504), the one end that T type pole (504) were kept away from to stiffener (509) runs through to the top of connecting rod (501).

8. The apparatus for facilitating groundwater level monitoring according to claim 7, wherein: the top fixed mounting of slip box (201) has hollow piece (510), rectangular channel has been seted up to one side that hollow piece (510) is close to rack (305), one side fixedly connected with limiting plate (511) that hollow piece (510) was opened into rack (305), the inside rotation of limiting plate (511) is connected with swinging rod (512), one end that swinging rod (512) kept away from stiffener (509) contacts with the top of rack (305), one side fixedly connected with arc (513) that limiting plate (511) is close to stiffener (509), one end and stiffener (509) fixed connection that limiting plate (511) were kept away from to arc (513).