CN215296377U - Siphon type oil level indicator - Google Patents
Siphon type oil level indicator Download PDFInfo
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- CN215296377U CN215296377U CN202120963449.3U CN202120963449U CN215296377U CN 215296377 U CN215296377 U CN 215296377U CN 202120963449 U CN202120963449 U CN 202120963449U CN 215296377 U CN215296377 U CN 215296377U
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- connecting pipe
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Abstract
The application discloses a siphon type oil level indicator, which comprises an oil level display pipe and a communicating part; the oil level display tube comprises a transparent organic glass tube body, a first tube inlet hole is formed in the organic glass tube body, and a second tube inlet hole is formed in the bearing box; the communicating part comprises a first connecting pipe, a second connecting pipe and a connecting nut; the connecting nut is used for screwing the first connecting pipe and the second connecting pipe together, the first connecting pipe is screwed on the first pipe inlet hole, and the second connecting pipe is screwed on the second pipe inlet hole; the inner cavities of the first connecting pipe, the second connecting pipe and the connecting nut form a pipeline channel, an elastic plastic pipe is arranged in the pipeline channel, and two ends of the elastic plastic pipe are bent downwards and respectively extend into the oil level display pipe and the bearing box. This application utilizes siphon phenomenon, makes the liquid level of oil level display tube and bearing box keep equal height, observes the liquid level of lubricating oil in the bearing box through the oil level display tube, need not to shut down, can directly change, has improved the stationarity of pump operation.
Description
Technical Field
The utility model relates to a hydrocone type oil level gaugember.
Background
In the chemical device, the observation of the lubricating oil level and the oil quality of the pump bearing box is mainly realized by a plug-shaped oil level indicator and a tubular oil level indicator which are made of organic glass materials, and the two oil level indicators have the advantages of simple manufacture and processing, low price and the like, but the defects are also very obvious. The tubular oil level indicator is mainly used for supplementing lubricating oil to a bearing box of a pump and has the purpose of the oil level indicator, so that the tubular oil level indicator has a limited effect of observing the oil level and the quality of oil products in the bearing box. The observation mirror surface of the plug-shaped oil level indicator is small, dirt is easy to accumulate in the observation mirror surface, and due to the fact that light in the bearing box is dark, after dirt is accumulated on the observation mirror surface, the quality of oil in the bearing box is difficult to accurately judge through the plug-shaped oil level indicator, and only the oil level can be roughly judged. Stopper form oil level gaugember and tubulose oil level gaugember all can't change on line, because observation part between them all adopts the organic glass preparation, when observation part is ageing yellow or inside is covered by the greasy dirt completely, then need shut down and clear up or whole change, influence the continuous operation of relevant device.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides a siphon type oil level indicator, which comprises an oil level display tube and a communicating part, wherein the communicating part is used for communicating the oil level display tube and a bearing box;
the oil level display tube comprises an organic glass tube body extending in the vertical direction, the top of the organic glass tube body is provided with an air vent, the organic glass tube body is transparent, one side of the organic glass tube body is provided with a first tube inlet hole with an internal thread, and the side wall of the bearing box is provided with a second tube inlet hole with an internal thread;
the communicating part comprises a first connecting pipe, a second connecting pipe and a connecting nut;
the first connecting pipe comprises a first pipe body, wherein two opposite ends of the first pipe body are respectively formed into a first thread part with an external thread and a convex edge part protruding outwards; the second connecting pipe comprises a second pipe body, and two opposite ends of the second pipe body are respectively formed into a second thread part with external threads and a connecting part provided with the external threads; the connecting nut comprises a locking part with internal threads and a clamping part arranged at one end of the locking part, wherein the clamping part is formed by inwards protruding the inner wall of the locking part;
the first threaded part of the first connecting pipe is screwed on the first pipe inlet hole, the convex edge part of the first connecting pipe is positioned in the locking part and is pressed against the clamping part, the connecting part of the second pipe body is screwed in the locking part and is pressed against the convex edge part in a sealing way, and the second threaded part of the second pipe body is screwed on the second pipe inlet hole;
the inner cavities of the first connecting pipe, the second connecting pipe and the connecting nut are communicated with each other to form a pipeline channel, an elastic plastic pipe is arranged in the pipeline channel, two ends of the elastic plastic pipe respectively extend into the oil level display pipe and the bearing box, and two ends of the elastic plastic pipe are bent downwards.
The elasticity plastic tubing in this application can utilize siphon phenomenon, the liquid level that makes oil level display tube and bearing box keeps equal height, can conveniently observe the liquid level of bearing box interior lubricating oil through the oil level display tube, because threaded connection has been adopted between each part of intercommunication portion, it is too much when the sump oil, during the liquid level of the unable clear observation lubricating oil of liquid level display tube, can conveniently twist the oil level display tube soon and get off, wash, or directly change, need not the machine pump stop, the stationarity of machine pump operation has been improved greatly. Compared with the traditional plug-shaped and column-shaped oil level gauge, the siphon oil level gauge has the advantage that the liquid level and oil quality display is more visual and clear.
When the oil level display pipe and the bearing box are assembled, the elastic plastic pipe is used, so that the two ends of the elastic plastic pipe can be deformed to enter the oil level display pipe and the bearing box respectively, and then the elastic plastic pipe is restored to the set shape.
Further, in order to reduce the abrasion to the internal thread of the second pipe inlet hole, the communication part further comprises a nipple which comprises a third pipe body, and the two opposite ends of the third pipe body are respectively formed into a third thread part with an external thread and a transition part with an internal thread; the third threaded portion is screwed onto the second pipe inlet hole, and the second threaded portion is screwed onto the transition portion.
Further, in order to facilitate screwing of the respective members for smooth installation, a first screwing part is provided on an outer circumferential surface of the first connecting pipe, a second screwing part is provided on an outer circumferential surface of the second connecting pipe, and a third screwing part is provided on an outer circumferential surface of the third connecting pipe.
Furthermore, the end surfaces of the two ends of the elastic plastic pipe are obliquely arranged relative to the horizontal plane. Specifically, the included angle between the end surfaces of the two ends of the elastic plastic pipe and the horizontal plane is 40-70 degrees. The design can effectively enlarge the areas of the inlets at the two ends of the elastic plastic pipe and reduce the probability of blockage.
Further, for the convenience of cleaning, the top of the organic glass tube body is provided with an internal thread tube opening with an upward opening, a ventilation cap is screwed on the internal thread tube opening, and the ventilation hole is formed in the ventilation cap. When the oil level display pipe is cleaned, the inner cavity of the oil level display pipe can be cleaned after the vent cap is unscrewed.
In order to determine whether the lubricating oil level in the bearing box reaches the standard or not, a marking groove extending along the horizontal direction is arranged on the organic glass tube body.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural view of the communicating portion.
Detailed Description
Referring to fig. 1, a siphon-type oil level gauge includes an oil level display pipe 10 and a communication portion 40, the communication portion 40 for communicating the oil level display pipe 10 and a bearing housing 60.
The oil level display tube 10 includes a plexiglass tube 11 extending in a vertical direction, and the top of the plexiglass tube has an upward-opening female screw nozzle, on which a ventilation cap 30 is screwed, and on which a ventilation hole 31 is opened. An O-shaped gasket 33 is arranged between the ventilation cap and the organic glass tube body 11. The organic glass tube body is transparent, and a first tube inlet hole 13 with internal threads is formed in one side of the organic glass tube body 11. A marking groove 12 extending in the horizontal direction is arranged on the plexiglas tube body 11 and serves as a marking line for the lowest set liquid level in the bearing housing.
The communication portion 40 includes a first connection pipe 41, a second connection pipe 42, and a connection nut 43.
The first connection pipe 41 includes a first pipe body 411, and opposite ends of the first pipe body 411 are respectively formed as a first screw part 413 having an external screw and a flange part 414 protruding outward. The second connection pipe 42 includes a second pipe body 421, opposite ends of which are respectively formed as a second screw part 423 having an external thread and a connection part 424 provided with an external thread. The coupling nut 43 includes a locking portion 431 having an internal thread and a catching portion 432 provided at one end of the locking portion, the catching portion 432 being formed by an inner wall of the locking portion protruding inward, and particularly in the present embodiment, the catching portion 432 has a ring shape.
The first threaded portion 413 of the first connecting pipe 41 is screwed onto the first pipe inlet hole 13 in a sealing manner, the flange portion 414 of the first connecting pipe 41 is located in the locking portion 431 and pressed against the holding portion 432, the connecting portion 424 of the second pipe 42 is screwed into the locking portion 431, and the connecting portion 424 is pressed against the flange portion 414 in a sealing manner.
An annular gasket 44 is disposed between the connecting portion 424 and the protruding edge portion 414, so that the connecting portion 424 is tightly pressed against the protruding edge portion 414 via the annular gasket 44, and the protruding edge portion 414 is tightly pressed against the retaining portion 432.
In this embodiment, the communicating portion 40 further includes a nipple 45, and the nipple 45 includes a third pipe body 451, and opposite ends of the third pipe body are respectively formed as a third screw portion 452 having an external thread and a transition portion 453 having an internal thread.
A second inlet pipe hole 62 having an internal thread is opened in the side wall 61 of the bearing housing 60, a third screw part 432 is screwed in the second inlet pipe hole 62 in a sealing manner, and a second screw part 423 is screwed in the transition part 453 in a sealing manner.
The inner cavities of the first connecting pipe, the second connecting pipe, the connecting nut and the short connecting pipe are communicated with each other to form a pipeline channel, an elastic plastic pipe 20 is arranged in the pipeline channel, two ends of the elastic plastic pipe 20 respectively extend into the oil level display pipe and the bearing box, and two ends of the elastic plastic pipe are bent downwards.
The end surfaces of the two ends of the elastic plastic pipe are respectively a first end surface 21 and a second end surface 22, the included angle alpha between the first end surface 21 and the horizontal plane is 50 degrees, and the included angle between the second end surface 22 and the horizontal plane is also 50 degrees. Namely, the end surfaces of the two ends of the elastic plastic pipe are obliquely arranged relative to the horizontal plane. It is understood that in other embodiments, the included angle between the first end surface 21 and the second end surface 22 and the horizontal plane may also be 40 °, 60 ° or 70 °, although the included angle between the first end surface 21 and the second end surface 22 and the horizontal plane may also be different, for example, the included angle α between the first end surface 21 and the horizontal plane is 45 °, and the included angle between the second end surface 22 and the horizontal plane is also 65 °.
In this embodiment, the elastic plastic pipe is a hard plastic pipe, and is specifically made of a polycarbonate pipe.
To facilitate screwing, in the present embodiment, a first screw part 412 is provided on an outer circumferential surface of the first connection pipe, a second screw part 422 is provided on an outer circumferential surface of the second connection pipe, and a third screw part 454 is provided on an outer circumferential surface of the third connection pipe. The outer peripheral surfaces of the first screwing portion 412, the second screwing portion 422 and the third screwing portion 454 are regular hexagons so as to facilitate screwing by using a tool such as a wrench.
In this embodiment, the nipple is provided to protect the internal thread of the second inlet tube hole of the bearing housing from being repeatedly screwed to damage the internal thread of the second inlet tube hole, so it can be understood that in other implementations, the nipple may be eliminated, and the second inlet tube hole is directly screwed with the second connecting tube, but when the second connecting tube is replaced, a careful operation is required to avoid damaging the internal thread of the second inlet tube hole. I.e. the second threaded portion is screwed directly or indirectly onto the second inlet bore.
Claims (7)
1. A siphon-type oil level gauge is characterized by comprising an oil level display pipe and a communicating part, wherein the communicating part is used for communicating the oil level display pipe with a bearing box;
the oil level display tube comprises an organic glass tube body extending in the vertical direction, the top of the organic glass tube body is provided with an air vent, the organic glass tube body is transparent, one side of the organic glass tube body is provided with a first tube inlet hole with an internal thread, and the side wall of the bearing box is provided with a second tube inlet hole with an internal thread;
the communicating part comprises a first connecting pipe, a second connecting pipe and a connecting nut;
the first connecting pipe comprises a first pipe body, wherein two opposite ends of the first pipe body are respectively formed into a first thread part with an external thread and a convex edge part protruding outwards; the second connecting pipe comprises a second pipe body, and two opposite ends of the second pipe body are respectively formed into a second thread part with external threads and a connecting part provided with the external threads; the connecting nut comprises a locking part with internal threads and a clamping part arranged at one end of the locking part, wherein the clamping part is formed by inwards protruding the inner wall of the locking part;
the first threaded part of the first connecting pipe is screwed on the first pipe inlet hole, the convex edge part of the first connecting pipe is positioned in the locking part and is pressed against the clamping part, the connecting part of the second pipe body is screwed in the locking part and is pressed against the convex edge part in a sealing way, and the second threaded part of the second pipe body is screwed on the second pipe inlet hole;
the inner cavities of the first connecting pipe, the second connecting pipe and the connecting nut are communicated with each other to form a pipeline channel, an elastic plastic pipe is arranged in the pipeline channel, two ends of the elastic plastic pipe respectively extend into the oil level display pipe and the bearing box, and two ends of the elastic plastic pipe are bent downwards.
2. The siphonic oil level indicator according to claim 1,
the communicating part also comprises a short connecting pipe, the short connecting pipe comprises a third pipe body, and two opposite ends of the third pipe body are respectively formed into a third thread part with an external thread and a transition part with an internal thread; the third threaded portion is screwed onto the second pipe inlet hole, and the second threaded portion is screwed onto the transition portion.
3. The siphonic oil level indicator according to claim 1,
the first screwing part is arranged on the outer peripheral surface of the first connecting pipe, the second screwing part is arranged on the outer peripheral surface of the second connecting pipe, and the third screwing part is arranged on the outer peripheral surface of the third connecting pipe.
4. The siphonic oil level indicator according to claim 1,
the end faces of the two ends of the elastic plastic pipe are obliquely arranged relative to the horizontal plane.
5. The siphonic oil level indicator according to claim 4,
the included angle between the end surfaces of the two ends of the elastic plastic pipe and the horizontal plane is 40-70 degrees.
6. The siphonic oil level indicator according to claim 1,
the top of the organic glass tube body is provided with an internal thread tube orifice with an upward opening, a ventilation cap is screwed on the internal thread tube orifice, and the ventilation hole is formed in the ventilation cap.
7. The siphonic oil level indicator according to claim 1, wherein a horizontally extending marking groove is provided in the plexiglas tube body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120963449.3U CN215296377U (en) | 2021-05-07 | 2021-05-07 | Siphon type oil level indicator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120963449.3U CN215296377U (en) | 2021-05-07 | 2021-05-07 | Siphon type oil level indicator |
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| Publication Number | Publication Date |
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| CN215296377U true CN215296377U (en) | 2021-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120963449.3U Active CN215296377U (en) | 2021-05-07 | 2021-05-07 | Siphon type oil level indicator |
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| CN (1) | CN215296377U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023159872A1 (en) * | 2022-02-28 | 2023-08-31 | 江苏亚电科技有限公司 | Liquid-level pipe joint and wafer cleaning device of accurate liquid-level information with no liquid |
-
2021
- 2021-05-07 CN CN202120963449.3U patent/CN215296377U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023159872A1 (en) * | 2022-02-28 | 2023-08-31 | 江苏亚电科技有限公司 | Liquid-level pipe joint and wafer cleaning device of accurate liquid-level information with no liquid |
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