CN211898683U - High-efficient supplementary well system of building of metallurgical industry groundwater monitoring well - Google Patents

Abstract

The utility model relates to a high-efficiency auxiliary well building system for a groundwater monitoring well in the metallurgical industry; the system comprises: groundwater collector assist positive device, build well filler device and hoisting device: the upper end of the auxiliary correcting device is connected with a lifting wire coiling disc (10) of the lifting device through a lifting wire (5); the well building filling device comprises a filling funnel tray (6) and a filling filter sieve (7); the lifting device comprises a lifting line (5) connected with the auxiliary correcting device, a lifting device lifting ring (9) used for guiding and placing a groundwater sampling pipe (2) connected with the groundwater collector, a lifting line coiling disc (10) with a ratchet wheel and pawl mechanism and a lifting device main body support (11). The system has the advantages of small volume, convenient carrying and easy operation, and can efficiently assist the construction of the underground water monitoring well; the well construction method is suitable for high-quality construction of deep (more than 36 meters) underground water monitoring wells in the metallurgical industry, and provides reliability guarantee for data required by accurate monitoring and restoration of polluted underground water in the metallurgical industry.

Description

High-efficient supplementary well system of building of metallurgical industry groundwater monitoring well

Technical Field

The utility model relates to a high-efficient supplementary well system of building of metallurgical industry groundwater monitoring well belongs to metallurgical industry place groundwater environment investigation and monitoring field, especially relates to a high-efficient supplementary well device system of building of metallurgical industry groundwater monitoring well.

Background

With the rapid development and the great improvement of the economic level of the industry in China in recent decades, the method also brings great problem of pollution of the soil to the underground water. As a national pillar type industrial representative, the metallurgical industry diffuses and migrates pollutants in underground water in the mineral exploitation and production smelting processes, so that part of underground water is easily polluted seriously.

The metallurgical industry has the characteristics of complex raw material types, various processes and large occupied area, and particularly, raw materials and byproducts in the nonferrous industry also contain a large amount of heavy metal pollutants and organic matters. The phenomenon of leakage caused by leakage due to the loss of environmental protection facilities in the early stage of factory building is frequent, the pollution discharge for decades can cause serious harm to underground water, and in addition, pollutants are diffused and migrated in the underground water in the process of metallurgical mineral exploitation, production and smelting, so that part of the underground water is seriously polluted.

With the issuance and implementation of relevant national policies and regulations, groundwater investigation in waste industrial sites and groundwater monitoring in production enterprises become key work. The high-quality construction of the monitoring well is the basis for accurate, practical and effective implementation of the monitoring technology, and how to improve the well construction quality and obtain more accurate monitoring results is the problem to be solved urgently at present.

The high-quality construction of the underground water monitoring well is the premise of ensuring the accuracy of underground water monitoring. The monitoring well construction process mainly faces the following problems: (1) the common well construction mode of the monitoring well easily causes the phenomena that the underground water collector is blocked or obliquely buried in the well mouth and the like, and the construction efficiency and the sampling accuracy of the monitoring well are seriously influenced. (2) The common well construction mode of the monitoring well causes that the underground water sampling pipe is easy to be wound in the pipe descending process, so that the actual landfill depth is difficult to estimate, and the placement depth of the collector is difficult to ensure; (3) the packing uniformity of the common well building mode of the monitoring well is not easy to guarantee, and gaps or gaps may exist, so that communicated potential safety hazards exist among different water layers, and the original water quality of each water layer cannot be guaranteed.

Aiming at the current common well construction mode, the operation efficiency in the well construction process needs to be improved, and the well formation quality of the monitoring well needs to be improved. On this basis, the utility model provides a high-efficient supplementary well construction device system of metallurgical industry heavy metal pollution groundwater monitoring well construction and a high quality well construction method.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a set of auxiliary well building device system suitable for the underground water monitoring well in the metallurgical industry; the utility model discloses the second purpose provides a high quality well construction method based on above-mentioned supplementary well construction technique. The monitoring well aims to solve the ubiquitous problem in the well construction work of the existing monitoring well.

In order to realize above-mentioned first purpose, the utility model provides a set of well device system is established in metallurgical industry groundwater monitoring well is supplementary, and it includes: the underground water collecting pipe comprises an auxiliary correcting device, a well building filling device and a lifting device.

The utility model relates to a high-efficient supplementary well system of building of metallurgical industry groundwater monitoring well, the system includes: the underground water collector comprises an auxiliary correcting device, a well building filling device and a lifting device; an auxiliary correcting device of the underground water collector is arranged in the monitoring well, and the auxiliary correcting device comprises an auxiliary correcting positioning sleeve (3) and a cylindrical cage-shaped bracket (4); the auxiliary positioning sleeve (3) is arranged in the cylindrical cage-shaped support (4), the groundwater collector (1) is partially arranged in the auxiliary positioning sleeve (3), and partially extends out of the bottom end of the auxiliary positioning sleeve (3) and extends in the cylindrical cage-shaped support (4); the upper part of the groundwater collector (1) is connected with one end of a groundwater sampling pipe (2); the lifting device comprises a lifting wire (5), and the lower end of the lifting wire (5) is connected with the top of the cylindrical cage-shaped bracket (4); the well building filling device comprises a filling funnel tray (6) and a filling filter sieve (7); the filler filter sieve (7) is arranged on the upper end face of the wellhead casing of the monitoring well, and the filler funnel tray (6) is arranged on the upper portion of the filler filter sieve (7).

The cylindrical cage-shaped support (4) comprises a first disc type supporting part, a second disc type supporting part and a third disc type supporting part; the first disc type supporting part is arranged at the top end of the cylindrical cage-shaped support (4), the third disc type supporting part is arranged at the bottom end of the cylindrical cage-shaped support (4), and the second disc type supporting part is arranged between the first disc type supporting part and the third disc type supporting part; the auxiliary positive positioning sleeve (3) is arranged between the first disc type supporting part and the second disc type supporting part, the axes of the auxiliary positive positioning sleeve (3) and the cylindrical cage-shaped support (4) are overlapped, and the part of the groundwater collector (1) extending out of the auxiliary positive positioning sleeve (3) extends between the second disc type supporting part and the third disc type supporting part.

Wherein the second disc support is arranged between the first disc support and the third disc support and on the lower half of the cylindrical cage support (4).

Wherein, the auxiliary positioning sleeve (3) and the cylindrical cage-shaped bracket (4) are made of light alloy materials.

Wherein, the lifting line (5) is a lifting line (5) with scales.

The lifting device also comprises a lifting line lifting pulley (8), a lifting device lifting ring (9), a lifting line coiling disc (10) and a lifting device main body bracket (11); hoisting device main part support (11) set up subaerial by monitoring well, lifting wire promotes pulley (8) and lifting wire drum (10) and all sets up on hoisting device main part support (11), hoisting device rings (9) set up the side at lifting wire promotion pulley (8), and lifting wire (5) convolute and set up on lifting wire drum (10), and lifting wire (5) are through lifting wire promotion pulley (8) guide, are used for the guide to transfer and link to each other with lifting wire (5) assist positive device, hoisting device rings (9) are passed to the other end of groundwater sampling pipe (2), are used for the guide to transfer groundwater sampling pipe (2) that link to each other with groundwater collector (1).

The lifting device main body support (11) comprises a rod portion and an arm portion, the rod portion is arranged on the ground beside the monitoring well, the arm portion is arranged at the top end of the rod portion, and the lifting wire lifting pulley (8) and the lifting wire coiling disc (10) are arranged on the arm portion.

The lifting device further comprises a ratchet wheel and pawl mechanism which is arranged on the lifting wire coiling disc (10), wherein the ratchet wheel and pawl mechanism is provided with a ratchet wheel and a pawl which are matched with each other and used for lifting the pawl when the lifting wire is lowered, so that the underground water collector (1) and the auxiliary positive device thereof can freely descend under the combined action of gravity and buoyancy; and for the ratchet and pawl mechanism to lock when the secondary positive means is lifted upwardly to effect a reverse lock.

The utility model discloses still relate to a high quality well construction method suitable for metallurgical industry groundwater monitoring well, the preferred method of adopting foretell metallurgical industry groundwater monitoring well high-efficient supplementary well construction system to build the well that adopts, including following step:

step 1, drilling a specified borehole by adopting drilling equipment;

step 2, a groundwater collector (1) goes down the well;

the underground water collector (1) is placed in an auxiliary correcting positioning sleeve (3) of the auxiliary correcting device to be fixed, then the underground water sampling pipe (2) penetrates through a lifting device lifting ring (9) of a lifting device and then is connected with an upper end port of the underground water collector (1) fixed in the auxiliary correcting device, the auxiliary correcting device is connected with a lifting wire coiling disc (10) of the lifting device through a lifting wire (5), and the auxiliary correcting device fixed with the underground water collector (1) is placed in a set depth position in a monitoring well according to the set well building depth requirement; preferably, a lifting device lifting ring (9) is arranged on the side surface of a lifting line lifting pulley (8) of the lifting device; preferably, the lifting line is a lifting line with scales;

step 3, a well building and filling process;

a well building filler device is placed on a well mouth of a monitoring well, and a groundwater collector (1) and a lifting wire (5) are placed in the middle of the filler device through a notch formed in the side face of the filler device; putting well building filler into the well according to the well building requirement of the monitoring well; preferably, a filler filter sieve (7) of the well building filler device is arranged on the upper end face of a wellhead casing of the monitoring well;

step 4, lifting the auxiliary correcting device of the underground water collector;

in the filling process, the auxiliary correcting device for completing the filling task of the underground water collector (1) is lifted by the winding roll (10) on the lifting device;

step 5, a wellhead plugging process;

and (4) withdrawing the underground water monitoring well efficient auxiliary well building system after the filling is finished, arranging a well pipe and a well cover at the well mouth, and plugging the periphery of the well mouth by using cement.

Wherein, step 1 includes: (1) confirming the position and the monitoring depth of the underground well according to the hydrogeological data, leveling and cleaning the well building position and the peripheral area, and reasonably arranging and placing professional drilling equipment; (2) and drilling the well building point positions of the monitoring wells, selecting a proper drilling mode according to different geological conditions, and selecting proper drilling caliber equipment to finish the drilling of the monitoring wells.

The utility model adopts an auxiliary correcting device of a groundwater collector in the metallurgical industry, which comprises an auxiliary correcting positioning sleeve of a collecting pipe and a cylindrical cage-shaped bracket, wherein the upper end of the auxiliary correcting positioning sleeve is connected with a winding roll of a lifting device through a lifting wire; the middle part of the auxiliary correcting device is provided with a limiting auxiliary correcting positioning sleeve, so that the position of the underground water collecting pipe can be accurately fixed and corrected; the auxiliary correcting device is made of light alloy materials, has certain weight and strength and good corrosion resistance, and can realize uniform filling in the well building process by adopting a spoke-shaped cylindrical cage-shaped support; the contact area between the cylindrical cage-shaped support structure adopted by the correction device and the filler is relatively small, so that the correction device can be conveniently taken out after being buried.

The utility model discloses a well-building filler device mainly include filler funnel tray and stopping filter sieve two parts. The upper end of the well building filling device is funnel-shaped, so that the filling efficiency is increased; the side surfaces of the filling device are provided with notches and buckles for fixing the underground water collecting pipe and the lifting line at the center of the wellhead; the filter sieve is arranged below the filler of the filler device to filter large-particle materials, so that blockage in the well building process is prevented.

The utility model discloses a hoisting device mainly include the lifting wire of taking the scale that links to each other with groundwater collector, connect groundwater collector's sampling pipe lower line hole, have ratchet pawl mechanism's lifting wire drum, light alloy hoisting device support. The lifting line adopted by the lifting device is provided with scales, so that the underground landfill depth of the underground water collector and the landfill depths of various materials can be effectively determined; a specially-made hanging ring is arranged at the top of the lifting device and used for lowering a sampling pipe connected with a groundwater collector; the lifting device is provided with a winding roll for lifting the wire, and the winding roll is provided with a ratchet wheel and pawl mechanism. When the underground water collecting pipe is lowered, the pawl is lifted, so that the underground water collector and the auxiliary device thereof freely descend under the combined action of gravity and buoyancy; when the auxiliary correcting device is lifted upwards, the ratchet wheel and pawl mechanism acts, reverse locking can be realized, and the labor-saving effect is achieved.

The utility model discloses the advantage of the supplementary well device system of building of well is built to monitoring well that adopts is:

the utility model is suitable for a supplementary well construction device system of metallurgical industry groundwater monitoring well has smallly, and light in weight carries and convenient to use, and the field installation is simple, easily operates, advantage such as with low costs. The method is suitable for the well construction process of deep groundwater monitoring wells in metallurgical industry and the like, and can greatly improve the well construction efficiency and the well construction quality.

The utility model discloses still relate to a high quality well construction method suitable for metallurgical industry groundwater monitoring well, including following step:

step 1, completing specified borehole drilling by adopting professional drilling equipment;

(1) confirming the position and the monitoring depth of the underground water well according to the relevant hydrogeological data, leveling and cleaning the well building position and the peripheral area, and reasonably arranging and placing professional drilling equipment;

(2) and drilling the well building point of the monitoring well, selecting a proper drilling mode (direct drilling or casing drilling and the like) according to different geological conditions, and selecting proper drilling caliber equipment to finish the drilling of the monitoring well.

Step 2, a groundwater sampler goes down the well;

the underground water collector is fixed in a positioning sleeve of the auxiliary correcting device, the underground water sampling pipe penetrates through a special lifting ring on the side surface of a pulley at the top of the lifting device and is connected with an upper end port of the underground water collector fixed in the auxiliary correcting device, the auxiliary correcting device is connected with a winding coil of the lifting device through a lifting wire with scales, and the auxiliary correcting device for fixing the underground water sampling pipe is placed in a set depth position in the monitoring well according to the set well building depth requirement. The depth of the underground water collecting pipe can be accurately positioned by the length scale of the lifting line of the lifting device and the length of the underground water sampling pipe, and the coaxiality height consistency of the collecting pipe and the monitoring well is also ensured by the aid of the auxiliary correcting device and the fixing effect.

Step 3, a well building and filling process;

a well building filler device is placed on a well mouth of underground water, and an underground water collecting pipe and a suspension wire with scales are placed in the middle of the filler device through a special opening on the side surface of the filler device. And putting well building filler into the well according to the well building requirement of the monitoring well. Through the dual judgement of the constant volume filler of building well filler device and the scale of lifting line, can estimate the actual filler degree of depth, guarantee to pack evenly abundant to promote and build well quality.

Step 4, lifting the auxiliary correcting device of the underground water collector;

in the process of filling, the winding roll on the lifting device is lifted to complete the auxiliary device for the collection pipe filling task, and the ratchet and pawl mechanism arranged on the winding roll of the lifting line lifts the fixed auxiliary device to the wellhead, so that the aims of uniform speed and labor-saving lifting can be fulfilled.

Step 5, a wellhead plugging process;

and (4) withdrawing the underground water well building auxiliary device system after the filling is finished, fixing the PVC well pipe and the well cover with the specifications at the well mouth, and plugging the periphery of the well mouth by using cement.

The auxiliary well construction device system used by the well construction method is convenient to carry and use, simple to install on site and easy to operate, and can greatly improve the well construction efficiency and the well construction quality. The utility model provides a construction method is applicable to the construction of groundwater monitoring wells such as metallurgical industry, and through the utility model provides a method can realize that high efficiency, high quality well construction provide reliable guarantee for follow-up work provides accurate monitoring data.

Drawings

The utility model discloses a combine the detailed description made of following drawings, and the provided drawing is the schematic, all does not have concrete directive property, and is right the utility model discloses there is not the restriction. Wherein:

FIG. 1 is a schematic diagram of an efficient auxiliary well building system for a groundwater monitoring well in the metallurgical industry;

fig. 2 is the utility model discloses a metallurgical industry groundwater monitoring well high efficiency well construction method schematic diagram.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a groundwater collector; 2. an underground water sampling pipe; 3, an auxiliary positioning sleeve of the auxiliary device of the underground water collector; 4. a cylindrical cage-shaped bracket of the groundwater collector correction device; 5. the lifting line with scales of the groundwater collector correcting device; 6. a filling funnel tray of a well building filling device; 7. filling material filter sieve of the well building filling device; 8. a hoist line hoist sheave; 9. lifting rings of the lifting device; 10. the winding roll with a ratchet and pawl mechanism of the lifting device, 11, a main body bracket of the lifting device;

Detailed Description

Hereinafter, the practical mode of the auxiliary well construction device system and the high-efficiency well construction method for the underground water monitoring well in the metallurgical industry of the utility model will be described with reference to the attached drawings.

The present embodiment is a specific embodiment of the present invention, and is used for explaining the concept of the present invention, which is illustrative and schematic, and should not be construed as limiting the scope of the present invention or the present invention. Except in this embodiment, the apparatus system and well construction method similar to the embodiments of the present invention in this industry and field are all within the scope of this patent.

The attached drawings of the specification are schematic diagrams, and the concept of the invention is assisted and described, and the relationship of each part of the auxiliary well building device and the logic relationship of the whole well building method are schematically shown. Note that proportions of parts differ from actual devices in order to facilitate clear description of device structure and function.

The left side of figure 1 is a high-efficient supplementary well system structure picture of building of metallurgical industry groundwater monitoring well, and the right side is the partial enlargement of supplementary positive device of groundwater collector, a high-efficient supplementary well system of building of metallurgical industry groundwater monitoring well, the system includes: the underground water collector comprises an auxiliary correcting device, a well building filling device and a lifting device; an auxiliary correcting device of the underground water collector is arranged in the monitoring well, and the auxiliary correcting device comprises an auxiliary correcting positioning sleeve 3 and a cylindrical cage-shaped bracket 4; the auxiliary positioning sleeve 3 is arranged in the cylindrical cage-shaped support 4, and the groundwater collector 1 is partially arranged in the auxiliary positioning sleeve 3, partially extends out of the bottom end of the auxiliary positioning sleeve 3 and extends in the cylindrical cage-shaped support 4; the upper part of the groundwater collector 1 is connected with one end of a groundwater sampling pipe 2; the lifting device comprises a lifting wire 5, and the lower end of the lifting wire 5 is connected with the top of the cylindrical cage-shaped support 4; the well building filling device comprises a filling funnel tray 6 and a filling filter sieve 7; the filler filter sieve 7 is arranged on the upper end face of the wellhead casing of the monitoring well, and the filler funnel tray 6 is arranged on the upper portion of the filler filter sieve 7.

Wherein, the cylindrical cage-shaped support 4 comprises a first disc-type support part, a second disc-type support part and a third disc-type support part; the first disc type supporting part is arranged at the top end of the cylindrical cage-shaped support 4, the third disc type supporting part is arranged at the bottom end of the cylindrical cage-shaped support 4, and the second disc type supporting part is arranged between the first disc type supporting part and the third disc type supporting part; the auxiliary positioning sleeve 3 is arranged between the first disc type supporting part and the second disc type supporting part, the axes of the auxiliary positioning sleeve 3 and the cylindrical cage-shaped bracket 4 are overlapped, and the part of the groundwater collector 1 extending out of the auxiliary positioning sleeve 3 extends between the second disc type supporting part and the third disc type supporting part. Wherein the second disc support is arranged between the first and third disc support and on the lower half of the cylindrical cage support 4. Wherein, the auxiliary positioning sleeve 3 and the cylindrical cage-shaped bracket 4 are made of light alloy materials. Wherein, the lifting line 5 is a lifting line 5 with scales.

Wherein, the lifting device also comprises a lifting line lifting pulley 8, a lifting device lifting ring 9, a lifting line coiling disc 10 and a lifting device main body bracket 11; hoisting device main part support 11 sets up subaerial beside the monitoring well, and lifting wire lifting pulley 8 and lifting wire drum 10 all set up on hoisting device main part support 11, and hoisting device rings 9 set up in lifting wire lifting pulley 8's side, and 5 convolutes of lifting wire set up on lifting wire drum 10 to lifting wire 5 passes through lifting wire lifting pulley 8 guide, is used for the guide to transfer and links to each other with lifting wire 5 assist positive device, the other end of groundwater sampling pipe 2 passes hoisting device rings 9, is used for the guide to transfer the groundwater sampling pipe 2 that links to each other with groundwater collector 1. The hoisting device main body support 11 includes a rod portion and an arm portion, the rod portion is disposed on the ground beside the monitoring well, the arm portion is disposed at the top end of the rod portion, and the hoisting line hoisting pulley 8 and the hoisting line drum 10 are both disposed on the arm portion. The lifting device further comprises a ratchet wheel and pawl mechanism which is arranged on the lifting wire coiling disc 10, wherein the ratchet wheel and pawl mechanism is provided with a ratchet wheel and a pawl which are matched with each other, and the pawl is lifted when the lifting wire is lowered, so that the underground water collector 1 and the auxiliary correcting device thereof can freely descend under the combined action of gravity and buoyancy; and for the ratchet and pawl mechanism to lock when the secondary positive means is lifted upwardly to effect a reverse lock.

The utility model adopts an auxiliary correcting device of a groundwater collector 1 in the metallurgical industry, which comprises an auxiliary correcting positioning sleeve 3 of the groundwater collector and a cylindrical cage-shaped bracket 4, wherein the upper end of the auxiliary correcting device is connected with a winding roll 10 of a lifting device through a lifting wire 5, and the lower end of the auxiliary correcting device is connected with the top of the cylindrical cage-shaped bracket 4; the middle part of the auxiliary correcting device is provided with an auxiliary correcting positioning sleeve 3 which can accurately fix and correct the position of the underground water collecting pipe; the auxiliary correcting device is made of light alloy materials (aluminum alloy or titanium alloy and the like), has certain weight and strength and good corrosion resistance, and is convenient for uniform filling in the well building process by adopting the cylindrical cage-shaped support 4; the contact area between the cylindrical cage-shaped support structure adopted by the correction device and the filler is relatively small, so that the correction device can be conveniently taken out after being buried.

The utility model discloses a build well filler device place in well head sleeve pipe up end during the use. Mainly comprises a filler funnel tray 6 and a filler filter sieve 7. The upper end of the filling device is provided with a filling funnel tray 6, so that the filling efficiency is improved; the side surfaces of the filling device are provided with notches and buckles for correcting the positions of the lifting line and the underground water collecting pipe; the lower end of the filling device is provided with a filling material filter sieve 7 for filtering large-particle materials and preventing the blockage in the well building process.

The utility model discloses a hoisting device mainly include with assist the hoisting line 5, the pulley 8 of the area scale that positive device links to each other, connect groundwater collector's hoisting device rings 9, hoisting line drum 10, light alloy (aluminum alloy or titanium alloy etc.) hoisting device main part support 11. The lifting line 5 adopted by the lifting device is provided with scales, so that the underground landfill depth of the underground water collector and the landfill depths of various materials can be effectively determined; the pulley 8 is used for lowering an auxiliary correcting device connected with a lifting line, and the top of the lifting device is provided with a lifting ring 9 for lowering a sampling pipe connected with a groundwater collector; a ratchet wheel and pawl mechanism is arranged on a winding roll 10 of the lifting device provided with a lifting wire, and when the lifting wire is lowered, a pawl is lifted, so that the underground water collector and the auxiliary device thereof freely descend under the combined action of gravity and buoyancy; when the auxiliary correcting device is lifted upwards, the ratchet wheel and pawl mechanism acts, reverse locking can be realized, and the labor-saving effect is achieved.

The efficient well building method for the underground water monitoring well in the metallurgical industry is described in the following with reference to fig. 2, and comprises the following steps:

step 1, completing specified borehole drilling by adopting professional drilling equipment;

(1) confirming the position and the monitoring depth of an underground well according to related hydrogeological data, wherein the depth of the monitoring well is 36 meters, leveling and cleaning the well building position and the peripheral area of the monitoring well at a certain site, and reasonably arranging and placing professional drilling equipment;

(2) and drilling the well building point of the monitoring well, performing vertical casing drilling according to the on-site hydrogeological conditions, and drilling by using a drill bit with the diameter of 110cm to finish the monitoring well drilling.

Step 2, a groundwater sampler goes down the well;

the underground water collector 1 is arranged in an auxiliary correcting device auxiliary correcting positioning sleeve 3 to be fixed, then the underground water sampling pipe 2 penetrates through a special lifting ring 9 on the side surface of a pulley on the top of the lifting device to be connected with an upper end port of the underground water collector 1 fixed in the auxiliary correcting device, the auxiliary correcting device is connected with a winding ring 10 of the lifting device through a lifting wire 5 with scales, and the auxiliary correcting device for fixing the underground water collecting pipe is arranged at a depth position of 32 meters.

Step 3, a well building and filling process;

placing a filling funnel tray 6 and a filling filter sieve 7 of a well building filling device on a well mouth of underground water, and placing an underground water collecting pipe and a suspension line with scales in the middle position of the filling device through a special opening on the side surface of the filling device; putting well building filler into the well according to the well building requirement of the monitoring well; and (4) filling and plugging the monitoring well layer by using quartz sand, bentonite and cement respectively.

Step 4, lifting the auxiliary correcting device of the underground water collector;

and in the filling process, the auxiliary correcting device is lifted by a winding roll on the lifting device to complete the collection pipe burying task.

Step 5, a wellhead plugging process;

and (3) after the filling is finished, indicating serial numbers (1#, 2#, 3#, and 4#) of the underground water well monitoring underground water collecting pipes, withdrawing the underground water well building auxiliary device system, fixing PVC well pipes and well covers with specifications at well mouths, and plugging the periphery of the well mouths by using cement.

The utility model provides a use in construction device and method of the great industry monitoring well of groundwater pollution degree such as metallurgy, the utility model discloses an auxiliary well construction device not only can overcome the well construction low tube difficulty of traditional well construction method, and shortcoming such as the difficult guarantee of the well sinking degree of depth provides a high-efficient, high quality well construction method of groundwater monitoring well in addition, can provide solid basis for follow-up monitoring data's accuracy.

The above embodiments are not limited to the above embodiments, but also other combinations of related devices are also the scope of the present invention, and the above embodiments are only for illustrative purposes, rather than for the limitations of the present invention, and those skilled in the relevant art can make various changes and modifications without departing from the spirit and scope of the present invention, and therefore all equivalent technical solutions should also belong to the scope of the present invention.

Claims (8)

1. An efficient auxiliary well building system for a metallurgical industry underground water monitoring well is characterized by comprising: the underground water collector comprises an auxiliary correcting device, a well building filling device and a lifting device; an auxiliary correcting device of the underground water collector is arranged in the monitoring well, and the auxiliary correcting device comprises an auxiliary correcting positioning sleeve (3) and a cylindrical cage-shaped bracket (4); the auxiliary positioning sleeve (3) is arranged in the cylindrical cage-shaped support (4), the groundwater collector (1) is partially arranged in the auxiliary positioning sleeve (3), and partially extends out of the bottom end of the auxiliary positioning sleeve (3) and extends in the cylindrical cage-shaped support (4); the upper part of the groundwater collector (1) is connected with one end of a groundwater sampling pipe (2); the lifting device comprises a lifting wire (5), and the lower end of the lifting wire (5) is connected with the top of the cylindrical cage-shaped bracket (4); the well building filling device comprises a filling funnel tray (6) and a filling filter sieve (7); the filler filter sieve (7) is arranged on the upper end face of the wellhead casing of the monitoring well, and the filler funnel tray (6) is arranged on the upper portion of the filler filter sieve (7).

2. The efficient auxiliary well building system for the underground water monitoring well in the metallurgical industry as claimed in claim 1, wherein the cylindrical cage-shaped support (4) comprises a first disc-type support part, a second disc-type support part and a third disc-type support part; the first disc type supporting part is arranged at the top end of the cylindrical cage-shaped support (4), the third disc type supporting part is arranged at the bottom end of the cylindrical cage-shaped support (4), and the second disc type supporting part is arranged between the first disc type supporting part and the third disc type supporting part; the auxiliary positive positioning sleeve (3) is arranged between the first disc type supporting part and the second disc type supporting part, the axes of the auxiliary positive positioning sleeve (3) and the cylindrical cage-shaped support (4) are overlapped, and the part of the groundwater collector (1) extending out of the auxiliary positive positioning sleeve (3) extends between the second disc type supporting part and the third disc type supporting part.

3. A metallurgical industry groundwater monitoring well high efficiency auxiliary well building system according to claim 2, characterized in that the second disc type support is arranged between the first disc type support and the third disc type support and on the lower half of the cylindrical cage support (4).

4. A high-efficiency auxiliary well building system for a metallurgical industry underground water monitoring well, according to any one of claims 1 to 3, characterized in that the auxiliary positioning sleeve (3) and the cylindrical cage-shaped bracket (4) are made of light alloy materials.

5. An efficient auxiliary well building system for a metallurgical industry underground water monitoring well according to any one of claims 1 to 3, characterized in that the lifting line (5) is a lifting line with scales.

6. The efficient auxiliary well building system for the underground water monitoring well in the metallurgical industry according to claim 1, wherein the lifting device further comprises a lifting line lifting pulley (8), a lifting device lifting ring (9), a lifting line coiling disc (10) and a lifting device main body bracket (11); hoisting device main part support (11) set up subaerial by monitoring well, lifting wire promotes pulley (8) and lifting wire drum (10) and all sets up on hoisting device main part support (11), hoisting device rings (9) set up the side at lifting wire promotion pulley (8), and lifting wire (5) convolute and set up on lifting wire drum (10), and lifting wire (5) are through lifting wire promotion pulley (8) guide, are used for the guide to transfer and link to each other with lifting wire (5) assist positive device, hoisting device rings (9) are passed to the other end of groundwater sampling pipe (2), are used for the guide to transfer groundwater sampling pipe (2) that link to each other with groundwater collector (1).

7. A metallurgical industry groundwater monitoring well efficient auxiliary well building system according to claim 6, characterized in that the lifting device main body support (11) comprises a rod part and an arm part, the rod part is arranged on the ground beside the monitoring well, the arm part is arranged at the top end of the rod part, and the lifting wire lifting pulley (8) and the lifting wire coiling disc (10) are arranged on the arm part.

8. The efficient auxiliary well building system for the underground water monitoring well in the metallurgical industry as claimed in claim 6 or 7, wherein the lifting device further comprises a ratchet and pawl mechanism which is arranged on the lifting wire coiling disc (10), the ratchet and pawl mechanism is provided with a ratchet wheel and a pawl which are matched with each other, and the pawl is lifted when the lifting wire is lowered, so that the underground water collector (1) and the auxiliary device thereof are lowered freely under the combined action of gravity and buoyancy; and for the ratchet and pawl mechanism to lock when the secondary positive means is lifted upwardly to effect a reverse lock.

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