CN111381011B - Sampler for underground water quality investigation - Google Patents
Sampler for underground water quality investigation Download PDFInfo
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- CN111381011B CN111381011B CN202010092558.2A CN202010092558A CN111381011B CN 111381011 B CN111381011 B CN 111381011B CN 202010092558 A CN202010092558 A CN 202010092558A CN 111381011 B CN111381011 B CN 111381011B
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- middle position
- wheel
- sampler
- underground water
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 238000011835 investigation Methods 0.000 title claims abstract description 14
- 238000005070 sampling Methods 0.000 claims abstract description 97
- 238000003860 storage Methods 0.000 claims abstract description 34
- 239000007788 liquid Substances 0.000 claims abstract description 17
- 210000001503 joint Anatomy 0.000 claims abstract description 15
- 238000004140 cleaning Methods 0.000 claims abstract description 12
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims abstract description 9
- 230000001681 protective effect Effects 0.000 claims abstract description 7
- 239000003673 groundwater Substances 0.000 claims description 8
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 7
- 230000002349 favourable effect Effects 0.000 abstract description 6
- 239000012535 impurity Substances 0.000 abstract description 6
- 230000003749 cleanliness Effects 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 229920006351 engineering plastic Polymers 0.000 description 2
- 230000002401 inhibitory effect Effects 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- 239000010902 straw Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
-
- 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
Abstract
The invention discloses a sampler for underground water quality investigation, which comprises a connecting pipe head, a sampling hose, a sampling pump, a supporting vertical seat, a movable base, a movable wheel, a liquid collecting box, a sampling switch, a supporting rod, a protective cover, a square head bolt, a liquid outlet pipe, a blocking-proof sinking type cleaning net barrel structure, a rotatable anti-confusion sample collecting bottle structure and a lifting hose storage machine. The anti-blocking net drum, the disassembling disc, the suction pipe and the butt joint pipe head are arranged, so that the phenomenon that the net drum is blocked during underground sampling can be avoided, impurities can be filtered, the suction of the impurities can be avoided, and the cleanliness of the sampling is ensured. The setting of balancing weight and rust-resistant cover is favorable to playing the effect of sinking, guarantees that the sample work goes on smoothly. Sampling bottle, rotary disk, rotation axis, deep groove ball bearing and unable adjustment base's setting is favorable to rotatory sampling bottle's position, can be convenient for sample the work.
Description
Technical Field
The invention belongs to the technical field of water sample detection, and particularly relates to a sampler for underground water quality investigation.
Background
The chemical characteristics of the underground water are important marks for identifying the flowing system of the underground water, and the acquisition of the chemical parameters of the underground water mainly depends on sampling analysis at present, so that in-situ tests are less. The fourth system of North China plain has large thickness, and the groundwater has a multi-stage flow system. The underground water occurrence environment of the deep flow system is different from the shallow layer and the surface environment, and after the environment is changed, the chemical composition of the underground water can be changed obviously. In the process of carrying out investigation, the groundwater sampling method and the groundwater sampling device have obvious influence on whether the sample truly reacts with the chemical characteristics of groundwater, and a closed groundwater sampler and a fidelity sampling solution are needed in the investigation process. During actual investigation, anomalies or even errors in sample data caused by sample contamination are common.
The invention discloses a groundwater sampler, which comprises a sampling bottle sleeve and a folding sampling bottle arranged in the sampling bottle sleeve, wherein a valve for water inflow is arranged at the bottom of the folding sampling bottle, a floating plate is adhered to the top of the folding sampling bottle, and display control equipment is arranged at the outer side of the sampling bottle sleeve and used for controlling the folding sampling bottle to be opened from a compressed state to an expanded state. However, the existing sampler also has the problems that the pipeline is easy to be blocked during sampling, the sampling water pipe is inconvenient to lift and put, and the sampling anti-confusion function is not realized.
Therefore, it is necessary to provide a sampler for underground water quality investigation.
Disclosure of Invention
The invention aims to provide a sampler for underground water quality investigation, which solves the problems that the pipeline is easy to be blocked when the existing sampler is used for sampling, a sampling water pipe is inconvenient to lift and place, and the sampling water pipe does not have a sampling anti-confusion function.
The invention is realized in the following way: the sampler for the underground water quality investigation comprises a connecting tube head, a sampling hose, a sampling pump, a supporting vertical seat, a movable base, a movable wheel, a liquid collecting box, a sampling switch, a supporting rod, a protective cover, a square head bolt, a liquid outlet pipe, a blockage-preventing sinking type cleaning net barrel structure, a rotatable confusion-preventing sample collecting bottle structure and a lifting hose storage machine, wherein one end of the connecting tube head is in threaded connection with the sampling hose, and the other end of the connecting tube head is in threaded connection with the left end inlet of the sampling pump; the sampling pump is connected with the middle position of the left side of the supporting vertical seat through a bolt; the lower end of the support vertical seat in the longitudinal direction is connected with the middle position of the left upper side of the movable base through a bolt; the four corners of the bottom of the movable base are respectively connected with movable wheels through bolts; the liquid collecting box is transversely arranged at the left upper side of the movable base; the sampling switch screw is connected to the right side of the front part of the movable base; one end of the supporting rod in the longitudinal direction is connected with the middle position of the top of the inner side of the protective cover through a screw, and the other end of the supporting rod is inserted into the upper end of the inner side of the supporting vertical seat and is connected with the upper end of the inner side of the supporting vertical seat through a square head bolt; the transverse left end of the liquid outlet pipe penetrates through the middle position inside the supporting vertical seat and is in threaded connection with the outlet of the right end of the sampling pump; the rotatable anti-confusion sample collection bottle structure is connected with the movable base; the anti-blocking sinking type cleaning net barrel structure is connected with the sampling hose; the hose storage machine capable of being lifted and placed is connected with the supporting vertical seat; the anti-blocking sinking type cleaning net barrel structure comprises an anti-blocking net barrel, a disassembling disc, balancing weights, an anti-rust cover, suction pipes and a butt joint pipe head, wherein the anti-blocking net barrel is longitudinally connected with the middle position of the inner side between the disassembling discs through screws; the balancing weight screw is connected to the middle position of the lower surface of the dismounting disc arranged at the lower part; the rust-proof cover is covered outside the balancing weight; the longitudinal upper end of the suction pipe is connected with the inner lower end of the butt joint pipe head in a threaded manner.
Preferably, the rotatable anti-confusion sample collection bottle structure comprises an anti-confusion record sheet, a sampling bottle, a rotating disc, a rotating shaft, a deep groove ball bearing and a fixed base, wherein the anti-confusion record sheet is stuck to the middle position of the front surface of the sampling bottle; the sampling bottles are respectively and longitudinally arranged at the middle positions of the left side and the right side of the upper part of the rotary disc; the screw at the transverse middle position of the rotary disk is connected to the upper end of the rotary shaft; the lower end of the rotating shaft in the longitudinal direction is arranged in the inner ring of the deep groove ball bearing in an interference fit manner; the deep groove ball bearing is embedded in the middle position inside the fixed base.
Preferably, the hose storage machine comprises a storage wheel, a wheel shaft, a wheel seat, a driven gear, a storage motor and a driving gear, wherein the storage wheel is arranged at the middle position inside the wheel seat through the wheel shaft; the driven gear is connected with the front end of the wheel shaft through a key; the screw of the storage motor is connected to the middle position of the right side of the rear part of the wheel seat; the driving gear is connected with the front end of the output shaft of the storage motor in a key way.
Preferably, the anti-blocking net cylinder specifically adopts a stainless steel net cylinder.
Preferably, the rust-preventive cover is further screw-coupled to the lower surface of the detachable disk provided at the lower portion.
Preferably, the above-mentioned butt joint pipe head is longitudinally bolted to an inner intermediate position of a dismounting plate provided at the upper part.
Preferably, the aforesaid butt joint pipe head is screwed at the inlet of the left lower end of the sampling hose.
Preferably, the rust-proof cover specifically adopts a PVC plastic cover.
Preferably, a rubber strip is provided at the junction of the rust-preventing cover and the detachable disk provided at the lower part.
Preferably, the anti-confusion recording sheet specifically adopts a convenient patch.
As another preferable embodiment, the aforementioned fixed base is laterally bolted to the upper right middle position of the movable base. The driven gear and the driving gear are meshed. The output shaft of the storage motor penetrates through the middle position of the right side inside the wheel seat. The storage wheel specifically adopts an I-shaped engineering plastic wheel. The sampling hose is wound on the outer surface of the storage wheel. The horizontal right end bolt of the wheel seat is connected with the middle position of the left upper side of the supporting vertical seat. The sampling switch is connected with the lead of the storage motor. The sampling switch is specifically a KCD1 type switch, and the housing motor is specifically a 775 type motor.
Compared with the prior art, the invention has the beneficial effects that:
According to the invention, the net barrel is prevented from being blocked, the disc is disassembled, and the suction pipe and the butt joint pipe head are arranged, so that the phenomenon of blocking during underground sampling can be avoided, impurities can be filtered, the suction of the impurities can be avoided, and the cleanliness of sampling is ensured. The setting of balancing weight and rust-resistant cover is favorable to playing the effect of sinking, guarantees that the sample work goes on smoothly. Sampling bottle, rotary disk, rotation axis, deep groove ball bearing and unable adjustment base's setting is favorable to rotatory sampling bottle's position, can be convenient for sample the work. The anti-confusion record sheet is beneficial to recording the sampling condition in real time and ensuring the smooth detection work. The wheel, the shaft, the wheel seat, the driven gear, the motor and the driving gear are arranged, the sampling hose is convenient to store in real time, and sampling operation is convenient to conduct. The setting of removal base and removal wheel is favorable to removing this sampler, convenient operation. The liquid collecting box is beneficial to collecting the dropped water drops, and can avoid environmental pollution. The setting of protection casing is favorable to playing the dust prevention effect, guarantees sample testing result accuracy.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural view of the anti-blocking sinking type cleaning net drum structure of the invention.
FIG. 3 is a schematic diagram of the structure of the rotatable anti-aliased sample collection bottle of the present invention.
Fig. 4 is a schematic structural view of the portable hose storage machine of the present invention.
Reference numerals illustrate: 1-connecting the tube heads; 2-a sampling hose; 3-a sampling pump; 4-supporting the vertical seat; 5-moving the base; 6-moving wheels; 7-a liquid collecting box; 8-sampling switch; 9-supporting rods; 10-protecting cover; 11-square head bolts; 12-a liquid outlet pipe; 13-a structure of a blocking-resistant sinking type cleaning net drum; 131-anti-blocking net barrels; 132-removing the disc; 133-balancing weight; 134-rust-proof cover; 135-sucking tube; 136-butt joint pipe head; 14-a rotatable anti-confusion sample collection bottle structure; 141-anti-aliasing record; 142-sampling bottle; 143-rotating disc; 144-rotation axis; 145-deep groove ball bearings; 146-a fixed base; 15-a liftable hose storage machine; 151-a take-up wheel; 152-wheel axle; 153-wheel seat; 154-driven gear; 155-housing a motor; 156-drive gear.
Detailed Description
The invention is described in further detail below with reference to the drawings and examples.
As shown in fig. 1 and 2, the sampler for underground water quality investigation comprises a connecting pipe head 1, a sampling hose 2, a sampling pump 3, a supporting vertical seat 4, a movable base 5, a movable wheel 6, a liquid collecting box 7, a sampling switch 8, a supporting rod 9, a protective cover 10, a square head bolt 11, a liquid outlet pipe 12, a blockage-preventing sinking type cleaning net barrel structure 13, a rotatable anti-confusion sample collecting bottle structure 14 and a liftable hose storage machine 15, wherein one end of the connecting pipe head 1 is in threaded connection with the sampling hose 2, and the other end is in threaded connection with the left end inlet of the sampling pump 3; the sampling pump 3 is connected with the left middle position of the supporting vertical seat 4 through bolts; the lower end of the support vertical seat 4 in the longitudinal direction is connected with the middle position of the left upper side of the movable base 5 through a bolt; the four corners of the bottom of the movable base 5 are respectively connected with a movable wheel 6 by bolts; the liquid collecting box 7 is transversely arranged on the left upper side of the movable base 5; the sampling switch 8 is connected to the right side of the front part of the movable base 5 through screws; one end of the supporting rod 9 in the longitudinal direction is connected with the middle position of the top of the inner side of the protective cover 10 by a screw, and the other end is inserted into the upper end of the inner side of the supporting vertical seat 4 and is connected with the upper end by a square head bolt 11 by screw threads; the transverse left end of the liquid outlet pipe 12 penetrates through the middle position inside the supporting vertical seat 4 and is in threaded connection with the outlet of the right end of the sampling pump 3; the rotatable anti-confusion sample collection bottle structure 14 is connected with the movable base 5; the anti-blocking sinking type cleaning net barrel structure 13 is connected with the sampling hose 2; the liftable hose storage machine 15 is connected with the supporting vertical seat 4; the anti-blocking sinking type cleaning net barrel structure 13 comprises an anti-blocking net barrel 131, a disassembling disc 132, a balancing weight 133, an anti-rust cover 134, a suction pipe 135 and a butt joint pipe head 136, wherein the anti-blocking net barrel 131 is longitudinally connected with the middle position of the inner side between the disassembling discs 132 through screws; the balancing weight 133 is connected with the middle position of the lower surface of the dismounting plate 132 arranged at the lower part by a screw; the rust-proof cover 134 is covered outside the balancing weight 133; the vertical upper end threaded connection of straw 135 is at the inside lower extreme of butt joint tube head 136, and during groundwater quality sampling, the cooperation of accessible anti-blocking net section of thick bamboo 131 and dismantlement dish 132 plays anti-blocking's effect to straw 135 and butt joint tube head 136, can avoid appearing impurity jam problem, guarantees that the sample work goes on smoothly, can play good counter weight decline effect through balancing weight 133 and rust-resistant cover 134, guarantees that the sample work goes on smoothly.
In this embodiment, referring to fig. 3, the rotatable anti-confusion sample bottle structure 14 includes an anti-confusion recording sheet 141, a sampling bottle 142, a rotating disc 143, a rotating shaft 144, a deep groove ball bearing 145 and a fixing base 146, and the anti-confusion recording sheet 141 is adhered to the middle position of the front surface of the sampling bottle 142; the sampling bottles 142 are respectively and longitudinally arranged at the middle positions of the left side and the right side of the upper part of the rotary disk 143; the rotary disk 143 is connected to the upper end of the rotary shaft 144 by a screw at a lateral middle position; the longitudinal lower end of the rotating shaft 144 is arranged inside the inner ring of the deep groove ball bearing 145 in an interference fit manner; the deep groove ball bearing 145 is embedded in the middle position of the inside of the fixed base 146, when water is taken out, the sampling bottle 142 can be used for collecting water, the rotating disc 143 can be rotated to enable the rotating shaft 144 to act inside the deep groove ball bearing 145, the position of the sampling bottle 142 can be changed, so that the sampling can be conveniently performed for multiple times, the sampling condition can be recorded in real time through the anti-confusion recording sheet 141, and the follow-up detection work can be smoothly performed.
In this embodiment, referring to fig. 4, the hose storage machine 15 includes a storage wheel 151, an axle 152, a wheel seat 153, a driven gear 154, a storage motor 155 and a driving gear 156, wherein the storage wheel 151 is mounted at an inner middle position of the wheel seat 153 through the axle 152; the driven gear 154 is connected with the front end of the wheel axle 152 in a key way; the accommodating motor 155 is connected to the rear right middle position of the wheel seat 153 by a screw; the driving gear 156 is connected to the front end of the output shaft of the storage motor 155 in a key manner, so that the storage motor 155 can drive the driving gear 156 to rotate for better storage of the sampling hose 2, the driving gear 156 and the driven gear 154 are meshed to rotate, the wheel shaft 152 drives the storage wheel 151 to rotate, and the sampling hose 2 can be stored, so that smooth sampling work is guaranteed. The anti-blocking net drum 131 is specifically a stainless steel net drum.
In addition, as can be seen from the drawings, the rust inhibitive cover 134 is also provided in screw connection with the lower surface of the dismounting plate 132 provided at the lower portion. The docking head 136 is bolted longitudinally to an upper set of internal intermediate locations of the removable tray 132. The docking head 136 is threadedly connected to the left lower end inlet of the sampling hose 2.
Preferably, the rust inhibitive shield 134 is a PVC plastic shield. The connection between the rust-proof cover 134 and the dismounting disc 132 is provided with a rubber strip. The anti-aliasing recording patch 141 specifically employs a convenient patch.
As a preferred possibility, the fixed base 146 is laterally bolted in the middle position on the upper right side of the mobile base 5. The driven gear 154 and the driving gear 156 are engaged with each other. The output shaft of the housing motor 155 penetrates through the middle position on the inner right side of the wheel seat 153. The storage wheel 151 is an i-shaped engineering plastic wheel. The sampling hose 2 is wound around the outer surface of the take-up wheel 151. The wheel seat 153 is bolted to the upper left middle position of the support stand 4. The sampling switch 8 is connected with the storage motor 155 through a wire. The sampling switch 8 is a KCD1 type switch, and the housing motor 155 is a 775 type motor.
The specific implementation process is as follows: according to the invention, when underground water quality is sampled, the anti-blocking net drum 131 and the dismounting disc 132 are matched, the anti-blocking effect on the suction tube 135 and the butt joint tube head 136 is realized, the problem of impurity blocking can be avoided, the smooth proceeding of sampling work is ensured, the good counterweight descending effect can be realized through the counterweight 133 and the anti-rust cover 134, the smooth proceeding of sampling work is ensured, when water quality is taken out, the sampling bottle 142 can be collected, the rotating shaft 144 can act inside the deep groove ball bearing 145 through the rotating disc 143, the position of the sampling bottle 142 can be changed, so that the sampling work can be conveniently carried out for multiple times, the sampling condition can be recorded in real time through the anti-confusion recording sheet 141, the smooth proceeding of the subsequent detection work is ensured, the driving gear 156 can be driven to rotate through the collecting motor 155, the driving gear 156 and the driven gear 154 are meshed to rotate, the axle 152 drives the collecting wheel 151 to rotate, and the sampling hose 2 can be collected, so that the sampling work is ensured to be smoothly carried out.
Of course, the above is only a specific application example of the present invention, and other embodiments of the present invention are also possible, and all technical solutions formed by equivalent substitution or equivalent transformation are within the scope of protection claimed by the present invention.
Claims (8)
1. The sampler for the underground water quality investigation is characterized by comprising a connecting pipe head (1), a sampling hose (2), a sampling pump (3), a supporting vertical seat (4), a movable base (5), a movable wheel (6), a liquid collecting box (7), a sampling switch (8), a supporting rod (9), a protective cover (10), a square head bolt (11), a liquid outlet pipe (12), a blocking-sinking-preventing cleaning net barrel structure (13), a rotatable anti-confusion sample collecting bottle structure (14) and a liftable hose storage machine (15), wherein one end of the connecting pipe head (1) is in threaded connection with the sampling hose (2), and the other end of the connecting pipe head is in threaded connection with the left inlet of the sampling pump (3); the sampling pump (3) is connected to the middle position of the left side of the supporting vertical seat (4) through bolts; the lower end of the vertical support seat (4) is connected with the middle position of the left upper side of the movable base (5) through bolts; the four corners of the bottom of the movable base (5) are respectively connected with a movable wheel (6) through bolts; the liquid collecting box (7) is transversely arranged at the left upper side of the movable base (5); the sampling switch (8) is connected to the right side of the front part of the movable base (5) through screws; one end of the supporting rod (9) in the longitudinal direction is connected with the middle position of the top of the inner side of the protective cover (10) through a screw, and the other end of the supporting rod is inserted into the upper end of the inner side of the supporting vertical seat (4) and is connected with the upper end through a square head bolt (11) through threads; the transverse left end of the liquid outlet pipe (12) penetrates through the middle position inside the supporting vertical seat (4) and is in threaded connection with the outlet of the right end of the sampling pump (3); the rotatable anti-confusion sample collection bottle structure (14) is connected with the movable base (5); the anti-blocking sinking type cleaning net barrel structure (13) is connected with the sampling hose (2); the hose storage machine (15) capable of being lifted and placed is connected with the supporting vertical seat (4); the anti-blocking sinking type cleaning net barrel structure (13) comprises an anti-blocking net barrel (131), a dismounting disc (132), a balancing weight (133), an anti-rust cover (134), a suction pipe (135) and a butt joint pipe head (136), wherein the anti-blocking net barrel (131) is longitudinally connected with the middle position of the inner side between the dismounting discs (132) through screws; the balancing weight (133) is connected with the middle position of the lower surface of the dismounting disc (132) arranged at the lower part by a screw; the rust-proof cover (134) is covered outside the balancing weight (133); the upper end of the suction pipe (135) in the longitudinal direction is connected with the lower end of the inside of the butt joint pipe head (136) in a threaded manner; the rotatable anti-confusion sample collection bottle structure (14) comprises an anti-confusion recording sheet (141), a sampling bottle (142), a rotary disc (143), a rotary shaft (144), a deep groove ball bearing (145) and a fixed base (146), wherein the anti-confusion recording sheet (141) is stuck to the middle position of the front surface of the sampling bottle (142); the sampling bottles (142) are respectively and longitudinally arranged at the middle positions of the left side and the right side of the upper part of the rotary disc (143); the horizontal middle position of the rotary disk (143) is connected with the upper end of the rotary shaft (144) through a screw; the longitudinal lower end of the rotating shaft (144) is arranged in the inner ring of the deep groove ball bearing (145) in an interference fit manner; the deep groove ball bearing (145) is embedded in the middle position inside the fixed base (146); the hose storage machine (15) comprises a storage wheel (151), a wheel shaft (152), a wheel seat (153), a driven gear (154), a storage motor (155) and a driving gear (156), wherein the storage wheel (151) is arranged at the middle position inside the wheel seat (153) through the wheel shaft (152); the driven gear (154) is connected with the front end of the wheel shaft (152) in a key way; the accommodating motor (155) is connected to the middle position of the right side of the rear part of the wheel seat (153) through screws; the driving gear (156) is connected with the front end of the output shaft of the storage motor (155) in a key way.
2. The underground water quality survey sampler of claim 1, wherein the anti-clogging net drum (131) is a stainless steel net drum.
3. The underground water quality survey sampler of claim 1, wherein the rust-proof cover (134) is further provided in screw connection with the lower surface of the detachable plate (132) provided at the lower part.
4. The underground water quality survey sampler of claim 1, wherein the butt joint pipe head (136) is longitudinally bolted to an inner middle position of a dismounting plate (132) provided at an upper portion.
5. The underground water quality survey sampler of claim 1, wherein the butt joint pipe head (136) is screwed at the left lower end inlet of the sampling hose (2).
6. The underground water quality survey sampler of claim 1, wherein the rust-proof cover (134) is a PVC plastic cover.
7. The sampler for underground water quality investigation according to claim 1, wherein the connection between the rust-proof cover (134) and the detachable disc (132) arranged at the lower part is provided with a rubber strip.
8. The sampler for groundwater quality investigation according to claim 1, wherein the anti-confusion recording sheet (141) is a convenience patch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010092558.2A CN111381011B (en) | 2020-02-14 | 2020-02-14 | Sampler for underground water quality investigation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010092558.2A CN111381011B (en) | 2020-02-14 | 2020-02-14 | Sampler for underground water quality investigation |
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| Publication Number | Publication Date |
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| CN111381011A CN111381011A (en) | 2020-07-07 |
| CN111381011B true CN111381011B (en) | 2024-04-23 |
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| CN202010092558.2A Active CN111381011B (en) | 2020-02-14 | 2020-02-14 | Sampler for underground water quality investigation |
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