CN112729963A - Water quality sampling bottle and sample retention distribution unit - Google Patents
Water quality sampling bottle and sample retention distribution unit Download PDFInfo
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- CN112729963A CN112729963A CN202011610013.2A CN202011610013A CN112729963A CN 112729963 A CN112729963 A CN 112729963A CN 202011610013 A CN202011610013 A CN 202011610013A CN 112729963 A CN112729963 A CN 112729963A
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- sampling bottle
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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
- G01N1/18—Devices for withdrawing samples in the liquid or fluent state with provision for splitting samples into portions
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- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to a water quality sampling bottle which comprises a sampling bottle body, wherein a sampling bottle ventilating plug and a sampling bottle collecting port are arranged on the sampling bottle body, one end of the sampling bottle is inwards sunken at one side to form an L-shaped notch, a boss is formed on the side wall of the L-shaped notch, and the sampling bottle collecting port is positioned on the boss. The water quality sampling bottle provided by the invention can be filled with water in a linear motion mode, so that the space occupied by a refrigerator is saved, the structure for filling water into the water quality sampling bottle can be simplified, and the cross contamination caused during water filling can be prevented.
Description
Technical Field
The invention relates to the technical field of water quality detection, in particular to a water quality sampling bottle and a sample retention and distribution unit.
Background
The water quality sampler has the main function of collecting a detected water sample into a water sample barrel of the sampler, uniformly mixing the water sample and the water sample, and supplying the uniformly mixed water sample to a downstream analyzer for analyzing the contents of different factors. If the content exceeds the standard, the system can inform the sampler to carry out sample reservation, and the sample reservation is carried out in a sampling bottle placed in a refrigerator, wherein the existing sampling bottle has two forms:
the first one is the erlenmeyer flask design, equally divide into 24 with a drum, like cutting the cake, arranges into the sampling bottle group of a drum type with 24 sampling bottles, has a rotary rod above the drum type sampling bottle group, drives water filling port rotary motion, and evacuation mechanism can't install on the pivot arm, needs the drum type sampling bottle group also to rotate. The water quality sampler using the conical bottle group is movable, and the sampling bottles can be taken out individually. Because refrigerator volume restriction, the sampling bottle is higher, leads to the rotary rod and sampling bucket decentraction in assembling process, leads to when the water injection pipe water injection with the bottleneck to be misaligned, the condition that the water sample splashes probably appears, perhaps evacuation mechanism hits the bottleneck and causes the damage. The evacuation function needs the barrel-type sampling bottle group also rotatory, and the bottle group is fixed with the motor, and then leads to the sampling bottle group to take out hardly, has increased the complexity of mechanism simultaneously. When a water sample exists in the bottle group, the motor shaft is stressed unevenly and is easy to damage.
The second is that the sampling bottle adopts the MxN array to arrange, in order to stay the sampling bottle with the water sample, additionally designed a guiding disk in sampling bottle array top, divided the MxN guiding gutter on the guiding disk, the water conservancy diversion reaches MxN sampling bottle, has MxN osculums, the inline on the guiding gutter that every sampling bottle corresponds. The water quality sampler using the MxN array bottle group needs to additionally design a diversion disc, is limited by the number of sampling bottles and the size of a refrigerator, has small diameter of a water inlet on the upper part of each water guide groove on the diversion disc, has shallow depth, has high requirement on the motion precision of a sliding table, has a complex mounting structure, and easily splashes to adjacent water guide grooves when the sampled water flows down with the water grooves to cause cross contamination of different water samples.
Disclosure of Invention
The invention aims to provide a water quality sampling bottle, which aims to solve the technical problem of complex installation caused by arrangement of the water quality sampling bottle.
One technical scheme of the application is as follows: the utility model provides a water quality sampling bottle, includes the sampling bottle body, be provided with the ventilative stopper of sampling bottle and the mouth is gathered to the sampling bottle on the sampling bottle body, the one end of sampling bottle is inside sunken to form L shape breach in one side, the lateral wall of L shape breach forms the boss, the mouth is gathered to the sampling bottle is located on the boss.
Preferably, the width of the boss is half of the thickness of the sampling bottle body.
Preferably, the length and width of the boss are equal.
Preferably, threaded connection has the sealed lid of sampling bottle on the sampling bottle collection mouth, the intermediate position axial of the sealed lid of sampling bottle is provided with the through-hole, the sealed lid of sampling bottle includes threaded connection portion and operation portion, the hookup location of threaded connection portion and operation portion is provided with the elastic sealing pad, the elastic sealing pad will the through-hole is kept apart into two parts, the middle part of elastic sealing pad is provided with the incision.
Preferably, a handle is arranged on one side, away from the L-shaped notch, of the sampling bottle body, and the sampling bottle vent plug is arranged on the top surface of the handle; and a breathable film is arranged on the sampling breathable plug.
When the water quality sampling bottle provided by the invention is used, referring to fig. 3, a plurality of water quality sampling bottles are divided into two rows, so that the sampling bottles are arranged in pairs, each pair of water quality sampling bottles are symmetrically arranged, bosses of the two water quality sampling bottles just fill corresponding L-shaped gaps, and thus the two rows of water quality sampling bottles are formed, so that the sampling openings of the pairs of water quality sampling bottles are positioned on the same straight line, thereby saving the space occupied by a refrigerator, simplifying the structure for filling water into the water quality sampling bottles and being beneficial to preventing cross contamination caused during water filling.
Another technical scheme of the application is as follows: a water quality sample-reserving distribution unit comprises a sampling bottle group, a sampling bottle group support and a sample-reserving distribution sliding table, wherein the sampling bottle group comprises a plurality of pairs of water quality sampling bottles, each pair of water quality sampling bottles are symmetrically arranged so that bosses of the two water quality sampling bottles just fill corresponding L-shaped gaps, and the plurality of pairs of water quality sampling bottles form two rows so that sampling bottle collection openings of the plurality of pairs of water quality sampling bottles are positioned on the same straight line; the sample retention distribution sliding table is connected with the sampling bottle group, and the sampling bottle group is arranged on the sampling bottle group support.
Preferably, the sample retention distribution sliding table comprises a first fixing plate and a second fixing plate, a bottle opening limiting plate and a guide rail are arranged between the first fixing plate and the second fixing plate, a sliding block is arranged on the guide rail, bearings are arranged on the first fixing plate and the second fixing plate, a ball screw is arranged between the two bearings, the ball screw is connected with a screw nut, and the screw nut is connected with the sliding block to enable the sliding block to move along the guide rail in a state that the screw rotates; the sliding block is provided with a push-pull electromagnet, and the power output end of the push-pull electromagnet is connected with a pipe connecting plate.
Preferably, a zero position sensor and a stepping motor are installed on the first fixing plate, a driving wheel is arranged on the stepping motor, a driven wheel is arranged on the ball screw, and the driving wheel is connected with the driven wheel through a synchronous belt.
Preferably, the first fixing plate and the second fixing plate are both provided with rotating shaft fixing plates, a bottle opening limiting rod is arranged between the two rotating shaft fixing plates, a space for accommodating a sampling bottle collecting port is formed between the bottle opening limiting rod and the bottle opening limiting plate, one of the rotating shaft fixing plates is provided with a handle, and the handle is connected with the rotating shaft fixing plates through a rotating shaft.
Preferably, the sampling bottle group support includes frame and fly leaf that left limiting plate, right limiting plate, back limiting plate and preceding limiting plate are constituteed, fly leaf and preceding limiting plate fixed connection, be provided with the round hole on the fly leaf, the fly leaf passes through screw and round hole fixed connection with the stabilizer blade.
The water quality sample reserving and distributing unit provided by the invention adopts the water quality sampling bottles and divides the water quality sampling bottles into two rows so that the sampling bottles are arranged in pairs, each pair of water quality sampling bottles are symmetrically arranged so that the bosses of the two water quality sampling bottles just fill the corresponding L-shaped gaps, and thus the two rows of the water quality sampling bottles are formed so that the sampling bottle collecting openings of the water quality sampling bottles are positioned on the same straight line, thereby saving the space occupied by a refrigerator, simplifying the structure for injecting water into the water quality sampling bottles and being beneficial to preventing cross contamination caused during water injection.
Drawings
FIG. 1 is a schematic view of a water sampling bottle according to the present invention;
FIG. 2 is a second schematic diagram of a water sampling bottle according to the present invention;
FIG. 3 is a diagram of the use of a water sampling bottle;
FIG. 4 is a schematic structural view of a sealing cap of a sampling bottle according to the present invention;
FIG. 5 is a schematic cross-sectional view of a sealing cap of a sample bottle according to the present invention;
FIG. 6 is a schematic structural view of a purge plug of the present invention;
FIG. 7 is a schematic diagram of the structure of the sample retention and distribution unit of the present invention;
FIG. 8 is a schematic structural view of a sample retention distribution slide table of the present invention;
FIG. 9 is a side view of a sample retention dispensing slide;
FIG. 10 is a schematic view of the structure of the bottle group support frame;
in the figure: the sampling bottle comprises a sampling bottle body 1, a sampling bottle sealing cover 2, a sampling bottle vent plug 3, a sampling bottle collection port 101, a vent hole 102, a handle 103, an L-shaped notch 104, an operating part 201, an elastic sealing gasket 202, a threaded connection part 203, a cross cut 204, a plug body 301, a breathable film 302, a sampling bottle group 1400, a bottle mouth limiting plate 2101, a first fixing plate 2102, a second fixing plate 2103, a guide rail 2104, a slider 2105, a sliding sleeve 2106, a ball screw 2107, a screw nut 2108, a bearing 2109, a zero position sensor 2110, a baffle 2111, an electromagnet fixing plate 2112, a sample retention tube 2113, a push-pull electromagnet 2114, a tube connecting plate 2115, a stepping motor 2116, a driving wheel 2117, a driven wheel 2118, a synchronous belt 2119, a handle 2120, a rotating shaft fixing plate 2121, a rotating shaft 2122, a sampling bottle group bracket 3100, a left limiting plate 3101, a right limiting plate 3102, a rear limiting plate 3103, a movable.
Detailed Description
The invention is further illustrated by the following figures and examples.
In this embodiment, the sampling bottle body generally can be by acid and alkali corrosion resistant material (PTFE/PP/PLA etc.) blow molding integrated into one piece, and the sampling bottle is gathered mouthful and can be set to the screw thread mouth, and the screw thread mouth sets up the taper pipe screw thread, and in the boss on L type breach limit the centre, bleeder vent 102 is in the top of body. Referring to fig. 6, the venting plug can also be an integrally injection-molded two-layer plug body 301 which is made of high polymer materials (eptfe), the venting film 302 is sandwiched and injected in the middle, gas molecules can pass through, and water molecules cannot pass through, so that water resistance (pollution prevention) and venting can be achieved, and the problem of large pressure in the sampling bottle during sample retention and emptying is solved.
When the water quality sampling bottle in this embodiment is used, see fig. 3, divide into two rows with a plurality of water quality sampling bottles and make sampling bottle set up in pairs, every is every quality sampling bottle symmetry sets up and makes two quality sampling bottle's boss just in time fill corresponding L shape breach, and it is many right to form two rows to make to quality sampling bottle like this the sampling bottle collection mouth of quality sampling bottle is located a straight line to practiced thrift the space that occupies the refrigerator, and can simplify the structure of giving water quality sampling bottle water injection, be favorable to preventing the cross contamination who causes when the water injection.
In the actual preparation, generally will the width of boss does half of the thickness of sampling bottle body to make the both sides position form the plane behind the concatenation of mated water quality sampling bottle, can set up the length and the width of boss to equal in this embodiment, the width of boss also can be said in this application is the thickness of boss, the distance of boss at the both sides edge on water quality sampling bottle body thickness direction promptly.
As a preferred embodiment, referring to fig. 1, 4 and 5, a sampling bottle sealing cover 2 is in threaded connection with a sampling opening of the sampling bottle, a through hole is axially formed in the middle of the sampling bottle sealing cover, the sampling bottle sealing cover comprises a threaded connection part 203 and an operation part 201, an elastic sealing gasket 202 is arranged at the connection position of the threaded connection part and the operation part, the through hole is divided into two parts by the elastic sealing gasket, a cross-shaped notch 204 is formed in the middle of the elastic sealing gasket, and the width of the general cross-shaped notch is 0.1-0.3 mm. This structure is through setting up sealed lid and set up the cross incision between threaded connection portion and operation portion, make when using, can be even when the cross incision is receiving pressure to open all around, it can directly stretch into the bottle bottom to reserve the appearance pipe, the cross contamination who causes when further preventing the water injection, and because sealed the pad is made by silica gel material, possess bigger elastic shrinkage power, it is sealed to keep with reserving the appearance pipe, there is ventilative stopper 3 on the sampling bottle this moment, can be when reserving appearance pipe water injection and drawing water, release pressure in the sampling bottle, make things convenient for water injection and drawing water. Meanwhile, when the sample retention tube is retracted, the cross-shaped cut automatically contracts by elasticity, the sealing performance of the sampling bottle can be kept, and the inner wall of the cross-shaped cut is tightly attached to the outer wall of the sample retention tube in the process of retracting the sample retention tube, so that liquid is not easily attached to the outer wall of the sample retention tube when the sample retention tube is retracted; in addition, the elastic sealing gasket is at a certain distance from the top end of the sampling bottle, so that the sample reserving pipe is still positioned in the through hole when being separated from the cross-shaped notch, and the sample reserving pipe is further prevented from being polluted by residual liquid drops; in addition, the sample retention tube directly extends into the bottle bottom to empty the water quality sampling bottle in a negative pressure mode, so that the water quality sampling bottle emptying operation becomes simpler, the structure of the water quality sampler can be simplified, and when needing to be explained, the cross-shaped notch is only an optimal structure, and the cross-shaped notch can also be cut in other shapes.
As a ball screw's a drive structure, install zero position sensor 2110 and step motor 2116 on the first fixed plate 2102, be provided with action wheel 2117 on the step motor 2116, be provided with from driving wheel 2118 on the ball screw 2107, the action wheel with pass through hold-in range 2119 from the driving wheel and connect, use step motor and zero position sensor's combined action can guarantee to stay the initial position and the removal interval of appearance pipe, in the invention, the structure of foretell sample distribution slip table horizontal migration and vertical migration can also use other existing structures, as long as can satisfy the demand in refrigerator space.
For convenience of operation, the first fixing plate and the second fixing plate 2103 are both provided with a rotating shaft fixing plate 2121, a bottle opening limiting rod 2123 is arranged between the two rotating shaft fixing plates, a space for accommodating a sampling bottle collecting opening or a sampling bottle sealing cover is formed between the bottle opening limiting rod and the bottle opening limiting plate, one of the rotating shaft fixing plates is provided with a handle 2120, and the handle is connected with the rotating shaft fixing plate 2121 through a rotating shaft 2122. Referring to fig. 7, when the handle 2121 is pressed downwards, because the direction of the rotating shaft and the pressing surface are not in the vertical direction, a biased cam structure is formed, the bottle opening limiting plate 2101 and the circular guide rail 2104 limit positions and intervals of a plurality of sealing covers 2 on the sampling bottle group 1400, and when the sliding table moves, it is ensured that the sample holding pipe is aligned with the sealing covers, so as to prevent cross contamination caused by liquid splashing due to misalignment between the water injection pipe and the bottle opening and misalignment between the water injection pipe and the bottle opening caused by self expansion or processing error of the sampling bottle.
Referring to fig. 8, in this embodiment, the sampling bottle group support includes a frame and a movable plate 3104, the frame is composed of a left limiting plate 3101, a right limiting plate 3102, a rear limiting plate 3103 and a front limiting plate 3106, the movable plate is fixedly connected with the front limiting plate, a row hole is formed in the movable plate 3104, the movable plate is fixedly connected with the support leg 3105 through a screw and the row hole, and the sampling bottle group support is arranged according to the sampling bottle group and can be adjusted in a lifting manner, so that the sampling bottle group support is convenient to use.
The above description is only for the purpose of illustrating preferred embodiments of the present invention and is not to be construed as limiting the present invention, and the terms first, second, etc. are used for distinguishing between similar terms and not for limiting the technical terms, and various modifications and variations of the present invention may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A water quality sampling bottle comprises a sampling bottle body (1), wherein a sampling bottle ventilating plug (3) and a sampling bottle collecting opening (101) are arranged on the sampling bottle body,
one end of the sampling bottle is inwards sunken to form an L-shaped notch (104) on one side, a boss is formed on the side wall of the L-shaped notch, and the sampling bottle collecting opening is located on the boss.
2. A water sampling bottle according to claim 1 wherein the width of the boss is half the thickness of the body of the bottle.
3. A water sampling bottle according to claim 2 wherein the length and width of the boss are equal.
4. A water quality sampling bottle according to any one of claims 1 to 3,
threaded connection has the sealed lid of sampling bottle (2) on the sampling bottle collection mouth, the intermediate position axial of the sealed lid of sampling bottle is provided with the through-hole, the sealed lid of sampling bottle includes threaded connection portion (203) and operation portion (201), the hookup location of threaded connection portion and operation portion is provided with the elastic sealing pad (202), the elastic sealing pad will the through-hole is kept apart into two parts, the middle part of elastic sealing pad is provided with the incision.
5. The water quality sampling bottle according to claim 1, wherein a handle (103) is arranged on one side of the body of the sampling bottle, which is far away from the L-shaped notch, and the vent plug of the sampling bottle is arranged on the top surface of the handle;
a breathable film (302) is arranged on the sampling breathable plug.
6. A water quality sample retention distribution unit comprises a sampling bottle group, a sampling bottle group bracket and a sample retention distribution sliding table, and is characterized in that,
the sampling bottle group comprises a plurality of pairs of water quality sampling bottles according to any one of claims 1 to 4, wherein each pair of water quality sampling bottles are symmetrically arranged, so that bosses of two water quality sampling bottles just fill corresponding L-shaped gaps, and the plurality of pairs of water quality sampling bottles form two rows, so that sampling bottle collecting openings of the plurality of pairs of water quality sampling bottles are positioned on a straight line;
the sample retention distribution sliding table is connected with the sampling bottle group, and the sampling bottle group is arranged on the sampling bottle group support.
7. The water quality sample retention distribution unit according to claim 6, wherein the sample retention distribution sliding table comprises a first fixing plate (2102) and a second fixing plate (2103), a bottle opening limiting plate (2101) and a guide rail (2104) are arranged between the first fixing plate and the second fixing plate, a sliding block (2105) is arranged on the guide rail, bearings (2109) are arranged on the first fixing plate (2102) and the second fixing plate (2103), a ball screw (2107) is arranged between the two bearings, the ball screw (2107) is connected with a screw nut (2108), and the screw nut (2108) is connected with the sliding block (2105) to enable the sliding block to move along the guide rail in a state that the screw rotates;
the sliding block is provided with a push-pull electromagnet (2114), and the power output end of the push-pull electromagnet is connected with a pipe connecting plate (2115).
8. The water quality sample retention and distribution unit according to claim 7, wherein a zero sensor (2110) and a stepping motor (2116) are mounted on the first fixing plate (2102), a driving wheel (2117) is arranged on the stepping motor (2116), a driven wheel (2118) is arranged on the ball screw (2107), and the driving wheel and the driven wheel are connected through a synchronous belt (2119).
9. The water quality sample retention and distribution unit according to claim 7 or 8, wherein the first fixing plate and the second fixing plate (2103) are both provided with a rotating shaft fixing plate (2121), a bottle mouth limiting rod (2123) is arranged between the two rotating shaft fixing plates, a space for accommodating a sampling bottle collecting port is formed between the bottle mouth limiting rod and the bottle mouth limiting plate, one of the rotating shaft fixing plates is provided with a handle (2120), and the handle is connected with the rotating shaft fixing plate (2121) through a rotating shaft (2122).
10. The water quality sample retention distribution unit according to claim 7 or 8, wherein the sampling bottle group support comprises a frame consisting of a left limiting plate (3101), a right limiting plate (3102), a rear limiting plate (3103) and a front limiting plate (3106), and a movable plate (3104), the movable plate is fixedly connected with the front limiting plate, the movable plate (3104) is provided with a row hole, and the movable plate is fixedly connected with the support leg (3105) through a screw and the row hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011610013.2A CN112729963A (en) | 2020-12-30 | 2020-12-30 | Water quality sampling bottle and sample retention distribution unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011610013.2A CN112729963A (en) | 2020-12-30 | 2020-12-30 | Water quality sampling bottle and sample retention distribution unit |
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| Publication Number | Publication Date |
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| CN112729963A true CN112729963A (en) | 2021-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011610013.2A Pending CN112729963A (en) | 2020-12-30 | 2020-12-30 | Water quality sampling bottle and sample retention distribution unit |
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| CN (1) | CN112729963A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113188843A (en) * | 2021-05-10 | 2021-07-30 | 江西怡杉环保股份有限公司 | Water quality sampling equipment |
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2020
- 2020-12-30 CN CN202011610013.2A patent/CN112729963A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113188843A (en) * | 2021-05-10 | 2021-07-30 | 江西怡杉环保股份有限公司 | Water quality sampling equipment |
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