CN112483043A - Mechanical cleaning device for in-situ leaching uranium mine - Google Patents
Mechanical cleaning device for in-situ leaching uranium mine Download PDFInfo
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- CN112483043A CN112483043A CN202011209096.4A CN202011209096A CN112483043A CN 112483043 A CN112483043 A CN 112483043A CN 202011209096 A CN202011209096 A CN 202011209096A CN 112483043 A CN112483043 A CN 112483043A
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- Prior art keywords
- shell
- hole
- rear end
- sleeve
- annular
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B37/00—Methods or apparatus for cleaning boreholes or wells
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
- E21B17/1057—Centralising devices with rollers or with a relatively rotating sleeve
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
- H02K5/124—Sealing of shafts
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Abstract
The mechanical cleaning device for the in-situ leaching uranium mine comprises a supporting shell mechanism, an elastic wall clamping mechanism, a power transmission mechanism and a cleaning component; the supporting shell mechanism comprises an instrument connector, a sealing shell and a sleeve; the sealing shell comprises a transition joint, a tensioning sleeve, a shell, an end cover and a locking screw; the elastic wall clamping mechanism comprises a connecting rod, a column base A, a column base B, a guide wheel, a spring and a guide wheel seat; the power transmission mechanism comprises a motor, an extension shaft, a thrust ball bearing, a female flange and a male flange. The invention has the advantages that 1, the sealing shell is convenient to assemble; 2. the sealing shell is provided with a sealing structure design; 3. the motor is provided with a pressure-resistant design; 4. the sealing shell is provided with a mechanical anti-torsion design; 5. the power transmission mechanism is provided with a separation prevention structure.
Description
Technical Field
The invention relates to the field of machinery related to in-situ leaching uranium mining, in particular to a mechanical cleaning device for an in-situ leaching uranium mine.
Background
The basic principle of the technology is to arrange ground leaching production wells (including a liquid injection well and a liquid pumping well) according to a certain mesh degree for ground leachable sandstone-type uranium ores, inject ground leaching liquid from the liquid injection well, enable the ground leaching liquid to fully react with the uranium ores to form uranium ion-containing solution, permeate the uranium ion-containing solution into the liquid pumping well through a stratum, lift the uranium ion-containing solution out of the ground through the liquid pumping well, and further extract uranium in a ground surface factory.
During the extraction of the uranium ion solution, the leaching solution can undergo various physical and chemical reactions inside the ore deposit, forming chemical residues in the pores of the ore deposit. The chemical residues, attachments, scaling substances and precipitates on the filters in the process holes have great influence on the actual working capacity of the drill holes, particularly, serious physical blockage and chemical blockage frequently occur in the actual production process, the liquid pumping and injecting capacity of the process drill holes and the uranium concentration of the leaching liquid are greatly reduced, and the effective exploitation of uranium ore resources is seriously influenced.
At present, the commonly used well washing methods comprise technologies such as air compressor hole washing, chemical hole washing, piston hole washing and the like, but the hole washing effects of the methods are poor, the well wall (casing) is easily damaged, the working period is long, and the labor intensity of workers is high.
Aiming at solving the problems, the ground dipping production well cleaning device with high automation degree, good cleaning effect and high reliability is necessary to be researched and developed, and the application prospect is wide.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides a mechanical cleaning device for an in-situ leaching uranium mine, which solves the problems that the current common well cleaning method has poor hole cleaning effect, is easy to cause damage to a well wall (casing), has long working period and has high labor intensity.
The technical scheme of the invention is as follows: the mechanical cleaning device for the in-situ leaching uranium mine comprises a supporting shell mechanism, an elastic wall clamping mechanism, a power transmission mechanism and a cleaning component;
the supporting shell mechanism comprises an instrument connector, a sealing shell and a sleeve; a watertight joint connecting port and a cable hole A which are communicated with each other are arranged in the instrument joint, and the watertight joint connecting port and the cable hole A are respectively communicated to two ends of the instrument joint; the sealing shell comprises a transition joint, a tensioning sleeve, a shell, an end cover and a locking screw; a cable hole C which runs through the two ends of the transition joint is arranged in the transition joint, and a screw mounting hole for screwing a locking screw in is arranged on the outer wall of the rear end of the transition joint; the tensioning sleeve comprises a semi-annular split body A, a semi-annular split body B and a locking screw, half external threads are respectively arranged on the outer walls of the semi-annular split body A and the semi-annular split body B, wrench positioning holes are respectively arranged on the semi-annular split body A and the semi-annular split body B, the semi-annular split body A and the semi-annular split body B surround the outer wall of the transition joint in a surrounding manner, so that the half external threads on the semi-annular split body A and the half external threads on the semi-annular split body B are spliced to form complete external threads, and the semi-annular split body A and the semi-annular split body B are connected into a whole through the locking screw; the shell is internally provided with a motor installation cavity which penetrates through the two ends of the shell, the cavity wall of the motor installation cavity at the front end of the shell is provided with internal threads, the motor installation cavity of the shell is internally provided with an avoidance groove which extends from the front end to the rear end, the shell is in threaded connection with the external threads of the tensioning sleeve through the internal threads at the front end of the shell, and the rear end of the transition joint is accommodated in the shell; the end cover is connected to the rear end of the shell through a bolt, and a shaft hole A is formed in the center of the end cover; the rod part of the locking screw is connected in the screw mounting hole of the transition joint in a threaded manner, and the head part of the locking screw is accommodated in the avoiding groove of the shell; the cable hole B which runs through the two ends of the sleeve is arranged in the sleeve, the front end of the sleeve is fixedly and hermetically connected with the instrument connector, the rear end of the sleeve is hermetically and fixedly connected with the transition connector, one end of the cable hole B of the sleeve is directly communicated with the cable hole A of the instrument connector, and the other end of the cable hole B of the sleeve is directly communicated with the cable hole C of the transition connector;
the elastic wall clamping mechanism comprises a connecting rod, a column base A, a column base B, a guide wheel, a spring and a guide wheel seat; one end of the connecting rod is hinged on the outer wall of the sleeve, and the other end of the connecting rod is hinged on the guide wheel seat; the column base A is fixedly connected to the outer wall of the sleeve; the column base B is fixedly connected to one end of the guide wheel seat and is opposite to the column base A; the guide wheel is rotatably connected to the other end of the guide wheel seat; the spring is arranged between the column base A and the column base B, one end of the spring is sleeved on the column base A, and the other end of the spring is sleeved on the column base B; the number of the elastic wall clamping mechanisms is at least two, and the elastic wall clamping mechanisms of all the groups are uniformly distributed in a ring shape around the sleeve;
the power transmission mechanism comprises a motor, an extension shaft, a thrust ball bearing, a female flange and a male flange; the motor is fixedly arranged in the motor installation cavity of the shell; the front end of the extension shaft penetrates through the shaft hole A of the end cover to enter the motor mounting cavity of the shell and is fixedly connected with a crankshaft of the motor, and the rear end of the extension shaft extends out of the motor mounting cavity of the shell; the thrust ball bearing is arranged at the front end of the extension shaft, is positioned in the motor mounting cavity of the shell and is positioned in the axial direction; the front end of the female flange is fixedly connected with the rear end of the extension shaft, and a dovetail groove is formed in the rear end of the female flange; the front end of the male flange is provided with a trapezoidal lug which is matched with the dovetail groove of the female flange, the male flange is mutually inserted and connected with the dovetail groove of the female flange through the trapezoidal lug, and the male flange is fixedly connected with the female flange through bolts and nuts;
the cleaning component is fixedly connected with the female flange.
The invention further adopts the technical scheme that: a sealing ring A is arranged between the wall of the motor installation cavity at the front end of the shell and the outer wall at the rear end of the transition joint; a sealing ring B is arranged between the wall of the motor installation cavity at the rear end of the shell and the side wall of the end cover; and a rotary sealing ring is arranged between the hole wall of the shaft hole A of the end cover and the outer circular surface of the extension shaft.
The further technical scheme of the invention is as follows: an annular step surface A and an annular step surface C which are sequentially arranged from front to back are arranged in a motor mounting cavity of the shell, the annular step surface A faces the front end of the shell, and the annular step surface C faces the rear end of the shell; a plurality of stepped holes are formed in the motor mounting cavity of the shell between the annular stepped surface A and the annular stepped surface C, one end of each stepped hole penetrates through the annular stepped surface C, and the other end of each stepped hole penetrates through the annular stepped surface A;
the motor is fixedly arranged on the annular step surface A through a fastening screw arranged in the step hole.
The further technical scheme of the invention is as follows: the cleaning component is a brush roller which comprises a connecting shaft and a brush roller body, and the connecting shaft and the brush roller body are fixedly connected into a whole.
The further technical scheme of the invention is as follows: the female flange is internally provided with a shaft hole B, a threaded hole A and a nut accommodating cavity A in sequence from the front end to the rear end, a positioning surface A is arranged between the nut accommodating cavity A and the threaded hole A, the female flange is in threaded connection with the rear end of the extension shaft through the threaded hole A, and is in key connection with the rear end of the extension shaft in the shaft hole B;
a nut containing cavity B, a threaded hole B and a shaft hole C are sequentially arranged in the male flange from the front end to the rear end, a positioning surface B is arranged between the nut containing cavity B and the threaded hole B, the male flange is in threaded connection with a connecting shaft of the cleaning component through the threaded hole B, and is connected with the connecting shaft of the cleaning component in the shaft hole C in a key mode;
the power transmission mechanism also comprises an anti-drop nut A and an anti-drop nut B; the anti-drop nut A is in threaded connection with the rear end of the extension shaft, is positioned in the nut accommodating cavity A of the female flange and abuts against the positioning surface A of the female flange; the anti-falling nut B is in threaded connection with the connecting shaft of the cleaning component, is positioned in the nut accommodating cavity B of the male flange and is abutted against the positioning surface B of the male flange.
Compared with the prior art, the invention has the following advantages:
1. the sealing shell is convenient to assemble: the seal housing is by transition joint, the tensioning cover, the shell, parts such as end cover and locking screw constitute, during the assembly, install tensioning cover and locking screw on the transition joint earlier, insert transition joint's rear end from the uncovered of shell front end again, when inserting, ensure that locking screw's head is in the groove of dodging of shell, and slide along the groove of dodging of shell, after inserting the external screw thread of tensioning cover and the internal thread contact of shell, insert the spanner locating hole of tensioning cover with the spanner, rotatory tensioning cover under the spanner helping hand, thereby in the internal thread of motor installation cavity with tensioning cover screw in shell with transition joint, it can to install the shell rear end with the end cover at last again. In the assembly process, the shell with relatively large weight does not need to be rotated, and threaded connection is realized by rotating the tensioning sleeve, so that the assembly difficulty is greatly reduced.
2. The sealing shell is provided with a sealing structure: the sealing shell mainly has the function of serving as a container for mounting the motor, and the sealing rings arranged at a plurality of positions of the sealing shell realize the full sealing of the sealing shell. In the sealing shell, the fixedly connected parts are all static seals, and the moving part (namely the contact surface of the extension shaft and the end cover) is sealed by a Glae ring (namely the O-shaped sealing ring and the polytetrafluoroethylene sliding ring are combined and sealed), so that the underwater use requirement of the motor with common waterproof performance can be met, and the selectable specification and range of the motor are widened.
3. The motor has withstand voltage design: the working environment of the cleaning device is in an underground immersion production well (namely an underwater environment), and needs to bear the water pressure of 0-3 Mpa for a long time and continuously, if a crankshaft of the motor directly extends out of the sealing shell to be connected with the cleaning component, the crankshaft of the motor can directly bear the water pressure, and the motor is easy to damage; the design can transfer the water pressure in the working environment to the extension shaft, the thrust ball bearing and the shell, so that the damage of the motor caused by the direct action of the water pressure on the motor is avoided.
4. The sealing shell is provided with a mechanical anti-torsion design: the cleaning device is placed down to enter the ground immersion production well, or when the cleaning device is lifted out of the ground immersion production well, the guide wheel of the elastic wall clamping mechanism can be always in extrusion contact with the well wall through dynamic adjustment of the spring, on one hand, the effect of guiding in the vertical direction can be achieved, on the other hand, the effect of preventing the cleaning connecting device from colliding with the well wall can be achieved, on the other hand, the sealing shell is indirectly fixed on the well wall through the pressing force of the guide wheel, the rotation of the sealing shell caused by overlarge friction force of the contact between the cleaning component and the pipe wall can be prevented, further, cables are wound with each other to influence the normal operation of the cleaning device, and the stability of the.
5. The power transmission mechanism is provided with an anti-disengaging structure: the male flange and the female flange are connected through the trapezoidal lugs and the dovetail groove matched connecting structure, on one hand, the butt joint precision of the male flange and the female flange can be improved, on the other hand, the male flange and the female flange can be prevented from being separated, when a nut used for connecting the male flange and the female flange is accidentally dropped, the trapezoidal lugs between the male flange and the female flange and the dovetail groove matched connecting structure can play a role in connection and bearing, and the male flange and the brush roller are prevented from dropping into a well. The transmission shaft and the female flange bear a part of axial force through the anti-dropping nut A, so that the extension shaft and the female flange can be prevented from being separated from each other under the action of the axial force, and the male flange and the connecting shaft of the brush roller can be prevented from being separated from each other under the action of the axial force by bearing a part of axial force through the anti-dropping nut B.
The invention is further described below with reference to the figures and examples.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the elastic wall-clamping mechanism;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
FIG. 4 is a schematic structural view of a transition joint;
FIG. 5 is a schematic structural view of the housing;
FIG. 6 is a right side view of FIG. 5;
FIG. 7 is a schematic view of a radial cut-away structure of the tension sleeve;
FIG. 8 is a schematic structural view of a female flange;
FIG. 9 is a cross-sectional view B-B of FIG. 8;
FIG. 10 is a schematic structural view of a male flange;
fig. 11 is a cross-sectional view C-C of fig. 10.
Illustration of the drawings: an instrument connector 11; a watertight joint connection port 111; cable hole a 112; a transition joint 12; a cable hole C121; screw mounting holes 122; a semi-annular split A131; a semi-annular split B132; a locking screw 133; wrench locating holes 134; a housing 14; a motor installation cavity 141; an avoidance slot 142; an annular step surface a 143; an annular step surface C144; a stepped hole 145; an annular step surface B146; an end cap 15; a locking screw 16; a sleeve 17; a cable hole B171; a seal ring A181; a seal ring B182; the rotary seal ring 183; a connecting rod 21; a pillar stand A22; pylons B23; a guide wheel 24; a spring 25; a guide wheel seat 26; a motor 31; an extension shaft 32; an annular isolation stage 321; a thrust ball bearing 33; a female flange 34; a dovetail groove 341; a shaft hole B342; a threaded hole A343; nut receiving cavity a 344; positioning surface a 345; a male flange 35; the trapezoidal projection 351; a nut accommodating chamber B352; a threaded hole B353; the shaft hole C354; positioning surface B355; anti-drop nut A36; anti-drop nut B37; a brush roller 4; a connecting shaft 41; brushroll body 42.
Detailed Description
Example 1:
as shown in fig. 1-11, the mechanical cleaning device for the uranium leaching mine comprises a supporting shell mechanism, an elastic wall clamping mechanism, a power transmission mechanism and a cleaning component.
The support housing mechanism includes the instrument connector 11, the seal housing and the sleeve 17. The instrument joint 11 is provided with a watertight joint connection port 111 and a cable hole a112 which are communicated with each other, and the watertight joint connection port 111 and the cable hole a112 are respectively communicated to both ends of the instrument joint 11. The seal housing includes a transition joint 12, a tension sleeve, a housing 14, an end cap 15, and a locking screw 16. A cable hole C121 penetrating through two ends of the transition joint 12 is arranged in the transition joint 12, and a screw mounting hole 122 for screwing a locking screw in is arranged on the outer wall of the rear end of the transition joint 12. The tensioning sleeve comprises a semi-annular split body A131, a semi-annular split body B132 and a locking screw 133, half external threads are respectively arranged on the outer walls of the semi-annular split body A131 and the semi-annular split body B132, wrench positioning holes 134 are respectively arranged on the semi-annular split body A131 and the semi-annular split body B132, the semi-annular split body A131 and the semi-annular split body B132 surround the outer wall of the transition joint 12, so that the half external threads on the semi-annular split body A131 and the half external threads on the semi-annular split body B132 are spliced to form complete external threads, and the semi-annular split body A131 and the semi-annular split body B132 are connected into a whole through the locking screw 133. The inside motor installation cavity 141 that link up to shell 14 both ends that is equipped with of shell 14, be equipped with the internal thread on the chamber wall of the motor installation cavity 141 of shell 14 front end, be equipped with in the motor installation cavity 141 of shell 14 and dodge the groove 142 that extends to shell 14 rear end from shell 14 front end, shell 14 is on the external screw thread of the tight cover of drawing through the internal thread threaded connection of its front end to hold including the rear end of crossover sub 12. The end cover 15 is bolted to the rear end of the housing 14, and a shaft hole a is formed in the center thereof. The shaft of the locking screw 16 is threaded into the screw mounting hole 122 of the transition joint 12 and the head of the locking screw 16 is received in the relief groove 142 of the housing 14. The cable hole B171 penetrating through the two ends of the sleeve 17 is arranged in the sleeve 17, the front end of the sleeve 17 is fixedly and hermetically connected with the instrument connector 11, the rear end of the sleeve 17 is hermetically and fixedly connected with the transition connector 12, one end of the cable hole B171 of the sleeve 17 is directly communicated with the cable hole A112 of the instrument connector 11, and the other end of the cable hole B171 of the sleeve 17 is directly communicated with the cable hole C121 of the transition connector 12.
The elastic wall clamping mechanism comprises a connecting rod 21, a column base A22, a column base B23, a guide wheel 24, a spring 25 and a guide wheel seat 26. One end of the connecting rod 21 is hinged on the outer wall of the sleeve 17, and the other end is hinged on the guide wheel seat 26. The pylon a22 is affixed to the outer wall of the sleeve 17. The column base B23 is fixedly connected to one end of the guide wheel seat 26 and is opposite to the column base A22. The guide wheel 24 is rotatably connected to the other end of the guide wheel base 26. The spring 25 is arranged between the column base A22 and the column base B23, one end of the spring is sleeved on the column base A22, and the other end of the spring is sleeved on the column base B23. The number of the elastic wall clamping mechanisms is at least two groups, and the elastic wall clamping mechanisms of all the groups are uniformly distributed around the sleeve 17 in an annular manner.
The power transmission mechanism comprises a motor 31, an extension shaft 32, a thrust ball bearing 33, a female flange 34 and a male flange 35. The motor 31 is fixedly installed in the motor installation cavity 141 of the housing 14. The front end of the extension shaft 32 passes through the shaft hole a of the end cover 15 to enter the motor mounting cavity 141 of the housing 14 and is fixedly connected with the crankshaft of the motor 31, and the rear end of the extension shaft 32 extends out of the motor mounting cavity 141 of the housing 14. The thrust ball bearing 33 is mounted on the front end of the extension shaft 32 and is located in the motor mounting cavity 141 of the housing 14 and is positioned in the axial direction. The dovetail groove 341 is formed in the end face of the rear end of the female flange 34, a shaft hole B342, a threaded hole a343 and a nut accommodating cavity a344 are sequentially formed in the female flange 34 from the front end to the rear end, a positioning surface a345 is arranged between the nut accommodating cavity a344 and the threaded hole a343, the female flange 34 is in threaded connection with the rear end of the extension shaft 32 through the threaded hole a343, and is in key connection with the rear end of the extension shaft 32 in the shaft hole B342. The front end face of the male flange 35 is provided with a trapezoidal convex block 351 matched with the dovetail groove 341 of the female flange 34, the male flange 35 is mutually inserted into the dovetail groove 341 of the female flange 34 through the trapezoidal convex block 351, and the male flange 35 is fixedly connected with the female flange 34 through bolts and nuts. The inside of the male flange 35 is provided with a nut accommodating cavity B352, a threaded hole B353 and a shaft hole C354 in sequence from the front end to the rear end, and a positioning surface B355 is arranged between the nut accommodating cavity B352 and the threaded hole B353.
The cleaning component is a brush roller 4, the brush roller 4 comprises a connecting shaft 41 and a brush roller body 42, and the connecting shaft 41 and the brush roller body 42 are fixedly connected into a whole. The brush roller 4 is screwed with the screw hole B353 of the male flange 35 through the connecting shaft 41, while being connected with the male flange 35 through a key in the shaft hole C354 of the male flange 35.
Preferably, a sealing ring A181 is arranged between the wall of the motor installation cavity 141 at the front end of the housing 14 and the outer wall at the rear end of the transition joint 12. A sealing ring B182 is arranged between the wall of the motor installation cavity 141 at the rear end of the shell 14 and the side wall of the end cover 15. A rotary sealing ring 183 is arranged between the hole wall of the shaft hole A of the end cover 15 and the outer circular surface of the extension shaft 32, and the rotary sealing ring 183 is a Glare ring. The structure has the advantages that the sealing rings are arranged at a plurality of positions of the sealing shell, so that the sealing shell is completely sealed, the parts fixedly connected in the sealing shell are statically sealed, the moving part (namely the contact surface of the extension shaft and the end cover) is sealed by the aid of the GREEN ring (namely the O-shaped sealing ring and the polytetrafluoroethylene sliding ring are combined and sealed), the underwater use requirement of the motor with common waterproof performance can be met, and the selectable specification and range of the motor are widened.
Preferably, an annular step surface a143 and an annular step surface C144 are arranged in the motor mounting cavity 141 of the housing 14 in sequence from front to back, the annular step surface a143 faces the front end of the housing 14, and the annular step surface C144 faces the rear end of the housing 14. The motor mounting cavity 141 of the housing 14 is provided with a plurality of stepped holes 145 between the annular stepped surface a143 and the annular stepped surface C144, one end of the stepped hole 145 penetrates through the annular stepped surface C144, and the other end of the stepped hole 145 penetrates through the annular stepped surface a 143. The motor 31 is fixedly mounted on the annular step surface a143 of the housing 14 by fastening screws provided in the stepped holes 145. The beneficial effect that this structure brought is, can realize the location installation of motor 31 through the structure of taking certainly in the motor installation cavity 141 of shell 14, need not auxiliary installation parts such as additional design installation base, mounting panel, is favorable to the lightweight and the structure of device to be simplified.
Preferably, an annular isolation stage 321 is provided at the front end of the extension shaft 32. An annular step surface B146 is arranged in the motor mounting cavity 141 of the shell 14, and the annular step surface B146 is arranged between the annular step surface A143 and the annular step surface C144 and is in a stepped arrangement with the annular step surface C144. The number of the thrust ball bearings 33 is two, the two thrust ball bearings 33 are respectively sleeved at the front end of the extension shaft 32, and the two thrust ball bearings 33 positioned at the two sides of the annular isolation platform 321 are respectively abutted against the annular step surface B146 of the outer shell 14 and the inner surface of the end cover 15 to realize axial positioning. The beneficial effect that this structure brought is that, the water pressure that will prolong the axle 32 and bear through thrust ball bearing 33 shifts to the shell 14 on, avoids water pressure direct action to cause motor 31 to damage on the spindle of motor 31.
Preferably, the power transmission mechanism further comprises an anti-slip nut A36 and an anti-slip nut B37. The anti-slip nut a36 is threaded onto the rear end of the extension shaft 32 and is positioned in the nut receiving cavity a344 of the female flange 34 and against the locating surface a345 of the female flange 34. The anti-drop nut B37 is screwed on the connecting shaft 41 of the brush roller 4 and is located in the nut accommodating chamber B352 of the male flange 35 and abuts against the positioning surface B355 of the male flange 35. The structure has the beneficial effects that the anti-falling nut A36 and the anti-falling nut B37 can bear axial force, the anti-falling nut A36 is used for preventing the extension shaft 32 from being separated from the female flange 34, and the anti-falling nut B37 is used for preventing the brush roller 4 from being separated from the male flange 35.
Briefly describing the working process of the invention: before the device is used, the existence form and the adhesion condition of organic sediments in a ground dipping production well are firstly detected through underground visual logging equipment, and the blockage state of a process hole is found.
During cleaning, the torpedo connector with the steel wire rope is connected to the front end of the instrument connector in a threaded mode, the other end of the steel wire rope is connected to the winch, the winch is started, the uranium leaching mine mechanical cleaning device is assisted by the guide wheel 24 to slowly slide into the underground through the self gravity of the device, and after the device reaches a preset position, the motor 31 is started to enable the cleaning component (namely the brush roller 4) to rotate, and cleaning work is started.
After the cleaning is finished, the motor 31 is turned off, and the winch is operated to lift the mechanical cleaning device for the in-situ leaching uranium mine out of the in-situ leaching production well, namely, the cleaning operation of the in-situ leaching production well is finished.
Claims (5)
1. Ground soaks uranium mine machine belt cleaning device, characterized by: comprises a supporting shell mechanism, an elastic wall clamping mechanism, a power transmission mechanism and a cleaning component;
the supporting shell mechanism comprises an instrument connector, a sealing shell and a sleeve; a watertight joint connecting port and a cable hole A which are communicated with each other are arranged in the instrument joint, and the watertight joint connecting port and the cable hole A are respectively communicated to two ends of the instrument joint; the sealing shell comprises a transition joint, a tensioning sleeve, a shell, an end cover and a locking screw; a cable hole C which runs through the two ends of the transition joint is arranged in the transition joint, and a screw mounting hole for screwing a locking screw in is arranged on the outer wall of the rear end of the transition joint; the tensioning sleeve comprises a semi-annular split body A, a semi-annular split body B and a locking screw, half external threads are respectively arranged on the outer walls of the semi-annular split body A and the semi-annular split body B, wrench positioning holes are respectively arranged on the semi-annular split body A and the semi-annular split body B, the semi-annular split body A and the semi-annular split body B surround the outer wall of the transition joint in a surrounding manner, so that the half external threads on the semi-annular split body A and the half external threads on the semi-annular split body B are spliced to form complete external threads, and the semi-annular split body A and the semi-annular split body B are connected into a whole through the locking screw; the shell is internally provided with a motor installation cavity which penetrates through the two ends of the shell, the cavity wall of the motor installation cavity at the front end of the shell is provided with internal threads, the motor installation cavity of the shell is internally provided with an avoidance groove which extends from the front end to the rear end, the shell is in threaded connection with the external threads of the tensioning sleeve through the internal threads at the front end of the shell, and the rear end of the transition joint is accommodated in the shell; the end cover is connected to the rear end of the shell through a bolt, and a shaft hole A is formed in the center of the end cover; the rod part of the locking screw is connected in the screw mounting hole of the transition joint in a threaded manner, and the head part of the locking screw is accommodated in the avoiding groove of the shell; the cable hole B which runs through the two ends of the sleeve is arranged in the sleeve, the front end of the sleeve is fixedly and hermetically connected with the instrument connector, the rear end of the sleeve is hermetically and fixedly connected with the transition connector, one end of the cable hole B of the sleeve is directly communicated with the cable hole A of the instrument connector, and the other end of the cable hole B of the sleeve is directly communicated with the cable hole C of the transition connector;
the elastic wall clamping mechanism comprises a connecting rod, a column base A, a column base B, a guide wheel, a spring and a guide wheel seat; one end of the connecting rod is hinged on the outer wall of the sleeve, and the other end of the connecting rod is hinged on the guide wheel seat; the column base A is fixedly connected to the outer wall of the sleeve; the column base B is fixedly connected to one end of the guide wheel seat and is opposite to the column base A; the guide wheel is rotatably connected to the other end of the guide wheel seat; the spring is arranged between the column base A and the column base B, one end of the spring is sleeved on the column base A, and the other end of the spring is sleeved on the column base B; the number of the elastic wall clamping mechanisms is at least two, and the elastic wall clamping mechanisms of all the groups are uniformly distributed in a ring shape around the sleeve;
the power transmission mechanism comprises a motor, an extension shaft, a thrust ball bearing, a female flange and a male flange; the motor is fixedly arranged in the motor installation cavity of the shell; the front end of the extension shaft penetrates through the shaft hole A of the end cover to enter the motor mounting cavity of the shell and is fixedly connected with a crankshaft of the motor, and the rear end of the extension shaft extends out of the motor mounting cavity of the shell; the thrust ball bearing is arranged at the front end of the extension shaft, is positioned in the motor mounting cavity of the shell and is positioned in the axial direction; the front end of the female flange is fixedly connected with the rear end of the extension shaft, and a dovetail groove is formed in the rear end of the female flange; the front end of the male flange is provided with a trapezoidal lug which is matched with the dovetail groove of the female flange, the male flange is mutually inserted and connected with the dovetail groove of the female flange through the trapezoidal lug, and the male flange is fixedly connected with the female flange through bolts and nuts;
the cleaning component is fixedly connected with the female flange.
2. The uranium dip uranium mine machine cleaning device of claim 1, wherein: a sealing ring A is arranged between the wall of the motor installation cavity at the front end of the shell and the outer wall at the rear end of the transition joint; a sealing ring B is arranged between the wall of the motor installation cavity at the rear end of the shell and the side wall of the end cover; and a rotary sealing ring is arranged between the hole wall of the shaft hole A of the end cover and the outer circular surface of the extension shaft.
3. The uranium dip uranium mine machine cleaning device of claim 2, wherein: an annular step surface A and an annular step surface C which are sequentially arranged from front to back are arranged in a motor mounting cavity of the shell, the annular step surface A faces the front end of the shell, and the annular step surface C faces the rear end of the shell; a plurality of stepped holes are formed in the motor mounting cavity of the shell between the annular stepped surface A and the annular stepped surface C, one end of each stepped hole penetrates through the annular stepped surface C, and the other end of each stepped hole penetrates through the annular stepped surface A;
the motor is fixedly arranged on the annular step surface A through a fastening screw arranged in the step hole.
4. The uranium dip uranium mine machine cleaning device of claim 3, wherein: the cleaning component is a brush roller which comprises a connecting shaft and a brush roller body, and the connecting shaft and the brush roller body are fixedly connected into a whole.
5. The uranium dip uranium mine machine cleaning device of claim 4, wherein: the female flange is internally provided with a shaft hole B, a threaded hole A and a nut accommodating cavity A in sequence from the front end to the rear end, a positioning surface A is arranged between the nut accommodating cavity A and the threaded hole A, the female flange is in threaded connection with the rear end of the extension shaft through the threaded hole A, and is in key connection with the rear end of the extension shaft in the shaft hole B;
a nut containing cavity B, a threaded hole B and a shaft hole C are sequentially arranged in the male flange from the front end to the rear end, a positioning surface B is arranged between the nut containing cavity B and the threaded hole B, the male flange is in threaded connection with a connecting shaft of the cleaning component through the threaded hole B, and is connected with the connecting shaft of the cleaning component in the shaft hole C in a key mode;
the power transmission mechanism also comprises an anti-drop nut A and an anti-drop nut B; the anti-drop nut A is in threaded connection with the rear end of the extension shaft, is positioned in the nut accommodating cavity A of the female flange and abuts against the positioning surface A of the female flange; the anti-falling nut B is in threaded connection with the connecting shaft of the cleaning component, is positioned in the nut accommodating cavity B of the male flange and is abutted against the positioning surface B of the male flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011209096.4A CN112483043B (en) | 2020-11-03 | 2020-11-03 | Mechanical cleaning device for in-situ leaching uranium mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011209096.4A CN112483043B (en) | 2020-11-03 | 2020-11-03 | Mechanical cleaning device for in-situ leaching uranium mine |
Publications (2)
| Publication Number | Publication Date |
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| CN112483043A true CN112483043A (en) | 2021-03-12 |
| CN112483043B CN112483043B (en) | 2022-05-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011209096.4A Active CN112483043B (en) | 2020-11-03 | 2020-11-03 | Mechanical cleaning device for in-situ leaching uranium mine |
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| CN202461378U (en) * | 2011-12-16 | 2012-10-03 | 江阴同庆机械制造有限公司 | Flange ring rolling mill main roller fixing structure |
| CN205244259U (en) * | 2015-12-17 | 2016-05-18 | 上虞市百官电机有限公司 | Reducing motor |
| CN205713951U (en) * | 2016-04-12 | 2016-11-23 | 无锡市中邦探矿机械制造有限公司 | A kind of apply the unit head using single direction thrust ball bearing on anchoring drilling machine |
| US20170030164A1 (en) * | 2015-07-27 | 2017-02-02 | John Edward Vandigriff | Apparatus and method for cleaning wells and pipelines |
| US20190063214A1 (en) * | 2017-08-22 | 2019-02-28 | Baker Hughes, A Ge Company, Llc | Wellbore tool positioning system and method |
| CN110566161A (en) * | 2019-09-30 | 2019-12-13 | 南华大学 | Mechanical descaling device and descaling method for in-situ leaching production well |
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2020
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202461378U (en) * | 2011-12-16 | 2012-10-03 | 江阴同庆机械制造有限公司 | Flange ring rolling mill main roller fixing structure |
| US20170030164A1 (en) * | 2015-07-27 | 2017-02-02 | John Edward Vandigriff | Apparatus and method for cleaning wells and pipelines |
| CN205244259U (en) * | 2015-12-17 | 2016-05-18 | 上虞市百官电机有限公司 | Reducing motor |
| CN205713951U (en) * | 2016-04-12 | 2016-11-23 | 无锡市中邦探矿机械制造有限公司 | A kind of apply the unit head using single direction thrust ball bearing on anchoring drilling machine |
| US20190063214A1 (en) * | 2017-08-22 | 2019-02-28 | Baker Hughes, A Ge Company, Llc | Wellbore tool positioning system and method |
| CN110566161A (en) * | 2019-09-30 | 2019-12-13 | 南华大学 | Mechanical descaling device and descaling method for in-situ leaching production well |
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| Publication number | Publication date |
|---|---|
| CN112483043B (en) | 2022-05-31 |
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