CN116165027A - Pipeline sampling device - Google Patents
Pipeline sampling device Download PDFInfo
- Publication number
- CN116165027A CN116165027A CN202310429128.9A CN202310429128A CN116165027A CN 116165027 A CN116165027 A CN 116165027A CN 202310429128 A CN202310429128 A CN 202310429128A CN 116165027 A CN116165027 A CN 116165027A
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- pipe
- sampling
- cleaning
- ring gear
- shaft
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- 238000005070 sampling Methods 0.000 title claims abstract description 103
- 238000004140 cleaning Methods 0.000 claims abstract description 80
- 230000005540 biological transmission Effects 0.000 claims abstract description 58
- 239000007788 liquid Substances 0.000 claims abstract description 38
- 239000002893 slag Substances 0.000 claims abstract description 34
- 238000007599 discharging Methods 0.000 claims abstract description 33
- 230000001154 acute effect Effects 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 3
- 239000013049 sediment Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 9
- 239000000463 material Substances 0.000 description 16
- 239000000523 sample Substances 0.000 description 10
- 238000007790 scraping Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 7
- 238000000926 separation method Methods 0.000 description 4
- 238000001914 filtration Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000011344 liquid material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000012488 sample solution Substances 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- -1 simultaneously Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/20—Devices for withdrawing samples in the liquid or fluent state for flowing or falling materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
- B01D29/6469—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers
- B01D29/6476—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers with a rotary movement with respect to the filtering element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
- B01D29/94—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for discharging the filter cake, e.g. chutes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Hydrology & Water Resources (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to the technical field of pipeline sampling, in particular to a pipeline sampling device, which comprises a conveying pipe and a sampling pipe, wherein the sampling pipe is arranged at the bottom end of the conveying pipe, a flowmeter is arranged at the position, close to the conveying pipe, of the sampling pipe, a slag discharging device and a liquid discharging device are arranged at the bottom end of the sampling pipe, a filter screen is arranged in the sampling pipe, a feeding assembly is further arranged in the sampling pipe, a transmission assembly is arranged at one side, far away from the flowmeter, of the sampling pipe, the slag discharging device comprises a first ring gear, the filter screen is cleaned by the positive and negative rotation of a motor under the cooperation of the first ring gear, a second ring gear, a feeding screw and a cleaning scraper, and the first valve and the second valve are opened and closed, so that residues and liquid in the conveying pipe are sampled, meanwhile, the residues in the conveying pipe are cleaned, the inner wall of the conveying pipe are prevented from being scratched, and the using effect of equipment is improved.
Description
Technical Field
The invention relates to the technical field of pipeline sampling, in particular to a pipeline sampling device.
Background
The pipeline transportation is a transportation mode for long-distance transportation of liquid and gas materials by using pipelines as transportation means, is a transportation mode for specially transporting petroleum, coal and chemical products to markets from production places, and is a special component of dry line transportation in a unified transportation network.
Application number 2020112858150 relates to an open-type pipeline pulp sampling device, comprising a sampler, wherein the sampler comprises a plurality of sampling separation areas connected in sequence, pulp sequentially flows through each sampling separation area, each sampling separation area comprises an pulp baffle arranged on the upper part and an pulp separation area arranged on the lower part, but in the using process of the device, residues in pulp easily scratch the inner wall of a pipeline, and the device cannot conduct directional sampling on the residues in pulp during sampling.
The utility model provides a pipeline sampling valve that application number 202010575184X relates to, includes outer valve body and interior valve body, the upper end and the lower extreme of outer valve body all are provided with flange, are provided with the circulation passageway in the outer valve body, and interior valve body and outer valve body structure as an organic whole, the one end of interior valve body is provided with the sampling portion, and the other end of interior valve body is provided with the installation department, but the device is in the in-process of using, needs the manual work to operate the handle sample, and sample solution pollutes the hand easily, causes the hand damage.
The material of carrying in the pipeline is in the in-process of taking a sample, there is the residue in the material easily, and the existence of residue can cause the damage to pipeline's inner wall to the in-process of taking a sample, the residue also can influence the result of taking a sample when taking a sample to the material, and the pile up of residue can make the pipeline or the valve of taking a sample block up, thereby influence the efficiency of taking a sample, simultaneously, sample analysis to the residue is also vital, and the sample of taking out needs to carry out additional filtration to the residue, complex operation, for solving this problem, we propose following technical scheme.
Disclosure of Invention
In order to solve the technical problems, the invention provides a pipeline sampling device which is used for cleaning residues and can be used for directionally sampling the residues.
The invention relates to a pipeline sampling device, which comprises a conveying pipe and a sampling pipe, wherein the sampling pipe is arranged at the bottom end of the conveying pipe, a flowmeter is arranged at the position, close to the conveying pipe, of the sampling pipe, a slag discharging device and a liquid discharging device are arranged at the bottom end of the sampling pipe, a filter screen is arranged in the sampling pipe, a feeding assembly is also arranged in the sampling pipe, a transmission assembly is arranged at one side, far away from the flowmeter, of the sampling pipe, and the flowmeter is used for detecting the flow of liquid in the sampling pipe;
the slag discharging device comprises a first ring gear, and a ring bevel gear is arranged at the bottom end of the first ring gear;
the liquid draining device comprises a second ring gear, and the second ring gear is meshed with the first ring gear for transmission;
the feeding assembly comprises a feeding screw, a cleaning assembly is rotatably arranged in the feeding screw, and the feeding screw is rotatably arranged at one side of the sampling tube far away from the flowmeter;
the transmission assembly comprises a driving shaft, an annular sleeve is arranged on one side, close to the sampling tube, of the driving shaft, a first transmission gear is arranged in the middle of the driving shaft, a fixing plate is arranged at the bottom end of the sampling tube, a transmission shaft is rotatably arranged on the fixing plate, a second transmission gear is arranged on one side, far away from the flowmeter, of the transmission shaft, and the first transmission gear and the second transmission gear are in meshed transmission.
Preferably, the slag discharging device further comprises a slag discharging pipe, the slag discharging pipe is communicated with the sampling pipe, the communicating position of the slag discharging pipe and the sampling pipe is located at one side of the filter screen away from the flowmeter, a first valve is arranged on the slag discharging pipe and is connected with the first ring gear through a one-way bearing, the slag discharging pipe is used for discharging materials with residues, and the first valve is used for controlling the opening and closing of the slag discharging pipe.
Preferably, the liquid draining device further comprises a liquid draining pipe, the liquid draining pipe is communicated with the sampling pipe, the communicating position of the liquid draining pipe and the sampling pipe is located at one side of the filter screen, close to the flowmeter, of the filter screen, the liquid draining pipe is provided with a second valve, the second valve is connected with the second ring gear through a one-way bearing, the liquid draining pipe is used for draining liquid materials, the filter screen is used for filtering residues, and the second valve controls the opening and closing of the liquid draining pipe.
Preferably, the cleaning assembly comprises a cleaning shaft, the cleaning shaft is rotatably arranged in the feeding screw, a cleaning scraping plate is arranged on one side, close to the filter screen, of the cleaning shaft, the cleaning shaft drives the cleaning scraping plate to rotate, and the filter screen is cleaned by the cleaning scraping plate.
Preferably, one side of the cleaning shaft, which is close to the filter screen, is rotationally connected with the filter screen, one side of the cleaning shaft, which is far away from the filter screen, is connected with the driving shaft through a one-way bearing, the annular sleeve is also connected with the feeding screw through a one-way bearing, and the feeding screw conveys residues.
Preferably, the transmission assembly further comprises a motor, an output end of the motor is connected with the driving shaft, the sampling tube is provided with a mounting plate at one side close to the motor, and the motor is used for supplying power to the equipment.
Preferably, the motor is arranged at the bottom end of the mounting plate, a transmission bevel gear is arranged at one side of the transmission shaft, which is close to the slag discharging device, and the transmission bevel gear is meshed with the annular bevel gear for transmission.
Preferably, the bottom end of the inner wall of the conveying pipe is provided with an inclined filter plate, the inclined filter plate is positioned at the joint of the feeding side of the sampling pipe and the conveying pipe, the included angle between the inclined filter plate and the conveying pipe is an acute angle, and the inclined filter plate is used for enabling residues in the conveying pipe to smoothly enter the sampling pipe.
Preferably, the side end of the cleaning scraping plate is provided with an inclined plane, one side of the cleaning scraping plate, which is far away from the cleaning shaft, is provided with a plurality of openings, and the position of the opening on the cleaning scraping plate corresponds to the slag discharging pipe.
Preferably, the through hole is arranged in the feeding screw, the cleaning shaft penetrates through the through hole of the feeding screw, the fixed discs are arranged at the two ends of the through hole of the feeding screw, the cleaning shaft is rotatably arranged on the fixed discs, and the cleaning shaft and the feeding screw are mutually stable, so that the rotation is more stable.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the inclined filter plate, the sampling pipe, the deslagging pipe, the filter screen and the first valve are arranged, residues in the conveying pipe enter the sampling pipe under the assistance of the inclined filter plate, residues are filtered under the assistance of the filter screen, then the first valve is opened, the residues filtered by the filter screen can be discharged through the deslagging pipe for directional sampling analysis, and meanwhile, residues in conveyed materials in the conveying pipe can be cleaned, so that the convenience of equipment use is improved;
2. according to the invention, the motor, the feeding screw, the transmission assembly, the first ring gear and the second ring gear are arranged, the motor provides power for equipment, the rotation of the feeding screw can convey residues, and the motor controls the rotation of the first ring gear and the second ring gear through the transmission assembly, so that the first valve and the second valve are opened and closed, and the convenience in using the equipment is improved;
3. according to the invention, through the equipment motor, the cleaning shaft and the cleaning scraping plate, the motor drives the cleaning shaft to rotate, the cleaning shaft drives the cleaning scraping plate to rotate, and the filter screen can be cleaned by the rotation of the cleaning scraping plate, so that the filtering effect of the filter screen is better;
4. through setting up motor, first ring gear, second ring gear, feeding screw and clearance scraper blade, through the positive and negative rotation of motor, under the cooperation of first ring gear, second ring gear, feeding screw and clearance scraper blade, clear up the filter screen, open and close first valve and second valve to carry out residue and liquid sample to the conveyer pipe, clear up the residue in the conveyer pipe simultaneously, avoid the residue to the conveyer pipe inner wall fish tail, improved the effect that equipment was used.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the structure of the device such as a conveying pipe and a sampling pipe of the invention;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2 at A;
FIG. 4 is an enlarged schematic view of the structure at B in FIG. 2;
FIG. 5 is an enlarged schematic view of the cleaning shaft and cleaning blade;
FIG. 6 is an enlarged schematic view of the transmission assembly;
FIG. 7 is an enlarged schematic view of the first ring gear and ring bevel gear;
fig. 8 is a schematic view of the material flow direction in the apparatus.
Reference numerals: 1. a delivery tube; 2. a sampling tube; 3. a flow meter; 4. a slag discharging device; 5. a liquid discharge device; 6. a filter screen; 7. a feeding assembly; 8. a transmission assembly; 9. cleaning the assembly; 10. an inclined filter plate; 401. a first ring gear; 402. a ring bevel gear; 403. a slag discharge pipe; 404. a first valve; 501. a second ring gear; 502. a liquid discharge pipe; 503. a second valve; 701. a feed screw; 801. a drive shaft; 802. an annular sleeve; 803. a first transmission gear; 804. a fixing plate; 805. a transmission shaft; 806. a second transmission gear; 807. a motor; 808. a mounting plate; 809. a drive bevel gear; 901. cleaning a shaft; 902. cleaning the scraping plate.
Detailed Description
In order that the invention may be readily understood, a more complete description of the invention will be rendered by reference to the appended drawings. This invention may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
The utility model provides a pipeline sampling device as shown in fig. 1-8, including conveyer pipe 1 and sampling tube 2, sampling tube 2 sets up in conveyer pipe 1 bottom, sampling tube 2 is provided with flowmeter 3 near the position of conveyer pipe 1, sampling tube 2 bottom is provided with sediment device 4 and flowing back device 5, be provided with filter screen 6 in the sampling tube 2, still be provided with feeding assembly 7 in the sampling tube 2, sampling tube 2 is provided with drive assembly 8 in the one side that keeps away from flowmeter 3, flowmeter 3 is used for detecting the flow in the sampling tube 2, conveyer pipe 1 is used for carrying the material, sampling tube 2 is used for carrying out the auxiliary sampling to the material in the conveyer pipe 1, sediment device 4 is used for carrying out the discharge sampling to the residue in the material, flowing back device 5 is used for carrying out the discharge sampling to the liquid in the material, feeding assembly 7 is used for carrying out the residue in the material.
The slag discharging device 4 comprises a first ring gear 401, a ring bevel gear 402 is arranged at the bottom end of the first ring gear 401, the slag discharging device 4 also comprises a slag discharging pipe 403, the slag discharging pipe 403 is communicated with the sampling pipe 2, the communication position of the slag discharging pipe 403 and the sampling pipe 2 is positioned at one side of the filter screen 6 far away from the flowmeter 3, the slag discharging pipe 403 is provided with a first valve 404, the first valve 404 is connected with the first ring gear 401 through a one-way bearing, the rotation of the ring bevel gear 402 can enable the first ring gear 401 to rotate, the forward rotation of the first ring gear 401 drives the forward rotation of the first valve 404 through the self-locking effect of the one-way bearing, the first valve 404 is further opened, the reverse rotation of the first ring gear 401 drives the reverse rotation of the first valve 404 through the effect of the one-way bearing, the first valve 404 is further closed, and after the first valve 404 is closed, due to the effect of the one-way bearing, the first ring gear 401 may continue to rotate, where the friction force between the first valve 404 and the unidirectional bearing is smaller than the friction force between the unidirectional bearing and the first ring gear 401, so when the first ring gear 401 rotates reversely, the first ring gear 401 rotates to rotate the unidirectional bearing first, so that the first valve 404 rotates and locks, when the first valve 404 locks, the friction force between the unidirectional bearing and the first valve 404 is greater than the friction force between the unidirectional bearing and the first ring gear 401, at this time, the inner ring of the unidirectional bearing does not rotate, the outer ring of the unidirectional bearing rotates with the first ring gear 401 continuously, and after the first valve 404 opens, the residue filtered by the filter screen 6 in the sampling tube 2 is discharged by the slag discharge pipe 403.
The liquid draining device 5 comprises a second ring gear 501, the second ring gear 501 is in meshed transmission with the first ring gear 401, the liquid draining device 5 further comprises a liquid draining pipe 502, the liquid draining pipe 502 is communicated with the sampling pipe 2, the communicating position of the liquid draining pipe 502 and the sampling pipe 2 is located on one side, close to the flow meter 3, of the filter screen 6, a second valve 503 is arranged on the liquid draining pipe 502, the second valve 503 is connected with the second ring gear 501 through a one-way bearing, the second ring gear 501 rotates positively through the self-locking effect of the one-way bearing to drive the second valve 503 to enable the second valve 503 to be opened, after the second valve 503 is opened, liquid in the sampling pipe 2 is discharged and sampled through the liquid draining pipe 502, when the second ring gear 501 rotates reversely, the friction force of the one-way bearing is larger than the friction force of the second valve 503, the rotation of the second ring gear 501 can smoothly drive the second valve 503 through the one-way bearing to enable the second valve 503 to be locked, and when the second valve 503 is locked, the friction force of the one-way bearing is smaller than the friction force of the second valve 503 at the moment, the one-way bearing 501 rotates along with the rotation of the second ring gear.
The feeding assembly 7 comprises a feeding screw 701, a cleaning assembly 9 is rotationally arranged in the feeding screw 701, the feeding screw 701 is rotationally arranged on one side, far away from the flowmeter 3, of the sampling tube 2, a through hole is formed in the feeding screw 701, a cleaning shaft 901 penetrates through the through hole of the feeding screw 701, fixing discs are arranged at two ends of the through hole of the feeding screw 701, the cleaning shaft 901 is rotationally arranged on the fixing discs, and residues in materials move under the assistance of the feeding screw 701.
The transmission assembly 8 comprises a driving shaft 801, an annular sleeve 802 is arranged on one side of the driving shaft 801 close to the sampling tube 2, a first transmission gear 803 is arranged in the middle of the driving shaft 801, a fixed plate 804 is arranged at the bottom end of the sampling tube 2, a transmission shaft 805 is rotatably arranged on the fixed plate 804, a second transmission gear 806 is arranged on one side of the transmission shaft 805 away from the flowmeter 3, the first transmission gear 803 and the second transmission gear 806 are in meshed transmission, the transmission assembly 8 further comprises a motor 807, the output end of the motor 807 is connected with the driving shaft 801, a mounting plate 808 is arranged on one side of the sampling tube 2 close to the motor 807, the motor 807 is arranged at the bottom end of the mounting plate 808, a transmission bevel gear 809 is arranged on one side of the transmission shaft 805 close to the slag discharging device 4, the transmission bevel gear 809 is in meshed transmission with the annular bevel gear 402, the motor 807 drives the driving shaft 801 to rotate, the driving shaft 801 drives the annular sleeve 802 to rotate, and the motor 807 performs forward rotation, the ring sleeve 802 drives the feeding screw 701 to rotate through the self-locking function of the one-way bearing, when the feeding screw 701 rotates to feed residues and the motor 807 rotates reversely, the driving shaft 801 drives the cleaning shaft 901 to rotate through the self-locking function of the one-way bearing, the driving shaft 801 drives the first transmission gear 803 to rotate, the first transmission gear 803 drives the second transmission gear 806 to rotate through the meshing transmission, the second transmission gear 806 drives the transmission bevel gear 809 to rotate through the transmission shaft 805, the transmission bevel gear 809 rotates through meshing with the ring bevel gear 402 to drive the ring bevel gear 402 to rotate, the first ring gear 401 is further rotated, the forward rotation of the motor 807 corresponds to the reverse rotation of the first ring gear 401, the reverse rotation of the first ring gear 401 corresponds to the reverse rotation of the second ring gear 501, the reverse rotation of the motor 807 corresponds to the forward rotation of the first ring gear 401, the forward rotation of the first ring gear 401 corresponds to the forward rotation of the second ring gear 501.
The cleaning assembly 9 comprises a cleaning shaft 901, the cleaning shaft 901 is rotationally arranged in the feeding screw 701, a cleaning scraper 902 is arranged on one side, close to the filter screen 6, of the cleaning shaft 901, one side, close to the filter screen 6, of the cleaning shaft 901 is rotationally connected with the filter screen 6, one side, far away from the filter screen 6, of the cleaning shaft 901 is connected with a driving shaft 801 through a one-way bearing, an annular sleeve 802 is also connected with the feeding screw 701 through the one-way bearing, the rotation of the cleaning shaft 901 drives the rotation of the cleaning scraper 902, the rotation of the cleaning scraper 902 cleans the filter screen 6, a corresponding first valve 404 is in an open state when the cleaning scraper 902 rotates, and residues cleaned by the cleaning scraper 902 can be discharged through the slag discharge pipe 403.
The bottom end of the inner wall of the conveying pipe 1 is provided with an inclined filter plate 10, the inclined filter plate 10 is positioned at the joint of the feeding side of the sampling pipe 2 and the conveying pipe 1, the included angle between the inclined filter plate 10 and the conveying pipe 1 is an acute angle, and the inclined filter plate 10 is used for enabling residues in the conveying pipe 1 to enter the sampling pipe 2.
The cleaning blade 902 side is provided with the inclined plane, and the cleaning blade 902 is provided with a plurality of openings in the side of keeping away from cleaning shaft 901, and the open position corresponds with the scum pipe 403 on the cleaning blade 902, and the inclined plane of cleaning blade 902 is favorable to cleaning filter screen 6.
In the using process of the invention, materials are conveyed through the conveying pipe 1, and part of the materials enter the sampling pipe 2 under the action of the inclined filter plate 10 in the conveying process of the conveying pipe 1, and residues are often gathered at the bottom end of the conveying pipe 1 in the conveying process of the materials, so that the residues enter the sampling pipe 2 under the action of the inclined filter plate 10.
When the motor 807 is started, the motor 807 drives the driving shaft 801 to rotate, the driving shaft 801 rotates to drive the annular sleeve 802 to rotate, the annular sleeve 802 drives the feeding screw 701 to rotate through the self-locking effect of the one-way bearing when the motor 807 rotates positively, residues are fed through the rotation of the feeding screw 701, the residues are blocked under the assistance of the filter screen 6, the liquid smoothly passes through the filter screen 6, the liquid flow value detected by the flow meter 3 is reduced along with the accumulation of the residues on the front side of the filter screen 6, when the liquid flow value detected by the flow meter 3 is lower than a threshold value, the motor 807 rotates reversely, the first annular gear 401 and the second annular gear 501 rotate positively by the assistance of the transmission assembly 8, the first valve 404 and the second valve 503 are opened, the residues are mixed with the liquid to be discharged and sampled by the slag discharging pipe 403, and the liquid is discharged and sampled by the liquid discharging pipe 502.
When the motor 807 rotates reversely, the driving shaft 801 drives the cleaning shaft 901 to rotate through the self-locking function of the one-way bearing, the cleaning shaft 901 rotates to drive the cleaning scraper 902 to rotate, the filter screen 6 is cleaned through the rotation of the cleaning scraper 902, the corresponding first valve 404 is in an open state when the cleaning scraper 902 rotates, and residues cleaned by the cleaning scraper 902 can be discharged through the slag discharge pipe 403.
After the sampling is completed, the motor 807 rotates forward, and the first ring gear 401 and the second ring gear 501 rotate reversely, and the first valve 404 and the second valve 503 are closed during the reverse rotation of the first ring gear 401 and the second ring gear 501.
During the rotation of the feeding screw 701 and the cleaning shaft 901, the cleaning shaft 901 and the feeding screw 701 are connected through bearings, so that the feeding screw 701 and the cleaning shaft 901 are mutually stable during the rotation, and the tail end of the cleaning shaft 901 is rotatably arranged on the filter screen 6, so that the cleaning shaft 901 and the feeding screw 701 are more stable to rotate.
According to the invention, through arranging the motor 807, the first ring gear 401, the second ring gear 501, the feeding screw 701 and the cleaning scraper 902, and through the forward and reverse rotation of the motor 807, the filter screen 6 is cleaned under the cooperation of the first ring gear 401, the second ring gear 501, the feeding screw 701 and the cleaning scraper 902, and the first valve 404 and the second valve 503 are opened and closed, so that residues and liquid in the conveying pipe 1 are sampled, and meanwhile, residues in the conveying pipe 1 are cleaned, the residues are prevented from scratching the inner wall of the conveying pipe 1, and the using effect of equipment is improved.
The installation mode, the connection mode or the setting mode of the pipeline sampling device are common mechanical modes, and the pipeline sampling device can be implemented as long as the beneficial effects can be achieved.
All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present invention, and these modifications and variations should also be regarded as the scope of the invention.
Claims (10)
1. The utility model provides a pipeline sampling device, its characterized in that includes conveyer pipe (1) and sampling tube (2), sampling tube (2) set up in conveyer pipe (1) bottom, the position that sampling tube (2) are close to conveyer pipe (1) is provided with flowmeter (3), sampling tube (2) bottom is provided with sediment device (4) and drain (5), be provided with filter screen (6) in sampling tube (2), still be provided with feeding subassembly (7) in sampling tube (2), sampling tube (2) are provided with drive assembly (8) in one side that keeps away from flowmeter (3);
the slag discharging device (4) comprises a first ring gear (401), and a ring bevel gear (402) is arranged at the bottom end of the first ring gear (401);
the liquid draining device (5) comprises a second ring gear (501), and the second ring gear (501) is meshed with the first ring gear (401);
the feeding assembly (7) comprises a feeding screw (701), a cleaning assembly (9) is rotationally arranged in the feeding screw (701), and the feeding screw (701) is rotationally arranged on one side of the sampling tube (2) far away from the flowmeter (3);
the transmission assembly (8) comprises a driving shaft (801), an annular sleeve (802) is arranged on one side, close to the sampling tube (2), of the driving shaft (801), a first transmission gear (803) is arranged in the middle of the driving shaft (801), a fixing plate (804) is arranged at the bottom end of the sampling tube (2), a transmission shaft (805) is rotatably arranged on the fixing plate (804), a second transmission gear (806) is arranged on one side, away from the flowmeter (3), of the transmission shaft (805), and the first transmission gear (803) and the second transmission gear (806) are meshed for transmission.
2. A pipeline sampling device according to claim 1, characterized in that the slag discharging device (4) further comprises a slag discharging pipe (403), the slag discharging pipe (403) is communicated with the sampling pipe (2), the communication position of the slag discharging pipe (403) and the sampling pipe (2) is located at one side of the filter screen (6) away from the flowmeter (3), a first valve (404) is arranged on the slag discharging pipe (403), and the first valve (404) is connected with the first ring gear (401) through a one-way bearing.
3. A pipeline sampling device according to claim 1, characterized in that the liquid draining device (5) further comprises a liquid draining pipe (502), the liquid draining pipe (502) is communicated with the sampling pipe (2), the communication position between the liquid draining pipe (502) and the sampling pipe (2) is located at one side of the filter screen (6) close to the flowmeter (3), a second valve (503) is arranged on the liquid draining pipe (502), and the second valve (503) is connected with the second ring gear (501) through a one-way bearing.
4. A pipe sampling device according to claim 1, characterized in that the cleaning assembly (9) comprises a cleaning shaft (901), the cleaning shaft (901) is rotatably arranged in the feed screw (701), and a cleaning scraper (902) is arranged on the side of the cleaning shaft (901) close to the filter screen (6).
5. A pipe sampling device according to claim 4, characterized in that the side of the cleaning shaft (901) close to the filter screen (6) is rotatably connected to the filter screen (6), the side of the cleaning shaft (901) remote from the filter screen (6) is connected to the drive shaft (801) by means of a one-way bearing, and the annular sleeve (802) is also connected to the feed screw (701) by means of a one-way bearing.
6. A pipe sampling device according to claim 1, characterized in that the transmission assembly (8) further comprises a motor (807), the output end of the motor (807) being connected to the drive shaft (801), the sampling tube (2) being provided with a mounting plate (808) at the side close to the motor (807).
7. A pipeline sampling device according to claim 6, characterized in that the motor (807) is arranged at the bottom end of the mounting plate (808), a transmission bevel gear (809) is arranged at one side of the transmission shaft (805) close to the slag discharging device (4), and the transmission bevel gear (809) is meshed with the annular bevel gear (402).
8. A pipeline sampling device according to claim 1, characterized in that an inclined filter plate (10) is arranged at the bottom end of the inner wall of the conveying pipe (1), the inclined filter plate (10) is positioned at the joint of the feeding side of the sampling pipe (2) and the conveying pipe (1), and the included angle between the inclined filter plate (10) and the conveying pipe (1) is an acute angle.
9. A pipe sampling device according to claim 4, wherein the cleaning blade (902) is provided with a bevel at its side end, the cleaning blade (902) is provided with a plurality of openings at its side remote from the cleaning shaft (901), and the position of the opening on the cleaning blade (902) corresponds to the slag discharge pipe (403).
10. A pipeline sampling device according to claim 4, characterized in that a through hole is formed in the feeding screw (701), the cleaning shaft (901) penetrates through the through hole of the feeding screw (701), fixing plates are arranged at two ends of the through hole of the feeding screw (701), and the cleaning shaft (901) is rotatably arranged on the fixing plates.
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| CN202310429128.9A CN116165027B (en) | 2023-04-21 | 2023-04-21 | Pipeline sampling device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310429128.9A CN116165027B (en) | 2023-04-21 | 2023-04-21 | Pipeline sampling device |
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