CN116291265A

CN116291265A - Well wall cleaning device and use method

Info

Publication number: CN116291265A
Application number: CN202310592112.XA
Authority: CN
Inventors: 高华廷
Original assignee: Shaanxi Huashan Construction Group Co ltd
Current assignee: Shaanxi Huashan Construction Group Co ltd
Priority date: 2023-05-24
Filing date: 2023-05-24
Publication date: 2023-06-23
Anticipated expiration: 2043-05-24
Also published as: CN116291265B

Abstract

The application discloses a well wall cleaning device and a using method thereof, and relates to the technical field of well wall cleaning devices. The application comprises the following steps: the telescopic support rod comprises a support rod, a sleeve is sleeved on the top of the support rod in a sliding manner, a support spring sleeved on the support rod is connected between the sleeve and the support rod, and a plurality of threaded pipes connected end to end are detachably connected to the top of the sleeve; the rotary net bag comprises a positioning ring fixedly connected to the supporting rod, and a movable ring sleeved on the supporting rod in a sliding manner is fixedly connected to the bottom of the sleeve. The rotary table is arranged on the threaded pipe in a threaded sleeved mode, spiral water flow of the arc-shaped flow pipe can be utilized to continuously impact the well wall, and reverse thrust generated by the rotary table can drive the rotary table to rotate and move downwards on the threaded pipe, so that the rotary table is enabled to scratch and clean the well wall in the process of gradually moving downwards in a threaded mode, personnel are not required to enter underground operation for cleaning, automatic cleaning is achieved, and safety and efficiency are improved.

Description

Well wall cleaning device and use method

Technical Field

The application relates to the technical field of well wall cleaning devices, in particular to a well wall cleaning device and a using method.

Background

The microorganism such as moss, green algae and the like is easy to breed on the surface of the well wall of the well, and after the well is not used for a long time, a large amount of soil can be deposited on the well wall, or broken stone is possibly produced, people want to use the water well again to clean the well, but when people do underground operation, the personnel easily slip due to the moss soil and the like, so that the danger of falling is caused, an operator cannot conveniently conduct a series of underground operation on the well wall, the safety is poor, the cleaned impurities cannot be collected when the underground operation is conducted, a large amount of solid impurities can fall into the bottom of the well, the well hole can be blocked, and the subsequent use of the water well is influenced.

Disclosure of Invention

The purpose of the present application is: in order to solve the problems in the background technology, the application provides a well wall cleaning device and a using method thereof.

The application specifically adopts the following technical scheme for realizing the purposes:

a well wall cleaning device comprising:

the telescopic support rod comprises a support rod, a sleeve is sleeved on the top of the support rod in a sliding manner, a support spring sleeved on the support rod is connected between the sleeve and the support rod, and a plurality of threaded pipes connected end to end are detachably connected to the top of the sleeve;

the rotary net bag comprises a positioning ring fixedly connected to a supporting rod, a movable ring sleeved on the supporting rod in a sliding mode is fixedly connected to the bottom of the sleeve, rotating rings are sleeved on the positioning ring and the movable ring in a rotating mode, a plurality of connecting rods are hinged to the rotating ring located below the rotating ring along a circumferential array of the rotating ring, flexible nets are connected between the connecting rods, adjusting rods are hinged to the middle portions of the connecting rods, the other ends of the adjusting rods are hinged to the other rotating ring along the circumferential array, and a driving piece for driving the rotating ring to rotate is arranged between the supporting rod and the rotating ring;

the spiral cleaning assembly comprises a rotary table sleeved on a threaded pipe, a water through frame is constructed in the middle of the rotary table, a water inlet ring is communicated with the water through frame in a rotating mode, two water through hoses are fixedly communicated with the water inlet ring, a plurality of arc-shaped flow pipes are constructed on the rotary table along a circumferential array, one end of each arc-shaped flow pipe is communicated with the water through frame, an extension spray head is slidably mounted at the other end of each arc-shaped flow pipe, and a plurality of scraper members are connected to the side face of the rotary table along the circumferential array.

Further, two opposite sliding grooves are formed in the supporting rod in the length direction of the supporting rod, a plurality of limiting clamping grooves are formed in one side of the sliding groove in an array mode in the length direction of the sliding groove, two clamping blocks which are slidably installed in the sliding groove are formed in the inner wall of the movable ring, and two L-shaped limiting grooves which are close to the top of the supporting rod and are communicated with the sliding groove are formed in the side face of the supporting rod.

Further, the driving piece includes the valve pipe dish that is linked together with two water hoses and screwed pipe respectively, the upper end at the screwed pipe can be dismantled to the valve pipe dish, the intraductal intubate that is linked together with the screwed pipe that is constructed of cover, the intraductal connecting hole that is used for inserting the intubate that is constructed of bracing piece, construct spiral play water frame on the bracing piece, the fixed parcel in spiral play water frame outside has the drainage ring frame, one of them fixedly connected with rotates the impeller frame of inserting between spiral play water frame and drainage ring frame on the swivel becket.

Further, the drainage ring frame comprises a round frame fixedly sleeved on the supporting rod and wrapped on the outer side of the impeller frame, a water outlet which is arranged in a staggered mode with a water outlet of the spiral water outlet frame is formed in the outer wall of the round frame, an annular screen plate is formed at the edge of the round frame, and a conical guide ring wrapped on the outer periphery of the round frame is formed at the edge of the annular screen plate.

Further, the flexible net includes the compression sponge piece of fixed connection at the connecting rod top, all be connected with the elastic cord between compression sponge piece pair by pair, the outside parcel of elastic cord has the compression sponge post, be connected with the screen cloth that is connected with the elastic cord between the connecting rod pair by pair, a plurality of be connected with the waterproof soft cover of parcel on adjusting the pole between the screen cloth, the fixed cover of the other end of waterproof soft cover is established on removing the ring.

Further, the extension shower nozzle is including sliding the return bend of inserting in the arc runner pipe, the return bend is located the one end construction of arc runner pipe and has the piston piece, be connected with the extension spring between piston piece and the arc runner pipe inner end, the other end fixedly connected with high-pressure shower nozzle of return bend.

Further, the scraper blade piece includes the elastic rod of demountable installation at carousel circumference side, the other end fixedly connected with rake teeth board of elastic rod, elastic rod tip fixedly connected with parcel is at the guide plate of rake teeth board lower extreme.

Further, the elastic rod comprises a stud which is connected to the side face of the turntable in a threaded mode, the other end of the stud is fixedly connected with a plastic rod, a plastic pipe is sleeved on the other end of the plastic rod in a sliding mode, a reset spring is connected between the other end of the plastic pipe and the stud, and the rake tooth plate is fixedly connected to the end portion of the plastic pipe.

Further, the guide plate comprises an L-shaped inclined rod fixedly connected to the end part of the plastic pipe, the other end of the L-shaped inclined rod is fixedly connected with an arc-shaped sheet plate, and the arc-shaped sheet plate is obliquely downwards arranged towards the telescopic supporting rod and the upper side of the arc-shaped sheet plate is wrapped at the bottom end of the rake teeth plate.

The application method of the well wall cleaning device comprises the following steps:

s1: the telescopic support rod is vertically inserted into a water well, a plurality of threaded pipes are sequentially connected end to end on the sleeve, the top ends of the threaded pipes pass through the wellhead, the movable ring on the sleeve is separated from the limit of the L-shaped limit groove by rotating the threaded pipes, the threaded pipes are downwards pressed to drive the adjusting rod to push the connecting rod to outwards turn over so as to prop up and prop up the flexible net on the well wall;

s2: the rotary table is sleeved on the threaded pipe in a threaded manner, high-pressure water is pressed into a water through frame on the rotary table through a water through hose, water is sprayed towards the well wall through an arc-shaped flow pipe and an extension spray nozzle, the rotary table is driven by spiral reverse driving force to rotate and move downwards along the threaded pipe, and the scraping plate piece abuts against the well wall and performs spiral downwards moving motion scraping on the well wall;

s3: the mud blocks and sundries scraped on the well wall drop in the flexible net through gravity, the lifting threaded pipe drives the sleeve pipe and the movable ring to move upwards to form a direction overturning of the adjusting rod driving the connecting rod towards the supporting rod, the flexible net extrudes the mud blocks and the sundries out of water, the valve pipe disc switches water flow to enable the water flow to fill water in the spiral water outlet frame of the supporting rod, the water flow drives the impeller frame, the rotating ring and the plurality of connecting rods to rotate, the centrifugal force of the flexible net is utilized to complete secondary dehydration of the mud blocks and the sundries, and finally the device is used for carrying the mud blocks and the sundries out of the water well to complete cleaning operation.

The beneficial effects of this application are as follows:

1. the rotary table is established through the thread bush on the screwed pipe, can utilize the spiral rivers of arc runner pipe to last the impact to the wall of a well, and the thrust reverser who its produced can drive the rotary table and rotate down on the screwed pipe to realize that the rotary table is in the in-process that gradually the spiral moved down and drive the scraper and scrape the clearance to the wall of a well, need not personnel to get into the well and clear up, automatic clearance, safe high efficiency more.

2. This application sets up rotatory string bag on the sleeve pipe of screwed pipe downside, can utilize the sleeve pipe of pushing down to make flexible net prop up in the shaft bottom when clear up to accept mud piece and debris, avoid blockking up the borehole, thereby the usable pull-up sleeve pipe drives flexible net shrink extrusion mud piece and debris in the moisture after the clearance is accomplished, afterwards utilize the driving piece to drive swivel becket and flexible net synchronous rotation, utilize centrifugal force to form secondary dehydration, on the one hand avoided the risk of borehole jam, on the other hand conveniently follow-up with mud piece and debris from dragging out in the well, the security and the convenience of increase device.

Drawings

FIG. 1 is a perspective view of the present application;

FIG. 2 is a perspective view of a semi-cutaway view of the present application;

FIG. 3 is a partial perspective view of the present application;

FIG. 4 is a further partial perspective view of the present application;

FIG. 5 is a perspective view of the flexible web of the present application;

FIG. 6 is a perspective view in half section of the present application of FIG. 4;

FIG. 7 is another partial perspective view of the present application;

FIG. 8 is a perspective view in half section of the present application of FIG. 7;

FIG. 9 is a perspective view of the turntable of the present application;

FIG. 10 is a perspective view of a wiper element of the present application;

reference numerals: 1. a telescopic strut; 101. a support rod; 1011. a chute; 1012. a limit clamping groove; 1013. an L-shaped limit groove; 102. a sleeve; 103. a support spring; 104. a threaded tube; 2. rotating the net bag; 201. a positioning ring; 202. a moving ring; 2021. a clamping block; 203. a rotating ring; 204. a connecting rod; 205. a flexible web; 2051. compressing the sponge block; 2052. an elastic band; 2053. compressing the sponge column; 2054. a mesh cloth; 2055. a waterproof soft cover; 206. an adjusting rod; 3. a spiral cleaning assembly; 301. a turntable; 302. a water-through frame; 303. a water inlet ring; 304. a water hose; 305. an arc-shaped runner pipe; 306. extending the spray head; 3061. bending the pipe; 3062. a piston block; 3063. a telescopic spring; 3064. a high pressure nozzle; 307. a scraper member; 3071. an elastic rod; 30711. a stud; 30712. a plastic rod; 30713. a plastic tube; 30714. a return spring; 3072. a harrow tooth plate; 3073. a deflector; 30731. an L-shaped diagonal rod; 30732. an arc-shaped sheet plate; 4. a driving member; 401. a valve tube disc; 402. a cannula; 403. a connection hole; 404. spiral water outlet frame; 405. a drainage ring frame; 4051. a round frame; 4052. a water outlet; 4053. an annular screen plate; 4054. a conical guide ring; 406. an impeller frame.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application.

As shown in fig. 1 to 5, a device for cleaning a well wall according to an embodiment of the present application includes:

the telescopic support rod 1 comprises a support rod 101, a sleeve 102 is sleeved on the top of the support rod 101 in a sliding manner, a support spring 103 sleeved on the support rod 101 is connected between the sleeve 102 and the support rod 101, a plurality of threaded pipes 104 connected end to end are detachably connected to the top of the sleeve 102, when the telescopic support rod 1 is not in use, the support rod 101 is inserted into the sleeve 102, the threaded pipes 104 are not connected with the sleeve 102, the whole device can be conveniently stored and transported, occupied space is reduced, convenience of the device is improved, the bottoms of the threaded pipes 104 are provided with threaded connecting columns, and the threaded pipes are connected with the sleeve 102 or other threaded pipes 104 end to end so as to extend the length of the device, and the telescopic support rod is suitable for wells with different depths;

the rotary net bag 2 comprises a positioning ring 201 fixedly connected to a supporting rod 101, a movable ring 202 fixedly connected to the bottom of a sleeve 102 and sleeved on the supporting rod 101 in a sliding manner, a rotating ring 203 is sleeved on the positioning ring 201 and the movable ring 202 in a rotating manner, a plurality of connecting rods 204 are hinged on the rotating ring 203 positioned below the rotating ring along the circumference array, a flexible net 205 is connected between the connecting rods 204, an adjusting rod 206 is hinged in the middle of the connecting rods 204, the adjusting rod 206 adopts a telescopic rod structure, the adjustment of the extending and contracting positions is realized by utilizing the matching of bolts and adjusting holes, the maximum angle of the connecting rods 204 can be adjusted, wells with different sizes are conveniently adapted, the other ends of the adjusting rods 206 are hinged on the other rotating ring 203 along the circumference array, a driving piece 4 for driving the rotating ring 203 to rotate is arranged between the supporting rod 101 and the rotating ring 203, when the device is used, the telescopic support rod 1 is required to be vertically inserted into a well after being in butt joint, then the telescopic support rod 1 is abutted against the bottom of the well through the support rod 101, the sleeve 102 is driven to slide and sleeve towards the support rod 101 by the downward pressing of the threaded pipe 104, in the process, the adjusting rod 206 is abutted against the connecting rod 204 to turn outwards until the end part of the connecting rod 204 is abutted against the well wall, the flexible net 205 is propped to be in a net bag shape for carrying mud blocks and impurities falling from the well wall, the mud blocks and impurities falling from the well wall are prevented from directly falling to the bottom of the well to be accumulated so as to block the well, the threaded pipe 104 can be moved upwards after the cleaning is finished, the support spring 103 is used as an auxiliary supporting force, the sleeve 102 can be conveniently moved upwards, the connecting rod 204 is driven to turn towards the support rod 101, the flexible net 205 is contracted and the mud blocks and the impurities inside the flexible net 205 are extruded to be dehydrated preliminarily, then, the driving piece 4 is used for driving the two rotating rings 203 to rotate, so that the connecting rod 204 and the flexible net 205 are driven to synchronously rotate, secondary dehydration of impurities is realized by centrifugal force, the water content in the impurities is reduced, only tiny sediment and muddy water flowing out through the flexible net 205 can not block a well hole, the weight of the impurities remained in the flexible net 205 is reduced, the impurities are conveniently taken out of a water well through a device, and the convenience of the device is improved;

the spiral cleaning assembly 3 comprises a rotary table 301 sleeved on a threaded pipe 104 through threads, a water through frame 302 is constructed in the middle of the rotary table 301, a water inlet ring 303 is communicated with the water through frame 302 in a rotating mode, two water through hoses 304 are fixedly communicated with the water inlet ring 303, the other ends of the water through hoses 304 are communicated with a pressurizing pump and used for extruding and supplying water to the water through frame 302, a plurality of arc-shaped flow pipes 305 are constructed on the rotary table 301 along a circumferential array, one ends of the arc-shaped flow pipes 305 are communicated with the water through frame 302, the other ends of the arc-shaped flow pipes are slidably provided with extension spray heads 306, a plurality of scraper plates 307 are connected to the side face of the rotary table 301 along the circumferential array, and the scraper plates 307 are detachably mounted on the circumferential side of the rotary table 301 and can be detached and replaced according to the diameter of a well;

the device is wholly when using need be earlier with flexible branch 1 vertical insert in the well to support in the central part at shaft bottom, then utilize the decline of sleeve pipe 102 to drive the expansion of rotatory string bag 2, it is that the quantity of screwed pipe 104 can increase or reduce according to the degree of depth of well to need the guarantee screwed pipe 104, then establish the top of screwed pipe 104 with carousel 301 thread cover on screwed pipe 104, and communicate the one end and the pressurized water pump of water hose 304, through carrying out pressurized water supply to water frame 302, can make arc runner 305 and extension shower nozzle 306 continuously carry out high pressure water spray, and arc runner 305 is circular array distribution, a plurality of water that extend shower nozzle 306 spun is the heliciform, its reverse driving force can drive carousel 301 and rotate, thereby make carousel 301 rotate down along the screw of screwed pipe 104, and scraper blade 307 then can be driven by carousel 301 and move down the wall of a well, compare in traditional rotation or lift scratch, this device's clearance effect is better, and more comprehensive, through striking and softening the piece is matched with again and can be carried out the efficiency of scraping the mud and can be carried out the device is avoided as the well wall of a well as the safety in the safety device that the well as the sediment is convenient for the well as is more safe to the well as, the well as is more convenient for the well as is required to the well as is removed.

As shown in fig. 7-8, in some embodiments, two opposite sliding grooves 1011 are configured on the supporting rod 101 along the length direction thereof, a plurality of limit clamping grooves 1012 are configured on one side of the sliding groove 1011 along the length direction thereof, two clamping blocks 2021 installed in the sliding groove 1011 in a sliding manner are configured on the inner wall of the moving ring 202, two L-shaped limit grooves 1013 which are arranged near the top of the supporting rod 101 and are communicated with the sliding groove 1011 are configured on the side surface of the supporting rod 101, when the sleeve 102 is pressed down, the connecting rod 204 is driven to turn outwards until the sliding groove is abutted against the well wall, and continuously falling mud blocks can exert gravity and impact force on the connecting rod 204 to possibly clamp the connecting rod 204 on the well wall, so that limit is required to be arranged on the connecting rod 204, the force of the sliding groove 1013 is not changed, the clamping of the sliding groove is avoided from being clamped in the well, the moving ring 202 is driven to move downwards along the sliding groove 1011 by pressing down the sleeve 102 until the connecting rod 204 is abutted against the well wall, then the clamping blocks 2021 in the moving ring 202 are inserted into the limit clamping grooves 1012, after the sliding down the connecting rod 202 is realized, the position of the sliding block 1013 is abutted against the inner end of the moving ring 202 is not limited by the limiting blocks 1013, and the position of the sliding block 1013 is prevented from being deformed, and the position of the sliding groove 202 is not limited by the sliding groove 203 is prevented from being increased, and the position of the sliding block line 202 is prevented from being deformed, and the position of the sliding block is limited by the line into the line groove.

As shown in fig. 2 and 6, in some embodiments, the driving member 4 includes a valve tube disc 401 which is respectively connected with two water hoses 304 and a threaded tube 104, the valve tube disc 401 is detachably connected to the upper end of the threaded tube 104, a cannula 402 which is connected with the threaded tube 104 is configured in the sleeve 102, a connecting hole 403 for inserting the cannula 402 is configured in the supporting rod 101, a spiral water outlet frame 404 is configured on the supporting rod 101, a water draining ring frame 405 is fixedly wrapped outside the spiral water outlet frame 404, an impeller frame 406 which is rotatably inserted between the spiral water outlet frame 404 and the water draining ring frame 405 is fixedly connected to one of the rotating rings 203, it is to be noted that the spiral water outlet frame 404 includes a tube frame which is configured in the supporting rod 101 and is connected with the connecting hole 403 at the upper end, a water outlet which is tangentially arranged with the inner wall of the impeller frame 406 is configured at one side, a round table which has a diameter smaller than the inner diameter of the tube frame and is used for sealing the water outlet side is configured at the bottom of the tube frame, the valve tube plate 401 comprises a plate body which is connected with the top end of the threaded tube 104 in a threaded manner, a water inlet tube is communicated with the plate body, an electromagnetic control valve is connected between the other end of the water inlet tube and the two water-through hoses 304, the electromagnetic control valve is used for controlling the pressurizing pump to switch the water supply of the water inlet tube or the water-through hoses 304, when impurities are required to be centrifugally dehydrated, water flow can be pressed into the sleeve 102 through the water inlet tube, at the moment, the insertion tube 402 at the bottom of the sleeve 102 is extruded by the water flow in the connecting hole 403 at first, so that the water flow is gradually increased, the force required by a person to pull the threaded tube 104 upwards is reduced, the auxiliary support of the supporting spring 103 is matched, the labor of the person can be greatly reduced, the connecting rod 204 is turned and stored, so that the mud block is packed and extruded through the flexible net 205, and the water flow can enter the spiral water outlet frame 404 later, the water outlet of the spiral water outlet frame 404 is impacted towards the blades of the impeller frame 406 and finally discharged from the water discharge ring frame 405, the impeller frame 406 is driven to rotate continuously by the impact water of water flow, so that the rotating ring 203 and the connecting rod 204 hinged to the rotating ring are driven to rotate, the centrifugal effect of the mud blocks in the flexible net 205 is realized, the double dehydration effect is realized, and the labor required by the follow-up personnel to pull out impurities is saved.

As shown in fig. 6, in some embodiments, the drainage ring frame 405 includes a circular frame 4051 fixedly sleeved on the supporting rod 101 and wrapped outside the impeller frame 406, a drainage outlet 4052 staggered with the water outlet of the spiral water outlet frame 404 is formed on the outer wall of the circular frame 4051, an annular screen 4053 is formed on the edge of the circular frame 4051, a conical guide ring 4054 wrapped on the outer peripheral side of the circular frame 4051 is formed on the edge of the annular screen 4053, water falling from the upper part can smoothly flow out through the annular screen 4053 arranged at the bottom of the circular frame 4051, the weight of the device is prevented from increasing, and the water sprayed out from the drainage outlet 4052 is blocked by the conical guide ring 4054, so that the water is gradually sprayed upwards in a spiral manner, on the one hand, the bottom surface of the flexible screen 205 can be cleaned, on the other hand, the wall of the well can be washed, mud is prevented from being polluted again to form mud blocks when the mud is centrifuged, and the functionality of the device is increased.

As shown in fig. 5, in some embodiments, the flexible net 205 includes compressed sponge blocks 2051 fixedly connected to the top of the connecting rod 204, elastic bands 2052 are connected between every two of the compressed sponge blocks 2051, compressed sponge columns 2053 are wrapped outside the elastic bands 2052, mesh 2054 connected to the elastic bands 2052 are connected between every two of the connecting rods 204, waterproof soft covers 2055 wrapped on the adjusting rod 206 are connected between the plurality of mesh 2054, the other ends of the waterproof soft covers 2055 are fixedly sleeved on the movable ring 202, the waterproof soft covers 2055 are used for wrapping and protecting the connecting rods 204 replaced by the adjusting rod 206, blocking influence of mud blocks on the connecting rods is avoided, safety is improved, the compressed sponge blocks 2051 and the compressed sponge columns 2053 are used for supporting the wall of the well, the principle of soaking and expanding of the compressed sponge blocks can be increased in volume after flushing the wall of the well, so that the extrusion force on the wall of the well is increased, gaps between the wall of the well and the mesh 2054 are reduced, the mud blocks and sundries are prevented from falling down, and safety is increased.

As shown in fig. 9, in some embodiments, the extending nozzle 306 includes a bent pipe 3061 slidably inserted in the arc-shaped runner pipe 305, one end of the bent pipe 3061 located in the arc-shaped runner pipe 305 is configured with a piston block 3062, a telescopic spring 3063 is connected between the piston block 3062 and an inner end of the arc-shaped runner pipe 305, the other end of the bent pipe 3061 is fixedly connected with a high-pressure nozzle 3064, the bent pipe 3061 is slidably arranged in the arc-shaped runner pipe 305, the piston block 3062 can be abutted against the piston block 3062 to slide outwards when water flow impacts until the telescopic spring 3063 is fully compressed, if the high-pressure nozzle 3064 touches a well wall, the generated reverse impact force can offset the water flow thrust received by the piston block 3062, so that the position close to the well wall is maintained to be gradually telescopic, the extending function reduces the distance between the high-pressure nozzle 3064 and the well wall, thereby improving the impact force of the water pressure and the cleaning effect.

As shown in fig. 10, in some embodiments, the scraper 307 includes an elastic rod 3071 detachably mounted on the circumferential side of the turntable 301, the other end of the elastic rod 3071 is fixedly connected with a rake plate 3072, the end of the elastic rod 3071 is fixedly connected with a deflector 3073 wrapped at the lower end of the rake plate 3072, and the length of the elastic rod 3071 is greater than the distance between the turntable 301 and the well wall, when the turntable 301 enters the well, the elastic rod 3071 can be bent so as to always abut against the well wall, the scraping effect of the rake plate 3072 on the well wall is increased, and the deflector 3073 is arranged below the rake plate 3072 and can guide the scraped mud blocks to fall towards the central part so as to avoid sliding along the well wall, thereby guaranteeing the receiving effect of the flexible net 205 on the mud block sundries.

As shown in fig. 10, in some embodiments, the elastic rod 3071 includes a stud 30711 screwed on the side of the turntable 301, the other end of the stud 30711 is fixedly connected with a plastic rod 30712, the other end of the plastic rod 30712 is slidably sleeved with a plastic tube 30713, a return spring 30714 is connected between the other end of the plastic tube 30713 and the stud 30711, the rake plate 3072 is fixedly connected to the end of the plastic tube 30713, the elastic rod 3071 is detachably mounted with the turntable 301 through the stud 30711, the elastic rods 3071 with different lengths are conveniently replaced according to the diameter in a well, the flexibility of the device is improved, the plastic rod 30712, the plastic tube 30713 and the return spring 30714 form elastic telescopic rods, and the plastic rod 30712 and the plastic tube 30713 are made of elastic plastic materials, so that the effect of bending and the effect of the bending and the interference can be effectively adapted to the well wall scraping can be realized by matching with the return spring 30714, and the adaptability of the device can be increased by the expansion and contraction of the spring telescopic rods.

As shown in fig. 10, in some embodiments, the deflector 3073 includes an L-shaped diagonal rod 30731 fixedly connected to the end of the plastic tube 30713, the other end of the L-shaped diagonal rod 30731 is fixedly connected to an arc-shaped sheet 30732, the arc-shaped sheet 30732 is disposed obliquely downward toward the telescopic strut 1 and the upper side of the arc-shaped sheet is wrapped at the bottom end of the rake teeth 3072, the L-shaped diagonal rod 30731 is disposed such that the arc-shaped sheet 30732 can be disposed obliquely downward along the bottom end of the rake teeth 3072, the mud scraped off by the rake teeth 3072 is firstly blocked by the plate surface of the rake teeth 3072, then falls toward the arc-shaped sheet 30732 by gravity, and is still rotationally pushed in the falling process, so that the mud drops toward the center along the oblique arc-shaped sheet 30732, and is convenient for falling directly into the flexible net 205, so as to avoid blocking caused by sliding down the well wall to the bottom, and increase safety.

As shown in fig. 1 to 10, a method for using a well wall cleaning device according to an embodiment of the present application includes the following steps:

s1: the telescopic support rod 1 is vertically inserted into a water well, a plurality of threaded pipes 104 are sequentially connected on the sleeve 102 in an end-to-end mode, the top ends of the threaded pipes 104 pass through a wellhead, the movable ring 202 on the sleeve 102 breaks away from the limit of the L-shaped limit groove 1013 through rotating the threaded pipes 104, the threaded pipes 104 are pressed downwards to drive the adjusting rods 206 to abut against the connecting rods 204 to turn outwards, and the flexible net 205 is propped against the well wall;

s2: the rotary table 301 is sleeved on the threaded pipe 104 in a threaded manner, high-pressure water is pressed into a water through frame 302 on the rotary table 301 through a water through hose 304, water is sprayed towards the well wall through an arc-shaped flow pipe 305 and an extension spray head 306, the rotary table 301 is driven by spiral reverse driving force to rotate and move downwards along the threaded pipe 104, and a scraper 307 abuts against the well wall and performs spiral downwards moving movement scraping on the well wall;

s3: the mud blocks and sundries scraped on the well wall drop in the flexible net 205 through gravity, the lifting threaded pipe 104 drives the sleeve 102 and the movable ring 202 to move upwards to form a regulating rod 206 to drive the connecting rod 204 to turn towards the direction of the supporting rod 101, the flexible net 205 extrudes out water to the mud blocks and the sundries, the valve pipe disc 401 switches water flow to enable water flow to fill water in the spiral water outlet frame 404 of the supporting rod 101, the water flow drives the impeller frame 406, the rotating ring 203 and the plurality of connecting rods 204 to rotate, secondary dehydration of the mud blocks and the sundries is completed by utilizing the centrifugal force of the flexible net 205, and finally the device carries the mud blocks and the sundries out of the water well to complete cleaning operation.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A well wall cleaning device, comprising:

the telescopic support rod (1) comprises a support rod (101), a sleeve (102) is sleeved on the top of the support rod (101) in a sliding manner, a support spring (103) sleeved on the support rod (101) is connected between the sleeve (102) and the support rod (101), and a plurality of threaded pipes (104) connected end to end are detachably connected to the top of the sleeve (102);

the rotary net bag (2) comprises a positioning ring (201) fixedly connected to a supporting rod (101), a movable ring (202) sleeved on the supporting rod (101) is fixedly connected to the bottom of the sleeve (102), rotating rings (203) are sleeved on the positioning ring (201) and the movable ring (202) in a rotating mode, a plurality of connecting rods (204) are hinged to the rotating rings (203) located below along a circumferential array of the rotating rings, flexible nets (205) are connected between the connecting rods (204), adjusting rods (206) are hinged to the middle portions of the connecting rods (204), the other ends of the adjusting rods (206) are hinged to the other rotating rings (203) along the circumferential array, and a driving piece (4) used for driving the rotating rings (203) to rotate is arranged between the supporting rod (101) and the rotating rings (203);

spiral clearance subassembly (3), establish carousel (301) on screwed pipe (104) including the thread bush, carousel (301) middle part is constructed with logical water frame (302), it has water inlet ring (303) to rotate the intercommunication on leading to water frame (302), it has two water hose (304) to advance fixed intercommunication on water ring (303), it has a plurality of arc runner pipes (305) to follow circumference array construction on carousel (301), arc runner pipe (305) one end is linked together with leading to water frame (302) and the other end slidable mounting has extension shower nozzle (306), carousel (301) side is connected with a plurality of scraper (307) along circumference array.

2. The well wall cleaning device according to claim 1, wherein two opposite sliding grooves (1011) are formed in the supporting rod (101) along the length direction of the supporting rod, a plurality of limit clamping grooves (1012) are formed in one side of the sliding groove (1011) in an array manner along the length direction of the sliding groove, two clamping blocks (2021) which are slidably installed in the sliding groove (1011) are formed in the inner wall of the movable ring (202), and two L-shaped limit grooves (1013) which are arranged close to the top of the supporting rod and are communicated with the sliding groove (1011) are formed in the side face of the supporting rod (101).

3. A well wall cleaning device according to claim 1, characterized in that the driving member (4) comprises a valve pipe disc (401) which is respectively communicated with two water hoses (304) and a threaded pipe (104), the valve pipe disc (401) is detachably connected to the upper end of the threaded pipe (104), a cannula (402) which is communicated with the threaded pipe (104) is constructed in the sleeve (102), a connecting hole (403) for inserting the cannula (402) is constructed in the supporting rod (101), a spiral water outlet frame (404) is constructed on the supporting rod (101), a water outlet ring frame (405) is fixedly wrapped outside the spiral water outlet frame (404), and an impeller frame (406) which is rotatably inserted between the spiral water outlet frame (404) and the water outlet ring frame (405) is fixedly connected to one of the rotating rings (203).

4. A well wall cleaning device according to claim 3, characterized in that the water draining ring frame (405) comprises a round frame (4051) fixedly sleeved on the supporting rod (101) and wrapped on the outer side of the impeller frame (406), a water draining hole (4052) which is arranged in a staggered manner with the water outlet of the spiral water outlet frame (404) is formed in the outer wall of the round frame (4051), an annular screen plate (4053) is formed at the edge of the round frame (4051), and a conical guide ring (4054) wrapped on the outer periphery of the round frame (4051) is formed at the edge of the annular screen plate (4053).

5. The well wall cleaning device according to claim 1, wherein the flexible net (205) comprises compressed sponge blocks (2051) fixedly connected to the top of the connecting rod (204), elastic bands (2052) are connected between every two of the compressed sponge blocks (2051), compressed sponge columns (2053) are wrapped outside the elastic bands (2052), mesh fabrics (2054) connected with the elastic bands (2052) are connected between every two of the connecting rod (204), waterproof soft covers (2055) wrapped on the adjusting rods (206) are connected between the mesh fabrics (2054), and the other ends of the waterproof soft covers (2055) are fixedly sleeved on the movable ring (202).

6. A well wall cleaning device according to claim 1, characterized in that the extension nozzle (306) comprises a bent pipe (3061) inserted in the arc-shaped runner pipe (305) in a sliding manner, one end of the bent pipe (3061) located in the arc-shaped runner pipe (305) is provided with a piston block (3062), a telescopic spring (3063) is connected between the piston block (3062) and the inner end of the arc-shaped runner pipe (305), and the other end of the bent pipe (3061) is fixedly connected with a high-pressure nozzle (3064).

7. A well wall cleaning device according to claim 1, characterized in that the scraper (307) comprises an elastic rod (3071) detachably mounted on the circumference side of the turntable (301), the other end of the elastic rod (3071) is fixedly connected with a rake tooth plate (3072), and the end of the elastic rod (3071) is fixedly connected with a guide plate (3073) wrapped at the lower end of the rake tooth plate (3072).

8. The well wall cleaning device according to claim 7, wherein the elastic rod (3071) comprises a stud (30711) in threaded connection with the side face of the turntable (301), the other end of the stud (30711) is fixedly connected with a plastic rod (30712), a plastic pipe (30713) is sleeved on the other end of the plastic rod (30712) in a sliding manner, a return spring (30714) is connected between the other end of the plastic pipe (30713) and the stud (30711), and the rake plate (3072) is fixedly connected with the end of the plastic pipe (30713).

9. The well wall cleaning device according to claim 8, wherein the deflector (3073) comprises an L-shaped inclined rod (30731) fixedly connected to the end of the plastic pipe (30713), the other end of the L-shaped inclined rod (30731) is fixedly connected with an arc-shaped sheet plate (30732), the arc-shaped sheet plate (30732) is arranged obliquely downwards towards the telescopic strut (1) and the upper side of the arc-shaped sheet plate is wrapped at the bottom end of the rake teeth plate (3072).

10. A method of using a borehole wall cleaning apparatus according to any one of claims 1 to 9, comprising the steps of:

s1: the telescopic support rod (1) is vertically inserted into a water well, a plurality of threaded pipes (104) are connected on a sleeve (102) in an end-to-end mode in sequence, the top ends of the threaded pipes (104) pass through a wellhead, a movable ring (202) on the sleeve (102) is separated from the limit of an L-shaped limit groove (1013) by rotating the threaded pipes (104), the threaded pipes (104) are pressed downwards to drive an adjusting rod (206) to abut against a connecting rod (204) to turn outwards, and a flexible net (205) is propped against a well wall;

s2: the rotary table (301) is sleeved on the threaded pipe (104) in a threaded mode, high-pressure water is pressed into a water through frame (302) on the rotary table (301) through a water through hose (304), water is sprayed towards the well wall through an arc-shaped flow pipe (305) and an extension spray head (306), the rotary table (301) is driven by spiral reverse driving force to rotate along the threaded pipe (104) to move downwards, and a scraper (307) abuts against the well wall and scrapes the well wall in a spiral downwards moving mode;

s3: mud blocks and sundries scraped on a well wall drop in a flexible net (205) through gravity, a lifting threaded pipe (104) drives a sleeve (102) and a movable ring (202) to move upwards to form an adjusting rod (206) to drive a connecting rod (204) to turn towards the direction of a supporting rod (101), the flexible net (205) extrudes out water to the mud blocks and the sundries, a valve pipe disc (401) switches water flow to enable the water flow to fill water in a spiral water outlet frame (404) of the supporting rod (101), the water flow drives an impeller frame (406), a rotating ring (203) and a plurality of connecting rods (204) to rotate, the centrifugal force of the flexible net (205) is utilized to complete secondary dehydration of the mud blocks and the sundries, and finally the device carries the mud blocks and the sundries out of a water well to complete cleaning operation.