CN206488955U - A kind of fluid sampling device - Google Patents
A kind of fluid sampling device Download PDFInfo
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- CN206488955U CN206488955U CN201720121123.XU CN201720121123U CN206488955U CN 206488955 U CN206488955 U CN 206488955U CN 201720121123 U CN201720121123 U CN 201720121123U CN 206488955 U CN206488955 U CN 206488955U
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- bottle
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- sampling bottle
- membrane pump
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Abstract
The utility model is related to industrial chemicals detection field, disclose a kind of fluid sampling device, it includes membrane pump (1), open-topped sampling bottle (3) and the bottle cover (5) being removably tightly connected with sampling bottle (3), connector is provided with the bottle cover (5) and for the injection port toward introducing sample in sampling bottle (3), the membrane pump (1) is connected to make the pressure in sampling bottle (3) be less than environmental stress by connector with sampling bottle (3)；Or, it includes membrane pump (1) and sampling bottle (3), connector and the injection port for introducing sample are provided with the sampling bottle (3), the membrane pump (1) is connected to make the pressure in sampling bottle (3) be less than environmental stress by connector with sampling bottle (3).Fluid sampling device of the present utility model is simple in construction, easy to operate, can disposably take liquid, and reagent completely cuts off with human body, it is ensured that sampling safety and operating personnel are from harm.
Description
Technical field
The utility model is related to industrial chemicals detection field, in particular it relates to a kind of fluid sampling device.
Background technology
Each oil plant or chemical plant will use fluid chemical raw material because producing needs, and laboratory must be carried out into Cargo Inspection
Test, it is necessary to take a certain amount of sample to be analyzed and detected.Current laboratory be all by glass pipet hand sample, this
Not only workload is big for method, it has not been convenient to, but also there is potential safety hazard.Especially sample it is many, sampling demand than it is larger when, behaviour
Liquid must be taken repeatedly by making personnel, cause sampling efficiency low.Moreover, easily due to misoperation, causing chemical raw material reagent
It is unrestrained, operating personnel or environment are caused harm.
Utility model content
The purpose of this utility model is to overcome not only to work by the method for glass pipet hand sample in the prior art
Amount is big, inefficiency, but also there is the defect of potential safety hazard there is provided a kind of fluid sampling device.
To achieve these goals, the utility model provides a kind of fluid sampling device, and the fluid sampling device includes
Connection is provided with membrane pump, open-topped sampling bottle and the bottle cover being removably tightly connected with sampling bottle, the bottle cover
Mouthful and for the injection port toward introducing sample in sampling bottle, the membrane pump is connected to make by connector with sampling bottle
Pressure in sampling bottle is less than environmental stress；
Or, the fluid sampling device includes being provided with connector on membrane pump and sampling bottle, the sampling bottle and is used for
The injection port of sample is introduced, the membrane pump is connected to be less than the pressure in sampling bottle by connector with sampling bottle
Environmental stress.
Preferably, the bottle cover includes set plug and top cap, and the top of the set plug is tightly connected with top cap, bottom and sampling
The top of bottle is tightly connected.
Preferably, the connector and injection port are arranged in top cap.
Preferably, the material of the set plug is rubber, and the material of the top cap is stainless steel.
Preferably, the fluid sampling device also includes connecting tube and feed tube, and membrane pump passes through connecting tube and connector
It is connected, one end of feed tube is connected with injection port.
Preferably, the depth in the connecting tube insertion sampling bottle is shallower than the depth in the feed tube insertion sampling bottle.
Preferably, the depth in the feed tube insertion sampling bottle is the 1/5-1/3 of body length.
Preferably, the material of the connecting tube is polyethylene, and the material of the feed tube is polytetrafluoroethylene (PTFE).
Preferably, be provided with the outer layer of membrane pump and be wrapped in the explosion-proof apparatus of membrane pump, or the membrane pump be with
The membrane pump of explosion prevention function.
Fluid sampling device of the present utility model is simple in construction, easy to operate, can disposably take liquid, and reagent and people
Body completely cuts off, it is ensured that sampling safety and operating personnel are from harm.
Other features and advantages of the utility model will be described in detail in subsequent embodiment part.
Brief description of the drawings
Accompanying drawing is to be further understood for providing to of the present utility model, and constitutes a part for specification, and following
Embodiment be used to explain the utility model together, but do not constitute to limitation of the present utility model.In the accompanying drawings：
Fig. 1 is the structural representation of fluid sampling device of the present utility model.
Description of reference numerals
The connecting tube of 1 membrane pump 2
The feed tube of 3 sampling bottle 4
56 sets of bottle covers are filled in
The explosion-proof apparatus of 7 top cap 8
Embodiment
Embodiment of the present utility model is described in detail below.It should be appreciated that described herein
Embodiment is merely to illustrate and explained the utility model, is not limited to the utility model.
The end points and any value of disclosed scope are not limited to the accurate scope or value herein, these scopes or
Value should be understood to comprising the value close to these scopes or value.For number range, between the endpoint value of each scope, respectively
It can be combined with each other between the endpoint value of individual scope and single point value, and individually between point value and obtain one or more
New number range, these number ranges should be considered as specific open herein.
The utility model provides a kind of fluid sampling device, and the fluid sampling device includes membrane pump 1, open-topped
Sampling bottle 3 and being removably tightly connected with sampling bottle 3 in bottle cover 5, the bottle cover 5 is provided with connector and for toward sampling bottle
The injection port of sample is introduced in 3, the membrane pump 1 is connected to make the pressure in sampling bottle 3 by connector with sampling bottle 3
It is less than environmental stress by force；
Or, the fluid sampling device includes being provided with connector and use on membrane pump 1 and sampling bottle 3, the sampling bottle 3
In the injection port for introducing sample, the membrane pump 1 is connected to make the pressure in sampling bottle 3 by connector with sampling bottle 3
It is less than environmental stress by force.In actual use, complete after sampling, sample can draw standby from connector and/or injection port.
According to the utility model, the structure to bottle cover 5 has no particular limits, and can be the common bottle cover in this area.It is excellent
Selection of land, the bottle cover 5 includes set plug 6 and top cap 7, and the top of the set plug 6 is tightly connected with top cap 7, bottom and sampling bottle 3
Top is tightly connected.Wherein, the set plug 6 represents the latter half contacted in bottle cover 5 with bottleneck, and the top cap 7 represents bottle cover 5
The top half of middle projection.
According to the utility model, it is preferable that the connector and injection port are arranged in top cap 7.Wherein, to connector and
The position of injection port has no particular limits, and can be respectively arranged at the top or side of top cap 7, as long as enabling to sampling
Bottle 3 is communicated with the external world.
According to the utility model, the material to set plug 6 and top cap 7 has no particular limits, and those skilled in the art can be with
Selected according to the property of product to be sampled.In order that set plug 6 can be connected with the top better seal of sampling bottle 3, Yi Jiding
Cap 7 has more preferable fixed effect, it is preferable that the material of the set plug 6 is rubber, and the material of the top cap 7 is stainless steel.
In the utility model, the fluid sampling device can include multiple sampling bottles, and bottle is pulled down after completing primary sample
Set, bottle cover and be connected with new sampling bottle and can be sampled again, that is, can be with by a bottle cover and multiple sampling bottles
Realize many sub-samplings.
According to the utility model, it is preferable that the fluid sampling device also includes connecting tube 2 and feed tube 4, membrane pump 1
It is connected by connecting tube 2 with connector, one end of feed tube 4 is connected with injection port.Wherein, the other end of feed tube 4 be used for
Fluid reservoir equipped with product to be sampled is connected so that product to be sampled are introduced into sampling bottle 3 from feed tube 4.
According to the utility model, the depth of the one end inserted to feed tube 4 in sampling bottle 3 and being inserted to connecting tube 2 is sampled
The depth of one end in bottle 3 has no particular limits, and can be respectively the optional position in sampling bottle 3.
In order to touch connecting tube 2 when preventing the product to be sampled in feed tube 4 from entering sampling bottle 3, that is, avoid fluid sample
Corrosion to connecting tube 2, extends the service life of connecting tube 2, it is preferable that the depth as shallow in the insertion of connecting tube 2 sampling bottle 3
The depth (as shown in Figure 1) inserted in the feed tube 4 in sampling bottle 3.It is highly preferred that in the insertion of feed tube 4 sampling bottle 3
The depth-connecting tube 2 insertion sampling bottle 3 in the body length of depth=sampling bottle 3 1/10-1/5.Wherein, " depth "
Represent that connecting tube or feed tube stretch into the distance between end and sampling bottle top of sampling bottle.
In order to prevent the product to be sampled collected in sampling bottle 3 from not having feed tube 4, that is, fluid sample is avoided to feed tube 4
Corrosion, extends the service life of feed tube 4, it is preferable that the depth in the insertion of feed tube 4 sampling bottle 3 is the body of sampling bottle 3
The 1/5-1/3 of length.
According to the utility model, the material to connecting tube 2 and feed tube 4 has no particular limits, those skilled in the art
It can be selected according to the property of product to be sampled.Preferably, the material of the connecting tube 2 is polyethylene (PE), the feed liquor
The material of pipe 4 is polytetrafluoroethylene (PTFE) (PTFE).
According to the utility model, if product to be sampled are explosive dangerous liquid, appropriate safeguard measure can be taken, such as
Sampling personnel wear mask and/or protective gloves etc., and (that is, fluid sampling device of the present utility model can also include protection
Mask and/or protective gloves).Preferably, it is provided with the outer layer of membrane pump 1 and is wrapped in the explosion-proof apparatus 8, Huo Zhesuo of membrane pump 1
Membrane pump 1 is stated for the membrane pump with explosion prevention function.Wherein, the explosion-proof apparatus 8 causes membrane pump to be isolated from the outside, it is to avoid because making
With powered, drive equipment, produce spark, electrostatic etc. and cause fire or explode.
In addition, the fluid sampling device can also include other bottle cap, for sealing sampling bottle after sampling terminates
3, it is stand-by to preserve sample.
According to a kind of preferred embodiment of the present utility model, as shown in figure 1, the fluid sampling device includes membrane pump
1st, open-topped sampling bottle 3 and the bottle cover 5 being removably tightly connected with sampling bottle 3, the bottle cover 5 include set plug 6 and top
Cap 7, one end of the set plug 6 is tightly connected with top cap 7, and the top of the other end and sampling bottle 3 is tightly connected, in the top cap 7
It is provided with connector (side) and for the injection port (top) toward introducing sample in sampling bottle 3, the fluid sampling device is also
Including connecting tube 2 and feed tube 4, membrane pump 1 is connected by connecting tube 2 with connector, one end and the injection port phase of feed tube 4
Even, explosion-proof apparatus 8 is provided between membrane pump 1 and sampling bottle 3.
The method being sampled using the preferred fluid sampling device is comprised the following steps：
(1) other end of feed tube 4 is inserted in the fluid reservoir of product to be sampled；
(2) switch of explosion-proof apparatus 8 and membrane pump 1 is successively opened；
(3) liquid level of liquid reaches 2/3 or so of the height of sampling bottle 3 in bottle 3 to be sampled, successively closes the He of membrane pump 1
The switch of explosion-proof apparatus 8, and feed tube 4 is removed to the fluid reservoir of product to be sampled；
(4) bottle cover 5 is pulled down, and covers the bottle cap matched with the bottleneck of sampling bottle 3, sampling is completed；By new sampling bottle
It is connected with bottle cover and can be sampled again.
Fluid sampling device of the present utility model is simple in construction, easy to operate, can disposably take liquid, and reagent and people
Body completely cuts off, it is ensured that sampling safety and operating personnel are from harm.
Preferred embodiment of the present utility model is described in detail above in association with accompanying drawing, still, the utility model is not limited
Detail in above-mentioned embodiment, can be to skill of the present utility model in range of the technology design of the present utility model
Art scheme carries out a variety of simple variants, and these simple variants belong to protection domain of the present utility model.
It is further to note that each particular technique feature described in above-mentioned embodiment, in not lance
In the case of shield, it can be combined by any suitable means.In order to avoid unnecessary repetition, the utility model is to each
Possible combination is planted no longer separately to illustrate.
In addition, can also be combined between a variety of embodiments of the present utility model, as long as it is not disobeyed
Thought of the present utility model is carried on the back, it should equally be considered as content disclosed in the utility model.
Claims (9)
1. a kind of fluid sampling device, it is characterised in that the fluid sampling device includes membrane pump (1), open-topped sampling
Connector is provided with bottle (3) and the bottle cover (5) being removably tightly connected with sampling bottle (3), the bottle cover (5) and for past
The injection port of sample is introduced in sampling bottle (3), the membrane pump (1) is connected to make by connector with sampling bottle (3)
Pressure in sampling bottle (3) is less than environmental stress；
Or, the fluid sampling device includes membrane pump (1) and sampling bottle (3), be provided with the sampling bottle (3) connector with
Injection port for introducing sample, the membrane pump (1) is connected to make sampling bottle by connector with sampling bottle (3)
(3) pressure in is less than environmental stress.
2. fluid sampling device according to claim 1, it is characterised in that the bottle cover (5) includes set plug (6) and top cap
(7), the top of the set plug (6) is tightly connected with top cap (7), and bottom at the top of sampling bottle (3) with being tightly connected.
3. fluid sampling device according to claim 2, it is characterised in that the connector and injection port are arranged at top cap
(7) on.
4. fluid sampling device according to claim 2, it is characterised in that the material of the set plug (6) is rubber, described
The material of top cap (7) is stainless steel.
5. fluid sampling device according to claim 1, it is characterised in that the fluid sampling device also includes connecting tube
(2) and feed tube (4), membrane pump (1) is connected by connecting tube (2) with connector, one end and the injection port phase of feed tube (4)
Even.
6. fluid sampling device according to claim 5, it is characterised in that in connecting tube (2) the insertion sampling bottle (3)
Depth be shallower than depth in the feed tube (4) insertion sampling bottle (3).
7. fluid sampling device according to claim 5, it is characterised in that in feed tube (4) the insertion sampling bottle (3)
Depth be sampling bottle (3) body length 1/5-1/3.
8. fluid sampling device according to claim 5, it is characterised in that the material of the connecting tube (2) is polyethylene,
The material of the feed tube (4) is polytetrafluoroethylene (PTFE).
9. fluid sampling device according to claim 1, it is characterised in that set and be wrapped in the outer layer of membrane pump (1)
The explosion-proof apparatus (8) of membrane pump (1), or the membrane pump (1) are the membrane pump with explosion prevention function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720121123.XU CN206488955U (en) | 2017-02-09 | 2017-02-09 | A kind of fluid sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720121123.XU CN206488955U (en) | 2017-02-09 | 2017-02-09 | A kind of fluid sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206488955U true CN206488955U (en) | 2017-09-12 |
Family
ID=59764490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720121123.XU Active CN206488955U (en) | 2017-02-09 | 2017-02-09 | A kind of fluid sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206488955U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113514281A (en) * | 2021-04-26 | 2021-10-19 | 上海化工院检测有限公司 | Sampling device for residual liquid in barrel |
-
2017
- 2017-02-09 CN CN201720121123.XU patent/CN206488955U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113514281A (en) * | 2021-04-26 | 2021-10-19 | 上海化工院检测有限公司 | Sampling device for residual liquid in barrel |
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