CN211825231U - Engine oil sampling device of engine - Google Patents
Engine oil sampling device of engine Download PDFInfo
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- CN211825231U CN211825231U CN202020253916.9U CN202020253916U CN211825231U CN 211825231 U CN211825231 U CN 211825231U CN 202020253916 U CN202020253916 U CN 202020253916U CN 211825231 U CN211825231 U CN 211825231U
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Abstract
The utility model discloses an engine oil sampling device of engine, including first pipeline, storage appearance bottle, second pipeline, isolation bottle and third pipeline. One end of the first pipeline is communicated with an oil scale sleeve opening of the engine; the sample storage bottle is communicated with the other end of the first pipeline through a bottle cap of the sample storage bottle; one end of the second pipeline is communicated with the sample storage bottle through a bottle cap of the sample storage bottle; the isolation bottle is communicated with the other end of the second pipeline through a bottle cap of the isolation bottle; one end of the third pipeline is communicated with the isolation bottle through a bottle cap of the isolation bottle, and the other end of the third pipeline is communicated with an air intake of an air compressor of the engine; when the engine runs, the air compressor generates negative pressure in the sample storage bottle through the third pipeline, the isolation bottle and the second pipeline, and then engine oil of an oil pan of the engine is pumped into the sample storage bottle through the oil scale sleeve opening and the first pipeline. The utility model discloses an engine oil sampling device can realize that the engine once only accomplishes engine oil sample work under the condition of not shutting down.
Description
Technical Field
The utility model relates to an engine oil sampling device of engine.
Background
In the existing engine development process, the engine oil degradation condition is an important index of an engine reliability test. On the technical development line pursuing higher emission level, the influence of the quality of the engine oil on the emission pollutants is larger and larger, and in addition, the wide application of the post-injection of the fuel oil to the regeneration technology of the after-treatment system increases a large amount of engine oil sampling work in the new product development process. At present, engine oil sampling mostly adopts direct oil pan oil drain sampling or needle cylinder extraction type sampling.
The engine oil sampling device and the engine oil sampling method of the engine in the prior art have the following defects:
1. oil sump oil drainage sampling: the operability is low, the method is difficult to operate, shutdown cooling is needed, and the efficiency is not high;
2. needle cylinder extraction type sampling: the sample is required to be continuously added into the sample storage bottle in the using process, and the operation is complex.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an engine oil sampling device of engine, it can realize that the engine once only accomplishes the engine oil sample work under the condition of not shutting down.
In order to achieve the above object, the utility model provides an engine oil sampling device of engine, including first pipeline, storage appearance bottle, second pipeline, isolation bottle and third pipeline. One end of the first pipeline is communicated with an oil scale sleeve opening of the engine; the sample storage bottle is communicated with the other end of the first pipeline through a bottle cap of the sample storage bottle; one end of the second pipeline is communicated with the sample storage bottle through a bottle cap of the sample storage bottle; the isolation bottle is communicated with the other end of the second pipeline through a bottle cap of the isolation bottle; one end of the third pipeline is communicated with the isolation bottle through a bottle cap of the isolation bottle, and the other end of the third pipeline is communicated with an air intake of an air compressor of the engine; when the engine runs, the air compressor generates negative pressure in the sample storage bottle through the third pipeline, the isolation bottle and the second pipeline, and then engine oil of an oil pan of the engine is pumped into the sample storage bottle through the oil scale sleeve opening and the first pipeline.
In a preferred embodiment, the reservoir is a transparent material.
In a preferred embodiment, the bottle caps of the sample storage bottles are hermetically connected with the first pipeline and the second pipeline, and the bottle caps of the isolation bottles are hermetically connected with the second pipeline and the third pipeline.
In a preferred embodiment, the other end of the first conduit extends through the cap of the vial to the bottom of the vial.
In a preferred embodiment, one end of the second pipeline only extends to the bottle mouth of the sample storage bottle after passing through the bottle cap of the sample storage bottle.
In a preferred embodiment, the oil sampling device of the engine further comprises a vacuum-pumping device, which is communicated with the third pipeline, and the vacuum-pumping device is used for generating negative pressure in the sample storage bottle when the engine is in a stop state.
In a preferred embodiment, the oil sampling device of the engine further comprises a control valve, which is arranged on a branch of the third pipeline to the air intake of the air compressor and the vacuum pumping equipment.
In a preferred embodiment, the reservoir bottle and the isolation bottle are replaceable.
Another object of the utility model is to provide an engine oil sampling method of engine, this method can realize that the engine once only accomplishes the engine oil sample work under the circumstances of not shutting down, and the demand of adaptable different sample capacities.
In order to achieve the above another object, the present invention provides an engine oil sampling method of an engine, the method using the above engine oil sampling device, the engine oil sampling method comprising the steps of: preparing a plurality of bottles which are made of transparent materials and have different capacities, and taking two of the bottles as a sample storage bottle and an isolation bottle respectively; preparing a plurality of sections of pipes as a first pipeline, a second pipeline and a third pipeline respectively, inserting one end of the first pipeline from an oil scale sleeve opening of an engine to an oil pan of the engine until engine oil is reached, and sealing the oil scale sleeve opening and the first pipeline; drilling two holes on the bottle caps of the sample storage bottle and the isolation bottle respectively, and enabling the other end of the first pipeline to penetrate through one hole on the bottle cap of the sample storage bottle and extend to the bottom of the sample storage bottle; one end of the second pipeline passes through the other hole on the bottle cap of the sample storage bottle and extends to the bottle mouth of the sample storage bottle; the other end of the second pipeline penetrates through one hole in the bottle cap of the isolation bottle and extends into the isolation bottle, and one end of the third pipeline penetrates through the other hole in the bottle cap of the isolation bottle and extends into the isolation bottle; sealing the joints of the first pipeline, the second pipeline and the third pipeline with the upper holes of the bottle caps of the sample storage bottle and the isolation bottle; the other end of the third pipeline is divided into two branches, one branch is hermetically connected with an air intake of an air compressor of the engine, the other branch is used for connecting vacuum-pumping equipment, and control valves are respectively arranged on the two branches; when the engine is in a running state, closing a control valve of a branch communicated with the vacuumizing equipment, and opening a control valve of a branch communicated with an air intake port of the air compressor, so that negative pressure is generated in a sample storage bottle to start to extract an engine oil sample, and simultaneously observing the height of the liquid level of the engine oil in the sample storage bottle, wherein the liquid level of the engine oil is not in contact with one end of a second pipeline, so that the engine oil is prevented from entering an isolation bottle through the second pipeline and further entering the air intake port of the air compressor; and standing to pump oil after the quantity of the engine oil sample in the sample storage bottle meets the requirement, detaching the sample storage bottle filled with the engine oil sample, and replacing a new sample storage bottle for the next time of pumping oil for reuse.
In a preferred embodiment, the method for sampling engine oil further comprises the steps of: when the engine is in a stagnation state, the control valve communicated with the air intake branch of the air compressor is closed, and the control valve communicated with the vacuum-pumping equipment branch is opened, so that negative pressure is generated in the sample storage bottle to start pumping the engine oil sample.
Compared with the prior art, the utility model discloses an engine oil sampling device and engine oil sampling method of engine has following beneficial effect: the machine oil sampling device is provided with the isolation bottle, so that the situation that the machine oil is excessive in the sampling process and enters the relevant equipment and the tool pipe can be avoided, and the machine oil sampling device is safe and convenient. The engine oil sampling power of the engine directly uses the part power of the engine body, and the tee joint is used at the vacuum starting point of the sampling device, so that the sampling device has the sampling capacity of the engine in two conditions of running and stopping.
Drawings
Fig. 1 is a schematic structural diagram of an engine oil sampling device according to an embodiment of the present invention.
Description of the main reference numerals:
1-sample storage bottle, 2-isolation bottle, 3-vacuum pumping equipment, 4-control valve, A-first pipeline, B-second pipeline and C-third pipeline.
Detailed Description
The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited by the following detailed description.
Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.
As shown in fig. 1, fig. 1 is a schematic structural diagram of an engine oil sampling device according to an embodiment of the present invention. According to the utility model discloses preferred embodiment's an engine oil sampling device of engine, including elements such as first pipeline A, storage bottle 1, second pipeline B, isolation bottle 2 and third pipeline C.
In some embodiments, one end of the first pipeline a communicates with an oil scale sleeve opening of the engine and extends to an oil pan of the engine to be in contact with the engine oil. The first pipeline A is connected with the oil scale casing opening in a sealing mode. The sample storage bottle 1 is communicated with the other end of the first pipeline A through the bottle cap of the sample storage bottle 1, and the other end of the first pipeline A penetrates through the bottle cap of the sample storage bottle 1 and then extends to the bottom of the sample storage bottle 1. One end of the second pipeline B is communicated with the sample storage bottle 1 through the bottle cap of the sample storage bottle 1 and extends to the bottle mouth of the sample storage bottle 1, and the other end of the second pipeline B penetrates through the bottle cap of the isolation bottle 2 and extends into the isolation bottle 2. One end of the third pipeline C is communicated with the isolation bottle 2 through the bottle cap of the isolation bottle 2, and the other end of the third pipeline C is communicated with an air intake of an air compressor of the engine and the vacuumizing device 3 respectively.
In some embodiments, the caps of the sample storage bottles 1 and the first pipeline a and the second pipeline B and the caps of the isolation bottles 2 and the second pipeline B and the third pipeline C are hermetically connected.
In some embodiments, the sample storage bottle 1 and the isolation bottle 2 may be made of transparent materials, and preferably, a plurality of transparent materials with the same bottle cap or bottle stopper size but different capacities are selected, so as to meet the requirements of different oil sampling amounts. The bottle cap or the bottle stopper is of the same size so as to be replaced in time when the sample storage bottle 1 is full or the sample storage bottle 1 and the isolation bottle 2 are damaged.
In some embodiments, the oil sampling device of the engine further comprises a control valve 4, which is arranged on a branch of the third line C leading to the air compressor intake and to the vacuum equipment.
When the engine runs, the air compressor makes the sample storage bottle 1 generate negative pressure through the third pipeline C, the isolation bottle 2 and the second pipeline B, and then the engine oil of the oil pan of the engine is pumped into the sample storage bottle 1 through the oil scale casing port and the first pipeline A. When the engine is in a stop state, the vacuum-pumping device 3 is used for generating negative pressure in the sample storage bottle 1.
Another object of the utility model is to provide an engine oil sampling method of engine, this method can realize that the engine once only accomplishes the engine oil sample work under the circumstances of not shutting down, and the demand of adaptable different sample capacities.
The utility model discloses an engine oil sampling method of engine uses aforementioned engine oil sampling device, and engine oil sampling method includes following step: a plurality of bottles which are made of transparent materials and have different capacities and the same bottle cap or bottle stopper specification are prepared, and two of the bottles are respectively used as a sample storage bottle 1 and an isolation bottle 2. Several sections of pipes are prepared to be used as a first pipeline A, a second pipeline B and a third pipeline C respectively, one end of the first pipeline A is inserted into an oil pan of an engine from an oil scale sleeve opening of the engine until engine oil is reached, and the oil scale sleeve opening is sealed with the first pipeline A (all sealing modes applicable to the application can be used). Two holes are respectively drilled on the bottle caps (which can also adopt a bottle plug form) of the sample storage bottle 1 and the isolation bottle 2, and the other end of the first pipeline A penetrates through one hole on the bottle cap of the sample storage bottle 1 and then extends to the bottom of the sample storage bottle 1. One end of the second pipeline B passes through the other hole on the bottle cap of the sample storage bottle 1 and extends to the bottle mouth of the sample storage bottle 1. The other end of the second pipeline B passes through one hole on the bottle cap of the isolation bottle 2 and extends into the isolation bottle 2, and one end of the third pipeline C passes through the other hole on the bottle cap of the isolation bottle 2 and extends into the isolation bottle 2. Carry out sealing treatment with the junction in first pipeline A, second pipeline B and third pipeline C and the bottle lid upper hole of storing up appearance bottle 1 and isolation bottle 2 (first pipeline A, second pipeline B and third pipeline C all can adopt the compound mode of hard tube and hose, the hard tube is used for using with bottle lid or bottle plug sealing connection, the hose is used for intermediate junction to use. And the other end of the third pipeline C is divided into two branches, one branch is hermetically connected with an air intake of an air compressor of the engine, the other branch is used for connecting the vacuumizing equipment 3, and the two branches are respectively provided with a control valve 4.
In some embodiments, when the engine is in an operating state, the control valve 4 of the branch communicated with the vacuumizing device 3 is closed, the control valve 4 of the branch communicated with the air intake port of the air compressor is opened, so that negative pressure is generated in the sample storage bottle 1 to start to extract an engine oil sample, and meanwhile, the height of the engine oil liquid level in the sample storage bottle 1 is observed, so that the engine oil liquid level is not in contact with one end of the second pipeline B, and the engine oil is prevented from entering the isolation bottle 2 through the second pipeline B and further entering the air intake port of the air compressor. And standing to pump oil after the quantity of the engine oil sample in the sample storage bottle 1 meets the requirement, detaching the sample storage bottle 1 filled with the engine oil sample, and replacing a new sample storage bottle 1 for the next time of pumping oil for reuse. When the engine is in a stagnation state, the control valve 4 communicated with the air intake branch of the air compressor is closed, and the control valve 4 communicated with the branch of the vacuumizing device 3 is opened, so that negative pressure is generated in the sample storage bottle 1 to start to extract an engine oil sample.
To sum up, the utility model discloses an engine oil sampling device and engine oil sampling method of engine has following advantage: the machine oil sampling device is provided with the isolation bottle, so that the situation that the machine oil is excessive in the sampling process and enters the relevant equipment and the tool pipe can be avoided, and the machine oil sampling device is safe and convenient. The engine oil sampling power of the engine directly uses the part power of the engine body. And two branches are arranged at the other end of the third pipeline through a tee joint, one branch is connected with an air intake of the air compressor, and the other branch is connected with vacuum flushing equipment, so that the sampling capacity of the engine under two conditions of running and stopping can be realized. And this machine oil sampling device's sample storage bottle has multiple capacity specification can adapt to the requirement of different sample volumes, and sample storage bottle and isolation bottle all can be changed or exchange at any time when necessary, reduces part cost.
The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.
Claims (8)
1. An engine oil sampling device of an engine, comprising:
one end of the first pipeline is communicated with an oil scale sleeve opening of the engine;
the sample storage bottle is communicated with the other end of the first pipeline through a bottle cap of the sample storage bottle;
one end of the second pipeline is communicated with the sample storage bottle through the bottle cap of the sample storage bottle;
the isolation bottle is communicated with the other end of the second pipeline through a bottle cap of the isolation bottle; and
one end of the third pipeline is communicated with the isolation bottle through a bottle cap of the isolation bottle, and the other end of the third pipeline is communicated with an air intake of an air compressor of the engine;
when the engine runs, the air compressor passes through the third pipeline, the isolation bottle and the second pipeline, so that negative pressure is generated in the sample storage bottle, and then the engine oil of the oil pan of the engine passes through the oil scale casing port and the first pipeline is pumped into the sample storage bottle.
2. The engine oil sampling device of claim 1, wherein the reservoir is a transparent material.
3. The engine oil sampling device of claim 1, wherein the caps of the sample storage bottle and the first and second pipes and the caps of the isolation bottle and the second and third pipes are hermetically connected.
4. The engine oil sampling device of claim 1, wherein the other end of the first pipeline extends through the cap of the sample storage bottle to the bottom of the sample storage bottle.
5. The engine oil sampling device of claim 4, wherein one end of the second pipeline extends only to the mouth of the sample storage bottle after passing through the bottle cap of the sample storage bottle.
6. The engine oil sampling device of claim 1, further comprising a vacuum device in communication with the third conduit, the vacuum device configured to create a negative pressure in the sample reservoir bottle when the engine is in a shutdown state.
7. The engine oil sampling device of claim 6, further comprising a control valve disposed on a branch of the third line leading to the air compressor intake and the vacuum.
8. The engine oil sampling device of claim 1, wherein the reservoir bottle and the isolation bottle are replaceable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020253916.9U CN211825231U (en) | 2020-03-04 | 2020-03-04 | Engine oil sampling device of engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020253916.9U CN211825231U (en) | 2020-03-04 | 2020-03-04 | Engine oil sampling device of engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211825231U true CN211825231U (en) | 2020-10-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020253916.9U Active CN211825231U (en) | 2020-03-04 | 2020-03-04 | Engine oil sampling device of engine |
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| Country | Link |
|---|---|
| CN (1) | CN211825231U (en) |
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2020
- 2020-03-04 CN CN202020253916.9U patent/CN211825231U/en active Active
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