CN217738386U - Hydrogeology is automatic water level observation device for pumping test - Google Patents
Hydrogeology is automatic water level observation device for pumping test Download PDFInfo
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- CN217738386U CN217738386U CN202221423507.4U CN202221423507U CN217738386U CN 217738386 U CN217738386 U CN 217738386U CN 202221423507 U CN202221423507 U CN 202221423507U CN 217738386 U CN217738386 U CN 217738386U
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- 230000001105 regulatory effect Effects 0.000 claims description 7
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Abstract
The application relates to a hydrogeology is automatic water level observation device for pumping test belongs to the field of geological exploration equipment, and it includes laser range finder and placement machine, placement machine is located the well head department of well, laser range finder is connected with placement machine. This application is through the surface of water transmission laser signal of laser range finder in to the well, through surveying the water level degree of depth change that records in real time to the detection of signal, has higher measurement accuracy.
Description
Technical Field
The application relates to the field of geological exploration equipment, in particular to an automatic water level observation device for a hydrogeological pumping test.
Background
Hydrogeological exploration refers to hydrogeological investigation and research work carried out to find out hydrogeological conditions of an area, and aims to master the causes, distribution and motion rules of underground water and surface water, so as to provide a basis for reasonably exploiting and utilizing water resources and correctly designing and constructing foundations and piling projects. Groundwater monitoring refers to the task of taking a sample of groundwater from a well for detection by drilling a well into the subterranean formation.
In hydrogeological exploration and engineering exploration, detailed hydrogeological parameters can be accurately acquired through different aquifer layered pumping tests, the foundation can be laid for layered description and space flow field simulation of aquifers, hydrogeological conditions can be objectively known, a hydrogeological model can be accurately constructed, a groundwater system model can be established, and the method has a vital effect on accurately evaluating the degree of coal resources damaged by groundwater.
Therefore, the water level lowering and the water yield in the well are important parameters to be detected in the pumping process, and in the related technology, an operator places a pressure sensor into the well, and the pressure sensor obtains related data of the water level lowering according to the water pressure change at the position.
With respect to the related art in the above, the inventors consider that there are the following drawbacks: along with the continuous progress of pumping work, the water in the well is in the flow state of relative unstability under the effect of pump, and the existence of rivers makes pressure sensor's detection precision descend, causes negative effects to the test result.
SUMMERY OF THE UTILITY MODEL
In order to improve above-mentioned problem, this application provides a hydrogeology is automatic water level observation device for pumping test.
The application provides a pair of hydrogeology is automatic water level observation device for pumping test adopts following technical scheme:
the utility model provides a hydrogeology is automatic water level observation device for pumping test, includes laser range finder and placement machine structure, placement machine constructs the well head department that is located the well, laser range finder is connected with placement machine structure.
By adopting the technical scheme, the laser range finder transmits laser signals into the well, and water surface reflection signals in the well are received by the laser range finder, so that water level depth parameters are detected, the influence of water flow on the laser reflection position is small, and the precision of the measuring result is high.
Preferably, the placing mechanism comprises a bottom frame and a moving frame, the bottom frame is placed on the ground, the moving frame slides relative to the bottom frame, the sliding direction of the moving frame is the radial direction of a water well, and the laser range finder is connected with the moving frame.
Through adopting above-mentioned technical scheme, when moving frame along relative chassis removal, the laser range finder that it carried also changes the position thereupon, increases the quantity of range finding point and the quantity of sample, reduces measuring result's error.
Preferably, the base frame comprises a basic rack, the movable frame is rotatably connected with an adjusting gear, and the adjusting gear is meshed with the basic rack.
Through adopting above-mentioned technical scheme, adjusting gear rolls along basic rack, and the relation of sawtooth meshing makes chassis and removal frame be difficult for skidding relatively, and the position state and the removal state that remove the frame are more steady.
Preferably, the chassis is fixedly connected with a limiting plate, the limiting plate is provided with a plurality of positioning holes, the plurality of positioning holes are arranged along the length direction of the basic rack, the adjusting gear is provided with a limiting hole, the limiting plate is provided with a limiting pin in a penetrating manner, and the limiting pin penetrates through the positioning holes and is inserted into the limiting hole.
Through adopting above-mentioned technical scheme, when the spacer pin passed spacing hole and locating hole simultaneously, the adjusting gear just can't rotate easily, moves the unable removal of frame yet, and laser range finder can remain stable in basic rack length direction's position.
Preferably, the removal frame includes the bracing piece, the bracing piece is connected with the coaxial rotation of adjusting gear, laser range finder slides with the bracing piece and is connected, the slip direction of the relative bracing piece of laser range finder is perpendicular with the moving direction who removes the relative chassis of frame, be equipped with the regulating part that is used for controlling laser range finder and removes on the removal frame.
Preferably, the regulating part is a regulating screw rod, the regulating screw rod is rotatably connected with the movable frame, the regulating screw rod is consistent with the supporting rod in length direction, the laser range finder is fixedly connected with an installation block, the regulating screw rod is in threaded connection with the installation block, and the supporting rod penetrates through the installation block.
Through adopting above-mentioned technical scheme, adjust the lead screw and rotate and to make the installation piece carry laser range finder and move along the bracing piece, increased the latitude of laser range finder movable position, further increased the quantity that the range finding point is.
Preferably, be equipped with the leveling subassembly on the chassis, the leveling subassembly is including correcting the spike, correct the spike and connect in the edge of chassis, just correct spike and chassis along vertical relative slip.
Preferably, correct spike and chassis threaded connection, correct spike towards one side fixedly connected with butt plate on ground, butt plate's face and ground butt.
Through adopting above-mentioned technical scheme, correct the spike and can change the relative distance of this chassis and ground, can adjust the chassis with removing putting the levelness of putting of frame by this mechanism for laser range finder's signal direction of occurrence keeps vertical as far as possible, improves the range finding precision.
Preferably, the leveling assembly further comprises a level gauge fixedly connected to the base frame or the mounting block.
Through adopting above-mentioned technical scheme, the spirit level provides visual reference for correcting the regulation operation of spike.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the laser range finder is arranged at the well mouth of the water well, the laser range finder emits laser signals into the well, and water surface reflection signals in the well are received by the laser range finder, so that water level depth parameters are obtained, the influence of water flow on the laser reflection position is small, and the precision of a measurement result is improved;
2. through the setting of placing the mechanism, the removal of removing the frame and the removal of installation piece makes laser range finder move along the direction of perpendicular to well axis steadily, changes self position, increases the quantity of range finding position and sample, reduces measuring result's error.
Drawings
Fig. 1 is a schematic structural diagram of an automatic water level observation device for embodying a hydrogeological pumping test in the embodiment of the present application.
Fig. 2 is a partially enlarged view of a portion a in fig. 1.
Description of reference numerals: 1. a laser range finder; 11. mounting blocks; 2. a placement mechanism; 21. a chassis; 211. a base rack; 212. a limiting plate; 2121. positioning holes; 2122. a spacing pin; 22. a movable frame; 221. a support bar; 222. adjusting the screw rod; 223. an adjusting gear; 2231. a limiting hole; 23. a leveling assembly; 231. correcting the arm brace; 232. a butt joint plate; 233. a level gauge; 3. a water well.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses an automatic water level observation device for a hydrogeological pumping test, which comprises a placing mechanism 2 and a laser range finder 1, wherein the placing mechanism 2 is arranged on the upper portion of a water level observation device; the placing mechanism 2 places and adjusts the position of the laser range finder 1 at the wellhead of the well 3, and the laser range finder 1 carries out laser ranging on signals generated in the well 3.
As shown in fig. 1, the placing mechanism 2 includes a bottom frame 21 and a moving frame 22, the bottom frame 21 includes two basic racks 211, the two basic racks 211 are respectively located on the ground at two opposite sides of the wellhead of the water well 3, and the length directions of the two basic racks 211 are parallel to each other. The movable frame 22 carries the laser range finder 1 to slide relative to the bottom frame 21, the movable frame 22 comprises two supporting rods 221 fixed to each other, the end portions of the supporting rods 221 are coaxially and fixedly connected with adjusting gears 223, the adjusting gears 223 are placed on the basic rack 211 and meshed with the basic rack 211, the movable frame 22 moves along the basic rack 211 through the adjusting gears 223, and the moving direction is horizontal and perpendicular to the length direction of the supporting rods 221.
As shown in fig. 1, the laser range finder 1 is fixedly connected with a mounting block 11, the mounting block 11 penetrates through the mounting block 11 and the mounting block are in transition fit, therefore, the laser range finder 1 is connected with the support rod 221 in a sliding manner through the mounting block 11, the moving frame 22 is further provided with an adjusting piece for controlling the movement of the laser range finder 1, in this embodiment, the adjusting piece is an adjusting screw 222, the axis of the adjusting screw 222 is parallel to the length direction of the support rod 221, the adjusting screw 222 is in threaded connection with the mounting block 11, that is, when the adjusting screw 222 rotates, the mounting block 11 and the laser range finder 1 can move along the support rod 221, and therefore, under the combined action of the adjusting gear 223 and the adjusting screw 222, the laser range finder 1 can move to any position in the horizontal direction within the range of the wellhead of the water well 3.
As shown in fig. 1 and 2, a limiting plate 212 is integrally formed on the bottom frame 21 and located on a side of the base rack 211 away from the water well 3, the limiting plate 212 is long and has a length direction consistent with that of the base rack 211, a plurality of positioning holes 2121 are formed in the limiting plate, the plurality of positioning holes 2121 are arrayed along the length direction of the base rack 211, and an axis of each positioning hole 2121 is parallel to an axis of the adjusting gear 223. A limiting hole 2231 is formed in the center of the adjusting gear 223 and on the side, away from the water well 3, along the direction of the axis of the adjusting gear, and the height of the limiting hole 2231 is consistent with that of the positioning hole 2121; the limiting pin 2122 penetrates through the positioning hole 2121 of the limiting plate 212, and after the limiting pin 2122 penetrates through the positioning hole 2121 and the limiting hole 2231, the adjusting gear 223 cannot rotate and the moving frame 22 cannot move.
As shown in fig. 1, the signal emitting direction of the laser distance measuring device 1 should be vertical, and since the ground near the wellhead is generally low in flatness, the placing mechanism 2 further includes a leveling assembly 23, and the leveling assembly 23 is used for improving the placing levelness of the base frame 21 and the moving frame 22. Leveling assembly 23 includes correction spike 231 and spirit level 233, corrects spike 231 has four and is located the tip of each basic rack 211 respectively, corrects spike 231 and basic rack 211 threaded connection, and the length direction and the screw axis of correcting spike 231 are vertical direction, and corrects spike 231 towards the coaxial fixedly connected with butt plate 232 of tip on ground, and butt plate 232 will be direct with the ground butt. The gradienters 233 adopt three liquid levelers, two of which are fixedly arranged on one side of the limiting plate 212 departing from the well 3 and the length direction of which is consistent with that of the basic rack 211; the other level 233 is fixedly connected to the mounting block 11, and the length direction of the other level 233 is consistent with that of the support rod 221, so that before measurement, the leveling brace 231 is rotated by observing the display of the level 233 to vertically move relative to the base frame 21, the purpose of adjusting the levelness of the base tooth sleeve and the support rod 221 is achieved, and the accuracy of the signal generating direction of the laser range finder 1 is improved.
The implementation principle of the automatic water level observation device for the hydrogeology pumping test in the embodiment of the application is as follows:
when water is pumped, the placing mechanism 2 carrying the laser range finder 1 is erected at the wellhead of the water well 3, the correcting supporting feet 231 are adjusted until the level 233 indicates that the placing states of the basic rack 211 and the supporting rod 221 are basically horizontal, then the laser range finder 1 is started to conduct real-time distance measurement, and the position of the laser range finder 1 is intermittently adjusted in the period so as to eliminate objective error factors.
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 (9)
1. The utility model provides a hydrogeology is automatic water level observation device for pumping test which characterized in that: including laser range finder (1) and placement machine structure (2), placement machine structure (2) are located the well head department of well (3), laser range finder (1) is connected with placement machine structure (2).
2. The automatic water level observation device for the hydrogeological pumping test according to claim 1, wherein: the placing mechanism (2) comprises a base frame (21) and a moving frame (22), the base frame (21) is placed on the ground, the moving frame (22) slides relative to the base frame (21), the sliding direction of the moving frame (22) is radial to the water well (3), and the laser range finder (1) is connected with the moving frame (22).
3. The automatic water level observation device for the hydrogeological pumping test according to claim 2, wherein: the base frame (21) comprises a basic rack (211), the moving frame (22) is connected with an adjusting gear (223) in a rotating mode, and the adjusting gear (223) is meshed with the basic rack (211).
4. The automatic water level observation device for the hydrogeological pumping test according to claim 3, wherein: fixedly connected with limiting plate (212) on chassis (21), a plurality of locating hole (2121) have been seted up on limiting plate (212), and a plurality of locating hole (2121) are arranged along the length direction of basic rack (211), spacing hole (2231) have been seted up on adjusting gear (223), wear to be equipped with spacing round pin (2122) on limiting plate (212), spacing round pin (2122) pass locating hole (2121) and insert in spacing hole (2231).
5. The automatic water level observation device for the hydrogeological pumping test according to claim 3, wherein: remove frame (22) including bracing piece (221), bracing piece (221) are connected with adjusting gear (223) coaxial rotation, laser range finder (1) slides with bracing piece (221) and is connected, the slip direction of the relative bracing piece (221) of laser range finder (1) is perpendicular with the removal direction that removes frame (22) relative chassis (21), be equipped with the regulating part that is used for controlling laser range finder (1) and removes on removing frame (22).
6. The automatic water level observation device for the hydrogeological pumping test according to claim 5, wherein: the adjusting part is adjusting screw rod (222), adjusting screw rod (222) rotates with removal frame (22) and is connected, adjusting screw rod (222) is unanimous with the length direction of bracing piece (221), fixedly connected with installation piece (11) on laser range finder (1), adjusting screw rod (222) and installation piece (11) threaded connection, bracing piece (221) pass installation piece (11).
7. The automatic water level observation device for the hydrogeological pumping test according to claim 6, wherein: be equipped with leveling subassembly (23) on chassis (21), leveling subassembly (23) are including correcting spike (231), correct spike (231) and connect in the edge of chassis (21), just correct spike (231) and chassis (21) along vertical relative slip.
8. The automatic water level observation device for the hydrogeological pumping test according to claim 7, wherein: correct spike (231) and chassis (21) threaded connection, correct spike (231) towards one side fixedly connected with butt plate (232) on ground, the face and the ground butt of butt plate (232).
9. The automatic water level observation device for the hydrogeological pumping test according to claim 7, wherein: the leveling assembly (23) further comprises a level gauge (233), and the level gauge (233) is fixedly connected with the base frame (21) or the mounting block (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221423507.4U CN217738386U (en) | 2022-06-08 | 2022-06-08 | Hydrogeology is automatic water level observation device for pumping test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221423507.4U CN217738386U (en) | 2022-06-08 | 2022-06-08 | Hydrogeology is automatic water level observation device for pumping test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217738386U true CN217738386U (en) | 2022-11-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221423507.4U Active CN217738386U (en) | 2022-06-08 | 2022-06-08 | Hydrogeology is automatic water level observation device for pumping test |
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| Country | Link |
|---|---|
| CN (1) | CN217738386U (en) |
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2022
- 2022-06-08 CN CN202221423507.4U patent/CN217738386U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231222 Address after: Building 3, No. 59, Yuquan Road, Shijingshan District, Beijing 100043 Patentee after: CHINA COAL GEOLOGY GROUP Co.,Ltd. Address before: Room 205, 303, No. 17, Lane 1088, Qishan Road, Pudong New Area, Shanghai, 200135 Patentee before: SHANGHAI CGC GEOPHYSICAL PROSPECTING MEASUREMENT CO.,LTD. |
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| TR01 | Transfer of patent right |