CN214010466U

CN214010466U - Underground water level measuring device

Info

Publication number: CN214010466U
Application number: CN202120007268.3U
Authority: CN
Inventors: 张汉雄; 王贵玲; 张薇; 马峰; 朱喜; 余鸣潇
Original assignee: Institute of Hydrogeology and Environmental Geology CAGS
Current assignee: Institute of Hydrogeology and Environmental Geology CAGS
Priority date: 2021-01-04
Filing date: 2021-01-04
Publication date: 2021-08-20
Anticipated expiration: 2031-01-04

Abstract

The application relates to the field of engineering measurement, in particular to an underground water level measuring device which comprises a supporting rod, a measuring rope assembly arranged on the supporting rod in a sliding mode and a water contact indicating meter connected to the supporting rod; the support rod is provided with a slide rail; the measuring rope assembly comprises a supporting seat connected to the sliding rail in a sliding mode, a paying-off wheel connected to the supporting seat in a rotating mode and a measuring rope wound on the paying-off wheel, one end of the measuring rope is connected with a contact probe, and the other end of the measuring rope is electrically connected with the water contact indicating meter; and a wire interface is arranged on the water contact indicating meter and is respectively connected with the measuring rope and the ground. This application is through installing rope measurement, actinobacillus wheel and the indicator that touches water on the bracing piece, and the bracing piece is placed in the well head top, through adjusting the position of actinobacillus wheel and rope measurement on the bracing piece, makes the position that the wall of a well was avoided to the rope measurement transfer to can directly transfer the aquatic, can not receive the influence of the wall of a well, thereby improved the measurement accuracy of well water level.

Description

Underground water level measuring device

Technical Field

The application relates to the field of engineering measurement, in particular to an underground water level measuring device.

Background

At present, there are two principles for observing underground water level measurement, which are respectively: the principle of buoyancy induction and the principle of liquid conduction. The well water level measuring rope is a measuring tool for measuring the buried depth of the underground water level by utilizing a liquid conduction principle, is mainly used for manually measuring various buried depths of the underground water level, and is used for measuring the water level of hydrogeological exploration, foundation pit dewatering engineering and saturation line monitoring engineering. The device mainly comprises a cable measuring rope marked with a depth label, a water contact probe, a water contact indicator meter provided with a battery and the like.

The well water level measuring rope comprises the following steps when in use: the grounding connecting wire plug is inserted into the socket A of the water inlet indicator meter, and the other end clamps the metal pump pipe and the well pipe or clamps the ground; a plug at the tail end of the measuring rope is inserted into a socket B of the water inlet indicator meter; the other end (probe end) is thrown into the well; the measuring rope at the probe end is put down until the pointer of the water-entering indicator swings or the indicator light quantity is indicated, and at the moment, the lowering of the measuring rope is stopped; the length of the lowering measuring rope is the well water level burial depth (the distance from the well water surface to the well mouth).

To the correlation technique among the above-mentioned, the inventor thinks that the measuring rope is transferred through the manual work to well water level measuring rope in the in-service use process, receives the structural constraint of well water level measuring rope, and the measuring rope is transferred along the wall of a well, and the wall of a well often has certain slope, will lead to this field to measure the measuring rope of transferring that comes out to be greater than actual water level depth, leads to the measuring result great error to appear.

SUMMERY OF THE UTILITY MODEL

In order to improve ground water level's measurement accuracy, reduce experimental error, this application provides a ground water level measuring device.

The application provides a groundwater level measuring device adopts following technical scheme:

the underground water level measuring device comprises a supporting rod, a measuring rope assembly arranged on the supporting rod in a sliding mode and a water contact indicating meter connected to the supporting rod;

the support rod is provided with a slide rail;

the measuring rope assembly comprises a supporting seat connected to the sliding rail in a sliding mode, a paying-off wheel connected to the supporting seat in a rotating mode and a measuring rope wound on the paying-off wheel, one end of the measuring rope is connected with a contact probe, and the other end of the measuring rope is electrically connected with the water contact indicating meter;

and a wire interface is arranged on the water contact indicating meter and is respectively connected with the measuring rope and the ground.

By adopting the technical scheme, the measuring rope and the paying-off wheel are slidably mounted on the supporting rod through the supporting seat, when well water level measurement is carried out, the supporting seat is slid, the position of the supporting seat on the supporting rod is adjusted, the paying-off wheel and the measuring rope are enabled to be placed away from the position of a well wall, in the process of placing the measuring rope, if the diameter of the well mouth is smaller than the length of the supporting rod, the supporting rod can be spanned on the well mouth, then the position of the supporting seat is adjusted, if the diameter of the well mouth is larger than the length of the supporting rod, one end of the supporting rod can be suspended above the well mouth, and the supporting seat is moved to be also moved above the well mouth; the measuring rope can avoid the vertical falling of the well wall in the downward releasing process, and the measured water level depth is more accurate.

Optionally, the support rod is a straight rod, the slide rail is arranged along the axial direction of the support rod, and a clamping groove for preventing the support seat from falling is formed between the slide rail and the support rod.

Through adopting above-mentioned technical scheme, make the slip of supporting seat on the bracing piece more smooth and easy, the operator of being convenient for adjusts the position of supporting seat, and the supporting seat card can prevent that the supporting seat from dropping in the draw-in groove on the bracing piece, guarantees the normal clear of measuring.

Optionally, the length of the slide rail is the same as that of the support rod, and the clamping grooves penetrate through two ends of the support rod.

Through adopting above-mentioned technical scheme for the supporting seat can remove on the whole length of bracing piece, also conveniently takes off the supporting seat simultaneously, conveniently dismantles and carries the transportation.

Optionally, both ends of the supporting rod are connected with supporting legs, and the supporting legs are arranged on both sides of the supporting rod.

Through adopting above-mentioned technical scheme, make the bracing piece place more stably around the well head, if ground unevenness around the well head, can adjust the both ends height of bracing piece through the holding height who adjusts the landing leg, make the bracing piece tend to the level, the well water level height that the measurement was come out is more accurate.

Optionally, the two ends of the side face, deviating from the slide rail, of the support rod are provided with sleeves, each support leg comprises two single legs, the two single legs are connected through a connecting rod, and the connecting rods are axially parallel to the sleeves and are in rotating connection with the sleeves.

Through adopting above-mentioned technical scheme, the landing leg rotates with the bracing piece to be connected, can put up the bracing piece through rotatory landing leg, and the bracing piece can be inserted in ground, makes placing of bracing piece more stable, avoids appearing because of the improper condition that causes the bracing piece to drop to the well of operation.

Optionally, the end surface of the supporting rod is connected with a limiting member, and the supporting leg can rotate and abut against the limiting member.

Through adopting above-mentioned technical scheme, the rotation angle of locating part can restrict the landing leg prevents that the landing leg from rotating too much and not playing the supporting role to the bracing piece.

Optionally, an open slot for accommodating the slide rail is formed in the support base, and a clamping plate inserted into the clamping groove is arranged on the inner wall of the open slot.

Through adopting above-mentioned technical scheme, the supporting seat passes through the cardboard joint in the draw-in groove, makes more firm of supporting seat installation, makes the removal that the supporting seat can be more steady.

Optionally, the supporting seat deviates from one side both ends of open slot and all is provided with the support frame, the actinobacillus wheel passes through the center pin and rotates the connection between two support frames.

Through adopting above-mentioned technical scheme, set up the support frame and support the actinobacillus wheel, make the rotation that the actinobacillus wheel can be smooth and easy.

Optionally, the center pin sets up to the hollow tube, the center pin is passed with the one end that touches water indicator and be connected with touching water indicator to the survey rope.

Through adopting above-mentioned technical scheme, the one end of survey rope is worn out from the center shaft, and convenient and touch the water gauge and be connected, and the actinobacillus wheel rotates the one end that the in-process is difficult to cause the survey rope to be connected with touching the water gauge and twists strength to the connection structure of protection survey rope and touch the water gauge makes well water level measuring rope can normally switch on.

In summary, the present application includes at least one of the following beneficial technical effects:

1. this application is through installing rope measurement, actinobacillus wheel and the indicator that touches water on the bracing piece, and the bracing piece is placed in the well head top, through adjusting the position of actinobacillus wheel and rope measurement on the bracing piece, makes the position that the wall of a well was avoided to the rope measurement transfer to can directly transfer the aquatic, can not receive the influence of the wall of a well, thereby improved the measurement accuracy of well water level.

2. This application support frame both ends set up the landing leg, directly push away can rotate the regulation, can enough make the more stable that the support frame was placed, can also adjust the height at support frame both ends, make the support frame adapt to unevenness's topography around the well head to make the measurement experiment go on smoothly, measuring result is more accurate.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic structural diagram of another view angle in the embodiment of the present application.

Description of reference numerals: 1. a support bar; 11. a slide rail; 12. a card slot; 13. a sleeve; 14. a limiting member; 2. a water contact indicator; 3. a supporting seat; 31. an open slot; 32. clamping a plate; 33. a support frame; 4. a paying-off wheel; 41. a central shaft; 5. rope measurement; 51. contacting the probe; 6. a support leg; 61. a single leg; 62. a connecting rod.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses groundwater level measuring device. Referring to fig. 1, the measuring device comprises a supporting rod 1, a water contact indicating gauge 2, a supporting seat 3, a paying-off wheel 4, a measuring rope 5 and a supporting leg 6, wherein the supporting seat 3, the paying-off wheel 4 and the measuring rope 5 form a measuring rope assembly. Be provided with slide rail 11 on bracing piece 1, wherein bracing piece 1 sets up to the straight-bar, slide rail 11 is fixed at the upper surface of bracing piece 1 along the axial direction of bracing piece 1, and be the integrated into one piece structure with bracing piece 1, it is concrete, bracing piece 1 constitutes the section bar of transversal personally submitting I shape with slide rail 11, form the draw-in groove 12 that two opening directions deviated from between slide rail 11 and the bracing piece 1, 3 sliding connection of supporting seat are on slide rail 11, and the joint is in the draw-in groove, prevent that supporting seat 3 from dropping from slide rail 11.

The length of the slide rail 11 in this embodiment is the same as the length of the support rod 1, and extends to both ends of the support rod 1, and the engaging groove 12 also penetrates through both ends of the support rod 1, so that the sliding position of the support seat 3 on the slide rail 11 is not limited, and the support seat can be taken off from the slide rail 11.

Referring to fig. 1, a side end of the support rod 1 is fixed with a water contact indicating meter 2, the water contact indicating meter 2 is connected with a positive wire interface and a negative wire interface, the water contact indicating meter 2 is connected with a measuring rope 5 and grounded, the water contact indicating meter 2 is further provided with an indicating meter, once the circuit is communicated, a pointer of the indicating meter is rotated, the water contact indicating meter 2 is further connected with a power supply, and the power supply in the embodiment adopts a battery.

The upper surface of the supporting seat 3 is arranged to be a plane, an open slot 31 for accommodating the sliding rail 11 is formed in the lower surface, the opening of the open slot 31 faces downwards, clamping plates 32 are arranged on the inner walls of the two sides, the thickness of each clamping plate 32 is matched with the width of each clamping groove 12, each clamping plate 32 can be inserted into each clamping groove 12, each clamping groove 12 can slide, the limiting of each clamping groove 12 on each clamping plate 32 is utilized, and the supporting seat 3 is prevented from falling down in the sliding process on the sliding rail 11.

Two ends of the upper surface of the supporting seat 3 are oppositely provided with two supporting frames 33, the two supporting frames 33 have the same structure, and the tops of the two supporting frames are oppositely provided with shaft holes; in this embodiment, the paying-off wheel 4 is set to be a rectangular frame structure, the middle position of two opposite side rods of the paying-off wheel is vertically connected with a central shaft 41, the central shaft 41 is divided into two sections and is respectively fixed on one side deviating from the two opposite side rods, and the paying-off wheel 4 is rotatably connected between the two support frames 33 through the central shaft 41.

Referring to fig. 1, the measuring line 5 is wound on the payout wheel 4, and the measuring line 5 can be wound or unwound as the payout wheel 4 rotates. Marks are arranged on the measuring rope 5 at equal length intervals and used for displaying the length of the measuring rope 5; one end of the measuring rope 5 is connected with a contact probe 51, and a zinc block is fixed on the contact probe 51 to play a role of counterweight and facilitate the contact probe 51 to be put down into a well; in this embodiment, the central shaft 41 is a hollow tube, and the other end of the measuring rope 5 passes through a hole in the middle of the central shaft 41 and is electrically connected with the wire interface of the water contact indicator 2 through a connecting wire.

Referring to fig. 1 and 2, the support legs 6 are disposed at both ends of the support rod 1, and the width of the support legs 6 is greater than that of the support rod 1, so that when the support rod 1 is placed on the ground through the support legs 6, the support legs 6 are disposed at both sides of the support rod 1, thereby increasing the support width of the support rod 1 and effectively preventing the support rod 1 from side-tipping. The two ends of the lower surface of the supporting rod 1 are respectively provided with a sleeve 13, the axial direction of the sleeve 13 is perpendicular to the axial direction of the supporting rod 1, the supporting leg 6 is arranged to be a metal rod which is bent into a U shape and comprises two single legs 61 and a connecting rod 62 connected between the two single legs 61, the supporting leg 6 is rotatably connected into the sleeve 13 through the connecting rod 62, the end part of each single leg 61 is arranged to be a tip end, the ground is conveniently inserted, and the supporting rod is more stably placed.

Both end surfaces of the supporting rod 1 are connected with limiting parts 14, the limiting parts 14 are arranged to be T-shaped plates, the lower surfaces of the limiting parts and the lower surface of the supporting rod 1 are coplanar, and the supporting legs 6 can rotate and abut against the limiting parts 14, so that the rotating angles of the supporting legs 6 are limited.

The implementation principle of the underground water level measuring device provided by the embodiment of the application is as follows:

when the well head size is less than the length of bracing piece 1, can span bracing piece 1 on the well head, rotate landing leg 6 to the outside and expand, it is firm whether to rock bracing piece 1, then insert landing leg 6 and fix ground, adjust the position of supporting seat 3, make supporting seat 3 avoid the wall of a well, connect measuring rope 5 and touch water indicator 2, rotate actinobacillus wheel 4 again, transfer measuring rope 5 gradually, contact probe 51 to the surface of water, touch water indicator 2 and go up the pointer and take place to rotate, calculate well water level height through the sign survey meter on measuring rope 5 this moment.

When well head diameter size is greater than 1 length of bracing piece, can hang 1 one end of bracing piece in the well head top, the other end is fixed subaerial around the well head, landing leg 6 inserts on ground, to free end movable support seat 2, make it also remove the well head top, avoid the position of the wall of a well, connect measuring rope 5 and touch water indicator 2, rotate actinobacillus wheel 4 again, transfer measuring rope 5 gradually, it to the surface of water to contact probe 51 contact, touch water indicator 2 and go up the pointer and take place to rotate, calculate well water level height through the sign survey meter on measuring rope 5 this moment.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an underground water level measuring device which characterized in that: comprises a supporting rod (1), a measuring rope component arranged on the supporting rod (1) in a sliding way and a water contact indicating meter (2) connected on the supporting rod (1);

a slide rail (11) is arranged on the support rod (1);

the measuring rope assembly comprises a supporting seat (3) connected to the sliding rail (11) in a sliding mode, a paying-off wheel (4) connected to the supporting seat (3) in a rotating mode and a measuring rope (5) wound on the paying-off wheel (4), one end of the measuring rope (5) is connected with a contact probe (51), and the other end of the measuring rope is electrically connected with the water contact indicating meter (2);

the water contact indicator (2) is provided with a wire interface which is respectively connected with the measuring rope (5) and the ground.

2. A groundwater level measuring device as claimed in claim 1, wherein: the supporting rod (1) is arranged as a straight rod, the sliding rail (11) is arranged along the axial direction of the supporting rod (1), and a clamping groove (12) for preventing the supporting seat (3) from falling is formed between the sliding rail and the supporting rod (1).

3. A groundwater level measuring device as claimed in claim 2, wherein: the length of slide rail (11) is the same with the length of bracing piece (1), draw-in groove (12) run through to the both ends of bracing piece (1).

4. A groundwater level measuring device as claimed in claim 1, wherein: the two ends of the supporting rod (1) are connected with supporting legs (6), and the supporting legs (6) are arranged on the two sides of the supporting rod (1).

5. An underground water level measuring device according to claim 4, characterized in that: the utility model discloses a bracing piece, including bracing piece (1), slide rail (11), landing leg (6) are connected through connecting rod (62) between two single legs (61), bracing piece (1) deviates from the side both ends of slide rail (11) and is provided with sleeve pipe (13), landing leg (6) are including two single legs (61), connecting rod (62) and sleeve pipe (13) axial direction parallel and rotation connection.

6. An underground water level measuring device according to claim 5, characterized in that: the end face of the supporting rod (1) is connected with a limiting piece (14), and the supporting leg (6) can rotate and is abutted to the limiting piece (14).

7. A groundwater level measuring device as claimed in claim 2, wherein: an open slot (31) for accommodating the sliding rail (11) is formed in the supporting seat (3), and a clamping plate (32) inserted into the clamping groove (12) is arranged on the inner wall of the open slot (31).

8. An underground water level measuring device according to claim 7, characterized in that: support frame (33) all are provided with at one side both ends that supporting seat (3) deviate from open slot (31), actinobacillus wheel (4) rotate through its center pin (41) and connect between two support frames (33).

9. A groundwater level measuring device as claimed in claim 8, wherein: the center pin (41) sets up to the hollow tube, the one end that measuring rope (5) and touch water indicator (2) are connected is passed center pin (41) and is connected with touch water indicator (2).