CN110907229A - Humectant that facilitates use detects uses quantitative sampling device - Google Patents

Humectant that facilitates use detects uses quantitative sampling device Download PDF

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Publication number
CN110907229A
CN110907229A CN201911268409.0A CN201911268409A CN110907229A CN 110907229 A CN110907229 A CN 110907229A CN 201911268409 A CN201911268409 A CN 201911268409A CN 110907229 A CN110907229 A CN 110907229A
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CN
China
Prior art keywords
measuring cylinder
connecting box
quantitative sampling
piston
humectant
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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
CN201911268409.0A
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Chinese (zh)
Inventor
廖海霞
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Jiangxi Ruwei New Material Technology Co Ltd
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Jiangxi Ruwei New Material Technology Co Ltd
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Publication date
Application filed by Jiangxi Ruwei New Material Technology Co Ltd filed Critical Jiangxi Ruwei New Material Technology Co Ltd
Priority to CN201911268409.0A priority Critical patent/CN110907229A/en
Publication of CN110907229A publication Critical patent/CN110907229A/en
Pending legal-status Critical Current

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    • 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
    • G01N1/10Devices for withdrawing samples in the liquid or fluent state
    • G01N1/14Suction devices, e.g. pumps; Ejector devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/01Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
    • B01D29/014Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements with curved filtering elements
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F19/00Calibrated capacity measures for fluids or fluent solid material, e.g. measuring cups
    • G01F19/005Calibrated capacity measures for fluids or fluent solid material, e.g. measuring cups for semi-liquid, e.g. fat
    • 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
    • G01N1/10Devices for withdrawing samples in the liquid or fluent state
    • G01N1/14Suction devices, e.g. pumps; Ejector devices
    • G01N2001/1418Depression, aspiration
    • G01N2001/1427Positive displacement, piston, peristaltic

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Fluid Mechanics (AREA)
  • Sampling And Sample Adjustment (AREA)

Abstract

A convenient quantitative sampling device for humectant detection comprises a connecting box, a rope winding device, a liquid pumping hose, a measuring cylinder, an exhaust tube and a piston; the rope winding device is arranged on the connecting box, and the telescopic adjusting device is transversely arranged on the vertical plate; the connecting rope is connected with the rope winding device and the heavy object; the bottom of the heavy object is provided with a filter head; the measuring cylinder is arranged on the connecting box, the graduated scale is vertically arranged on the measuring cylinder, and the exhaust pipe is communicated with the measuring cylinder and the connecting box; the liquid-pumping hose is arranged on the weight and communicated with the measuring cylinder; the piston is movably arranged in the connecting box, and the movable piece is positioned in the connecting box; the movable rod is transversely arranged on the piston and penetrates through the movable piece to be connected with the limiting piece; the pull rod is transversely arranged on the movable piece and penetrates through the connecting box to be connected with the fixed disc; the threaded rod penetrates through the pull rod and the movable piece and is connected with the piston in a rotating mode, and the threaded rod is connected with the pull rod in a threaded mode. The invention has simple operation, convenient use, high sampling precision, time and labor saving in the operation process and excellent use effect, and can quantitatively sample the humectant.

Description

Humectant that facilitates use detects uses quantitative sampling device
Technical Field
The invention relates to the technical field of humectant detection, in particular to a convenient quantitative sampling device for humectant detection.
Background
Moisturizers are hydrophilic skin moisturizing substances, have the capacity of binding water in a lower humidity range and supplement water to the skin, and can maintain the skin in a balanced state with higher than normal water content by controlling the water exchange between the product and the ambient air, thereby playing a role in relieving the dryness of the skin;
in humectant production process, need examine the performance of humectant usually, need carry out the ration sample to the humectant usually in its testing process, current sampling device's structure is comparatively simple, and inconvenient taking out the humectant from humectant storage device ration, and the sampling precision is not high, and the sample is comparatively troublesome.
Disclosure of Invention
Objects of the invention
In order to solve the technical problems in the background art, the invention provides the convenient quantitative sampling device for detecting the humectant, which is simple to operate, convenient to use, capable of quantitatively sampling the humectant, high in sampling precision, time-saving and labor-saving in the operation process and excellent in use effect.
(II) technical scheme
The invention provides a convenient quantitative sampling device for humectant detection, which comprises a base, a connecting box, a rope winding device, a telescopic adjusting device, a heavy object, a liquid pumping hose, a measuring cylinder, an exhaust tube, a piston, a moving part, a movable rod, a limiting part, a pull rod, a threaded rod, a fixed disk, a turn button and a connecting rope, wherein the connecting box is arranged on the base;
the bottom of the base is provided with a supporting piece, and the top of the base is vertically provided with a lifting device; the connecting box is transversely arranged on the lifting device, and the top of the connecting box is provided with a vertical plate; the rope winding device is arranged on the connecting box, and the telescopic adjusting device is transversely arranged on the vertical plate; the vertical plate and the telescopic adjusting device are provided with fixed pulleys, and the connecting rope compresses each fixed pulley and is connected with the rope winding device and the heavy object; a collecting cavity is arranged inside the heavy object, and a filter head is arranged at the bottom of the heavy object; the filter head is uniformly provided with filter holes;
the measuring cylinder is arranged on the connecting box, the graduated scale is vertically arranged on the measuring cylinder, and the exhaust pipe is communicated with the measuring cylinder and the connecting box; the liquid-pumping hose is arranged on the heavy object and is communicated with the collecting cavity, and the other end of the liquid-pumping hose is communicated with the measuring cylinder; an output pipe is arranged at the bottom of the measuring cylinder, and a control valve is arranged on the output pipe;
the piston is movably arranged in the connecting box, the movable piece is positioned in the connecting box, and the piston is positioned at one side close to the measuring cylinder; the movable rod is transversely arranged on the piston and penetrates through the movable piece to be connected with the limiting piece; the pull rod is transversely arranged on the movable piece and penetrates through the connecting box to be connected with the fixed disc; a threaded hole is transversely formed in the pull rod, and a through hole is correspondingly formed in the movable piece; the threaded rod penetrates through the pull rod and the movable piece and is in rotary connection with the piston, and the threaded rod is in threaded connection with the pull rod; the turn button is arranged on the threaded rod and is positioned on the periphery of the fixed disk.
Preferably, the number of fixed pulleys is three, and a set of vertical setting is on the riser, and a set of vertical setting is on flexible adjusting device, and a set of level sets up on flexible adjusting device.
Preferably, the telescopic adjusting device is an electric telescopic rod.
Preferably, the lifting device is a hydraulic cylinder or an air cylinder.
Preferably, the rope winding device comprises a motor and a rope winding roller;
the output of motor is equipped with the output shaft, and the wiring roller setting is on the output shaft, and the wiring roller winding connects the rope.
Preferably, the telescopic adjusting device is provided with a limiting ring, and the liquid pumping hose penetrates through the limiting ring.
Preferably, the rope winding roller is in the shape of an I.
Preferably, the number of the supporting pieces is four, and the bottom of each supporting piece is provided with a roller.
Preferably, the liquid suction hose is provided with a connector with external threads, the measuring cylinder is correspondingly provided with a threaded hole, and the connector is in threaded connection with the measuring cylinder.
Preferably, the air exhaust pipe is provided with a connector with external threads, the measuring cylinder is correspondingly provided with a threaded hole, and the connector is in threaded connection with the measuring cylinder.
The technical scheme of the invention has the following beneficial technical effects:
the position of the heavy object is adjusted through the lifting device and the telescopic adjusting device, so that the heavy object is positioned right above the humectant storage device; the rope winding device is used for releasing the rope, the connecting rope is always in a straightening state under the action of the gravity of the weight, the weight is further lowered until the weight enters the humectant storage device and is immersed in the humectant, the operation is simple, the operation process is time-saving and labor-saving, the humectants at different depth positions can be sampled, and the detection is facilitated;
holding the fixed disc and pulling the pull rod outwards to enable the movable piece to move towards the direction away from the measuring cylinder, and the piston moves along with the movable piece under the pulling action of the movable rod so as to pump out the gas in the measuring cylinder and enable the interior of the measuring cylinder to be in a negative pressure state; the humectant in the humectant storage device enters the collecting cavity, and the filter head can filter out fixed particles in the humectant, so that subsequent detection is facilitated; the humectant in the collecting cavity enters the measuring cylinder through the liquid pumping hose, and the pumping amount of the humectant is visually known through a graduated scale on the measuring cylinder; when the humectant suction volume inserts required sample volume, stop to exert pulling force to the pull rod to slowly rotate the turn-button, the threaded rod rotates thereupon and pulls the piston towards the slow motion of the direction of moving part, in the humectant slowly got into the graduated flask, reached the sample volume until the humectant in the graduated flask, can show improvement sampling precision, realized the ration sample, the result of use is splendid.
Drawings
Fig. 1 is a schematic structural diagram of a convenient quantitative sampling device for detecting a humectant.
Fig. 2 is a front view of a convenient quantitative sampling device for detecting a humectant.
Fig. 3 is a schematic connection diagram of a connection box and a measuring cylinder in the convenient quantitative sampling device for detecting the humectant provided by the invention.
Fig. 4 is a schematic structural diagram of a rope winding device in the convenient quantitative sampling device for detecting the moisturizer.
Fig. 5 is a schematic diagram illustrating connection between a weight and a filter head in the convenient quantitative sampling device for detecting a humectant.
Reference numerals: 1. a base; 2. a support member; 3. a roller; 4. a lifting device; 5. a connecting box; 6. a vertical plate; 7. a rope winding device; 8. a telescopic adjusting device; 9. a weight; 10. a filter head; 11. a liquid-extracting hose; 12. a measuring cylinder; 13. a fixed pulley; 14. a limiting ring; 15. an air exhaust pipe; 16. a piston; 17. a movable member; 18. a movable rod; 19. a limiting member; 20. a pull rod; 21. a threaded rod; 22. fixing the disc; 23. turning a button; 24. a graduated scale; 25. an output pipe; 26. a motor; 27. an output shaft; 28. a rope winding roller; 29. a collection chamber; 30. and connecting ropes.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1 to 5, the convenient quantitative sampling device for humectant detection provided by the present invention comprises a base 1, a connection box 5, a rope winding device 7, a telescopic adjusting device 8, a weight 9, a liquid pumping hose 11, a measuring cylinder 12, an air pumping pipe 15, a piston 16, a movable member 17, a movable rod 18, a limiting member 19, a pull rod 20, a threaded rod 21, a fixed disk 22, a turn button 23 and a connection rope 30;
the bottom of the base 1 is provided with a support 2, and the top is vertically provided with a lifting device 4; the connecting box 5 is transversely arranged on the lifting device 4, and the top of the connecting box 5 is provided with a vertical plate 6; the rope winding device 7 is arranged on the connecting box 5, and the telescopic adjusting device 8 is transversely arranged on the vertical plate 6; the vertical plate 6 and the telescopic adjusting device 8 are provided with fixed pulleys 13, and the connecting rope 30 compresses each fixed pulley 13 and is connected with the rope winding device 7 and the weight 9; a collecting cavity 29 is arranged inside the heavy object 9, and a filter head 10 is arranged at the bottom; filter holes are uniformly arranged on the filter head 10;
the measuring cylinder 12 is arranged on the connecting box 5, the graduated scale 24 is vertically arranged on the measuring cylinder 12, and the exhaust pipe 15 is communicated with the measuring cylinder 12 and the connecting box 5; the liquid pumping hose 11 is arranged on the heavy object 9 and is communicated with the collecting cavity 29, and the other end of the liquid pumping hose 11 is communicated with the measuring cylinder 12; an output pipe 25 is arranged at the bottom of the measuring cylinder 12, and a control valve is arranged on the output pipe 25;
the piston 16 is movably arranged in the connecting box 5, the movable piece 17 is positioned in the connecting box 5, and the piston 16 is positioned at one side close to the measuring cylinder 12; the movable rod 18 is transversely arranged on the piston 16 and passes through the movable piece 17 to be connected with the limiting piece 19; the pull rod 20 is transversely arranged on the movable piece 17 and penetrates through the connecting box 5 to be connected with the fixed disc 22; a threaded hole is transversely formed in the pull rod 20, and a through hole is correspondingly formed in the movable piece 17; the threaded rod 21 penetrates through the pull rod 20 and the movable piece 17 and is in rotary connection with the piston 16, and the threaded rod 21 is in threaded connection with the pull rod 20; the knob 23 is provided on the threaded rod 21 and located on the periphery of the fixed disk 22.
In an alternative embodiment, the fixed pulleys 13 are three groups, one group is vertically arranged on the vertical plate 6, the other group is vertically arranged on the telescopic adjusting device 8, and the other group is horizontally arranged on the telescopic adjusting device 8, so that the connecting rope 30 vertically extends downwards and is connected with the heavy object 9, the connecting rope 30 is guided and positioned, and the rope collecting and releasing processes are smoother.
In an alternative embodiment, the telescopic adjustment means 8 is an electric telescopic rod.
In an alternative embodiment, the lifting device 4 is a hydraulic or pneumatic cylinder.
In an alternative embodiment, the roping arrangement 7 comprises a motor 26 and a roping roller 28; an output shaft 27 is arranged at the output end of the motor 26, a rope winding roller 28 is arranged on the output shaft 27, and a connecting rope 30 is wound on the rope winding roller 28; the rope winding roller 28 is in the shape of an I. In operation, motor 26 drives output shaft 27 and rotates, and the wire winding roller 28 rotates thereupon and realizes the wiring and receive the rope operation, is showing improvement sampling efficiency, and the operation is simpler, labour saving and time saving.
In an alternative embodiment, the telescopic adjustment device 8 is provided with a stop collar 14, and the fluid extraction hose 11 passes through the stop collar 14. The limiting ring 14 has a positioning function on the liquid pumping hose 11, and effectively prevents the liquid pumping hose from being wound together or being dragged on the ground.
In an optional embodiment, the number of the supporting members 2 is four, and the rollers 3 are arranged at the bottom of the supporting members 2, so that the device is convenient to move, the transportation process is time-saving and labor-saving, and the flexibility is better.
In an alternative embodiment, a fixed plate is horizontally arranged on the connecting box 5, and the measuring cylinder 12 is placed on the fixed plate; a connector with external threads is arranged on the liquid pumping hose 11, a threaded hole is correspondingly arranged on the measuring cylinder 12, and the connector is in threaded connection with the measuring cylinder 12; the air exhaust pipe 15 is provided with a connector with external threads, the measuring cylinder 12 is correspondingly provided with a threaded hole, the connector is in threaded connection with the measuring cylinder 12, the measuring cylinder 12 is conveniently connected with and separated from the liquid extraction hose 11 and the air exhaust pipe 15, and the measuring cylinder 12 is convenient to take and place.
In an alternative embodiment, the pull rod 20 is a rectangular rod, and the connecting box 5 is correspondingly provided with a rectangular hole for the pull rod 20 to pass through, so that the pull rod 20 can be effectively prevented from rotating;
in the invention, when in use, the position of the weight 9 is adjusted through the lifting device 4 and the telescopic adjusting device 8, so that the weight 9 is positioned right above the humectant storage device; the rope winding device 7 is used for releasing the rope, the connecting rope 30 is always in a straightening state under the action of the gravity of the weight 9, and then the weight 9 descends until the weight 9 enters the humectant storage device and is immersed in the humectant, so that the operation is simple, the operation process is time-saving and labor-saving, the humectants at different depth positions can be sampled, and the detection is facilitated;
holding the fixed disc 22 and pulling the pull rod 20 outwards to move the movable piece 17 away from the measuring cylinder 12 in the opposite direction, and the piston 16 moves along with the movable piece 17 under the pulling action of the movable rod 18, so that the gas in the measuring cylinder 12 is pumped out and the inside of the measuring cylinder is in a negative pressure state; the humectant in the humectant storage device enters the collection cavity 29, and the filter head 10 can filter out fixed particles in the humectant, so that subsequent detection is facilitated; the humectant in the collecting cavity 29 enters the measuring cylinder 12 through the liquid pumping hose 11, and the pumping amount of the humectant is visually known through the graduated scale 24 on the measuring cylinder 12; when the humectant volume of drawing inserts required sample volume, stop to apply pulling force to pull rod 20 to slowly rotate knob 23, threaded rod 21 rotates thereupon and pulls piston 16 towards the direction of moving part 17 and slowly move, and the humectant slowly gets into graduated flask 12 in, reaches the sample volume until the humectant in the graduated flask 12, can show improvement sampling precision, realizes the ration sample, and the result of use is splendid.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims (10)

1. A convenient quantitative sampling device for humectant detection is characterized by comprising a base (1), a connecting box (5), a rope winding device (7), a telescopic adjusting device (8), a heavy object (9), a liquid pumping hose (11), a measuring cylinder (12), an air suction pipe (15), a piston (16), a moving part (17), a moving rod (18), a limiting part (19), a pull rod (20), a threaded rod (21), a fixed disk (22), a turn button (23) and a connecting rope (30);
a supporting piece (2) is arranged at the bottom of the base (1), and a lifting device (4) is vertically arranged at the top of the base; the connecting box (5) is transversely arranged on the lifting device (4), and the top of the connecting box (5) is provided with a vertical plate (6); the rope winding device (7) is arranged on the connecting box (5), and the telescopic adjusting device (8) is transversely arranged on the vertical plate (6); fixed pulleys (13) are arranged on the vertical plate (6) and the telescopic adjusting device (8), and the connecting rope (30) presses each fixed pulley (13) and is connected with the rope winding device (7) and the heavy object (9); a collecting cavity (29) is arranged inside the heavy object (9), and a filter head (10) is arranged at the bottom of the heavy object; the filter head (10) is uniformly provided with filter holes;
the measuring cylinder (12) is arranged on the connecting box (5), the graduated scale (24) is vertically arranged on the measuring cylinder (12), and the exhaust pipe (15) is communicated with the measuring cylinder (12) and the connecting box (5); the liquid-pumping hose (11) is arranged on the heavy object (9) and is communicated with the collecting cavity (29), and the other end of the liquid-pumping hose (11) is communicated with the measuring cylinder (12); an output pipe (25) is arranged at the bottom of the measuring cylinder (12), and a control valve is arranged on the output pipe (25);
the piston (16) is movably arranged in the connecting box (5), the movable piece (17) is positioned in the connecting box (5), and the piston (16) is positioned at one side close to the measuring cylinder (12); the movable rod (18) is transversely arranged on the piston (16) and passes through the movable piece (17) to be connected with the limiting piece (19); the pull rod (20) is transversely arranged on the movable piece (17) and penetrates through the connecting box (5) to be connected with the fixed disc (22); a threaded hole is transversely formed in the pull rod (20), and a through hole is correspondingly formed in the movable piece (17); the threaded rod (21) penetrates through the pull rod (20) and the movable piece (17) and is rotationally connected with the piston (16), and the threaded rod (21) is in threaded connection with the pull rod (20); the rotating button (23) is arranged on the threaded rod (21) and is positioned on the periphery of the fixed disk (22).
2. The convenient quantitative sampling device for testing the moisturizer is characterized in that the number of the fixed pulleys (13) is three, one is vertically arranged on the vertical plate (6), one is vertically arranged on the telescopic adjusting device (8), and the other is horizontally arranged on the telescopic adjusting device (8).
3. The convenient quantitative sampling device for detecting the moisturizer as claimed in claim 1, wherein the telescopic adjusting device (8) is an electric telescopic rod.
4. The convenient quantitative sampling device for detecting the moisturizer as claimed in claim 1, wherein the lifting device (4) is a hydraulic cylinder or an air cylinder.
5. The convenient quantitative sampling device for testing moisturizers of claim 1, wherein the rope winding device (7) comprises a motor (26) and a rope winding roller (28);
an output shaft (27) is arranged at the output end of the motor (26), a rope winding roller (28) is arranged on the output shaft (27), and a connecting rope (30) is wound on the rope winding roller (28).
6. The convenient quantitative sampling device for detecting the moisturizer is characterized in that a limiting ring (14) is arranged on the telescopic adjusting device (8), and the liquid suction hose (11) penetrates through the limiting ring (14).
7. The handy quantitative sampling device for testing moisturizers according to claim 5, wherein the winding roll (28) is "I" shaped.
8. The convenient quantitative sampling device for testing the moisturizer according to claim 1, wherein the number of the support members (2) is four, and the bottom of each support member (2) is provided with the roller (3).
9. The convenient quantitative sampling device for detecting the moisturizer as claimed in claim 1, wherein a connector with external threads is arranged on the liquid suction hose (11), a threaded hole is correspondingly arranged on the measuring cylinder (12), and the connector is in threaded connection with the measuring cylinder (12).
10. The convenient quantitative sampling device for detecting the humectant according to claim 1, wherein the air extraction pipe (15) is provided with a connector with external threads, the measuring cylinder (12) is correspondingly provided with a threaded hole, and the connector is in threaded connection with the measuring cylinder (12).
CN201911268409.0A 2019-12-11 2019-12-11 Humectant that facilitates use detects uses quantitative sampling device Pending CN110907229A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911268409.0A CN110907229A (en) 2019-12-11 2019-12-11 Humectant that facilitates use detects uses quantitative sampling device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911268409.0A CN110907229A (en) 2019-12-11 2019-12-11 Humectant that facilitates use detects uses quantitative sampling device

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CN110907229A true CN110907229A (en) 2020-03-24

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8286512B1 (en) * 2009-05-18 2012-10-16 The United States Of America, As Represented By The Secretary Of The Interior Apparatus to assist in the collection of stormwater-quality samples in a vertical profile
CN107894351A (en) * 2017-11-28 2018-04-10 潍坊金聖铸造材料有限公司 A kind of micro-sampler for medical inspection
CN207263481U (en) * 2017-09-19 2018-04-20 卞少伟 A kind of water quality monitoring sampler
CN108204907A (en) * 2017-12-29 2018-06-26 孙丽敏 A kind of novel pharmacological experiment sampler
CN208060216U (en) * 2018-04-15 2018-11-06 王明明 A kind of medical test sampler
CN108801699A (en) * 2018-05-03 2018-11-13 赣州牛研科技有限公司 A kind of hydraulic engineering water quality of river detection sampling equipment
CN208091775U (en) * 2018-05-03 2018-11-13 山水环境科技股份有限公司 A kind of Water quality restoration quantitative sampling device
CN209513355U (en) * 2019-02-22 2019-10-18 广州科罗德新材料科技有限公司 Quantitative sampling device is used in a kind of detection of moisturizer

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8286512B1 (en) * 2009-05-18 2012-10-16 The United States Of America, As Represented By The Secretary Of The Interior Apparatus to assist in the collection of stormwater-quality samples in a vertical profile
CN207263481U (en) * 2017-09-19 2018-04-20 卞少伟 A kind of water quality monitoring sampler
CN107894351A (en) * 2017-11-28 2018-04-10 潍坊金聖铸造材料有限公司 A kind of micro-sampler for medical inspection
CN108204907A (en) * 2017-12-29 2018-06-26 孙丽敏 A kind of novel pharmacological experiment sampler
CN208060216U (en) * 2018-04-15 2018-11-06 王明明 A kind of medical test sampler
CN108801699A (en) * 2018-05-03 2018-11-13 赣州牛研科技有限公司 A kind of hydraulic engineering water quality of river detection sampling equipment
CN208091775U (en) * 2018-05-03 2018-11-13 山水环境科技股份有限公司 A kind of Water quality restoration quantitative sampling device
CN209513355U (en) * 2019-02-22 2019-10-18 广州科罗德新材料科技有限公司 Quantitative sampling device is used in a kind of detection of moisturizer

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Application publication date: 20200324