CN207181085U - Oil truck liquid sample collecting device and oil truck sampling system - Google Patents
Oil truck liquid sample collecting device and oil truck sampling system Download PDFInfo
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- CN207181085U CN207181085U CN201721066722.2U CN201721066722U CN207181085U CN 207181085 U CN207181085 U CN 207181085U CN 201721066722 U CN201721066722 U CN 201721066722U CN 207181085 U CN207181085 U CN 207181085U
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- oil
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Abstract
The utility model provides a kind of oil truck liquid sample collecting device and oil truck sampling system, wherein oil truck liquid sample collecting device, including：Sampling container, sampling container inside are provided with the accommodating chamber for being used for accommodating liquid sample；Sampling container is provided with the connecting hole and aspirating hole connected with accommodating chamber；Connection hole is connected with feed tube, and feed liquor pipe end is provided with the port for being used for extending into liquid sample through oil truck liquid injection port；Draw-out device is connected with aspirating hole.Draw-out device can extract the air in sampling container, to reduce the pressure in sampling container, so that the liquid sample in oil truck enters accommodating chamber by feed tube.By oil truck liquid sample collecting device provided by the utility model and oil truck sampling system, liquid sample can be taken out from the liquid injection port at the top of oil truck.And multigroup liquid sample at different depth can be obtained so that the analysis to crude oil is more accurate by changing depth of the feed tube in liquid sample.
Description
Technical field
The utility model is related to oil extraction in oil field technical field, more particularly to a kind of oil truck liquid sample collecting device and
Oil truck sampling system.
Background technology
With the continuous development of oil gas metering technology, the requirement accurately analyzed crude oil sample also more and more higher, how
It is vital to obtain representational crude oil sample.
In the prior art, the transport of crude oil relies primarily on oil truck roping, oil truck mainly include tank body, liquid injection port and
Unloading port, in order to ensure that crude oil can be stored in tank body, liquid injection port is arranged on the top of tank car, meanwhile, in order to ensure emptying
When tank car inside all crude oil can be discharged from tank car, unloading port is arranged on the bottom of tank car.Transported when using oil truck
During crude oil, crude oil can be loaded in tank car from top liquid injection port, when needing to take out crude oil from tank car, opening can be passed through
The unloading port of bottom takes out crude oil.Also, because the crude oil held in oil truck belongs to flammable and combustible liquids, in transportation
It is higher to tank car intensity requirement, therefore, it is impossible to be intended to set on tank car other be used for sample opening, so prior art
In, collection crude oil sample is also to be carried out by unloading port, and sampler can be placed on the lower section of unloading port by operating personnel, then open
The valve of unloading port, the liquid sample of oil tank car bottom can flow under gravity completes sampling in sampler.
But due to substantial amounts of water in crude oil be present, after long-distance transport, water is layered with crude oil so that former
Oil level is in the top of water.The liquid sample gathered by unloading port, it is all to be located at tank car bottom to gather how many groups of liquid samples
The high crude oil sample of the water content in portion, constituent analysis is carried out to it can cause errors of analytical results larger.
Utility model content
The utility model provides a kind of oil truck liquid sample collecting device and oil truck sampling system, existing to solve
Technology gathers the problem of crude oil sample causes errors of analytical results big from unloading port.
The utility model provides a kind of oil truck liquid sample collecting device, including：Sampling container, inside sampling container
Provided with the accommodating chamber for accommodating liquid sample；Sampling container is provided with the connecting hole and aspirating hole connected with accommodating chamber.Connection
Feed tube is connected with hole, feed liquor pipe end is provided with the port for being used for extending into liquid sample through oil truck liquid injection port；Pumping
Draw-out device is connected with hole；Draw-out device can extract the air in sampling container, to reduce the pressure in sampling container, from
And the liquid sample in oil truck is set to enter accommodating chamber by feed tube.
Oil truck liquid sample collecting device as described above, wherein, draw-out device also includes：Cylinder body, the one of cylinder body
End forms opening formed with the air inlet for connecting aspirating hole, the other end of cylinder body；Piston rod, including piston and connecting rod, it is living
Plug is arranged in cylinder body, and the side of piston contacts with cylinder body, and one end of connecting rod is fixed on one end that piston deviates from air inlet, and
Connecting rod can move with piston along the axis of cylinder body.
Oil truck liquid sample collecting device as described above, wherein, the first check valve is provided with air inlet, so that
Air can only enter in cylinder body from sampling container through the first check valve；Cylinder body is set on the position of air inlet and/or piston
There is the second check valve, so that air can only be discharged outside cylinder body out of cylinder body through the second check valve.
Oil truck liquid sample collecting device as described above, wherein, sampling container includes bottom wall, is fixed on bottom wall
Side wall and the roof relative with bottom wall, side wall be column, roof and bottom wall respectively positioned at column side wall top and bottom
End；Bottom wall and side wall surround accommodating chamber jointly, and connecting hole is arranged on roof, and aspirating hole is arranged on side wall close to the position of roof
On；And scale label is additionally provided with side wall, the depth stretched into for indicating probe tube in liquid sample.
Oil truck liquid sample collecting device as described above, wherein, liquid outlet, liquid outlet have been outwardly formed on bottom wall
On be provided with valve.
Oil truck liquid sample collecting device as described above, wherein, the side that aspirating hole is located in sampling container is set
It is equipped with mist extractor.
Oil truck liquid sample collecting device as described above, wherein, pass through pipeline between draw-out device and aspirating hole
It is attached.
The utility model also provides a kind of oil truck sampling system, including oil truck, probe tube and oil tank Vehicular liquid
Sample collecting device；Formed with liquid injection port, one end of probe tube stretches into the liquid of oil truck by liquid injection port at the top of oil truck
In sample, the other end of probe tube and the port of feed tube connect；And size scale is provided with the outer surface of probe tube, it is used for
Indicate the depth that probe tube is stretched into liquid sample.
Oil truck sampling system as described above, wherein, in addition to stopping means, stopping means be fixed on oil tank roof
Portion, stopping means are used to probe tube being fixed at pre-set dimension scale.
Oil truck sampling system as described above, wherein, stopping means includes pedestal and the elastic card being fixed on pedestal
Ring, snap ring and probe tube clamping, pedestal are fixed at the top of oil truck.
Oil truck liquid sample collecting device provided by the utility model and oil truck sampling system, sampled by setting
Container, and the connecting hole for connecting feed tube and the aspirating hole for connecting draw-out device are provided on sampling container, enter
Port of the liquid pipe away from connecting hole is extend into liquid sample through oil truck liquid injection port, and sampling container is extracted when using air extractor
In air when, the pressure step-down of air in sampling container, the liquid sample in oil truck can enter in sampling container.With this
Meanwhile can constantly change depth of the feed tube in liquid sample, to obtain multigroup liquid sample at different depth, without
The only crude oil sample of oil tank car bottom, so that more accurate to the analysis result of crude oil.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the utility model oil truck liquid sample collecting device；
Fig. 2 is the structural representation of the utility model oil truck sampling system.
Description of reference numerals：
1：Sampling container； 11：Connecting hole；
12：Aspirating hole； 13：Liquid outlet；
14：Valve； 15：Scale label；
2：Feed tube； 3：Draw-out device；
31：Air inlet； 32：Cylinder body；
33：Piston； 34：Connecting rod；
35：First check valve； 36：Second check valve；
4：Mist extractor； 5：Pipeline；
6：Oil truck； 61：Liquid injection port；
62：Liquid level gauge； 63：Cat ladder；
7：Probe tube； 71：Size scale；
8：Stopping means.
Embodiment
Specific embodiment of the present utility model is described in detail below in conjunction with accompanying drawing, it should be appreciated that herein
Described embodiment is merely to illustrate and explained the utility model, and the utility model is not limited to following specific realities
Apply mode.
Fig. 1 is the overall structure diagram of the utility model oil truck liquid sample collecting device；Fig. 1 is refer to, this
Embodiment provides a kind of oil truck liquid sample collecting device, including：Sampling container 1, the inside of sampling container 1, which is provided with, to be used to hold
Receive the accommodating chamber of liquid sample；Sampling container 1 is provided with the connecting hole 11 and aspirating hole 12 connected with accommodating chamber；At connecting hole 11
Feed tube 2 is connected with, the end of feed tube 2 is provided with the port for being used for extending into liquid sample through oil truck liquid injection port；Aspirating hole
Draw-out device 3 is connected with 12；Draw-out device 3 can extract the air in sampling container 1, to reduce the pressure in sampling container 1
Power, so that the liquid sample in oil truck enters accommodating chamber by feed tube 2.
Specifically, carried out to examine the composition of oil truck Crude Oil, it is necessary to take out partially liq sample from oil truck
Analysis, oil truck liquid sample collecting device can facilitate operating personnel from the liquid injection port at the top of oil truck by oil truck
Crude oil takes out.Oil truck liquid sample collecting device can include sampling container 1, feed tube 2 and draw-out device 3, feed tube 2
One end can lead in succession with the crude oil in oil truck, the other end of feed tube 2 can be connected with sampling container 1, draw-out device 3
It can be connected with sampling container 1, the pressure in sampling container 1 can be reduced by using draw-out device 3, so that crude oil passes through
Feed tube 2 enters in sampling container 1.
As the container for accommodating liquid sample, it can have the accommodating chamber for being used for accommodating liquid sample, hold sampling container 1
The shape of chamber received can be configured according to actual conditions, such as its cross section can be square or cylindrical etc., and its volume can
To be configured according to the volume of the liquid sample required for analysis, it is not specifically limited herein.In order to facilitate sampling container 1 with
The connection of feed tube 2, the top of sampling container 1 are provided with connecting hole 11, and the connected mode of connecting hole 11 and feed tube 2 can have
It is a variety of, such as connecting hole 11 can be the manhole matched with the size of feed tube 2, it is possible to achieve feed tube 2 and connecting hole 11
Interference fit；In another example can be provided with the pipe joint that prior art can obtain on sampling container 1, connecting hole 11 can be with
Be arranged on the end of pipe joint, pipe joint periphery can be provided with external screw thread, one end of feed tube 2 can also be provided with
The internal thread that the external screw thread of pipe joint coordinates, is not specifically limited herein.
Further, aspirating hole 12 is also provided with sampling container 1, can be by sampling container 1 by aspirating hole 12
Accommodating chamber connected with draw-out device 3.The shape and size of aspirating hole 12 can be configured according to actual conditions.
In addition, sampling container 1 can be manufactured by the material that prior art can obtain by conventional processing method, example
Can such as metal material (ferrous material, copper material) be used to be process by the mode such as being molded or forging；In another example
Plastics can be used to be not particularly limited herein by being molded.Preferably, sampling container 1 can be to be not easy and liquid-like
The glass container that this generation chemically reacts, further, sampling container 1 can be transparent material, personal observations easy to operation
Into the number of the liquid sample in sampling container 1.
Pipeline of the feed tube 2 as crude oil and sampling container 1 in connection oil truck, its size can be entered according to actual conditions
Row is set, it is preferable that the length of feed tube 2 can be more than the height of oil truck, facilitate standing to be taken on the ground
Sample, without climbing at the top of oil truck.The material of feed tube 2 can be the common materials that prior art is used to make pipeline, such as
Plastics, rubber etc., it is preferable that feed tube 2 can be flexible rubber pipe, and it can under force bend, conveniently take
Sample.As a kind of mode that can be realized, one end of feed tube 2 can be integrally formed or be sealedly connected with lid, sampling container 1
Accommodating chamber above can be opening, lid can be covered and is located in opening, realize the connection of feed tube 2 and sampling container 1.
Draw-out device 3 can be connected with the aspirating hole 12 of sampling container 1 so that accommodating chamber can connect with draw-out device 3.
Draw-out device 3 can be the device that prior art can realize pumping, such as air extractor 3 can be aspiration pump.
When needing to gather the crude oil in oil truck, feed tube 2 can be stretched into crude oil, then operate draw-out device 3,
The air of the accommodating chamber of sampling container 1 can be passed through aspirating hole 12, is drawn to outside accommodating chamber by draw-out device 3, so that holding
Intracavitary of receiving forms pressure and reduced, and crude oil can enter in sampling container 1 in the presence of external atmosphere pressure through feed tube 2.When adopting
After the liquid sample of collection reaches the volume of requirement, draw-out device 3 can be stopped using, and by the liquid sample in sampling container 1
Pour out, complete sampling.
The oil truck liquid sample collecting device that the present embodiment provides, by setting sampling container, and in sampling container
On be provided for connecting the connecting hole of feed tube and aspirating hole for connecting draw-out device, end of the feed tube away from connecting hole
Mouth is extend into liquid sample through oil truck liquid injection port, and when extracting the air in sampling container using air extractor, sampling is held
The pressure step-down of air in device, the liquid sample in oil truck can enter in sampling container, at the same time, can constantly change
Depth of the feed tube in liquid sample, to obtain multigroup liquid sample at different depth, and all it is not only oil truck bottom
The crude oil sample in portion so that more accurate to the analysis result of crude oil.
In another embodiment, draw-out device 3 also includes：Cylinder body 32, one end of cylinder body 32 for connecting formed with taking out
The air inlet 31 of stomata 12, the other end of cylinder body 32 form opening；Piston rod, including piston 33 and connecting rod 34, piston 33 are set
In cylinder body 32, and the side of piston 33 contacts with cylinder body 32, and one end of connecting rod 34 is fixed on piston 33 away from air inlet 31
One end, and connecting rod 34 can move with axis of the piston 33 along cylinder body 32.
Specifically, draw-out device 3 by cylinder body 32 and can be arranged on the inner piston rod of cylinder body 32 and form, and the shape of cylinder body 32 can
Think that cylinder or cuboid etc. can form the concrete structure of cavity, the size of cylinder body 32 can be according to actually required collection
The volume of liquid sample is configured, and is not specifically limited herein.One end of cylinder body 32 could be formed with air inlet 31, air inlet
31 size and dimension can be configured according to actual conditions, be not particularly limited herein, it is preferable that the size of air inlet 31
It can be matched with the size of aspirating hole 12, facilitate the connection of draw-out device 3 and sampling container 1.The other end of cylinder body 32 can be with shape
Into opening, piston rod can be arranged on opening, and can be moved along the axis of cylinder body 32.In addition, in order to facilitate air inlet 31
With docking for aspirating hole 12, cylinder body 32 can be outwardly formed joint, and air inlet 31 can be arranged on joint.
Piston rod can include piston 33 and be fixed on the connecting rod 34 of the side of piston 33, and piston 33 can be arranged on cylinder body 32
Cross section on, and can be contacted around it with the inner tight of cylinder body 32, to form airtight cavity.The shape and chi of piston 33
It is very little can have it is a variety of, it is preferable that the shape of piston 33 can be identical with the shape of cross section of cylinder body 32, and its size can be slightly larger than
The size of cylinder body 32, to realize the interference fit of piston 33 and cylinder body 32.In addition, the material of piston 33 can also have it is a variety of, it is excellent
Selection of land, piston 33 can be quality of rubber materials, and it can have certain flexibility, ensure that piston 33 can match somebody with somebody with the interference of cylinder body 32
Close.
One end of connecting rod 34 is fixed on the one side that piston 33 deviates from air inlet 31, and the other end of connecting rod 34 can stretch out cylinder body
32 open outside, by control link 34, piston 33 can be caused to be moved in cylinder body 32, realize air extracting function.Preferably,
Gripped in order to facilitate operating personnel, connecting rod 34 could be formed with projection or handle vertically away from one end of piston 33.Connecting rod
34 size and dimension can be configured according to actual conditions, be not specifically limited herein.
When needing sampling, operating personnel can hold the one end of connecting rod 34 away from piston 33, and firmly be pulled outwardly, this
When, the volume for the airtight cavity that cylinder body 32 is collectively forming with piston 33 becomes big, pressure step-down, and the gas in sampling container 1 is being pressed
Enter in the presence of power through aspirating hole 12, air inlet 31 in cylinder body 32, cause the pressure step-down in sampling container 1, in oil truck
Crude oil under atmospheric pressure can through feed tube 2 enter sampling container 1 in, realize sampling.Pass through cylinder body 32 and piston
Bar is evacuated to realize, can simplify the structure of draw-out device 3, improves the degree of convenience of operation.
In addition, the connection of draw-out device 3 and sampling container 1 for convenience, can lead between draw-out device 3 and aspirating hole 12
Pipeline 5 is crossed to be attached.Pipeline 5 can be that prior art can realize the hollow structure of connection, it is preferable that pipeline 5 can be
Flexible pipe, it can arbitrarily bend, facilitate sampling operation.
On the basis of above-described embodiment, the first check valve 35 is provided with air inlet 31, so that air can only be from taking
Sample container 1 enters in cylinder body 32 through the first check valve 35；Cylinder body 32 is provided with the position of air inlet 31 and/or piston 33
Second check valve 36, so that air can only be discharged outside cylinder body 32 out of cylinder body 32 through the second check valve 36.
Specifically, because the finite volume of cylinder body 32, the liquid sample for once pulling connecting rod 34 to gather may not meet
Volume needed for analysis, it may be necessary to which repeatedly push-and-pull connecting rod 34 could be realized repeatedly.Therefore, can be provided with air inlet 31
One check valve 35, the first check valve 35 can be the one-way valve structures that prior art can obtain, and it can cause gas can only
It is drawn into cylinder body 32, and can not enters from cylinder body 32 in sampling container 1 from sampling container 1.In addition, in cylinder body 32 close to air inlet
The second check valve 36 can be provided with the side wall of mouth 31, the structure of the second check valve 36 is similar with the first check valve 35, and it can
So that gas only from arranging in cylinder body 32 in the air to outside cylinder body 32, and can not enter from ambient atmosphere in cylinder body 32.The
Two check valves 36 can also be arranged on piston 33 except being arranged on cylinder body 32, be not particularly limited herein.
When sampling, connecting rod 34 can be first pulled so that the air pressure step-down in cylinder body 32, the now gas in sampling container 1
Pressure is more than the air pressure in cylinder body 32 so that the first check valve 35 is opened, and gas can enter in cylinder body 32 from sampling container 1, make
The air pressure step-down in sampling container 1 is obtained, crude oil can enter in sampling container 1 under atmospheric pressure.And in this process
In, because the air pressure of cylinder body 32 can be less than external atmosphere pressure, the second check valve 36 can remain turned-off.When piston 33 is pulled to cylinder
The exit of body 32, operating personnel can reversely promote connecting rod 34, and now, the gas in cylinder body 32 is compressed, and air pressure becomes big, when
Air pressure in cylinder body 32 is more than ambient pressure, and the second check valve 36 is opened, and gas can be discharged into ambient atmosphere from cylinder body 32, and
In pushing course, the air pressure in cylinder body 32 is consistently greater than the air pressure in sampling container 1, and the first check valve 35 can keep closing
Close, the air pressure in sampling container 1 is still maintained at air pressure when pulling connecting rod 34.In this way, operating personnel can repeatedly push-and-pull
Connecting rod 34, it can continue to gather crude oil from oil truck.
Mode is preferably carried out as one kind, sampling container 1 includes bottom wall (not shown), the side wall being fixed on bottom wall
(not shown) and the roof (not shown) relative with bottom wall, side wall are column, and roof and bottom wall are located at the side wall of column respectively
Top and bottom；Bottom wall and side wall surround accommodating chamber jointly, and connecting hole 11 is arranged on roof, and aspirating hole 12 is arranged on side wall
On the position of roof；And scale label 15 is additionally provided with side wall.
Specifically, sampling container 1 can be column, and the bottom surface of column can be the bottom wall of sampling container 1, column
Side can be sampling container 1 side wall, the top surface of column can be the roof of sampling container 1.Bottom wall and side wall are common
Encircle a city for the accommodating chamber for holding liquid sample.In order to not influence the function of accommodating chamber, connecting hole 11 and aspirating hole 12 can be set
Put at the top of cylinder, top can be in the side wall of roof or close roof.Preferably, connecting hole 11 can be with
It is arranged on roof, aspirating hole 12 can be arranged on side wall on the position of roof, so as to avoid feed tube 2 and draw-out device
Interfered between 3.It is understood that there is no positive connection between the position of connecting hole 11 and the position of aspirating hole 12, even
Connecing hole 11 and aspirating hole 12 can also be all disposed within roof or in side wall, be not specifically limited herein.
Further, the volume of liquid sample acquired at present is understood in order to facilitate operating personnel, sampling container 1 can be with
For transparent vessel, the scale label 15 for representing volume is how many can be provided with side wall, during sampling, as operating personnel it was observed that liquid
When the volume of body sample reaches the volume needed for analysis crude oil, you can stop sampling.
Further, the liquid sample completed will be gathered for convenience to take out from sampling container 1, outwards can be with bottom wall
Formed with liquid outlet 13, valve 14 is provided with liquid outlet 13.Specifically, liquid outlet 13 can be tubulose, and can be arranged on
On bottom wall, it is easy to take out whole liquid samples in accommodating chamber.Valve 14 can change liquid outlet 13 for prior art and flow
The structure of amount, such as ball valve etc., it is not specifically limited herein.
On the basis of above-described embodiment, the side that aspirating hole 12 is located in sampling container 1 is provided with mist extractor 4.Specifically
Ground, mist extractor 4 can be cavernous structure, and it can capture the liquid in gas.Preferably, mist extractor 4 can be arranged on
Aspirating hole 12 is located at the side in sampling container 1, is conveniently replaceable and cleans.By setting mist extractor 4 to prevent in accommodating chamber
Enter draw-out device 3 after the volatilization of liquor sample part, influence the function of draw-out device 3.
Fig. 2 is the structural representation of the utility model oil truck sampling system.Fig. 2 is refer to, the present embodiment also provides one
Kind oil truck sampling system, including oil truck 6, probe tube 7 and oil truck liquid sample collecting device；The top of oil truck 6
Portion is stretched into the liquid sample of oil truck 6 formed with liquid injection port 61, one end of probe tube 7 by liquid injection port 61, probe tube 7 it is another
One end is connected with the port of feed tube 2；And size scale 71 is provided with the outer surface of probe tube 7, for indicating that probe tube 7 is stretched
Enter the depth in liquid sample.
Specifically, oil truck sampling system can be used for the crude oil for taking out predetermined depth in oil truck 6.Oil truck sample train
System can include oil truck 6, and the top of tank car 6 can be stretched into oil truck 6 formed with liquid injection port 61, one end of probe tube 7, and
Size scale 71 is provided with the outer surface of probe tube 7, oil is stretched into the one end that can indicate that liquid flowing tube 7 by size scale 71
Whether the depth in tank car 6 reaches predetermined depth.The other end of probe tube 7 can be connected with the port of feed tube 2.Size scale
71 can directly represent the length that probe tube 7 is stretched into oil truck 6, can also by calculate be expressed as the end of probe tube 7 away from
From the depth of tank car bottom, it is not specifically limited herein.
Oil truck 6 can be the tank car structure that can realize oil storage function, and its one end away from headstock can the side of being provided with
Cat ladder 63 above and below convenient to operate personnel and the liquid level gauge 62 that crude oil depth can be shown.Oil truck liquid-like in the present embodiment
The 26S Proteasome Structure and Function of this harvester is same as the previously described embodiments, will not be repeated here.In addition, the shape of the size of probe tube 7
It can be configured according to actual conditions, it is preferable that the diameter of probe tube 7 can facilitate two pipes with the diameter matches of feed tube 2
The docking of line.
When sampling, first one end of probe tube 7 can be stretched into crude oil, and probe tube 7 is adjusted by size scale 71
Then position in crude oil gathers the other end of probe tube 7 with oil truck until at arrival predetermined depth with liquid sample
Feed tube 2 in device connects.Then the liquid sample at predetermined depth is extracted out using draw-out device 3, liquid sample can be with
Flowed to by probe tube 7, feed tube 2 in sampling container 1, complete sampling.
The oil truck sampling system that the present embodiment provides, liquid injection port is set by being arranged at the top of oil truck, and in fluid injection
The probe tube of size scale is provided with mouthful, one end of probe tube is stretched into crude oil, and the other end and the oil truck of probe tube are used
Feed tube connection in liquid sample collecting device so that operating personnel can adjust probe tube according to size scale and stretch into crude oil
In depth, so as to collect the crude oil at different depth, improve the accuracy of crude oil analysis result.
In another embodiment, oil truck sampling system also includes stopping means 8, and stopping means 8 is fixed on oil truck 6
Top, stopping means 8 are used to probe tube 7 being fixed at pre-set dimension scale.
Specifically, after one end of probe tube 7 extend into crude oil predetermined depth, in order to prevent probe tube 7 in sampling process
Position change, stopping means 8 can be set at the top of oil truck 6, probe tube 7 can be fixed on pre-set dimension quarter by it
At degree.Pre-set dimension scale can be the predetermined depth that needs sample or the length for needing to stretch into the probe tube 7 in oil truck 6
Degree.
The structure of stopping means 8 can have a variety of, it is preferable that stopping means 8 can include pedestal and be fixed on pedestal
Snap ring, snap ring can be fixed on the top of oil truck 6 with the clamping of probe tube 7, pedestal.
In the utility model, term " first ", " second " be used only for description purpose, and it is not intended that instruction or
Imply relative importance；The indicating position such as term " on ", " under ", " top ", " bottom " or position relationship are based on side shown in the drawings
Position or position relationship, description the utility model is for only for ease of, rather than indicates or imply that signified device or original paper are necessary
With specific orientation, with specific azimuth configuration and operation；Unless otherwise clearly defined and limited, " installation ", " connection "
It is broadly understood Deng term, for example, " connection " can be fixedly connected or be detachably connected, or is integrally connected.
For the ordinary skill in the art, it can understand that above-mentioned term is in the utility model specific as the case may be
Implication.
Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type.
Claims (10)
- A kind of 1. oil truck liquid sample collecting device, it is characterised in that including：Sampling container, the sampling container inside are provided with the accommodating chamber for being used for accommodating liquid sample；The sampling container is provided with The connecting hole and aspirating hole connected with the accommodating chamber；The connection hole is connected with feed tube, and the feed liquor pipe end, which is provided with, to be used to extend into the liquid through oil truck liquid injection port Port in body sample；Draw-out device is connected with the aspirating hole；The draw-out device can extract the air in the sampling container, to reduce the pressure in the sampling container, so as to The liquid sample in the oil truck is set to enter the accommodating chamber by the feed tube.
- 2. oil truck liquid sample collecting device according to claim 1, it is characterised in that the draw-out device also wraps Include：Cylinder body, one end of the cylinder body are formed formed with the air inlet for connecting the aspirating hole, the other end of the cylinder body Opening；Piston rod, including piston and connecting rod, the piston are arranged in the cylinder body, and the side of the piston and the cylinder body Contact, one end of the connecting rod are fixed on one end that the piston deviates from the air inlet, and the connecting rod can drive it is described Axis of the piston along the cylinder body moves.
- 3. oil truck liquid sample collecting device according to claim 2, it is characterised in that set at the air inlet There is the first check valve, so that the air can only enter in the cylinder body from the sampling container through first check valve；Institute State cylinder body and be provided with the second check valve on the position of the air inlet and/or the piston, so that the air can only be from Discharged in the cylinder body through second check valve outside the cylinder body.
- 4. according to the oil truck liquid sample collecting device described in claim any one of 1-3, it is characterised in that the sampling It is column that container, which includes bottom wall, the side wall being fixed on the bottom wall and the roof relative with the bottom wall, the side wall, The roof and the bottom wall are located at the top and bottom of the side wall of the column respectively；The bottom wall and the side wall are enclosed jointly The pillared accommodating chamber, the connecting hole are arranged on the roof, and the aspirating hole is arranged on the side wall close to institute State on the position of roof；And it is additionally provided with scale label in the side wall.
- 5. oil truck liquid sample collecting device according to claim 4, it is characterised in that to profile on the bottom wall Into there is liquid outlet, valve is provided with the liquid outlet.
- 6. according to the oil truck liquid sample collecting device described in claim any one of 1-3, it is characterised in that the pumping Hole position is provided with mist extractor in the side in the sampling container.
- 7. according to the oil truck liquid sample collecting device described in claim any one of 1-3, it is characterised in that the extraction It is attached between device and the aspirating hole by pipeline.
- 8. a kind of oil truck sampling system, it is characterised in that including oil truck, probe tube and such as any one of claim 1-7 Described oil truck liquid sample collecting device；The top of the oil truck is formed with liquid injection port, one end of the probe tube Stretched into by liquid injection port in the liquid sample of the oil truck, the port of the other end of the probe tube and the feed tube Connection；And size scale is provided with the outer surface of the probe tube, for indicating that the probe tube stretches into the liquid sample In depth.
- 9. oil truck sampling system according to claim 8, it is characterised in that also including stopping means, the spacing dress Put and be fixed at the top of the oil truck, the stopping means is used to the probe tube being fixed at pre-set dimension scale.
- 10. oil truck sampling system according to claim 9, it is characterised in that the stopping means is including pedestal and admittedly The snap ring being scheduled on the pedestal, the snap ring and the probe tube clamping, the pedestal are fixed on the oil tank Roof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721066722.2U CN207181085U (en) | 2017-08-24 | 2017-08-24 | Oil truck liquid sample collecting device and oil truck sampling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN110530679A (en) * | 2019-10-12 | 2019-12-03 | 江苏海丰交通设备科技有限公司 | A kind of tank car sampler |
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| CN110530679A (en) * | 2019-10-12 | 2019-12-03 | 江苏海丰交通设备科技有限公司 | A kind of tank car sampler |
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