CN110553879A - Water sampling device - Google Patents
Water sampling device Download PDFInfo
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- CN110553879A CN110553879A CN201910942597.4A CN201910942597A CN110553879A CN 110553879 A CN110553879 A CN 110553879A CN 201910942597 A CN201910942597 A CN 201910942597A CN 110553879 A CN110553879 A CN 110553879A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/16—Devices for withdrawing samples in the liquid or fluent state with provision for intake at several levels
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/40—Concentrating samples
- G01N1/4077—Concentrating samples by other techniques involving separation of suspended solids
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
- G01N2001/1418—Depression, aspiration
- G01N2001/1427—Positive displacement, piston, peristaltic
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/40—Concentrating samples
- G01N1/4077—Concentrating samples by other techniques involving separation of suspended solids
- G01N2001/4088—Concentrating samples by other techniques involving separation of suspended solids filtration
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- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Hydrology & Water Resources (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
the invention discloses a water sampling device, which relates to the technical field of river liquid water sampling.A non-slip sleeve gasket is fixedly sleeved outside a negative pressure type drainage unit, an impurity filtering unit is fixedly arranged at the lower middle position inside the negative pressure type drainage unit, a sealing cover cap is fixedly sleeved at the bottom of the negative pressure type drainage unit, and a water pumping pipe is fixedly connected in series with the end surface of the bottom of the sealing cover cap, so that the water and impurities in the water are divided into two parts in the primary water sampling process, later-stage detection personnel can separately detect the two parts conveniently, the improvement of the whole water environment is facilitated, in addition, a filtering component is arranged in the impurity filtering unit, the filtering component is in threaded connection with an external supporting wall, the part of the filtering component can be detached from the whole water sampling device, and a filtering net in the filtering component can be cleaned or replaced conveniently, the accuracy of later stage detection data is improved, and the practicality is improved.
Description
Technical Field
The invention relates to the technical field of river liquid water sampling, in particular to a water body sampling device.
Background
The route of river water is usually referred to as navigable waterway. Yellow river water course, and place name water course. The aim of river leveling treatment is to form greening, river sealing and grass growing along two banks of a river, recover vegetation, inhibit poplar dust, control a pollution source and form an ecological river. The river channel is divided into five levels, namely a first-level river channel, a second-level river channel, a third-level river channel, a fourth-level river channel and a fifth-level river channel. The river earthwork leveling method is well applied to river dredging of Yongding river and tidal white river of Beijing, and has good effect after engineering is finished. The river earthwork is filled with the soil above the river bottom to form the dike with certain designed width, so as to improve the flood resistance of the dike.
Chinese patent discloses a river course water sampling device (publication number CN 208060212U), and this patent content is including opening the lid, opening the knot, cavity and the mouth that draws water, and the inside top of cavity is fixed to be inlayed and is had the annular baffle, and fixed running through has the extension mouth in the middle of the top of annular baffle, and the equal fixedly connected with in all edges around that stretches out mouthful seals the rubber sleeve, and the inside below activity of cavity is inlayed and is had the ring body that draws water, and the edge fixedly connected with of the ring body that draws water seals the rubber strip. The sealing rubber sleeve is the rubber material of two millimeters of thickness, and sealing rubber sleeve carries out swing joint with the surface of support column when the support column moves about, sealing rubber sleeve edge can be upwards protruding when the support column upwards moves about, wrap up the surface of support column, when the user uses sampling device, reach the effect that prevents the water sample and spill when reaching full water sample in the cavity through sealing rubber sleeve, be applicable to river course water sampling device's production and use, good development prospect has.
The water sampling device used in the above patent and the prior art has the following disadvantages in the design of the structure:
1. The water body sampling device mainly achieves the purposes of separating liquid water and impurities and respectively detecting the liquid water and the impurities, and because a deslagging structure used for filtering the water body cannot be disassembled, the whole water body sampling device can only pour out the water body and the impurities after separating the water body, and the filtering structure cannot be disassembled and replaced, so that the accuracy of later-stage detection data is influenced when the water body sampling device is reused;
2. When the water sampling device is actually used, most scenes and purposes are to detect the oxygen content in the water besides the water quality so as to ensure the ecological environment of aquatic organisms, and in a deep water area, the oxygen content of the surface water far exceeds that of the bottom water, so that the commonly used water sampling device cannot take this point into consideration.
In summary, in order to solve the above problems, those skilled in the art have proposed a water sampling device.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a water body sampling device, which solves the problems that the internal water body filtering structure of the existing water body sampling device cannot be detached and replaced, so that water body residues in the previous time are still remained in the filtering structure when the device is used for the second time, and further, after the device is used for the second time, the water body detection data are inaccurate, and the sampling treatment of water bodies at different depths cannot be carried out in one sampling operation.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a water sampling device, includes negative pressure formula drainage unit, anti-skidding cover pad, impurity filter unit, sealed cap and drinking-water pipe, anti-skidding cover pad cup joints the surface that sets up district's section in the middle of the negative pressure formula drainage unit through sticky mode is fixed, impurity filter unit passes through fixed the establishing position under the centre inside negative pressure formula drainage unit of mode of threaded connection, sealed cap is fixed through the mode of threaded connection and is cup jointed the outside that sets up at negative pressure formula drainage unit bottom terminal surface, the fixed concatenation of the play water end of drinking-water pipe is put at the geometric centre of sealed cap bottom terminal surface, the both sides wall at negative pressure formula drainage unit top is connected with jointly and hangs linking mechanism.
Preferably, the anti-skid sleeve gasket is a rubber component, a part of the section of the anti-skid sleeve gasket is provided with a notch, and the outer side surface of the rest section of the anti-skid sleeve gasket is provided with anti-skid texture.
Preferably, the water pumping pipe is one of a rubber hose and a seamless telescopic pipe.
Preferably, the negative pressure type drainage unit includes and concatenates the outer protective housing who sets up mutually with sealed block, the inside of outer protective housing is separated for three equidimension cavity through the division board, all corresponds the sampling tube of connecting an injector form through sticky mode in every cavity, the top terminal surface fixedly connected with of outer protective housing seals the roof, the inside of sealing the roof corresponds has seted up three and has opened a position through-hole.
Preferably, the three sampling tubes are members with the same size and structure, each sampling tube comprises a water storage cylinder, a water guide head, a push-pull rod and a piston cap, the water guide heads and the bottom end face of the water storage cylinder form a communicated serial connection structure, the piston cap is fixedly sleeved and arranged at the bottom end position of the push-pull rod, the push-pull rod and the piston cap jointly form a structure, the structure is filled into the water storage cylinder, and the top end of the push-pull rod penetrates through the inside of the expansion through hole and extends to the upper side of the sealing top plate.
Preferably, a window is fixedly installed in a section of the outer side surface of the outer protective shell in an embedded mode, and scale marks are arranged on the surface of the window.
Preferably, the impurity filtering unit comprises a bearing cylinder body which is fixed and connected with the inner side wall of the negative pressure type drainage unit in a threaded mode, the top end face of the bearing cylinder body is fixedly connected with a water-resisting baffle, and the water-resisting baffle is internally fixed and provided with three connecting through holes which are distributed in a regular triangle shape.
preferably, the bottom end face of the waterproof baffle is fixedly connected with a bottom plate in a threaded mode, the geometric center position inside the bottom plate is fixedly connected with a water guide pipe in a penetrating mode, the bottom end of the water guide pipe is communicated with a water pumping pipe, and the inside of the bearing cylinder is connected with a filtering assembly through threads.
Preferably, the filtering component comprises an edge frame connected with the inner side wall of the bearing cylinder body in a threaded connection mode, a filter screen bearing support is fixedly arranged inside the edge frame, the center of the filter screen bearing support is fixedly connected with the top end of the handle rod, and the filter screen bearing support and the edge frame are jointly connected with one layer of filter screen.
Preferably, the bottom end of the handle rod penetrates through the inside of the water guide pipe, the bottom section of the handle rod extends to the position below the water guide pipe, the outer diameter of the handle rod is smaller than the inner diameter of the water guide pipe, and a gap between the handle rod and the water guide pipe is a water guide gap.
Preferably, hang and link up the mechanism and include that the rotary type connects at the "U" font holder at the top, the holder forms detachable connection structure through two sets of nuts with between, the top of holder concatenates in proper order and is provided with the rotating support, links up the dish and transfers the rope, transfer the terminal of rope and whole water sampling device's transfer equipment and concatenate mutually.
Advantageous effects
The invention provides a water body sampling device. Compared with the prior art, the method has the following beneficial effects:
1. This water sampling device, inside through at negative pressure formula drainage unit is provided with impurity filter unit, realized in water sampling process, can be divided into two parts with the impurity in water and the water, the later stage measurement personnel of being convenient for separately detect above-mentioned two parts, be favorable to improving the improvement of whole water environment, in addition, be provided with filter assembly among this impurity filter unit, be threaded connection between this filter assembly and the outside support wall, and then realized that filter assembly's part can be followed and dismantled in whole water sampling device, be convenient for wash or change its inside filter screen that exists, improve the accuracy of later stage detection data, and the high practicality.
2. this water sampling device, the built-in sampling tube that has three similar syringe forms, three sampling tube is placed respectively in the cavity of three difference, and every sampling tube corresponds the flow direction passageway of a water respectively, when in-service use, operate three sampling tube respectively, can realize in to whole water environment, in, the extraction sampling processing of the different degree of depth waters of lower floor, be convenient for the measurement personnel respectively with regard to three kinds of water degree of depth, the data detection of oxygen content, and then the staff of being convenient for improves whole water environment, in order to ensure aquatic biological ecological environment.
Drawings
FIG. 1 is an exploded view of the present invention;
FIG. 2 is a schematic view of the assembly structure of the present invention;
FIG. 3 is an exploded view of the negative pressure drainage unit of the present invention;
FIG. 4 is a schematic view of the coupling structure of the piston cap of the present invention;
FIG. 5 is a schematic view of an exploded structure of the impurity filtering unit according to the present invention;
FIG. 6 is a schematic view of the combination structure of the impurity filtering unit according to the present invention;
FIG. 7 is a schematic view of the filter assembly of the present invention;
FIG. 8 is a schematic structural diagram of the hanging engagement mechanism of the present invention.
In the figure: 1. a negative pressure type drainage unit; 1a, a rear cover; 1b, glass hollow tubes; 11. an outer protective housing; 12. a partition plate; 13. a window; 14. scale lines; 15. a water storage cylinder; 16. a water guide head; 17. a push-pull rod; 17a, concave holes; 18. a piston cap; 19. sealing the top plate; 110. rubbing the through hole; 2. an anti-slip sleeve pad; 3. an impurity filtering unit; 31. a bearing cylinder; 32. a water-stop baffle; 33. engaging the through holes; 34. a base plate; 35. a water conduit; 36. a filter assembly; 361. a side frame; 362. a filter screen bearing bracket; 363. a handle bar; 364. filtering with a screen; 4. sealing the cap; 5. a water pumping pipe; 6. a hanging connection mechanism; 61. a holder; 62. a nut; 63. rotating the support; 64. a splice tray; 65. and (5) lowering the rope.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a water sampling device comprises a negative pressure type drainage unit 1, an anti-skidding sleeve gasket 2, an impurity filtering unit 3, a sealing cap 4 and a water pumping pipe 5, wherein the anti-skidding sleeve gasket 2 is fixedly sleeved on the outer surface of the middle section of the negative pressure type drainage unit 1 in an adhesion mode, the anti-skidding sleeve gasket 2 is a rubber component, a part of the section of the anti-skidding sleeve gasket 2 is provided with a gap, the outer side surfaces of the other sections of the anti-skidding sleeve gasket 2 are provided with anti-skidding textures, the impurity filtering unit 3 is fixedly arranged at the lower middle position in the negative pressure type drainage unit 1 in a threaded connection mode, the sealing cap 4 is fixedly sleeved on the outer side of the bottom end face of the negative pressure type drainage unit 1 in a threaded connection mode, the water outlet end of the water pumping pipe 5 is fixedly connected in series with the geometric center position of the bottom end face of the sealing cap 4, the water pumping pipe 5 is one of a rubber hose or, two side walls at the top of the negative pressure type drainage unit are connected with a hanging connection mechanism together.
Referring to fig. 3-4, the negative pressure drainage unit 1 includes an outer protective casing 11 connected in series with a sealing cap 4, a window 13 is fixedly installed in a section of the outer surface of the outer protective casing 11 in an embedded manner, scale marks 14 are provided on the surface of the window 13, the interior of the outer protective casing 11 is divided into three equal-sized chambers by a partition plate 12, each chamber is correspondingly connected with a sampling tube in the form of an injector by gluing, a sealing top plate 19 is fixedly connected to the top end surface of the outer protective casing 11, three rubbing through holes 110 are correspondingly formed in the interior of the sealing top plate 19, the three sampling tubes are members with the same size and structure, each sampling tube includes a water storage cylinder 15, a water guide head 16, a push-pull rod 17 and a piston cap 18, the water guide head 16 and the bottom end surface of the water storage cylinder 15 form a communicated series connection structure, the piston cap 18 is fixedly sleeved on the bottom end of the push, the push-pull rod 17 and the piston cap 18 form a structure together and are stuffed in the water storage cylinder 15, and the top end of the push-pull rod 17 penetrates through the inside of the rubbing through hole 110 and extends to the upper part of the sealing top plate 19.
Referring to fig. 5-6, the impurity filtering unit 3 includes a bearing cylinder 31 fixed to the inner side wall of the negative pressure type drainage unit 1 by a screw thread, a water-stop baffle 32 is fixedly connected to the top end face of the bearing cylinder 31, three water-stop baffles 32 are fixedly arranged inside, and are connected to through holes 33 distributed in a regular triangle, a bottom end face of the water-stop baffle 32 is fixedly connected to a bottom plate 34 by a screw thread, a water conduit 35 is fixedly connected to the geometric center inside the bottom plate 34 in a penetrating manner, the bottom end of the water conduit 35 is communicated with the water suction pipe 5, and a filtering assembly 36 is connected to the inside of the bearing cylinder 31 by a screw thread.
Referring to fig. 7, the filtering assembly 36 includes an edge frame 361 connected to an inner sidewall of the carrying cylinder 31 by a screw connection, a filter screen carrying bracket 362 is fixedly disposed inside the edge frame 361, a top end of a handle rod 363 is fixedly connected to a center position of the filter screen carrying bracket 362, the filter screen carrying bracket 362 and the edge frame 361 are jointly connected to a layer of filter screen 364, a bottom end of the handle rod 363 penetrates through an inside of the water guide pipe 35, a bottom section of the handle rod 363 extends to a lower side of the water guide pipe 35, an outer diameter of the handle rod 363 is smaller than an inner diameter of the water guide pipe 35, and a gap existing between the two is a water guide gap.
referring to fig. 8, the hanging and connecting mechanism 6 includes a U-shaped holder 61 rotatably connected to the top of the holder 1, a detachable connection structure is formed between the holder 61 and the holder 1 through two sets of nuts 62, a rotating support 63, a connecting disc 64 and a lowering rope 65 are sequentially and serially connected above the holder 61, and the tail end of the lowering rope 65 is serially connected with the lowering device of the whole water sampling apparatus.
When the device is used, when a water body sample is to be extracted, firstly, the water pumping pipe 5 is connected with the sealing cap 4, the water inlet end of the water pumping pipe 5 is immersed in the water body, so that the water body can be sampled, in the sampling process, the surface water in a river is taken as an example of a sampling object, the water inlet end of the water pumping pipe 5 is immersed in the surface water, then, a worker pulls the push-pull rod 17 corresponding to the surface water extraction, so that the push-pull rod 17 drives the piston cap 18 to move in the water storage cylinder 15, in the moving process of the piston cap 18, the part of the water storage cylinder 15 below the piston cap 18 is in a negative pressure state, and further, under the action of negative pressure, the surface water body passes through the water pumping pipe 5 and enters the inside of the water guide pipe 35, and because a water guide gap exists between the water guide pipe 35 and the handle rod 363, the water body can enter the inside of the bearing cylinder body, under the effect of negative pressure, the water continues the upflow, way filter screen 364, make water itself and the impurity in the water be separately, water itself is with the help of one of them linking through-hole 33, leading-in to water guide head 16, and then enter into the inside of a water storage section of thick bamboo 15, accomplish the sampling process of top water, the same principle, the sample of middle level water and bottom water all can be gone on according to above-mentioned operation, after above-mentioned operation, can ensure once after the whole sampling process, can carry out the operation of taking a sample respectively to the water of the different degree of depth in the river, be convenient for during the measurement personnel is with three kinds of water depths respectively, oxygen content's data detection, and then be convenient for the staff improves whole water environment, in order to ensure aquatic biological ecological environment. If the operation depth is deeper, the device can be placed into a water body by using a steel wire rope with reference to an inverted water sampler. The tail end of the push-pull rod 17 is provided with a concave hole 17a which can just accommodate the hollow glass tube 1 b; the other end of the glass hollow pipe 1b is in contact with the rear cover 1a, the content of the glass hollow pipe 1b is air, and the glass hollow pipes 1b with different preset thicknesses are selected according to different water collection depths. When the water reaches the vicinity of the preset water depth, the glass hollow pipe 1b is broken due to water pressure, and the purpose of water extraction at different water depths is further achieved. The middle part of the tail end of the rear cover is provided with a pit for pasting stickers with different marking colors to prevent confusion.
After sampling of all the water bodies with three depths is finished, the sampled water bodies and impurities are required to be respectively transferred to corresponding storage containers, in the process, firstly, a worker is required to detach the water pumping pipe 5, detach the sealing cap 4 from the outer protective shell 11 through threads, see the whole impurity filtering unit 3 after detaching, turn the water guide pipe 35 anticlockwise to detach the whole impurity filtering unit 3 from the inner part of the outer protective shell 11, then turn the water guide pipe 35 clockwise (the direction of the threads on the side wall of the bottom plate 34 is opposite to that of the threads of the bearing cylinder 31), detach the bottom plate 34 from the bearing cylinder 31, at the moment, the bottom of the bearing cylinder 31 is not sealed, the impurities can be removed, then turn the handle rod 363 anticlockwise to drive the side frame 361 to rotate, so that the side frame 361 can be detached from the inner part of the bearing cylinder 31, and then filter screen 364 obtains dismantling, can change or wash, when discharging the water itself, needs the staff to press push-and-pull rod 17, lets piston cap 18 resume initial position in water storage section of thick bamboo 15, can be with the water discharge, whole process, convenient operation has improved the accuracy of practicality and data.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. the utility model provides a water sampling device, includes negative pressure formula drainage unit (1), anti-skidding cover pad (2), impurity filtering unit (3), sealed capping (4) and drinking-water pipe (5), its characterized in that: the anti-skid sleeve gasket (2) is fixedly sleeved on the outer surface of the middle section of the negative pressure type drainage unit (1) in a gluing mode, the impurity filtering unit (3) is fixedly arranged at the lower middle position inside the negative pressure type drainage unit (1) in a threaded connection mode, the sealing cap (4) is fixedly sleeved on the outer side of the bottom end face of the negative pressure type drainage unit (1) in a threaded connection mode, the water outlet end of the water pumping pipe (5) is fixedly connected in series with the geometric center of the bottom end face of the sealing cap (4), and two side walls of the top of the negative pressure type drainage unit (1) are connected with a hanging and connecting mechanism (6) together; the tail end of the negative pressure type drainage unit (1) is connected with a rear cover (1 a).
2. The water sampling device of claim 1, wherein: the anti-skid sleeve gasket (2) is a rubber component, a part of the section of the anti-skid sleeve gasket (2) is provided with a notch, and the outer side surface of the rest section of the anti-skid sleeve gasket (2) is provided with anti-skid grains.
3. The water sampling device of claim 1, wherein: the water pumping pipe (5) is one of a rubber hose or a seamless telescopic pipe.
4. The water sampling device of claim 1, wherein: negative pressure formula drainage unit (1) includes concatenates outer protective housing (11) that sets up mutually with sealed cap (4), the inside of outer protective housing (11) is separated for three equidimension cavity through division board (12), all corresponds the sampling tube of connecting an injector form through sticky mode in every cavity, the top end face fixedly connected with of outer protective housing (11) seals roof (19), the inside correspondence of sealed roof (19) has been seted up three and has been opened up position through-hole (110).
5. the water sampling device of claim 4, wherein: the three sampling pipes are members with the same size and structure, each sampling pipe comprises a water storage cylinder (15), a water guide head (16), a push-pull rod (17) and a piston cap (18), the water guide head (16) and the bottom end face of the water storage cylinder (15) form a communicated serial connection structure, the piston cap (18) is fixedly sleeved at the bottom end position of the push-pull rod (17), the push-pull rod (17) and the piston cap (18) form a structure together and are filled into the water storage cylinder (15), and the top end of the push-pull rod (17) penetrates through the inside of the expansion through hole (110) and extends to the upper part of the sealing top plate (19); the tail end of the push-pull rod (17) is provided with a concave hole (17 a) which just can accommodate the glass hollow tube (1 b); the other end of the glass hollow tube (1 b) is contacted with the rear cover (1 a).
6. The water sampling device of claim 4, wherein: the section of the outer side surface of the outer protective shell (11) is embedded and fixedly provided with a window (13), and the surface of the window (13) is provided with scale marks (14).
7. The water sampling device of claim 1, wherein: impurity filter unit (3) include bearing barrel (31) that are connected through the fixed and negative pressure formula drainage unit (1) inside wall of screw thread mode, the top terminal surface fixedly connected with water proof baffle (32) of bearing barrel (31), water proof baffle (32) are inside fixed to be seted up threely to be joining through-hole (33) that just triangular distribution.
8. The water sampling device of claim 7, wherein: the bottom terminal surface of water proof baffle (32) passes through screw thread mode fixedly connected with bottom plate (34), the inside geometric centre of bottom plate (34) puts through type fixedly connected with aqueduct (35), the bottom and the drinking-water pipe (5) of aqueduct (35) are linked together, there is filtering component (36) inside bearing barrel (31) through threaded connection.
9. The water sampling device of claim 8, wherein: filter assembly (36) include limit frame (361) that are connected through threaded connection mode and bearing barrel (31) inside wall, the inside fixed filter screen that is provided with of limit frame (361) bears support (362), the filter screen bears the top of central point fixedly connected with handle pole (363) of support (362), the filter screen bears support (362) and limit frame (361) and is connected with one deck filter screen (364) jointly, and the inside of aqueduct (35) is run through to the bottom of handle pole (363) to its bottom section extends to the below of aqueduct (35), the external diameter of handle pole (363) is less than the internal diameter of aqueduct (35), and the clearance that exists between the two is the water guide clearance.
10. The water sampling device of claim 1, wherein: hang linking mechanism (6) and connect "U" font holder (61) at (1) top including the rotary type, form removable connection structure through two sets of nut (62) between holder (61) and (1), the top of holder (61) concatenates in proper order and is provided with rotation support (63), linking dish (64) and transfers rope (65), the end of transferring rope (65) concatenates with whole water sampling device's transfer equipment mutually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910942597.4A CN110553879A (en) | 2019-09-30 | 2019-09-30 | Water sampling device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910942597.4A CN110553879A (en) | 2019-09-30 | 2019-09-30 | Water sampling device |
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| CN110553879A true CN110553879A (en) | 2019-12-10 |
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| CN201910942597.4A Pending CN110553879A (en) | 2019-09-30 | 2019-09-30 | Water sampling device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111007224A (en) * | 2019-12-30 | 2020-04-14 | 江苏中信优佳检测技术有限公司 | Automatic seawater detection system |
| CN111413151A (en) * | 2020-05-06 | 2020-07-14 | 江苏康正生物科技有限公司 | Food detection sampling device |
| CN112362410A (en) * | 2020-11-05 | 2021-02-12 | 浙江海洋大学 | Ocean section continuous multi-point water sampling device |
| CN112595555A (en) * | 2020-12-30 | 2021-04-02 | 闫超 | Multifunctional sewage detection sampler |
| CN115615759A (en) * | 2022-10-27 | 2023-01-17 | 合泰科技集团有限公司 | Multi-functional data acquisition device for wisdom city |
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| CN111007224A (en) * | 2019-12-30 | 2020-04-14 | 江苏中信优佳检测技术有限公司 | Automatic seawater detection system |
| CN111007224B (en) * | 2019-12-30 | 2021-09-07 | 江苏中信优佳检测技术有限公司 | Automatic seawater detection system |
| CN111413151A (en) * | 2020-05-06 | 2020-07-14 | 江苏康正生物科技有限公司 | Food detection sampling device |
| CN111413151B (en) * | 2020-05-06 | 2022-09-06 | 中农康正技术服务有限公司 | Food detection sampling device |
| CN112362410A (en) * | 2020-11-05 | 2021-02-12 | 浙江海洋大学 | Ocean section continuous multi-point water sampling device |
| CN112362410B (en) * | 2020-11-05 | 2023-05-12 | 浙江海洋大学 | Ocean profile continuous multi-point water sampling device |
| CN112595555A (en) * | 2020-12-30 | 2021-04-02 | 闫超 | Multifunctional sewage detection sampler |
| CN115615759A (en) * | 2022-10-27 | 2023-01-17 | 合泰科技集团有限公司 | Multi-functional data acquisition device for wisdom city |
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Application publication date: 20191210 |