CN105784059B - Sampling detection oil scale - Google Patents
Sampling detection oil scale Download PDFInfo
- Publication number
- CN105784059B CN105784059B CN201610287809.6A CN201610287809A CN105784059B CN 105784059 B CN105784059 B CN 105784059B CN 201610287809 A CN201610287809 A CN 201610287809A CN 105784059 B CN105784059 B CN 105784059B
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- oil
- sampling tube
- sampling
- connecting rod
- plug
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/04—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by dip members, e.g. dip-sticks
-
- 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
Abstract
The invention provides a sampling detection oil dipstick, wherein a sampling device is arranged at the position of the oil dipstick close to the bottom, a limiting device is arranged at the position of the oil dipstick close to a handle, and when the limiting device is arranged at the position of a box opening, the bottom of the oil dipstick is close to but not in contact with the bottom plate of the oil box. Carry out the degree of depth location through adopting stop device, the oil level gauge measures the fluid degree of depth, and cooperation sampling device carries out a small amount of samplings to the fluid of oil tank bottom to conveniently detect the quality of fluid, thereby the periodic discharge is not conform to the problem of requirement fluid, avoids equipment to use lubricating oil and breaks down.
Description
Technical Field
The invention relates to an oil scale, in particular to an oil scale for sampling and detecting.
Background
The oil level indication means indicating the height of the oil level in the closed container and helping equipment maintenance personnel to judge whether the oil in the container is sufficient or not. The oil level gauge mainly utilizes the viscidity of fluid, after the fluid of oil level gauge immersion container in, fluid can adhere on the oil level gauge, takes out the back in the container as the oil level gauge, comes to judge how much of the interior oil mass of container through the position of observing the oil level gauge on adhesion fluid. The oil level gauge for the general oil tank can only observe the height of the oil level, the action is single, after the oil tank is used for a long time, heavy oil contained in engine oil can gradually precipitate at the bottom of the oil tank, if the heavy oil is discharged irregularly, the oil product can be influenced, even faults of some machines can be caused, so that the quality of the oil needs to be detected regularly, and impurity oil and the heavy oil need to be discharged timely. This step is particularly important for precision machine tools, but frequent oil changes easily result in unnecessary cost increases, and therefore a device capable of conveniently detecting the quality of oil at the bottom of the oil tank is required.
Disclosure of Invention
The invention aims to solve the technical problem of providing a sampling detection oil level indicator which can observe the height of an oil liquid level and can sample oil at the bottom of an oil tank so as to conveniently detect the quality of the oil, so that the oil which does not meet the requirement is discharged periodically, and the equipment faults are reduced.
In order to solve the above-mentioned technical problems, the technical scheme adopted by the invention is as follows: the utility model provides a position that sample detection oil level indicator, oil level indicator are close to the bottom is equipped with sampling device, is equipped with stop device in the position that oil level indicator is close to the handle, and when stop device in the position of case mouth, the bottom of oil level indicator is close to but contactless oil tank bottom plate.
The sampling device is a sampling kettle which is provided with a bottom wall and a side wall, and the top of the sampling kettle is open.
The top of the sampling kettle is provided with a plug sliding along the oil dipstick, when the plug contacts with the top opening of the sampling kettle, the top opening is sealed, the plug is connected with a connecting rod, and a pressure rod is arranged at the position of the connecting rod, which is close to the handle;
the outer wall of the oil dipstick is provided with a plurality of guide rings, and the connecting rod slides in the guide rings;
a limiting bulge is arranged on the connecting rod at the position below one of the guide rings, and a spring is arranged between the limiting bulge and the guide ring.
The sampling device is a sampling tube, the sampling tube is provided with a side wall, and the top and the bottom of the sampling tube are open;
the top of the sampling tube is provided with a plug sliding along the oil scale, when the plug contacts with the top opening of the sampling tube to realize top opening sealing, the plug is connected with the connecting rod, and a pressure rod is arranged at the position of the connecting rod, which is close to the handle.
The outer wall of the oil scale is provided with a plurality of guide rings, and the connecting rod slides in the guide rings.
And a limiting bulge is arranged on the connecting rod at the position above one of the guide rings, and a spring is arranged between the limiting bulge and the guide ring.
The outer edge of the bottom of the sampling tube is provided with a circle guiding part.
The capacitance sensor is arranged in the sampling tube, the polar plates of the electrodes of the capacitance sensor are respectively arranged on two opposite inner walls of the sampling tube, the capacitance sensor is connected with a display screen positioned at the handle part, oil is used as a medium, when the quality of the oil changes, the dielectric constant of the oil is detected through the capacitance sensor, and the quality parameter of the oil is obtained.
The handle is a pull ring.
The pressure lever is formed by bending the end of the connecting rod.
The limiting device and the box opening form sealing;
or the limiting device is a hook.
According to the sampling detection oil level gauge provided by the invention, the limiting device is adopted for depth positioning, the oil level gauge is used for measuring the oil depth, and a small amount of sampling is carried out on oil at the bottom of the oil tank by matching with the sampling device, so that the quality of the oil is conveniently detected, the oil which does not meet the requirement is periodically discharged, and the fault caused by the problem of lubricating oil for equipment is avoided. In the preferred scheme, the scheme that the sampling tube is matched with the sliding plug can be used for more accurately obtaining the oil liquid sample at the bottom of the oil tank. In the further preferred scheme, the capacitance sensor arranged on the sampling device can measure the oil quality in real time, so that the coping scheme can be rapidly obtained. The invention has simple and ingenious structure and convenient use.
Drawings
The invention is further illustrated with reference to the following figures and examples:
FIG. 1 is a schematic view of the present invention.
Fig. 2 is a schematic view of another preferred construction of the present invention.
Fig. 3 is a schematic view of another preferred structure of the present invention.
In the figure, a pull ring 1, a hook 2, an oil level gauge 3, a sampling pot 4, a sampling tube 4', an oil tank bottom plate 5, a connecting rod 6, a guide ring 7, a plug 8, a guide circular part 9, a spring 10, a limiting bulge 11, a tank opening 12, a pressure rod 13 and an oil tank 14.
Detailed Description
Practice of example 1:
as shown in figure 1, a sampling test oil level indicator, the position that oil level indicator 3 is close to the bottom is equipped with sampling device, is equipped with stop device in the position that oil level indicator 3 is close to the handle, and when stop device in the position of case mouth 12, the bottom of oil level indicator 3 is close to but does not contact oil tank bottom plate 5 to avoid oil level indicator 3 to damage oil tank bottom plate. During detection, the oil gauge is inserted into the tank opening 12 of the oil tank 14 until the position of the position device at the tank opening 12 is limited, namely the oil gauge is taken out, and the oil depth is observed through the surface of the oil gauge 3. The quality of the oil is detected by detecting the oil in the sampling device.
Example 2:
on the basis of the embodiment 1, an alternative scheme is shown in fig. 1, wherein the sampling device is a sampling pot 4, the sampling pot 4 is provided with a bottom wall and a side wall, and the top of the sampling pot 4 is open. With the structure, when the sampling kettle 4 is arranged in the oil tank 14, part of oil enters the sampling kettle 4, and the oil is sampled.
Preferably, as shown in fig. 2, a plug 8 sliding along the oil scale 3 is arranged at the top of the sampling pot 4, when the plug 8 contacts with the top opening of the sampling pot 4 to seal the top opening, the plug 8 is connected with the connecting rod 6, and a pressure rod 13 is arranged at the position of the connecting rod 6 close to the handle;
a plurality of guide rings 7 are arranged on the outer wall of the oil scale 3, and the connecting rod 6 slides in the guide rings 7;
a limiting bulge 11 is arranged on the connecting rod 6 at the position below one guide ring 7, and a spring 10 is arranged between the limiting bulge 11 and the guide ring 7. By the structure, the default sampling kettle 4 is in a sealed state, when the sampling kettle 4 reaches the bottom of the oil tank, the connecting rod 6 is pulled up, so that the top opening of the sampling kettle 4 is opened, and oil at the bottom of the oil tank enters the sampling kettle 4.
Example 3:
in embodiment 2, because the sampling kettle 4 is only open at the top, in the use, when the sampling kettle 4 enters into the oil, the oil sample begins to enter into the sampling kettle 4 promptly, when the sampling kettle 4 is full, in the continuous descending process, the oil that is located the bottom of the oil tank 14 is difficult to enter into the sampling kettle 4 again, and in the lifting process of the sampling kettle 4, the sampling kettle 4 also can flow out from the sampling kettle 4 under the turbulent flow effect, thereby influencing the sampling effect. Or the air in the sampling pot 4 is difficult to completely exhaust, for example, in a viscous oil, the air can form bubbles in the sampling pot 4, which affects the accuracy of the sampling and detecting operations.
On the basis of example 1, another alternative is shown in fig. 3, wherein the sampling device is a sampling tube 4', the sampling tube 4' is provided with side walls, and the top and the bottom of the sampling tube 4' are open;
the top of the sampling tube 4 'is provided with a plug 8 sliding along the oil scale 3, when the plug 8 contacts the top opening of the sampling tube 4' to effect a top opening seal, the plug 8 is connected with the connecting rod 6, and a pressure rod 13 is arranged at the position, close to the handle, of the connecting rod 6. With the structure, when the oil level gauge 3 enters the oil tank 14 until being limited by the limiting device, the sampling tube 4' is positioned at a position close to the bottom plate 5 of the oil tank, namely the position needing sampling. The pressure rod 13 is pressed downwards, so that the connecting rod 6 drives the plug 8 to move downwards, the top opening of the sampling tube 4 'is sealed, and the sampling in the sampling tube 4' is oil at the bottom of the oil tank 14. Can truly reflect the quality of oil products. During the lifting process of the sampling tube 4', the plug 8 is closed, so that the sample in the sampling tube 4' is difficult to flow out of the sampling tube 4 '.
In a preferred embodiment, as shown in FIG. 3, the outer edge of the bottom of the sampling tube 4' is provided with a rounding portion 9. By the structure, the turbulence generated by the edge of the sampling tube 4' in the lifting process is reduced, and the sample is prevented from flowing out.
In a preferred scheme, as shown in fig. 3, a plurality of guide rings 7 are arranged on the outer wall of the oil level indicator 3, and the connecting rod 6 slides in the guide rings 7. With this structure, the sliding of the link 6 is smoother.
<xnotran> 3 , 7 , 6 11, 11 7 10. </xnotran> With the structure, the plug 8 is separated from the top opening of the sampling tube 4 'under the normal state, so that oil can enter the sampling tube 4' conveniently during the sampling process.
Example 4:
on the basis of the embodiments 1 to 3, as shown in fig. 1 and 2, the handle is a pull ring 1. The pressure lever 13 is formed by bending the end of the connecting rod 6. With the structure, the utility model has the advantages that, the operation is convenient.
The limiting device forms a seal with the tank opening 12. With the structure, the limiting device is directly used as the cover of the oil tank 14, so that the detection is convenient at any time.
Optionally, the limiting device is a hook 2.
Example 5:
on the basis of the embodiments 1 to 3, the capacitance sensor is arranged in the sampling pot 4 or the sampling tube 4', for example, the electrode plates of the capacitance sensor are respectively arranged on two opposite inner walls of the sampling pot 4 or the sampling tube 4', the capacitance sensor is connected with the display screen positioned at the handle part, the oil liquid is used as a medium, when the quality of the oil liquid changes, for example, if the metal particles or conductive salts in the oil increase, the dielectric constant of the oil changes, and the quality parameter of the oil is obtained by detecting the dielectric constant of the oil through a capacitive sensor, which is not shown in the figure, in this case, the sampling pot 4 or the sampling tube 4' is made of an insulating material. By the structure, the oil quality is measured in real time.
The above-described embodiments are merely preferred embodiments of the present invention, and should not be construed as limiting the present invention, and features in the embodiments and examples in the present application may be arbitrarily combined with each other without conflict. The protection scope of the present invention is defined by the claims, and includes equivalents of technical features of the claims. I.e., equivalent alterations and modifications within the scope hereof, are also intended to be within the scope of the invention.
Claims (3)
1. The utility model provides a sample detection oil scale, characterized by: a sampling device is arranged at the position, close to the bottom, of the oil scale (3), a limiting device is arranged at the position, close to the handle, of the oil scale (3), and when the limiting device is arranged at the position of the box opening (12), the bottom of the oil scale (3) is close to but does not contact with a bottom plate (5) of the oil box;
the limiting device and the box opening (12) form a seal, or the limiting device is a hook (2);
the sampling device is a sampling tube (4 '), the sampling tube (4 ') is provided with a side wall, and the top and the bottom of the sampling tube (4 ') are open;
the top of the sampling tube (4 ') is provided with a plug (8) sliding along the oil scale (3), when the plug (8) contacts with the top opening of the sampling tube (4'), the top opening is sealed, the plug (8) is connected with the connecting rod (6), and a pressure rod (13) is arranged at the position, close to the handle, of the connecting rod (6);
the pressure rod (13) is pressed downwards, the connecting rod (6) drives the plug (8) to move downwards, the top opening of the sampling tube (4 ') is sealed, oil liquid at the bottom of the oil tank 14 is sampled in the sampling tube (4 '), and in the lifting process of the sampling tube (4 '), because the plug (8) is closed, the sample in the sampling tube (4 ') is difficult to flow out of the sampling tube (4 ');
a plurality of guide rings (7) are arranged on the outer wall of the oil scale (3), and the connecting rod (6) slides in the guide rings (7);
a limiting bulge (11) is arranged on the connecting rod (6) at the position above one guide ring (7), and a spring (10) is arranged between the limiting bulge (11) and the guide ring (7);
<xnotran> (4') (9); </xnotran>
The sampling tube (4 ') is made of insulating materials, a capacitance sensor is arranged in the sampling tube (4 '), pole plates of electrodes of the capacitance sensor are respectively arranged on two opposite inner walls of the sampling tube (4 '), the capacitance sensor is connected with a display screen positioned at a handle part, oil is used as a medium, when the quality of the oil changes, the dielectric constant of the oil is detected through the capacitance sensor, and the quality parameter of the oil is obtained.
2. A sample detection dipstick according to claim 1, the method is characterized in that: the handle is a pull ring (1).
3. A sample testing oil dipstick according to claim 1 in which: the pressure lever (13) is formed by bending the end of the connecting rod (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610287809.6A CN105784059B (en) | 2016-05-04 | 2016-05-04 | Sampling detection oil scale |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610287809.6A CN105784059B (en) | 2016-05-04 | 2016-05-04 | Sampling detection oil scale |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105784059A CN105784059A (en) | 2016-07-20 |
| CN105784059B true CN105784059B (en) | 2022-10-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610287809.6A Active CN105784059B (en) | 2016-05-04 | 2016-05-04 | Sampling detection oil scale |
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