CN112046565A - High-efficient removal filtration formula sample car - Google Patents

High-efficient removal filtration formula sample car Download PDF

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Publication number
CN112046565A
CN112046565A CN202010939966.7A CN202010939966A CN112046565A CN 112046565 A CN112046565 A CN 112046565A CN 202010939966 A CN202010939966 A CN 202010939966A CN 112046565 A CN112046565 A CN 112046565A
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CN
China
Prior art keywords
fixedly connected
plate
sample storage
storage box
box
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010939966.7A
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Chinese (zh)
Inventor
孙民
徐仁宏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Huada Instrument & Equipment Co ltd
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Suzhou Huada Instrument & Equipment Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Suzhou Huada Instrument & Equipment Co ltd filed Critical Suzhou Huada Instrument & Equipment Co ltd
Priority to CN202010939966.7A priority Critical patent/CN112046565A/en
Publication of CN112046565A publication Critical patent/CN112046565A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62BHAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B3/00Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62BHAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B3/00Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor
    • B62B3/02Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor involving parts being adjustable, collapsible, attachable, detachable or convertible
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62BHAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B5/00Accessories or details specially adapted for hand carts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62BHAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B5/00Accessories or details specially adapted for hand carts
    • B62B5/04Braking mechanisms; Locking devices against movement
    • B62B5/049Braking mechanisms; Locking devices against movement locking against movement by contacting the floor or a wall
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/02Devices for withdrawing samples
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62BHAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B2202/00Indexing codes relating to type or characteristics of transported articles

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

The invention relates to a high-efficiency mobile filtering type sampling vehicle, which comprises an electric vehicle body, wherein two sides of the electric vehicle body are fixedly connected with mobile rollers, the top of the electric vehicle body is fixedly connected with a mounting fixing plate, one side of the mounting fixing plate is fixedly connected with a hanging plate, the surface of the hanging plate is provided with a hanging hole, the top of the mounting fixing plate is fixedly connected with a storage battery, the top of the storage battery is fixedly connected with a filter box, one side of the filter box is fixedly connected with a sample storage box, the top of the sample storage box is connected with a box cover through threads, and the center of the surface of the box cover is fixedly connected with a button handle. The safety in use is improved.

Description

High-efficient removal filtration formula sample car
Technical Field
The invention relates to a high-efficiency mobile filtering type sampling vehicle, and belongs to the technical field of sampling vehicle equipment.
Background
The sampling vehicle is suitable for sampling raw and auxiliary materials of pharmaceutical preparations and sterile preparations, is widely suitable for sampling raw and auxiliary materials of special occasions in the industries of medicines, preparations, electronics, precision instruments, foods and the like, and can achieve ten-thousand-level cleanliness according to GMP standard requirements, simultaneously, used computer elements conform to GB1497-85 (electric safety standard) and GB-191 (packaging standard) and can be adjusted according to the specific requirements, when the existing device is used, the power mode adopted by movement is single, the structure of wind power generation is complex, the electricity storage capacity is poor, during the process of sampling, part of samples need to be processed on site to ensure the integrity of the samples, but the existing device can not provide a good and stable processing platform, and the stability is insufficient when the device is stopped, so that the use safety is influenced, therefore, the efficient mobile filtering type sampling vehicle is provided.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the existing defects, and provide the high-efficiency mobile filtering type sampling vehicle, which can be moved by adopting various power modes such as automation, manpower, connection with an external device and the like, so that the functional diversity of the device is increased, workers can timely process samples, the integrity of the samples is ensured, the device is conveniently fixed at a designated place in the process of outgoing sampling, the safety in use is improved, and the problems in the background technology can be effectively solved.
In order to solve the technical problems, the invention provides the following technical scheme:
a high-efficiency moving filtering type sampling vehicle comprises an electric vehicle body, wherein moving rollers are fixedly connected to two sides of the electric vehicle body, an installation fixing plate is fixedly connected to the top of the electric vehicle body, a hook plate is fixedly connected to one side of the installation fixing plate, hook holes are formed in the surface of the hook plate, a storage battery is fixedly connected to the top of the installation fixing plate, a filter box is fixedly connected to the top of the storage battery, a sample storage box is fixedly connected to one side of the filter box, the top of the sample storage box is connected with a box cover through threads, a button handle is fixedly connected to the center of the surface of the box cover, a side installation protection plate is fixedly connected to one side of the sample storage box, an auxiliary rod is fixedly connected to the surface of the side installation protection plate, a hinge is fixedly connected to the surface of the auxiliary rod, an, the utility model discloses a sample storage box, including padlock fixed block, side installation protective plate, recess inner wall fixedly connected with folding joint frame, folding joint frame one side fixedly connected with telescopic sleeve, the telescopic link has been cup jointed to the telescopic sleeve inner chamber, telescopic link top fixedly connected with antiskid support head, sample storage box opposite side fixedly connected with rack, the insertion hole has been seted up at the rack top, the locating hole has been seted up in installation fixed plate surface four corners, be equipped with the locating pin in the locating hole, sample storage box rear side fixedly connected with support, support one side fixedly connected with pushing hands.
Furthermore, a supporting groove is formed in the inner side of the operating table panel, and the supporting groove is matched with the anti-skid supporting head structure.
Furthermore, the inserting holes are distributed on the surface of the placing frame in a strip array mode, the number of the inserting holes is consistent with the number of the positioning nails, and the inner diameter of each inserting hole is consistent with the diameter of the cross section of each positioning nail.
Further, the length, the width and the height of the filter box are consistent with those of the sample storage box, the bottom of the sample storage box is fixedly connected with the storage battery, and the length of the sample storage box is half of that of the storage battery.
Further, the length of the side installation protection plate is consistent with that of the storage battery, the height of the side installation protection plate is equal to the sum of the height of the storage battery and the height of the sample storage box, and the bottom of the side installation protection plate is fixedly connected to the installation fixing plate.
Furthermore, one side of the storage battery is electrically connected to the electric vehicle body through a conducting wire, and the length and the width of the electric vehicle body are smaller than those of the installation fixing plate.
Further, the recess is the symmetric distribution in side-mounting guard plate surface, telescopic sleeve is located the recess inboard, just telescopic sleeve and groove structure phase-match.
Further, the bottom of the placing frame is fixedly connected to the mounting fixing plate, and one side of the placing frame is fixedly connected with the filter box.
Further, the hanging plate is of a square plate-shaped structure and is located in the center of the front side of the installation fixing plate.
The invention has the beneficial effects that:
1. the invention relates to a high-efficiency mobile filtering type sampling vehicle which can be moved in various power modes such as automation, manpower, connection with an external device and the like by arranging an electric vehicle body, a push handle and a hitching plate, has simple structure, reliable performance, difficult damage, wide application range and strong adaptability, and can ensure the cruising ability during the moving process of going out.
2. The invention relates to a high-efficiency mobile filtering type sampling vehicle, which is provided with an operation table panel, so that the functional diversity of the device is increased, the function is practical, a worker can process partial samples in time, the integrity and the effectiveness of the samples are ensured, the sampling vehicle can be used as a table top, and the worker can process files conveniently.
3. The invention relates to a high-efficiency mobile filtering type sampling vehicle, which is provided with a mounting positioning plate and a positioning nail, provides a stable fulcrum for the structural mounting of the device, is convenient to fix the device at a specified place in the process of outgoing sampling, has high stability and improves the safety in use.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
FIG. 1 is a schematic view of the overall structure of a high-efficiency mobile filtering type sampling vehicle;
FIG. 2 is a schematic top view of the high efficiency mobile filtration type sampling cart of the present invention;
FIG. 3 is a schematic structural view of a mounting and fixing plate of a high-efficiency mobile filtering type sampling vehicle according to the present invention
FIG. 4 is a schematic structural diagram of an operating deck of an efficient mobile filtering type sampling vehicle according to the present invention;
FIG. 5 is a schematic structural diagram of a telescopic sleeve of the high-efficiency mobile filtering type sampling vehicle of the invention;
reference numbers in the figures: 1. an electric vehicle body; 2. moving the roller; 3. mounting a fixed plate; 4. a hanging plate; 5. hanging holes; 6. a storage battery; 7. a filter box; 8. a sample storage box; 9. a box cover; 10. a button handle; 11. side mounting protection plates; 12. an auxiliary lever; 13. a hinge; 14. an operation panel; 15. locking the fixed block; 16. locking the lock head; 17. a groove; 18. folding the joint frame; 19. a telescopic sleeve; 20. a telescopic rod; 21. an anti-slip support head; 22. placing a rack; 23. inserting holes; 24. positioning holes; 25. positioning nails; 26. a support; 27. a pushing handle; 28. and a support groove.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
As shown in fig. 1-5, a high-efficiency mobile filtration type sampling vehicle comprises an electric vehicle body 1, wherein two sides of the electric vehicle body 1 are fixedly connected with mobile rollers 2, the top of the electric vehicle body 1 is fixedly connected with an installation fixing plate 3, the installation fixing plate 3 provides a stable pivot for the structural installation of the device, the device can be conveniently fixed at a designated place in the process of outgoing sampling by matching with a positioning nail 25, the stability is high, and the safety in use is improved, one side of the installation fixing plate 3 is fixedly connected with a hanging plate 4, the surface of the hanging plate 4 is provided with a hanging hole 5, the top of the installation fixing plate 3 is fixedly connected with a storage battery 6, the top of the storage battery 6 is fixedly connected with a filter box 7, one side of the filter box 7 is fixedly connected with a sample storage box 8, the top of the sample storage box 8 is connected with a box cover 9 through threads, the center of the surface of the box cover 9 is fixedly connected with a button handle 10, one side of the sample storage box 8 is fixedly connected with a side mounting protection plate 11, the surface of the side mounting protection plate 11 is fixedly connected with an auxiliary rod 12, the surface of the auxiliary rod 12 is fixedly connected with a hinge 13, one side of the hinge 13 is fixedly connected with an operation panel 14, the operation panel 14 increases the functional diversity of the device, has practical functions, is beneficial for workers to timely process partial samples, ensures the integrity and the validity of the samples, can be used as a desktop, is convenient for the workers to process files and the like, the bottom of the operation panel 14 is fixedly connected with a buckling and locking fixed block 15, one side of the buckling and locking fixed block 15 is provided with a buckling and locking head 16, the surface of the side mounting protection plate 11 is provided with a groove 17, the inner wall of the groove 17 is fixedly connected with a folding joint frame 18, one, an inner cavity of the telescopic sleeve 19 is sleeved with a telescopic rod 20, the top end of the telescopic rod 20 is fixedly connected with an anti-skidding support head 21, the other side of the sample storage box 8 is fixedly connected with a placing rack 22, the top of the placing rack 22 is provided with an inserting hole 23, positioning holes 24 are arranged at four corners of the surface of the mounting and fixing plate 3, positioning nails 25 are arranged in the positioning holes 24, the rear side of the sample storage box 8 is fixedly connected with a bracket 26, one side of the bracket 26 is fixedly connected with a push handle 27, the electric vehicle body 1, the hanging plate 4 and the push handle 27 can facilitate the staff to select a proper moving mode according to the requirement, can adopt multiple power modes such as automation, manpower and connection external device to remove, and simple structure, the dependable performance is not fragile, and application scope is wide, and adaptability is strong, can guarantee the duration of driving at the removal in-process of going out.
As shown in fig. 2-4, the operation panel 14 has been seted up to the inboard and has been supported groove 28, support groove 28 and anti-skidding support head 21 structure phase-match, it distributes on rack 22 surface to insert hole 23 to be bar array, insert hole 23 quantity and location nail 25 quantity unanimously, insert hole 23 internal diameter and location nail 25 cross section diameter unanimously, location nail 25 simple structure, the installation is fixed convenient and fast, can place through rack 22 after retrieving, guarantees the stability of placing.
As shown in fig. 3, the length, width and height of the filtering box 7 are consistent with the length, width and height of the sample storage box 8, the bottom of the sample storage box 8 is fixedly connected to the storage battery 6, the length of the sample storage box 8 is half of the length of the storage battery 6, the length of the side installation protection plate 11 is consistent with the length of the storage battery 6, the height of the side installation protection plate 11 is equal to the sum of the height of the storage battery 6 and the height of the sample storage box 8, the bottom of the side installation protection plate 11 is fixedly connected to the installation fixing plate 3, the side installation protection plate 11 can play a certain protection role, and provides a stable installation pivot for installation of the partial structure of the device.
As shown in fig. 1-5, battery 6 one side is through wire electric connection in electric automobile body 1, just electric automobile body 1 length width is less than installation fixed plate 3 length width, recess 17 is symmetric distribution in side-mounting guard plate 11 surface, telescopic sleeve 19 is located recess 17 inboardly, just telescopic sleeve 19 and recess 17 structure phase-match, telescopic sleeve 19 can play stable supporting role for operation panel 14, and simple structure, and the recovery of being convenient for can avoid causing the influence to the use of other structures when not using.
As shown in fig. 1-3, rack 22 bottom fixed connection is in installation fixed plate 3, rack 22 one side fixed connection rose box 7, hitch plate 4 is square platelike structure, hitch plate 4 is located 3 front side central authorities of installation fixed plate, hitch plate 4 structure is durable reliable, can be used for articulating on the outside power device, and then drives this device and remove, and the position is reasonable, guarantees that this device is when accepting to pull, and partial structure atress is even, avoids the structure to receive the damage.
The working principle of the invention is as follows: when using, can promote this device through pushing hands 27 and remove, perhaps connect outside power device traction movement through hitch plate 4, perhaps supply power through battery 6, electric automobile body 1 drives this device with the cooperation of removal gyro wheel 2 and removes, the sample can be gathered to rose box 7, the sample can be preserved to sample preservation case 8, when the stop motion, can take out locating pin 25 from rack 22, it keeps this device's stability to drive ground through locating hole 24, side-mounting guard plate 11 plays certain guard action to this device, lift up operation panel 14 through hinge 13, support operation panel 14 through the cooperation of telescope tube 19 with telescopic link 20, the staff can handle the sample on operation panel 14.
The above embodiments are preferred embodiments of the present invention, and those skilled in the art can make variations and modifications to the above embodiments, therefore, the present invention is not limited to the above embodiments, and any obvious improvements, substitutions or modifications made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims (9)

1. The utility model provides a high-efficient removal filtration formula sampling car, includes electric automobile body (1), its characterized in that: the automatic storage device is characterized in that the two sides of the electric vehicle body (1) are fixedly connected with movable idler wheels (2), the top of the electric vehicle body (1) is fixedly connected with an installation fixing plate (3), one side of the installation fixing plate (3) is fixedly connected with a hanging plate (4), a hanging hole (5) is formed in the surface of the hanging plate (4), the top of the installation fixing plate (3) is fixedly connected with a storage battery (6), the top of the storage battery (6) is fixedly connected with a filter box (7), one side of the filter box (7) is fixedly connected with a sample storage box (8), the top of the sample storage box (8) is connected with a box cover (9) through threads, the surface center of the box cover (9) is fixedly connected with a button handle (10), one side of the sample storage box (8) is fixedly connected with a side installation protection plate (11), and the, the surface of the auxiliary rod (12) is fixedly connected with a hinge (13), one side of the hinge (13) is fixedly connected with an operation panel (14), the bottom of the operation panel (14) is fixedly connected with a padlock fixing block (15), one side of the padlock fixing block (15) is provided with a padlock head (16), the surface of the side installation protection plate (11) is provided with a groove (17), the inner wall of the groove (17) is fixedly connected with a folding joint frame (18), one side of the folding joint frame (18) is fixedly connected with a telescopic sleeve (19), the inner cavity of the telescopic sleeve (19) is sleeved with a telescopic rod (20), the top end of the telescopic rod (20) is fixedly connected with an anti-skidding support head (21), the other side of the sample storage box (8) is fixedly connected with a storage rack (22), the top of the storage rack (22) is provided with an insertion hole (23), and four corners, the sample storage box is characterized in that a positioning nail (25) is arranged in the positioning hole (24), a support (26) is fixedly connected to the rear side of the sample storage box (8), and a pushing handle (27) is fixedly connected to one side of the support (26).
2. The high-efficiency mobile filtering type sampling vehicle as claimed in claim 1, wherein: the inner side of the operating table panel (14) is provided with a supporting groove (28), and the supporting groove (28) is structurally matched with the anti-skidding supporting head (21).
3. The high-efficiency mobile filtering type sampling vehicle as claimed in claim 1, wherein: the inserting holes (23) are distributed on the surface of the placing frame (22) in a strip array mode, the number of the inserting holes (23) is consistent with the number of the positioning nails (25), and the inner diameter of each inserting hole (23) is consistent with the diameter of the cross section of each positioning nail (25).
4. The high-efficiency mobile filtering type sampling vehicle as claimed in claim 1, wherein: the length, the width and the height of the filter box (7) are consistent with those of the sample storage box (8), the bottom of the sample storage box (8) is fixedly connected to the storage battery (6), and the length of the sample storage box (8) is half of that of the storage battery (6).
5. The high-efficiency mobile filtering type sampling vehicle as claimed in claim 1, wherein: the length of the side installation protection plate (11) is consistent with that of the storage battery (6), the height of the side installation protection plate (11) is equal to the sum of the height of the storage battery (6) and the height of the sample storage box (8), and the bottom of the side installation protection plate (11) is fixedly connected to the installation fixing plate (3).
6. The high-efficiency mobile filtering type sampling vehicle as claimed in claim 1, wherein: one side of the storage battery (6) is electrically connected to the electric vehicle body (1) through a conducting wire, and the length and the width of the electric vehicle body (1) are smaller than those of the installation fixing plate (3).
7. The high-efficiency mobile filtering type sampling vehicle as claimed in claim 1, wherein: recess (17) are symmetric distribution in side-mounting guard plate (11) surface, telescope tube (19) are located recess (17) inboardly, just telescope tube (19) and recess (17) structure phase-match.
8. The high-efficiency mobile filtering type sampling vehicle as claimed in claim 1, wherein: the bottom of the placing frame (22) is fixedly connected to the mounting fixing plate (3), and one side of the placing frame (22) is fixedly connected with the filter box (7).
9. The high-efficiency mobile filtering type sampling vehicle as claimed in claim 1, wherein: the hanging plate (4) is of a square plate-shaped structure, and the hanging plate (4) is located in the center of the front side of the installation fixing plate (3).
CN202010939966.7A 2020-09-09 2020-09-09 High-efficient removal filtration formula sample car Pending CN112046565A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010939966.7A CN112046565A (en) 2020-09-09 2020-09-09 High-efficient removal filtration formula sample car

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010939966.7A CN112046565A (en) 2020-09-09 2020-09-09 High-efficient removal filtration formula sample car

Publications (1)

Publication Number Publication Date
CN112046565A true CN112046565A (en) 2020-12-08

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4911792U (en) * 1972-04-28 1974-01-31
CN104163082A (en) * 2014-09-01 2014-11-26 南京工业职业技术学院 Intelligent water environment amphibious automatic sampling vehicle
CN105004579A (en) * 2015-07-16 2015-10-28 苏州华达仪器设备有限公司 High-efficiency filter type clean sampling vehicle
JP2016145029A (en) * 2010-01-11 2016-08-12 ザ・ボーイング・カンパニーThe Boeing Company Method and system for dispersing decontamination agent
CN209182086U (en) * 2018-09-18 2019-07-30 天津蓝宇环境检测有限公司 It is a kind of for acquiring the sampler of sewage
CN209650299U (en) * 2018-12-06 2019-11-19 江苏恒丰新材料制造有限公司 Sample cart
CN209673412U (en) * 2019-03-26 2019-11-22 刘金娟 A kind of geological prospecting soil sample device
CN210166202U (en) * 2019-06-12 2020-03-20 金华市农业科学研究院 Shallow of agricultural product system appearance
CN210953496U (en) * 2019-07-10 2020-07-07 于福顺 Quality detection sampling device of irrigation water

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4911792U (en) * 1972-04-28 1974-01-31
JP2016145029A (en) * 2010-01-11 2016-08-12 ザ・ボーイング・カンパニーThe Boeing Company Method and system for dispersing decontamination agent
CN104163082A (en) * 2014-09-01 2014-11-26 南京工业职业技术学院 Intelligent water environment amphibious automatic sampling vehicle
CN105004579A (en) * 2015-07-16 2015-10-28 苏州华达仪器设备有限公司 High-efficiency filter type clean sampling vehicle
CN209182086U (en) * 2018-09-18 2019-07-30 天津蓝宇环境检测有限公司 It is a kind of for acquiring the sampler of sewage
CN209650299U (en) * 2018-12-06 2019-11-19 江苏恒丰新材料制造有限公司 Sample cart
CN209673412U (en) * 2019-03-26 2019-11-22 刘金娟 A kind of geological prospecting soil sample device
CN210166202U (en) * 2019-06-12 2020-03-20 金华市农业科学研究院 Shallow of agricultural product system appearance
CN210953496U (en) * 2019-07-10 2020-07-07 于福顺 Quality detection sampling device of irrigation water

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Application publication date: 20201208

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