CN218917389U - In-situ testing device for testing groundwater migration in moving process of mining rock mass - Google Patents

Abstract

The utility model discloses an in-situ test device for testing groundwater migration in the moving process of a mining rock mass, which structurally comprises a water taking device and a fixing device, wherein a motor in the water taking device works to enable a sliding pipe to move up and down so that groundwater enters a fixed tubule, the water taking device can take away part of the groundwater, in addition, the water taking device is quick and convenient to take water, sediment in the groundwater can be prevented from entering the water taking device, the service life of the water taking device is prolonged, a filter screen of a water storage tank in the fixing device can filter the groundwater again, a connecting plate in the fixing device slides to take out the water storage tank, the detected data is more accurate, the water storage tank is convenient to pick up, and the detection efficiency is improved.

Description

In-situ testing device for testing groundwater migration in moving process of mining rock mass

Technical Field

The utility model relates to the technical field of in-situ testing devices, in particular to an in-situ testing device for testing groundwater migration in the process of mining rock mass movement.

Background

The in-situ test is to test the property of the rock and soil at the original position of the rock and soil or under the basically in-situ state and stress condition, the common in-situ test method comprises the steps of a load test, a static sounding test, a side pressure test, a cross plate shearing test, a standard penetration test, a wave velocity test and other field tests, wherein the natural structure is basically maintained, the natural water content and the natural stress state are used for measuring engineering mechanical property indexes of the rock and soil, the groundwater can be divided into three types of upper water retention, diving and pressure bearing water according to different underground burying conditions, the upper water retention is a water storage body formed by locally isolating water, so that the atmospheric precipitation of the lower seepage is stopped in a rock crack or a sediment layer of the shallow layer, the diving is the groundwater buried on the first stable water isolation layer below the surface, the normally seen groundwater is mostly submerged, the pressure bearing water is formed when the groundwater flows out of the ground, the pressure bearing water is the groundwater which is buried deeper and is reserved between the two water isolation layers, the groundwater has larger water retention pressure is usually, and the pressure bearing water is more powerful when the water is blown out of a water layer when the upper water retention layer and the water retention layer is inclined from the top plate.

In-situ test device for groundwater migration in the existing test mining rock mass movement process is most difficult to take out groundwater in the rock mass in a segmented mode, and groundwater is difficult to filter, so that silt in the groundwater plugs up the in-situ test device, the service life of the in-situ test device is shortened, in-situ test device for groundwater migration in the existing test mining rock mass movement process is difficult to filter the taken-out groundwater again, the taken-out groundwater impurity is too much to influence the test result, and a water storage tank is difficult to take out, a large amount of time is spent to take out the water storage tank before the test is caused, and the detection efficiency is reduced.

Disclosure of Invention

First, the technical problem to be solved

In order to overcome the defects of the prior art, an in-situ test device for testing the migration of underground water in the moving process of a mining rock body is provided, the problems that the in-situ test device for testing the migration of underground water in the moving process of the mining rock body is difficult to take out underground water in a segmented mode, the underground water is difficult to filter, sediment in the underground water plugs the in-situ test device, the service life of the in-situ test device is shortened, the in-situ test device for testing the migration of the underground water in the moving process of the mining rock body is difficult to filter the taken out underground water again, the test result is influenced by excessive impurities of the taken out underground water, the water storage tank is difficult to take out, a large amount of time is required to take out the water storage tank before testing, and the detection efficiency is reduced are solved.

(II) technical scheme

The utility model is realized by the following technical scheme: the utility model provides an in-situ test device for testing groundwater migration in the process of mining rock mass movement, which comprises an in-situ test device outer wall, a water taking device and a fixing device, wherein the top of the in-situ test device outer wall is fixedly connected with the bottom of an upper fixing block, the right end of the top of the upper fixing block is fixedly connected with the bottom of a controller, the water taking device is arranged in the in-situ test device outer wall, the upper ends of the left side and the right side of the outer wall of the in-situ test device are fixedly connected with the inner side of the fixing device, the water taking device comprises a motor, the upper end of the water taking device is provided with the motor, the bottom of an output shaft of the lower end of the motor is fixedly connected with the top of a screw rod, the lower end of the screw rod penetrates through the left end of the top of a sliding tube and is in threaded connection with the left end of the top of the sliding tube, the right end of the top of the sliding tube penetrates through the lower end of the sliding tube and is in sliding connection with the lower end of the sliding tube, the upper end of the sliding tube penetrates through the right end of the bottom of the upper fixing block and is fixedly connected with the right end of the bottom of the upper fixing block,

further, the water taking device further comprises a contact pipe and a partition mechanism, the bottom of the sliding pipe is fixedly connected with the top of the contact pipe, the lower end surface of the inside of the contact pipe is fixedly connected with the outer surface of the filter screen, the lower end of the right side of the inside of the sliding pipe is fixedly connected with the outer surface of the partition mechanism, and the middle end of an output shaft of the lower end of the motor penetrates through the left ends of the upper side and the lower side of the upper fixing block and is rotatably connected with the left ends of the upper side and the lower side of the upper fixing block.

Further, the partition mechanism comprises a cover plate, a partition bin is arranged outside the partition mechanism, the left end of the top of the partition bin is fixedly connected with the front end and the rear end of the rotating shaft, the middle end of the rotating shaft penetrates through the left inner side end of the cover plate and is rotationally connected with the left inner side end of the cover plate, and the outer surface of the partition bin is fixedly connected with the right lower end inside the sliding tube.

Further, fixing device includes left supporting shoe, right branch fagging, right fixed plate and fixture, fixing device left side upper end is equipped with left supporting shoe, left side supporting shoe bottom and left fixed plate top middle-end fixed connection, left side fixed plate right-hand member and normal position testing arrangement outer wall left side upper end fixed connection, go up fixed block right side lower extreme and right branch fagging left end fixed connection, normal position testing arrangement outer wall right side upper end and right branch fagging left end fixed connection, right branch fagging top left end and the contact surface contact of storage water tank bottom, the inside upper end surface of storage water tank and storage water tank filter screen surface fixed connection, right branch fagging middle-end is equipped with fixture, left side supporting shoe right-hand member and the left side lower extreme fixed connection of last fixed block.

Further, the fixture includes the spring, inside right side middle-end and the spring right-hand member fixed connection of right branch fagging, spring left end and clamping plate right side middle-end fixed connection, both sides middle-end and the inboard middle-end surface sliding connection of right branch fagging around the clamping plate, clamping plate right side upper end and connecting plate left side fixed connection, connecting plate bottom right-hand member and sliding block top fixed connection, both ends and sliding wheel front and back both sides middle-end rotation connection around the sliding block lower extreme is inside, sliding wheel bottom and right branch fagging top right side sideslip tank bottom sliding connection.

Further, the upper end of the fixed tubule is a transverse pipe, and the left side of the fixed tubule is a vertical pipe.

Further, the left fixing plate and the right fixing plate have the same structure, and the outer side ends of the left fixing plate and the right fixing plate are provided with a fixing screw.

Further, a rectangular groove is formed in the middle end of the right side of the top of the right supporting plate.

Furthermore, the upper end of the connecting plate is provided with a antiskid plate, and the width of the antiskid plate is the same as that of the connecting plate.

(III) beneficial effects

Compared with the prior art, the utility model has the following beneficial effects:

1) According to the in-situ testing device for testing the migration of the underground water in the moving process of the mining rock mass, the water taking device is arranged, the motor in the water taking device works to enable the sliding tube to move up and down, so that the underground water enters the fixed tubule, the water taking device can take away part of the underground water, the water taking is quick and convenient, sediment in the underground water can be prevented from entering the water taking device, and the service life of the water taking device is prolonged.

2) According to the in-situ test device for testing the migration of the underground water in the moving process of the mining rock mass, the fixing device is arranged, the filter screen of the water storage tank in the fixing device can filter the underground water again, the connecting plate in the fixing device slides to take out the water storage tank, so that the detected data are more accurate, the water storage tank is convenient to take up, and the detection efficiency is improved.

Drawings

Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of the present utility model;

FIG. 3 is an enlarged view of the utility model at A in FIG. 2;

FIG. 4 is a schematic view of a partition mechanism according to the present utility model;

FIG. 5 is a schematic view of the structure of the fixing device of the present utility model;

fig. 6 is an enlarged schematic view of the structure of fig. 2B according to the present utility model.

In the figure: the in-situ test device comprises an in-situ test device outer wall-1, an upper fixing block-2, a controller-3, a water taking device-4, a motor-41, a screw-42, a sliding tube-43, a fixed tubule-44, a contact tube-45, a filter screen-46, a partition mechanism-47, a partition bin-471, a rotating shaft-472, a cover plate-473, a fixing device-5, a left supporting block-51, a left fixing plate-52, a right supporting plate-53, a right fixing plate-54, a water storage tank-55, a water storage tank filter screen-56, a clamping mechanism-57, a spring-571, a clamping plate-572, a connecting plate-573, a antiskid plate-5731, a sliding block-754 and a sliding wheel-575.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Embodiment one;

referring to fig. 1, the present utility model provides an in-situ test device for testing groundwater migration during the movement of a mining rock mass: comprises an in-situ testing device outer wall 1, a water taking device 4 and a fixing device 5, wherein the top of the in-situ testing device outer wall 1 is fixedly connected with the bottom of an upper fixing block 2, the right end of the top of the upper fixing block 2 is fixedly connected with the bottom of a controller 3, the water taking device 4 is arranged in the in-situ testing device outer wall 1, the upper ends of the left side and the right side of the in-situ testing device outer wall 1 are fixedly connected with the inner side ends of the fixing device 5,

referring to fig. 2, the utility model provides an in-situ test device for testing groundwater migration in the moving process of a mining rock mass, the water taking device 4 comprises a motor 41, the upper end of the water taking device 4 is provided with the motor 41, the bottom of an output shaft at the lower end of the motor 41 is fixedly connected with the top of a screw rod 42, the lower end of the screw rod 42 penetrates through the left end of the top of a sliding tube 43 and is in threaded connection with the left end of the top of the sliding tube 43, the right end of the top of the sliding tube 43 is penetrated by the lower end of a fixed tubule 44 and is in sliding connection with the lower end of the fixed tubule 44, the upper end of the fixed tubule 44 penetrates through the right end of the bottom of an upper fixed block 2 and is fixedly connected with the right end of the bottom of the upper fixed block 2, the bottom of the sliding tube 43 is fixedly connected with the top of a contact head tube 45, the surface of the lower end of the inside of the contact head tube 45 is fixedly connected with the outer surface of a filter screen 46, the lower end of the right side of the inside of the sliding tube 43 is fixedly connected with the outer surface of a partition mechanism 47, the upper end of the fixed tubule 44 is a transverse tube, and the left side of the fixed tubule 44 is a vertical tube, so that groundwater can flow into a water storage tank 55 through the fixed tubule 44.

Referring to fig. 3 and 4, the present utility model provides an in-situ testing device for testing groundwater migration in the process of moving a mining rock mass, wherein a partition mechanism 47 includes a cover plate 473, a partition chamber 471 is arranged outside the partition mechanism 47, the left end of the top of the partition chamber 471 is fixedly connected with the front and rear ends of a rotating shaft 472, and the middle end of the rotating shaft 472 penetrates through the left inner side end of the cover plate 473 and is rotatably connected with the left inner side end of the cover plate 473.

Referring to fig. 2 and 5, the utility model provides an in-situ test device for testing groundwater migration in the process of moving a mining rock mass, the fixing device 5 comprises a left supporting block 51, a right supporting plate 53, a right fixing plate 54 and a clamping mechanism 57, the left upper end of the fixing device 5 is provided with the left supporting block 51, the bottom of the left supporting block 51 is fixedly connected with the middle end of the top of the left fixing plate 52, the right end of the left fixing plate 52 is fixedly connected with the left upper end of the outer wall 1 of the in-situ test device, the right lower end of the upper fixing block 2 is fixedly connected with the left end of the right supporting plate 53, the right upper end of the outer wall 1 of the in-situ test device is fixedly connected with the left end of the right fixing plate 54, the left end of the top of the right fixing plate 54 is contacted with the bottom contact surface of a water storage tank 55, the upper end surface of the inside of the water storage tank 55 is fixedly connected with the outer surface of a filter screen 56, the middle end of the right supporting plate 53 is provided with the clamping mechanism 57, the left fixing plate 52 and the right fixing plate 54 are identical in structure, and the outer ends of the left fixing plate 52 and the right fixing plate 54 are provided with a fixing screw, so that the left fixing plate 52 and the right fixing plate 54 can fix the device, the right upper end and the right fixing plate 53 and the right side of the right fixing plate 53 can be fixedly connected with a rectangular groove and 573.

Referring to fig. 6, the present utility model provides an in-situ testing device for testing groundwater migration during the movement of a mining rock mass, the clamping mechanism 57 includes a spring 571, the middle end of the right side inside the right supporting plate 53 is fixedly connected with the right end of the spring 571, the left end of the spring 571 is fixedly connected with the middle end of the right side of the clamping plate 572, the middle ends of the front and rear sides of the clamping plate 572 are slidably connected with the inner side middle end surface of the right supporting plate 53, the upper end of the right side of the clamping plate 572 is fixedly connected with the left side of the connecting plate 573, the right end of the bottom of the connecting plate 573 is fixedly connected with the top of the sliding block 754, the front and rear ends of the lower end of the sliding block 754 are rotatably connected with the middle ends of the front and rear sides of the sliding wheel 575, the bottom of the sliding wheel 575 is slidably connected with the bottom of the right side of the top of the right supporting plate 53, a antiskid plate 5731 is provided on the upper end of the connecting plate 573, and the width of the antiskid plate 5731 is the same as the width of the connecting plate 573, so that the sliding connecting plate 573 is easier.

Embodiment two;

the utility model provides an in-situ testing device for testing groundwater migration in the process of mining rock mass movement, wherein the right end of a left supporting block 51 is fixedly connected with the lower end of the left side of an upper fixed block 2, the outer surface of a partition bin 471 is fixedly connected with the lower end of the right side inside a sliding tube 43, and the middle end of an output shaft of the lower end of a motor 41 penetrates through the left ends of the upper side and the lower side of the upper fixed block 2 and is rotatably connected with the left ends of the upper side and the lower side of the upper fixed block 2.

The utility model provides an in-situ testing device for testing groundwater migration in the process of mining rock mass movement through improvement, and the working principle is as follows;

firstly, when the device is used, the device is firstly placed in a working area, and then the device is connected with an external power supply, so that the device can provide the required electric energy for the work of the device;

secondly, inserting the outer wall 1 of the in-situ testing device into a measuring hole, fixing the left fixing plate 52 and the right fixing plate 54 on the ground through fixing screws at the outer side ends of the left fixing plate 52 and the right fixing plate 54, controlling the motor 41 to work through the controller 3, driving the screw rod 42 to rotate clockwise through the motor 41, driving the sliding tube 43 to move downwards through the rotation of the screw rod 42 due to the threaded connection of the screw rod 42 and the left side end of the sliding tube 43, driving the contact tube 45 to move through the movement of the sliding tube 43, enabling the contact tube 45 to be in contact with groundwater through the movement of the contact tube 45, enabling the groundwater to enter the contact tube 45 after being filtered by the filter screen 46, entering the right end inside the sliding tube 43 from the contact tube 45, and then entering the partition bin 471 from the right end inside the sliding tube 43, enabling the groundwater to press the cover plate 473, enabling the groundwater to rotate anticlockwise through the cover plate 473 by taking the rotating shaft 472 as the circle center, enabling the groundwater to enter the fixed tubule 44, and driving the screw rod 41 to rotate anticlockwise through the controller 3 after the sliding tube 43 moves a certain distance, driving the motor 41 to rotate through the cover plate 473, and driving the screw rod 41 to move upwards;

thirdly, the groundwater moving upwards at the upper end of the cover plate 473 drives the cover plate 473 to rotate clockwise, so that the cover plate 473 cuts off the groundwater, and the groundwater flows into the water storage tank 55 from the upper end of the fixed tubule 44, so that the water taking device 4 can take away part of the groundwater, and the water taking is fast and convenient, and sediment in the groundwater can be prevented from entering the water taking device 4, so that the service life of the water taking device 4 is prolonged, the problem that in-situ test devices for groundwater migration in the existing test mining rock mass movement process are mostly difficult to take out the groundwater in a segmented mode, and the groundwater is difficult to filter, so that sediment in the groundwater plugs the in-situ test device, and the service life of the in-situ test device is shortened is solved;

fourth, the groundwater flowing out from the fixed tubule 44 will enter the water storage tank filter screen 56 at the upper end of the water storage tank 55, so that the groundwater taken out can be filtered again, then the groundwater will enter the water storage tank 55 from the water storage tank filter screen 56, when the water storage tank 55 needs to be lifted, the connecting plate 573 is pulled rightwards, the sliding block 754 is driven to move by the movement of the connecting plate 573, the sliding block 754 can drive the sliding wheel 575 to slide rightwards at the bottom of the right end chute of the right supporting plate 53, the clamping plate 572 is driven to move by the movement of the connecting plate 573, the spring 571 is extruded by the movement of the clamping plate 572, then the water storage tank 55 is lifted upwards after the water storage tank 55 is pulled rightwards, and the groundwater in the water storage tank 55 is detected;

fifth, take out the groundwater in the same measuring hole again after the period of time, detect the groundwater again, the groundwater that the contrast both sides were taken out, can obtain the groundwater migration in the mining rock mass motion process after the analysis, the groundwater that takes out can also be filtered once more for the data that detects is more accurate, and storage water tank 55 still conveniently is taken up, make detection efficiency increase, the normal position testing arrangement of groundwater migration in the current test mining rock mass motion process has been solved, hardly filter the groundwater that takes out again, make the groundwater impurity that takes out too much influence test result, and the water storage tank hardly takes out, take out the water storage tank in a large amount of time before leading to the test, lead to the problem that detection efficiency reduces.

According to the in-situ test device for testing the migration of the groundwater in the moving process of the mining rock mass, the water taking device 4 is optimally arranged, the motor 41 in the water taking device 4 works to enable the sliding tube 43 to move up and down, so that the groundwater enters the fixed tubule 44, the water taking device 4 can take away part of the groundwater, in addition, the water taking is fast and convenient, sediment in the groundwater can be prevented from entering the water taking device 4, the service life of the water taking device 4 is prolonged, the water storage tank filter screen 56 in the fixing device 5 can filter the groundwater again, the connecting plate 573 in the fixing device 5 slides to take out the water storage tank 55, the detected data is more accurate, the water storage tank 55 is convenient to take up, and the detection efficiency is improved.

Claims (9)

1. An in-situ testing device for testing groundwater migration in the moving process of a mining rock mass comprises an in-situ testing device outer wall (1), wherein the top of the in-situ testing device outer wall (1) is fixedly connected with the bottom of an upper fixed block (2), and the right end of the top of the upper fixed block (2) is fixedly connected with the bottom of a controller (3);

the method is characterized in that: still include water intaking device (4) and fixing device (5), inside water intaking device (4) that is equipped with of normal position testing device outer wall (1), normal position testing device outer wall (1) left and right sides upper end and fixing device (5) inboard end fixed connection, water intaking device (4) include motor (41), water intaking device (4) upper end is equipped with motor (41), motor (41) lower extreme output shaft bottom and screw rod (42) top fixed connection, screw rod (42) lower extreme runs through slide tube (43) top left end and with slide tube (43) top left end threaded connection, slide tube (43) top right-hand member is run through by fixed tubule (44) lower extreme and with fixed tubule (44) lower extreme sliding connection, fixed tubule (44) upper end runs through fixed block (2) bottom right-hand member and with last fixed block (2) bottom right-hand member fixed connection.

2. An in situ test device for testing groundwater migration during movement of a mined rock mass in accordance with claim 1 wherein: the water taking device (4) further comprises a contact head pipe (45) and a partition mechanism (47), the bottom of the sliding pipe (43) is fixedly connected with the top of the contact head pipe (45), the lower end surface inside the contact head pipe (45) is fixedly connected with the outer surface of the filter screen (46), the lower end on the right side inside the sliding pipe (43) is fixedly connected with the outer surface of the partition mechanism (47), and the middle end of an output shaft on the lower end of the motor (41) penetrates through the left ends on the upper side and the lower side of the upper fixed block (2) and is rotatably connected with the left ends on the upper side and the lower side of the upper fixed block (2).

3. An in situ test device for testing groundwater migration during movement of a mined rock mass in accordance with claim 2 wherein: the partition mechanism (47) comprises a cover plate (473), a partition bin (471) is arranged outside the partition mechanism (47), the left end of the top of the partition bin (471) is fixedly connected with the front end and the rear end of a rotating shaft (472), the middle end of the rotating shaft (472) penetrates through the left inner side end of the cover plate (473) and is rotationally connected with the left inner side end of the cover plate (473), and the outer surface of the partition bin (471) is fixedly connected with the right lower end inside the sliding tube (43).

4. An in situ test device for testing groundwater migration during movement of a mined rock mass in accordance with claim 1 wherein: fixing device (5) are including left supporting shoe (51), right branch fagging (53), right fixed plate (54) and fixture (57), fixing device (5) left side upper end is equipped with left supporting shoe (51), left side supporting shoe (51) bottom and left fixed plate (52) top middle-end fixed connection, left side fixed plate (52) right-hand member and normal position testing arrangement outer wall (1) left side upper end fixed connection, go up fixed block (2) right side lower extreme and right branch fagging (53) left end fixed connection, normal position testing arrangement outer wall (1) right side upper end and right branch fagging (54) left end fixed connection, right branch fagging (54) top left end and storage water tank (55) bottom contact surface contact, storage water tank (55) inside upper end surface and storage water tank filter screen (56) surface fixed connection, right branch fagging (53) middle-end is equipped with fixture (57), left side supporting shoe (51) right-hand member and last fixed block (2) left side lower extreme fixed connection.

5. An in situ test device for testing groundwater migration during movement of a mined rock mass in accordance with claim 4 wherein: the clamping mechanism (57) comprises a spring (571), the middle end of the right side inside the right supporting plate (53) is fixedly connected with the right end of the spring (571), the left end of the spring (571) is fixedly connected with the middle end of the right side of the clamping plate (572), the middle ends of the front side and the rear side of the clamping plate (572) are slidably connected with the surface of the middle end of the inner side of the right supporting plate (53), the upper end of the right side of the clamping plate (572) is fixedly connected with the left side of the connecting plate (573), the right end of the bottom of the connecting plate (573) is fixedly connected with the top of the sliding block (754), the front and rear ends of the lower end of the sliding block (754) are rotatably connected with the middle ends of the front and rear sides of the sliding wheel (575), and the bottom of the sliding wheel (575) is slidably connected with the bottom of the right side slide groove at the top of the right supporting plate (53).

6. An in situ test device for testing groundwater migration during movement of a mined rock mass in accordance with claim 1 wherein: the upper end of the fixed tubule (44) is a transverse pipe, and the left side of the fixed tubule (44) is a vertical pipe.

7. An in situ test device for testing groundwater migration during movement of a mined rock mass in accordance with claim 4 wherein: the left fixing plate (52) and the right fixing plate (54) are identical in structure, and fixing screws are arranged at the outer side ends of the left fixing plate (52) and the right fixing plate (54).

8. An in situ test device for testing groundwater migration during movement of a mined rock mass in accordance with claim 4 wherein: the middle end of the right side of the top of the right supporting plate (53) is provided with a rectangular groove.

9. An in situ test device for testing groundwater migration during a moving process of a mined rock mass according to claim 5, wherein: the upper end of the connecting plate (573) is provided with a antiskid plate (5731), and the width of the antiskid plate (5731) is the same as that of the connecting plate (573).

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