CN218297658U - Lubricating oil granularity chemical examination sampling anti-pollution device - Google Patents
Lubricating oil granularity chemical examination sampling anti-pollution device Download PDFInfo
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- CN218297658U CN218297658U CN202220681277.5U CN202220681277U CN218297658U CN 218297658 U CN218297658 U CN 218297658U CN 202220681277 U CN202220681277 U CN 202220681277U CN 218297658 U CN218297658 U CN 218297658U
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- hole
- lubricating oil
- box body
- hand hole
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- 238000005070 sampling Methods 0.000 title claims abstract description 122
- 239000010687 lubricating oil Substances 0.000 title claims abstract description 32
- 239000000126 substance Substances 0.000 title claims abstract description 11
- 238000007789 sealing Methods 0.000 claims abstract description 5
- 239000004744 fabric Substances 0.000 claims description 17
- 238000011109 contamination Methods 0.000 claims description 11
- 238000003556 assay Methods 0.000 claims description 10
- 230000004888 barrier function Effects 0.000 claims description 9
- 239000011521 glass Substances 0.000 claims description 5
- 239000003921 oil Substances 0.000 description 15
- 238000000034 method Methods 0.000 description 9
- 239000012535 impurity Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 239000002245 particle Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000003915 air pollution Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 101100293606 Hordeum vulgare NAS8 gene Proteins 0.000 description 1
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 1
- 229920005372 Plexiglas® Polymers 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
The utility model discloses a lubricating oil granularity chemical examination sampling anti-pollution device, which mainly adopts the technical proposal that a box body is a sealing structure, a first side surface of the box body is provided with a box door opening, a second side surface of the box body is provided with a hand hole, and the top surface of the box body is provided with a sampling hole; the box door is arranged at the box door opening, one side of the box door is rotationally connected with the first side surface or one side surface adjacent to the first side surface, and the other side of the box door is clamped and hermetically connected with the first side surface or one side surface adjacent to the first side surface; the hand hole cover is arranged at the hand hole, one side of the hand hole cover is rotationally connected with the second side surface, and the other side of the hand hole cover is clamped and hermetically connected with the second side surface; and the sampling hole cover is connected with the sampling hole in a plugging manner.
Description
Technical Field
The utility model relates to a chemistry inspection technical field especially relates to a lubricating oil granularity chemical examination sample anti-pollution device.
Background
The particle size refers to the number concentration of solid particles of different particle size in unit volume of oil, and is measured by a special particle size analyzer in units of one/100 ml. The granularity is an important standard for judging whether the turbine lubricating oil is qualified or not. The standard for the oil quality execution of the steam turbine in China is the NAS1638 standard of the United states space aviation industry Association, and the requirement that the oil quality is less than or equal to NAS8 grade is required.
In the equipment of a thermal power plant, the lubricating oil is equivalent to the blood of a steam turbine generator unit and mainly plays a role in lubricating and cooling a steam turbine bearing bush. The quality of oil directly influences the safety of the bearing bush of the steam turbine set. The method specifically requires that the unit is strictly prohibited from starting under the condition of unqualified oil quality in twenty-five key requirements for preventing electric power production accidents issued by the national energy agency. However, the oil quality standard is high in requirement, the testing precision reaches the micron level, and the oil quality standard is easily influenced by fine particle impurities in the air when in-situ sampling, so that the testing result is unqualified. In particular, the field environment is poor during maintenance of the unit, and the oil sampling is very easy to pollute, so that the originally qualified oil is unqualified in testing, and the system operation and the unit starting are influenced.
The common method for sampling lubricating oil in the production site of a thermal power generating unit is as follows: and cleaning a sampling pipeline by adopting alcohol, and then opening a sampling valve to enable oil in the oil tank to flow into a sampling bottle. In the in-process of sample, the very easy graininess impurity that floats in the air gets into the sampling bottle with the oil stream together in, leads to the oil appearance to receive the pollution, makes the granularity of chemical examination out bigger than reality on the large side, influences the accuracy of measuring result, is difficult to reflect the true granularity of lubricating oil, influences work efficiency.
Disclosure of Invention
In view of this, the utility model provides a lubricating oil granularity chemical examination sample anti-pollution device, main aim at make lubricating oil sampling process clean and tidy, thoroughly isolated air pollution.
In order to achieve the above object, the present invention mainly provides the following technical solutions:
the embodiment of the utility model provides a lubricating oil granularity chemical examination sample anti-pollution device. It includes:
the box body is of a sealing structure, a box door opening is formed in the first side face of the box body, a hand hole is formed in the second side face of the box body, and a sampling hole is formed in the top face of the box body; the box door opening is used for placing a sampling bottle in the box body, the hand hole is used for extending a hand into the box body to open and cover a sampling bottle cap, and the sampling hole is used for extending a sampling tube into the sampling bottle through the sampling hole;
the box door is arranged at the box door opening, one side of the box door is rotationally connected with the first side surface or one side surface adjacent to the first side surface, and the other side of the box door is clamped and hermetically connected with the first side surface or one side surface adjacent to the first side surface;
the hand hole cover is arranged at the hand hole, one side of the hand hole cover is rotatably connected with the second side surface, and the other side of the hand hole cover is clamped and hermetically connected with the second side surface; when the hand hole cover is opened and the sampling bottle cover is covered by the sampling bottle through the hand hole, the first air blocking cloth covers the gap between the hand hole and the hand
The sampling hole cover is connected with the sampling hole in a plug-in manner; when the sampling hole cover is taken down and the sampling tube extends into the sampling bottle through the sampling hole, a second air barrier cloth covers a gap between the sampling hole and the sampling tube.
As mentioned above, the box body is a 30 cm square cube structure;
the box body is made of organic glass.
As mentioned before, the largest dimension of the box door opening is the same as the dimension of the first side.
As mentioned above, the shape of the box door opening is square or rectangular or arched.
As previously mentioned, the shape of the hand hole may be square or circular;
the length or diameter of the hand hole is 10 centimeters.
As previously described, the sampling hole is a circular hole;
the size of the sampling hole corresponds to that of the sampling tube.
As described above, one side of the door is rotatably connected to the first side surface or one side surface adjacent to the first side surface by the hinge.
As previously described, one side of the handhole cover is pivotally connected to the second side by a hinge.
As mentioned above, the door and the handle cover are made of plexiglass.
As described above, the first air barrier cloth and the second control barrier cloth are both wet cloths.
Borrow by above-mentioned technical scheme, the utility model discloses a lubricating oil granularity chemical examination sample anti-pollution device has following advantage at least:
the utility model discloses a lubricating oil granularity chemical examination sample anti-pollution device is provided with case door opening through the first side that sets up the box, the second side of box is provided with the hand hole, the top surface of box is provided with the sampling hole, and to case door opening, hand hole and sampling hole configuration corresponding chamber door, hand hole and sampling hole lid, the process of flowing lubricating oil from the sampling tube to the sampling bottle is arranged in a clean airtight space, do not receive external interference, make the sampling process clean and tidy, thoroughly isolated air pollution, establish a confined, clean space at the production site, avoid oil appearance to receive the pollution, ensured the accuracy of taking a sample; moreover, the utility model has simple manufacture, small investment and obvious anti-pollution effect.
The above description is only an outline of the technical solution of the present invention, and in order to make the technical means of the present invention more clearly understood and to be implemented in accordance with the content of the specification, the following detailed description will be given of preferred embodiments of the present invention in conjunction with the accompanying drawings.
Drawings
FIG. 1 is a schematic view of the anti-contamination device for testing and sampling lubricating oil granularity according to the present invention;
FIG. 2 is a schematic view of the structure of the hand hole cover of the present invention;
fig. 3 is a schematic view of the structure of the sampling hole cover of the present invention.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined objects, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments, wherein the arrow direction in the drawings is the smoke flow direction.
As shown in fig. 1 to 3, an embodiment of the present invention provides a device for preventing contamination in a lubricating oil particle size assay, including: the device comprises a box body 1, a box door 2, a hand hole cover 3 and a sampling hole cover 4.
As shown in fig. 1 to fig. 3, the box body 1 is a sealed structure, in the present invention, the box body 1 is a square structure with a square of 30 cm, and the box body 1 is made of organic glass. A box door opening 111 is formed in the first side surface 11 of the box body 1, a hand hole 121 is formed in the second side surface 12 of the box body 1, and a sampling hole 131 is formed in the top surface 13 of the box body 1; the box door opening 111 is used for placing the sampling bottle 5 in the box body 1, the hand hole 121 is used for extending a hand into the box body 1 to open and cover a sampling bottle cap, and the sampling hole 131 is used for extending the sampling tube 6 into the sampling bottle 5 through the sampling hole 131. The utility model discloses in, the maximum dimension of chamber door hole 111 is the same with the size of first side 11, and the shape of chamber door hole 111 is the square or for the rectangle or for the arch, and the chamber door hole of course still can be for other shapes, and is specific the embodiment of the utility model provides a do not restrict to this. The utility model discloses in, the shape of hand hole 121 can be square or for circular, and the length or the diameter of hand hole 121 are 10 centimetres, and the size in specific hand hole is based on that staff's hand can freely stretch into. Of course, the hand hole may have other shapes, and the specific embodiment of the present invention does not limit this. The utility model discloses in, the sampling hole 131 is the round hole, and the size of sampling hole size is corresponding with the size of sampling tube size, and the size of sampling hole size can change according to the size of sampling tube size promptly the utility model discloses in, the diameter of sampling hole 131 can be for 1.5 centimetres. Chamber door 2, it is installed case door opening 111 department, one side of chamber door 2 with first side 11 or with a side swivelling joint that first side 11 is adjacent, the opposite side of chamber door 2 with first side 11 or with a side block sealing connection that first side 11 is adjacent the utility model discloses in, one side of chamber door 2 with first side 11 or with a side that first side 11 is adjacent passes through hinge swivelling joint, makes chamber door 2 can nimble switch. The hand hole cover 3 is installed at the hand hole 121, one side of the hand hole cover 3 is rotatably connected with the second side surface 12, and the other side of the hand hole cover 3 is connected with the second side surface 12 in a clamping and sealing manner; when the handhole cover 3 is opened and the sampling bottle cap is covered on the handhole 121, the gap between the handhole 121 and the hand is covered with a first air barrier cloth. In the present invention, one side of the handhole cover 3 is connected with the second side surface 12 by a hinge, so that the handhole cover 3 can be flexibly opened and closed. The sampling hole cover 4 is connected with the sampling hole 131 in a plug-in manner; when the sampling hole cover 4 is taken down and the sampling tube 6 extends into the sampling bottle 5 through the sampling hole 131, a second air barrier cloth covers the gap between the sampling hole 131 and the sampling tube 6. The utility model discloses in, chamber door 2 and handhole door 3 all adopt organic glass to make, and first air separates cloth and second control and separates cloth and all adopt wet cloth.
After the box body is manufactured, the interior of the box body is required to be cleaned, the sampling hole and the hand hole are kept in a closed state at ordinary times so as to prevent impurities from entering, and the box body is required to be cleaned after each use. When in specific sampling, the sampling bottle is placed in a relatively clean place before entering a site, the sampling bottle is placed in the box body, the box door is covered, the exposure time of the inside of the box body and the sampling bottle is reduced as much as possible, the hand hole cover is opened, the sampling bottle cover is opened through the hand hole, the gap between the hand hole and the hand is sealed by using wet cloth so as to prevent impurities in the air from entering the box body through the gap and polluting a lubricating oil sample, the hand hole cover is covered, the box body is moved, the sampling hole cover is opened so that the sampling tube extends into the box body and the sampling bottle through the sampling hole, the gap between the sampling tube and the sampling hole is covered by using clean wet cloth so as to prevent the impurities in the air from entering the box body through the gap and polluting the lubricating oil sample, then the sampling door is opened so that the lubricating oil flows into the sampling bottle, the sampling door is closed after the completion, the sampling tube is pulled out, the sampling hole cover is covered, the hand hole cover is opened, the sampling bottle cover is covered by using the hand hole cover, the sampling bottle cover, the gap between the hand hole and the sampling bottle is sealed by using wet cloth so as to prevent the impurities in the air from entering the box body and polluting the lubricating oil sample, and then the box door is taken out.
The lubricating oil granularity chemical examination sampling anti-pollution device provided by the embodiment of the utility model is provided with the box door opening through the first side surface of the box body, the second side surface of the box body is provided with the hand hole, the top surface of the box body is provided with the sampling hole, and the box door, the hand hole and the sampling hole cover which correspond to the box door opening, the hand hole and the sampling hole are configured, the process of flowing lubricating oil out of the sampling tube to the sampling bottle is arranged in a clean airtight space, the sampling process is not interfered by the outside, the sampling process is clean and tidy, the air pollution is thoroughly isolated, a closed and clean space is created in the production site, the oil sample is prevented from being polluted, and the sampling accuracy is ensured; moreover, the utility model has simple manufacture, small investment and obvious anti-pollution effect.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any simple modification, equivalent change and modification made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (10)
1. The utility model provides a lubricating oil granularity chemical examination sample anti-pollution device which characterized in that: it comprises the following steps:
the box body is of a sealing structure, a box door opening is formed in the first side face of the box body, a hand hole is formed in the second side face of the box body, and a sampling hole is formed in the top face of the box body; the box door opening is used for placing a sampling bottle in the box body, the hand hole is used for extending a hand into the box body to open and cover a sampling bottle cap, and the sampling hole is used for extending a sampling tube into the sampling bottle through the sampling hole;
the box door is arranged at the box door opening, one side of the box door is rotationally connected with the first side surface or one side surface adjacent to the first side surface, and the other side of the box door is clamped and hermetically connected with the first side surface or one side surface adjacent to the first side surface;
the hand hole cover is arranged at the hand hole, one side of the hand hole cover is rotatably connected with the second side surface, and the other side of the hand hole cover is clamped and hermetically connected with the second side surface; when the hand hole cover is opened and the sampling bottle cover is covered by the hand hole, a first air barrier cloth covers a gap between the hand hole and the hand;
the sampling hole cover is connected with the sampling hole in a plug-in manner; when the sampling hole cover is taken down and the sampling tube extends into the sampling bottle through the sampling hole, a second air barrier cloth covers a gap between the sampling hole and the sampling tube.
2. The lubricating oil granularity assay sampling anti-contamination device according to claim 1,
the box body is of a 30 cm square structure;
the box body is made of organic glass.
3. The lubricating oil granularity assay sampling anti-contamination device according to claim 1,
the largest dimension of the box door opening is the same as the dimension of the first side face.
4. The lubricating oil granularity assay sampling anti-contamination device of claim 1,
the shape of the box door opening is square or rectangular or arched.
5. The lubricating oil granularity assay sampling anti-contamination device of claim 1,
the hand hole can be square or round;
the length or diameter of the hand hole is 10 centimeters.
6. The lubricating oil granularity assay sampling anti-contamination device according to claim 1,
the sampling hole is a round hole;
the size of the sampling hole corresponds to the size of the sampling tube.
7. The lubricating oil granularity assay sampling anti-contamination device according to claim 1,
one side of the box door is rotatably connected with the first side face or one side face adjacent to the first side face through a hinge.
8. The lubricating oil granularity assay sampling anti-contamination device according to claim 1,
one side of the handhole cover is rotatably connected with the second side surface through a hinge.
9. The lubricating oil granularity assay sampling anti-contamination device according to claim 1,
the box door and the hand hole cover are made of organic glass.
10. The lubricating oil granularity assay sampling anti-contamination device according to claim 1,
the first air barrier cloth and the second control barrier cloth are both wet cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220681277.5U CN218297658U (en) | 2022-03-28 | 2022-03-28 | Lubricating oil granularity chemical examination sampling anti-pollution device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220681277.5U CN218297658U (en) | 2022-03-28 | 2022-03-28 | Lubricating oil granularity chemical examination sampling anti-pollution device |
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| Publication Number | Publication Date |
|---|---|
| CN218297658U true CN218297658U (en) | 2023-01-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220681277.5U Active CN218297658U (en) | 2022-03-28 | 2022-03-28 | Lubricating oil granularity chemical examination sampling anti-pollution device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116908062A (en) * | 2023-09-07 | 2023-10-20 | 儒亚科技（北京）有限公司 | Online detection analyzer for particles in lubricating oil |
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2022
- 2022-03-28 CN CN202220681277.5U patent/CN218297658U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116908062A (en) * | 2023-09-07 | 2023-10-20 | 儒亚科技（北京）有限公司 | Online detection analyzer for particles in lubricating oil |
| CN116908062B (en) * | 2023-09-07 | 2023-12-19 | 儒亚科技（北京）有限公司 | Online detection analyzer for particles in lubricating oil |
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