CN106769203B - Easily-controllable sampling bottle - Google Patents

Easily-controllable sampling bottle Download PDF

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Publication number
CN106769203B
CN106769203B CN201611265139.4A CN201611265139A CN106769203B CN 106769203 B CN106769203 B CN 106769203B CN 201611265139 A CN201611265139 A CN 201611265139A CN 106769203 B CN106769203 B CN 106769203B
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CN
China
Prior art keywords
sampling bottle
bottle
sampling
chamber
valve
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Application number
CN201611265139.4A
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Chinese (zh)
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CN106769203A (en
Inventor
黄昭和
Original Assignee
重庆山楂树科技有限公司
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Priority to CN201611265139.4A priority Critical patent/CN106769203B/en
Publication of CN106769203A publication Critical patent/CN106769203A/en
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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

Abstract

This patent discloses a kind of easily-controllable sampling bottles, are related to environmental monitoring sample devices technical field;Including sampling bottle body, drawstring and pouring weight, the upper end for sampling bottle body is equipped with opening, opening is blocked by the rubber film of elasticity, it samples and is equipped with partition in the inner cavity of bottle body, the inner cavity for sampling bottle body is divided into the gas chamber positioned at sampling bottle body upper part and the sampler chamber positioned at sampling bottle body lower part by partition;Partition is equipped with the inlet valve for being connected to sampling bottle body exterior with sampler chamber after conducting, and inlet valve includes plug, and the upper end of plug and the middle part of rubber film connect;The communicating passage for being connected to gas chamber with sampler chamber is additionally provided on sampling bottle body, when there is the fluid for entering gas chamber from sampler chamber in communicating passage, the conducting of the first check valve.After sampling bottle body arrival predetermined depth, inlet valve is automatically opened, and after sampling, inlet valve is automatically closed, therefore can be with the more precise control depth of water.

Description

Easily-controllable sampling bottle

Technical field

The present invention relates to environmental monitoring sample devices technical fields, and in particular to a kind of easily-controllable sampling bottle.

Background technique

In environmental water quality monitoring, the requirement of water quality bacteria project sampling is: 1. sample bottles have to pass through sterilization treatment, can To use vial or plastic bottle, wide mouth glass bottle is generally used, because generalling use high-temperature sterilization side in environmental monitoring field Method;2. to prevent inside bottle cap and bottle in monitoring field by germ contamination;3. sampling bottle cannot be cleaned with live water sample.On State the 1st, the 3rd two o'clock require to be easily able to, and in order to meet the 2nd point requirement, current way is hand-held sampling bottle, in the water surface Lower opening bottle cap.But when the depth of water is more than 1 meter, deep water sample need to be acquired, can not be implemented.

Application No. is 200910239048.7 Chinese patents to disclose a kind of water quality bacteria sampler, including open at one end Bendable body frame, the two sides of body frame are equipped with elongated slot and are provided with a through-hole on the edge strip of one end;Body frame two sides are equipped with removable Or fixed adjustable shelf, adjustable shelf middle part are provided with limiting holes;The open end of body frame two sides is equipped with removable or fixed tubular Pedestal, chassis interior are equipped with bracket, and bracket is equipped with weight;The through-hole of one steel wire penetrating body frame, the outer loop one of the wirerope Casing, one end and the body frame of casing are fixed;One end across the wirerope of through-hole connects a chuck, and the chuck is towards adjustable shelf On one side be equipped with can clamping sampling bottle cap edge.This is simple and reasonable, and cost is cheap, easy to operate, and avoidable sampling is stained with Dirt ensure that the representativeness and comparativity of institute's sample thief.

But above-mentioned apparatus determines the underwater penetration of sampling bottle by depth that wirerope protrudes into water, simultaneously due to wirerope It is not necessarily in a vertical state, therefore cannot accurately determine the depth of sampling bottle present position.In addition, by pulling wirerope Bottle cap is opened, it is extremely inconvenient.

Summary of the invention

The purpose of the present invention is to provide a kind of after sampling the bottle body arrival predetermined depth of water, and what can be sampled automatically is easy Control sampling bottle.

In order to achieve the above objectives, base case of the invention is as follows:

Easily-controllable sampling bottle includes sampling bottle body, the drawstring connecting with sampling bottle body and being fixed under sampling bottle body The pouring weight at end, which is characterized in that the upper end of the sampling bottle body is equipped with opening, and the opening is sealed by the rubber film of elasticity It is stifled, partition is equipped in the inner cavity of the sampling bottle body, the inner cavity for sampling bottle body is divided by partition is located at sampling bottle body The gas chamber on top and sampler chamber positioned at sampling bottle body lower part;The partition be equipped with conducting after by sampling bottle body exterior with The inlet valve of sampler chamber connection, the inlet valve includes plug, and the upper end of the plug and the middle part of rubber film connect;Sampling It is additionally provided with the communicating passage for being connected to gas chamber with sampler chamber on bottle body, is equipped with the first check valve, the connection in communicating passage When there is the fluid for entering gas chamber from sampler chamber in channel, the conducting of the first check valve.

The principle of the easily-controllable sampling bottle of this programme is:

In sampling, drawstring is held, and sampling bottle body is thrown away in water;Under the action of pouring weight, sampling bottle body exists Sink in water.The depth for sampling bottle body sinking is deeper, then the pressure that rubber film is subject to is bigger;After rubber film is pressurized, Rubber film will to gas chamber sunken inside, and with sampling bottle body submerged depth it is deeper, rubber film deformation it is bigger, i.e., Rubber film amount of recess is bigger.When rubber film is recessed, rubber film will push plug to move down, until sampling bottle body reaches To predetermined depth, inlet valve conducting, then water will enter sampler chamber, while sample indoor pressure and increasing, and sample indoor gas Into in gas chamber, therefore the indoor pressure of gas increases, then the deflection of rubber film reduces, and rubber film retracts plug, from And stop intaking to sampler chamber.It waits after a certain period of time, sampling bottle body is retracted by drawstring, then sampling finishes.

Since rubber film is easy to be damaged, in sampling bottle sinking watching, perhaps the water of different depth can pass through rubber In glue film is slowly bled into, therefore the first check valve, which is arranged, can prevent the water pollution in leakage air inlet chamber from sampling indoor water.

The beneficial effect that this programme generates is:

Since sampling bottle body is in sinking watching, after reaching predetermined depth, inlet valve is then opened and is sampled, and is sampled After, inlet valve is automatically closed again, therefore can be with the more precise control depth of water.In addition inlet valve is automatically opened and is closed, and is made It must control more convenient.

Preferred embodiment one: advanced optimizing as to base case, and the sampling bottle body is equipped with connection gas chamber Exhaust valve, the exhaust valve use check valve.During water inlet, exhaust valve will be passed through by sampling the gas in the inner cavity of bottle body Discharge, quickly enters in sampler chamber, and can guarantee inflow to be conducive to water;Exhaust valve uses check valve, can prevent When inlet valve is not switched on, water enters in gas chamber without going past exhaust valve.

Preferred embodiment two: as advanced optimizing to preferred embodiment one, the middle part of the rubber film is equipped with fixed ring Body, fixed ring body is inserted into the upper end of plug, and the upper part of the plug is equipped with the first float.When rubber film is not recessed, fixed ring body It will be in contraction state, plug is fastened in fixed ring body at this time, plug can be connect with rubber film;When rubber film is recessed After falling into, fixed ring body expansion, therefore plug is disconnected with rubber ring body, then after rubber film rebounds, rubber film will not Reset plug.After sampler chamber is filled, water, which will continue to enter in gas chamber, floats the first float, is then shut off inlet valve;From And can guarantee has enough collection capacities in sampler chamber.

Preferred embodiment three: as advanced optimizing to preferred embodiment two, the periphery of the rubber film is equipped with hard Retainer plate, retainer plate are fastened in the opening of sampling bottle body upper end, consequently facilitating replacement rubber film, so that sampling bottle body The water of different depth can be sampled.

Preferred embodiment four: as advanced optimizing to preferred embodiment three, the periphery of the sampling bottle chamber body is equipped with Interlayer, the interlayer are high pressure chest, and the sampling bottle body is externally provided with air bag, and is equipped with float valve and connect air bag with high pressure chest, The float valve includes being set to indoor second float of gas, and the second float floats, float valve conducting.After sampler chamber fills water, water after Continuing to enter in gas chamber floats the second float, float valve conducting, therefore the high pressure gas in high pressure chest will enter in air bag, make air bag Expansion, therefore sample buoyancy suffered by bottle body and increase, that is, after sampling, sampling bottle body will emerge.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the easily-controllable sampling bottle embodiment of the present invention.

Specific embodiment

Below by specific embodiment, the present invention is described in further detail:

Appended drawing reference in Figure of description includes: sampling bottle body 10, sampler chamber 11, gas chamber 12, hyperbaric chamber 13, rubber Film 21, retainer plate 22, fixed ring body 23, drawstring 31, air bag 32, exhaust valve 41, intake valve 42, communicating passage 43, first are single To valve 44, float valve 45, the second float 46, the first float 47, plug 48, pouring weight 51.

Embodiment is substantially as shown in Figure 1:

The easily-controllable sampling bottle of the present embodiment includes sampling bottle body 10, the drawstring 31 connecting with sampling bottle body 10 and consolidating It is scheduled on the pouring weight 51 of sampling 10 lower end of bottle body, drawstring 31 is retracted for that will sample bottle body 10, and pouring weight 51 can make sampling bottle Ontology 10 sinks in water.The upper end for sampling bottle body 10 is equipped with opening, and opening is blocked by the rubber film 21 of elasticity;Rubber is thin The periphery of film 21 is equipped with retainer plate 22 made of rigid plastics, and the center of rubber film 21 is equipped with equally made of elastic rubber Fixed ring body 23, rubber film 21 are fastened in opening by retainer plate 22.

Sampling bottle body 10 is double-layer structure, is equipped with inner cavity in sampling bottle body 10, inner cavity is externally provided with an interlayer, the interlayer For high pressure chest;It samples 10 periphery of bottle body and is equipped with air bag 32, air bag 32 is connect by float valve 45 with high pressure chest.Sample bottle body 10 Inner cavity in be equipped with partition, partition by sample bottle body 10 inner cavity be divided into be located at sampling 10 top of bottle body 12 He of gas chamber Sampler chamber 11 positioned at sampling 10 lower part of bottle body.Partition, which is equipped with after conducting, connects 10 outside of sampling bottle body with sampler chamber 11 Logical inlet valve, inlet valve are equipped with plug 48 and the first float 47, and the upper end of plug 48 is fastened in fixed ring body 23, and first Float 47 is fixed on the top of plug 48, and the first float 47 is located in gas chamber 12.Float valve 45 be equipped with the second float 46, second Float 46 is also set in gas chamber 12.

It is additionally provided with the communicating passage 43 for being connected to gas chamber 12 with sampler chamber 11 on sampling bottle body 10, is set in communicating passage 43 There is the first check valve 44, when having the fluid for entering gas chamber 12 from sampler chamber 11 in communicating passage 43, the first check valve 44 is led Logical, i.e., when 11 pressure increase of sampler chamber, the pressure of gas chamber 12 will also increase, but the fluid in gas chamber 12 not can enter sampler chamber 11, thus when contamination sampling.The exhaust valve 41 that bottle body 10 is equipped with connection gas chamber 12 is sampled, exhaust valve 41 uses check valve; When water intake valve, exhaust valve 41 is by the air in the inner cavity of discharge sampling bottle body 10, so as to fill in sampler chamber 11.

The specific work process of the easily-controllable sampling bottle of the present embodiment are as follows:

In sampling, drawstring 31 is held, and sampling bottle body 10 is thrown away in water;Under the action of pouring weight 51, sampling bottle Ontology 10 sinks in water.The depth for sampling the sinking of bottle body 10 is deeper, then the pressure that rubber film 21 is subject to is bigger.Work as rubber After film 21 is pressurized, rubber film 21 will be to 12 sunken inside of gas chamber, and in sampling 10 sinking watching of bottle body, rubber film 21 is recessed Sunken amount is gradually increased, and rubber film 21 will push plug 48 to move down, until sampling bottle body 10 reaches predetermined depth, is intake Valve conducting, then water will enter sampler chamber 11, while the pressure in sampler chamber 11 increases, and the pressure in gas chamber 12 also increases with it, Then rubber film 21 rebounds.

After being recessed due to rubber film 21, fixed ring body 23 is expanded, therefore plug 48 is disconnected with rubber film 21, i.e., Rubber film 21 will not retract plug 48 when rebounding.Therefore can always enter sampler chamber 11 in, then through communicating passage 43 into In air inlet chamber 12, so that the first float 47 and the second float 46 float.First float 47 floats, and inlet valve is closed;Second float 46 floating gas, float valve 45 are connected, and air bag 32 expands, and sample buoyancy suffered by bottle body 10 and increase, and sampling bottle body 10 emerges;It is logical Sampling bottle body 10 can be retracted by crossing drawstring 31.

What has been described above is only an embodiment of the present invention, and the common sense such as well known specific structure and characteristic are not made herein in scheme Excessive description.It, without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art Several modifications and improvements are made, these also should be considered as protection scope of the present invention, these all will not influence what the present invention was implemented Effect and patent practicability.The scope of protection required by this application should be based on the content of the claims, in specification The records such as specific embodiment can be used for explaining the content of claim.

Claims (3)

1. a kind of easily-controllable sampling bottle including sampling bottle body, the drawstring connecting with sampling bottle body and is fixed on sampling bottle sheet The pouring weight of body lower end, which is characterized in that the upper end of the sampling bottle body is equipped with opening, and the opening is by the rubber film of elasticity It blocks, is equipped with partition in the inner cavity of the sampling bottle body, the inner cavity for sampling bottle body is divided into positioned at sampling bottle sheet by partition The gas chamber on body top and sampler chamber positioned at sampling bottle body lower part;The partition is equipped with sampling bottle body exterior after conducting The inlet valve being connected to sampler chamber, the inlet valve include plug, and the upper end of the plug and the middle part of rubber film connect;It adopts It is additionally provided with the communicating passage for being connected to gas chamber with sampler chamber on sample bottle ontology, is equipped with the first check valve, the company in communicating passage When there is the fluid for entering gas chamber from sampler chamber in circulation passage, the conducting of the first check valve;The sampling bottle body is equipped with connection The exhaust valve of gas chamber, the exhaust valve use check valve;The middle part of the rubber film is equipped with fixed ring body, and the upper end of plug is inserted Enter fixed ring body, and the upper part of the plug is equipped with the first float.
2. easily-controllable sampling bottle according to claim 1, which is characterized in that the periphery of the rubber film is equipped with consolidating for hard Fixed circle, retainer plate are fastened in the opening of sampling bottle body upper end.
3. easily-controllable sampling bottle according to claim 2, which is characterized in that the periphery of the sampling bottle chamber body is equipped with folder Layer, the interlayer are high pressure chest, and the sampling bottle body is externally provided with air bag, and is equipped with float valve and connect air bag with high pressure chest, institute Stating float valve includes being set to indoor second float of gas, and the second float floats, float valve conducting.
CN201611265139.4A 2016-12-30 2016-12-30 Easily-controllable sampling bottle CN106769203B (en)

Priority Applications (1)

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CN201611265139.4A CN106769203B (en) 2016-12-30 2016-12-30 Easily-controllable sampling bottle

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CN106769203B true CN106769203B (en) 2019-03-05

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108693085A (en) * 2018-03-29 2018-10-23 重庆山楂树科技有限公司 Dust detection gas storage device

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1481521A (en) * 1973-11-05 1977-08-03 Commissariat Energie Atomique Apparatus for sampling first and second liquids and delivering the samples through a common conduit
GB1587160A (en) * 1977-07-06 1981-04-01 Rank Organisation Ltd Analytical apparatus
JPH087116B2 (en) * 1993-09-08 1996-01-29 海洋科学技術センター Automatic water dispenser
CN201177576Y (en) * 2008-04-11 2009-01-07 翟树达 Deep water sampling bottle
CN103439146A (en) * 2013-09-14 2013-12-11 淮海工学院 Positive-pressure pneumatic type automatic water sample sampler
CN204359563U (en) * 2014-12-30 2015-05-27 浙江省海洋水产研究所 A kind of hydrophore

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1481521A (en) * 1973-11-05 1977-08-03 Commissariat Energie Atomique Apparatus for sampling first and second liquids and delivering the samples through a common conduit
GB1587160A (en) * 1977-07-06 1981-04-01 Rank Organisation Ltd Analytical apparatus
JPH087116B2 (en) * 1993-09-08 1996-01-29 海洋科学技術センター Automatic water dispenser
CN201177576Y (en) * 2008-04-11 2009-01-07 翟树达 Deep water sampling bottle
CN103439146A (en) * 2013-09-14 2013-12-11 淮海工学院 Positive-pressure pneumatic type automatic water sample sampler
CN204359563U (en) * 2014-12-30 2015-05-27 浙江省海洋水产研究所 A kind of hydrophore

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Effective date of registration: 20190906

Address after: 400 000 Xihe Village Jiushe, Bafu Town, Jiulongpo District, Chongqing

Patentee after: CHONGQING YIJU DOOR CO., LTD.

Address before: 401329 Jiushe, Xihe Village, Bafu Town, Jiulongpo District, Chongqing (No. 45 Fuxing Road)

Patentee before: Chongqing Hawthorn Technology Co., Ltd.

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