CN114136716A - Sampling device for petroleum product detection - Google Patents
Sampling device for petroleum product detection Download PDFInfo
- Publication number
- CN114136716A CN114136716A CN202111418538.0A CN202111418538A CN114136716A CN 114136716 A CN114136716 A CN 114136716A CN 202111418538 A CN202111418538 A CN 202111418538A CN 114136716 A CN114136716 A CN 114136716A
- Authority
- CN
- China
- Prior art keywords
- sampling
- cover body
- oil inlet
- inlet pipe
- pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
- G01N2001/1418—Depression, aspiration
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses an automatic sampling device for petroleum product detection, which comprises a sampling bottle and a cover body, wherein a sealing rubber gasket is arranged on the inner wall of the cover body, a sampling valve is arranged on the side wall of the upper part of the sampling bottle, an oil inlet pipe communicated with a cavity inside a valve body is arranged at the bottom of the sampling valve, the oil inlet pipe is connected with the sampling pipe through a connecting pipe sleeve, the sampling pipe comprises a sampling main pipe, and a first auxiliary oil inlet pipe, a second auxiliary oil inlet pipe and a third auxiliary oil inlet pipe which are sequentially arranged on the sampling main pipe at intervals from top to bottom, an observation window is arranged on the side wall of the sampling bottle, and a capacity scale mark is arranged on the observation window; the top of the cover body is provided with an air pump, a vent hole penetrates through the middle position of the cover body, the air pump is electrically connected with a storage battery arranged at the top of the cover body and is powered by the storage battery, an air inlet of the air pump extends into the vent hole of the cover body, and a baffle mechanism capable of opening or closing the vent hole is movably arranged on the cover body.
Description
Technical Field
The invention relates to the technical field of oil product detection, in particular to an automatic sampling device for petroleum product detection.
Background
Petroleum, one of the main objects of geological exploration, is a viscous, dark brown liquid, called "industrial blood", with petroleum reserves in the upper part of the crust, the main component being a mixture of various alkanes, cycloalkanes, aromatics. The rapid development of economy in China drives the demand of a large amount of petroleum products, but before the petroleum products are used, a series of detection works need to be carried out on the petroleum products, and conventional oil product detection items comprise: kinematic viscosity, water, flash point, condensation point and pour point, sulfur content, density, distillation range, acid value, alkali value, chroma, carbon residue, ash content, heat value, total precipitate, mechanical impurities, insoluble substances, water separability and the like, and the detection of the internal quality of a petroleum product, before the detection, the petroleum product needs to be sampled, the conventional oil sampler usually takes upper, middle and lower samples, then three samples are mixed to obtain a mixed sample, and then the detection is carried out, but the mixed density difference of the mixed sample is large, and uniform sampling cannot be realized, so that the error of the oil detection result is larger, in addition, the conventional sampler has a single structure, and the sampling efficiency is lower.
Disclosure of Invention
The invention aims to solve the technical problem of providing an automatic sampling device for petroleum product detection, which has a simple structure, is convenient to carry and can sample more uniformly, aiming at the defects in the prior art.
The invention aims to provide an automatic sampling device for petroleum product detection, which comprises a sampling bottle and a cover body, wherein the cover body is covered on the sampling bottle, a sealing rubber gasket is arranged on the inner wall of the cover body, the cover body is screwed with the sampling bottle through threads, a sampling valve is arranged on the side wall of the upper part of the sampling bottle, an oil inlet pipe communicated with an inner cavity of a valve body is arranged at the bottom of the sampling valve, the oil inlet pipe is connected with the sampling pipe through a connecting pipe sleeve, the sampling pipe comprises a sampling main pipe, and a first auxiliary oil inlet pipe, a second auxiliary oil inlet pipe and a third auxiliary oil inlet pipe which are sequentially arranged on the sampling main pipe at intervals from top to bottom, an observation window is arranged on the side wall of the sampling bottle, and a capacity scale mark is arranged on the observation window; the top of the cover body is provided with an air pump, a vent hole penetrates through the middle position of the cover body, the air pump is electrically connected with a storage battery arranged at the top of the cover body and is powered by the storage battery, an air inlet of the air pump extends into the vent hole of the cover body, and a baffle mechanism capable of opening or closing the vent hole is movably arranged on the cover body.
Furthermore, a rectangular groove is formed in one side of the top of the cover body, and a sliding groove communicated with the vent hole and the rectangular groove is transversely formed in the cover body; the baffle mechanism comprises an L-shaped baffle and a flexible belt arranged on the outer side edge of the L-shaped baffle, the bottom edge part of the L-shaped baffle is arranged in the chute and can move relative to the chute, the top of the side edge of the L-shaped baffle is flush with the top of the cover body, a spring is arranged on the opposite surface of the side edge and the cover body, a button sub-button is arranged on the flexible belt, and at least one group of button female buttons which are matched with the button sub-button in position and used for being fastened with the button sub-button are arranged on the outer side edge of the cover body.
Further, the sampling valve comprises a valve body and a valve core arranged in the valve body to open or close the sampling valve, the valve body is arranged on the outer wall surface of the sampling bottle through a sealing plate arranged on the inner wall of the sampling bottle, and the valve body is connected with the sealing plate through a bolt.
Furthermore, the sealing plate is provided with an annular flange extending towards one side of the valve body, and the annular flange is matched with the plugging head of the valve core to close the sampling valve; and a sealing gasket is arranged on the connecting end surface of the sealing plate and the sampling bottle.
Furthermore, the pipe openings of the first auxiliary oil inlet pipe, the second auxiliary oil inlet pipe and the third auxiliary oil inlet pipe are respectively provided with a sealing plug, and the pipe diameters of the first auxiliary oil inlet pipe, the second auxiliary oil inlet pipe and the third auxiliary oil inlet pipe are gradually increased.
Furthermore, a sealing ring is arranged on one side, close to the air vent, of the sliding groove, and a lifting handle is hinged to the side wall of the cover body.
The invention has the beneficial technical effects that: according to the invention, the petroleum product can be automatically sampled by the air pump, and the three layers of auxiliary oil inlet pipes arranged step by step can make the sampling more uniform, so that the error of the oil product detection result is reduced; the baffle mechanism can limit the communication between the air suction pump and the sampling bottle, so that the petroleum is prevented from flowing backwards into the air suction pump due to dumping or inclination, and the use safety is improved; in addition, the oil mass in the sampling bottle can be observed in time to observation window and capacity scale mark to carry out better the accuse to the extraction volume, avoid the extraction excessive.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural diagram of the sampling valve of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood by those skilled in the art, the present invention is further described with reference to the accompanying drawings and examples.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "inside", "outside", "lateral", "vertical", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1-2, the automatic sampling device for petroleum product detection according to the present invention comprises a sampling bottle 1 and a cover body 2 covering the sampling bottle 1, wherein a sealing rubber gasket 3 is disposed on the inner wall of the cover body 2, the cover body 2 is screwed with the sampling bottle 1 through threads, a sampling valve 4 is disposed on the upper side wall of the sampling bottle 1, an oil inlet pipe 5 communicating with the internal cavity of the valve body is disposed at the bottom of the sampling valve 4, the oil inlet pipe 5 is connected with the sampling pipe through a connecting pipe sleeve 6, the sampling pipe comprises a sampling main pipe 7, and a first auxiliary oil inlet pipe 8, a second auxiliary oil inlet pipe 9 and a third auxiliary oil inlet pipe 10 sequentially disposed on the sampling main pipe 7 from top to bottom at intervals, sealing plugs 11 are disposed at the pipe openings of the first auxiliary oil inlet pipe 8, the second auxiliary oil inlet pipe 9 and the third auxiliary oil inlet pipe 10, and the sealing plugs 11 can be used when sampling is not needed or when oil in the sampling bottle 1 needs to be transferred to a detection instrument, the pipe orifices of the first auxiliary oil inlet pipe 8, the second auxiliary oil inlet pipe 9 and the third auxiliary oil inlet pipe 10 are all sealed by the sealing plugs 11, so that the inside of each auxiliary oil pipe is protected or oil can be smoothly transferred. The pipe diameters of the first auxiliary oil inlet pipe 8, the second auxiliary oil inlet pipe 9 and the third auxiliary oil inlet pipe 10 are gradually increased. Such design can make the oil velocity of flow of lower floor's height can be a little bigger to can make the volume that three not co-altitude oil got into in the sample main pipe 7 basically the same, avoid oil volume to get the volume inequality.
Referring to fig. 1, an observation window 12 is arranged on the side wall of the sampling bottle 1, and capacity scale marks are arranged on the observation window 12; the top of lid 2 is provided with aspiration pump 13, and the articulated handle 14 that is provided with on the lateral wall of lid 2 is provided with the handle of being convenient for personnel's hand to carry on 14. A vent hole 15 is arranged in the middle of the cover body 2 in a penetrating manner, the air pump 13 is electrically connected with a storage battery arranged at the top of the cover body 2 and is powered by the storage battery, an air inlet of the air pump 13 extends into the vent hole 15 of the cover body 2, and a baffle mechanism capable of opening or closing the vent hole 15 is movably arranged on the cover body 2.
Referring to fig. 1, a rectangular groove 16 is formed in one side of the top of the cover body 2, and a sliding groove communicated with the vent hole 15 and the rectangular groove 16 is transversely formed in the cover body 2; the baffle mechanism comprises an L-shaped baffle 17 and a flexible belt 18 arranged on the outer side edge of the L-shaped baffle 17, the bottom edge part of the L-shaped baffle 17 is arranged in a sliding groove and can move relative to the sliding groove, a sealing ring is arranged on one side of the sliding groove close to the vent hole 15, the top of the side edge of the L-shaped baffle 17 is flush with the top of the cover body 2, a spring 19 is arranged on the opposite surface of the side edge and the cover body, a button is arranged on the flexible belt 18, and at least one group of button female buttons 20 which are matched with the button in position and used for buckling the button are arranged on the outer side edge of the cover body 2.
Referring to fig. 2, the sampling valve 4 includes a valve body and a valve core 21 disposed in the valve body to open or close the sampling valve, the valve body is disposed on an outer wall surface of the sampling bottle 1 through a sealing plate 22 disposed on an inner wall of the sampling bottle 1, and the valve body and the sealing plate 22 are connected by a bolt. The sealing plate 22 is provided with an annular flange 23 extending towards one side of the valve body, and the annular flange 23 is matched with a plugging head of the valve core 21 to close the sampling valve; and a sealing gasket is arranged on the connecting end surface of the sealing plate 22 and the sampling bottle 1.
When taking a sample, at first stretch into the petroleum product that waits to detect with the sampling tube in, open the sample valve, then outwards pulling L shape baffle, the spring is tensile, when L shape baffle pulling maximum position, buckles the lock joint on the lid lateral wall button box with the button son on the flexible band, L shape baffle is fixed and the air vent is in the open mode this moment, air vent intercommunication sampling bottle. Then the air pump is started to pump air in the sampling bottle to generate negative pressure in the sampling bottle, and the sampling tube sucks and extracts petroleum under the negative pressure suction principle. After the sample is accomplished, detain the button son and open from the button box, L shape baffle rebounds under the spring force effect of spring, plugs up the air vent, from the air inlet shutoff to the aspiration pump, avoids in causing the oil to flow backward into bleeding because of empting or slope, improves the safety in utilization of aspiration pump.
According to the invention, the petroleum product can be automatically sampled by the air pump, and the three layers of auxiliary oil inlet pipes arranged step by step can make the sampling more uniform, so that the error of the oil product detection result is reduced; the baffle mechanism can limit the communication between the air suction pump and the sampling bottle, so that the petroleum is prevented from flowing backwards into the air suction pump due to dumping or inclination, and the use safety is improved; in addition, the oil mass in the sampling bottle can be observed in time to observation window and capacity scale mark to carry out better the accuse to the extraction volume, avoid the extraction excessive.
The specific embodiments described herein are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (6)
1. The utility model provides a petroleum product detects uses automatic sampling device, closes the lid that sets up on this sample bottle including sample bottle and lid, be provided with sealed cushion on the inner wall of lid, the lid connects its characterized in that through the screw soon with the sample bottle: the side wall of the upper part of the sampling bottle is provided with a sampling valve, the bottom of the sampling valve is provided with an oil inlet pipe communicated with the cavity in the valve body, the oil inlet pipe is connected with the sampling pipe through a connecting pipe sleeve, the sampling pipe comprises a sampling main pipe, and a first auxiliary oil inlet pipe, a second auxiliary oil inlet pipe and a third auxiliary oil inlet pipe which are sequentially arranged on the sampling main pipe at intervals from top to bottom, the side wall of the sampling bottle is provided with an observation window, and the observation window is provided with capacity scale marks; the top of the cover body is provided with an air pump, a vent hole penetrates through the middle position of the cover body, the air pump is electrically connected with a storage battery arranged at the top of the cover body and is powered by the storage battery, an air inlet of the air pump extends into the vent hole of the cover body, and a baffle mechanism capable of opening or closing the vent hole is movably arranged on the cover body.
2. The automatic sampling device for petroleum product testing according to claim 1, characterized in that: a rectangular groove is formed in one side of the top of the cover body, and a sliding groove communicated with the vent hole and the rectangular groove is transversely formed in the cover body; the baffle mechanism comprises an L-shaped baffle and a flexible belt arranged on the outer side edge of the L-shaped baffle, the bottom edge part of the L-shaped baffle is arranged in the chute and can move relative to the chute, the top of the side edge of the L-shaped baffle is flush with the top of the cover body, a spring is arranged on the opposite surface of the side edge and the cover body, a button sub-button is arranged on the flexible belt, and at least one group of button female buttons which are matched with the button sub-button in position and used for being fastened with the button sub-button are arranged on the outer side edge of the cover body.
3. The automatic sampling device for petroleum product testing according to claim 2, characterized in that: the sampling valve comprises a valve body and a valve core arranged in the valve body to open or close the sampling valve, the valve body is arranged on the outer wall surface of the sampling bottle through a sealing plate arranged on the inner wall of the sampling bottle, and the valve body is connected with the sealing plate through a bolt.
4. The automatic sampling device for petroleum product testing according to claim 3, characterized in that: the sealing plate is provided with an annular flange extending towards one side of the valve body, and the annular flange is matched with the plugging head of the valve core to close the sampling valve; and a sealing gasket is arranged on the connecting end surface of the sealing plate and the sampling bottle.
5. The automatic sampling device for petroleum product testing according to any one of claims 2 to 4, characterized in that: the pipe orifices of the first auxiliary oil inlet pipe, the second auxiliary oil inlet pipe and the third auxiliary oil inlet pipe are respectively provided with a sealing plug, and the pipe diameters of the first auxiliary oil inlet pipe, the second auxiliary oil inlet pipe and the third auxiliary oil inlet pipe are gradually increased.
6. The automatic sampling device for petroleum product testing according to claim 5, characterized in that: one side of the sliding groove, which is close to the vent hole, is provided with a sealing ring, and the side wall of the cover body is hinged with a handle.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111418538.0A CN114136716A (en) | 2021-11-26 | 2021-11-26 | Sampling device for petroleum product detection |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111418538.0A CN114136716A (en) | 2021-11-26 | 2021-11-26 | Sampling device for petroleum product detection |
Publications (1)
Publication Number | Publication Date |
---|---|
CN114136716A true CN114136716A (en) | 2022-03-04 |
Family
ID=80388753
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202111418538.0A Pending CN114136716A (en) | 2021-11-26 | 2021-11-26 | Sampling device for petroleum product detection |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN114136716A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116296586A (en) * | 2023-01-29 | 2023-06-23 | 海安发达石油仪器科技有限公司 | Sampling device for petroleum product detection |
-
2021
- 2021-11-26 CN CN202111418538.0A patent/CN114136716A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116296586A (en) * | 2023-01-29 | 2023-06-23 | 海安发达石油仪器科技有限公司 | Sampling device for petroleum product detection |
CN116296586B (en) * | 2023-01-29 | 2023-12-01 | 海安发达石油仪器科技有限公司 | Sampling device for petroleum product detection |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN114136716A (en) | Sampling device for petroleum product detection | |
CN206177628U (en) | Both ends synchro switch liquid sampler | |
CN216621869U (en) | Sampling device for petroleum product detection | |
CN112362817A (en) | Gas collection detection device and detection method for transformer gas | |
US5437202A (en) | Fluid sampling device | |
CN211453006U (en) | Sampling device for food quality detection | |
CN110686938A (en) | Hydrogen oil sampling device and sampling method | |
CN112557129B (en) | Quick sampling tube for natural gas | |
CN206549670U (en) | A kind of vacuum self-sucking medical experiment Special test tube housing | |
CN214916063U (en) | Sectional sampling reaction kettle | |
CN209802761U (en) | Oil sampler | |
CN209547992U (en) | Heparin tube | |
CN211094272U (en) | Novel multi-purpose urine cup of clinical laboratory | |
CN208919385U (en) | A kind of soft stamp vacuum interface valve of high throughput | |
CN209589604U (en) | A kind of sampling apparatus | |
CN214217448U (en) | Discharging device of color masterbatch machine | |
CN218381911U (en) | Natural gas detection sampling device | |
CN212300951U (en) | Tar sampler | |
CN211904771U (en) | Adulterated diesel oil quick sampling device | |
CN219475060U (en) | Sampling device for melamine resin production | |
CN111693341A (en) | Sampling device and sampling method thereof | |
CN216909891U (en) | Dissolving tank convenient for sampling detection | |
CN214373602U (en) | A sampling device for black smelly water body is handled | |
CN218113386U (en) | Beta 2 microglobulin detection kit | |
CN212807694U (en) | Portable saliva collector |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |