CN220302760U - Manual oil drain valve structure - Google Patents
Manual oil drain valve structure Download PDFInfo
- Publication number
- CN220302760U CN220302760U CN202323329774.2U CN202323329774U CN220302760U CN 220302760 U CN220302760 U CN 220302760U CN 202323329774 U CN202323329774 U CN 202323329774U CN 220302760 U CN220302760 U CN 220302760U
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- Prior art keywords
- valve
- oil
- oil drain
- valve body
- oil duct
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- 238000007789 sealing Methods 0.000 claims abstract description 41
- 230000002159 abnormal effect Effects 0.000 abstract description 5
- 239000012530 fluid Substances 0.000 abstract description 4
- 238000009414 blockwork Methods 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 82
- 230000000903 blocking effect Effects 0.000 description 12
- 239000008358 core component Substances 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
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- Check Valves (AREA)
Abstract
The utility model discloses a manual oil drain valve structure, which comprises a valve body, a valve core assembly, a valve cover and a valve seat, wherein an oil duct is arranged in the valve body, the valve core assembly is inserted into the oil duct from the upper end of the valve body, the valve cover is arranged at the upper end of the valve body, the valve seat is arranged at the lower end of the valve body, a limit groove is arranged at the lower end of the valve cover, the valve core assembly comprises a valve core guide rod and a top seat, the center of the top seat is connected with the lower end of the valve core guide rod, a seal groove is arranged on the upper surface of the top seat, a sealing gasket is arranged in the seal groove, a sealing lip is arranged in the oil duct, the sealing lip corresponds to the sealing gasket, a limit pin corresponding to the limit groove is arranged at the middle part of the valve core guide rod, and a spring is arranged between the top seat and the valve seat; this oil duct adopts L shape oil duct, changes the fluid flow direction, can accomplish the oil drain and block work through the case subassembly, can adjust the case subassembly moreover, adjusts the pressure when oil drain, convenient operation, sealed effectual, the mistake when preventing not oil drain is touched and is caused fluid abnormal emission, structure safe and reliable.
Description
Technical Field
The utility model relates to the technical field of oil drain valves, in particular to a manual oil drain valve structure.
Background
The one-way valve body for discharging the used lubricating oil in the equipment, namely the oil drain valve for short, is applied to an aeroengine, the conventional oil drain valve structure consists of a valve cover and a valve body, and is matched in a threaded mode, when oil is required to be discharged, the valve cover is opened, the oil freely flows down from a screw hole, the purpose of discharging the oil is achieved, and the defect is that the oil can be instantaneously sprayed out when the valve cover is opened due to pressure in the engine, and the oil can be guided by an oil pipe only after the valve cover is opened.
The Chinese patent application number 201610022916.6 discloses an oil drain valve, which is provided with a first working section, a second working section and a third working section, wherein a limiting pin is inserted into a limiting hole on a valve seat assembly, the oil drain blocking assembly is pressed and rotated to enable a clamping pin to be screwed out of an installation groove, the oil drain blocking assembly is slowly moved out of the valve seat assembly for a certain distance until the limiting pin is positioned at the limiting section of the oil drain blocking assembly and is in contact with the first working section, positioning is realized, an oil drain hole is formed in the second working section, the outer diameter of the second working section is equal to the outer diameter of a second sealing section, and at the moment, the second working section is also arranged in a bypass cavity and is limited by virtue of the limiting pin and the limiting hole; at this time, because the movement of the oil drain blocking assembly, the second seal section moves to the bypass cavity, because the inside diameter of the bypass cavity is greater than the outside diameter of the second seal section, when the oil enters through the oil drain groove of the third working section, the second seal section can not prevent the flow of the oil, therefore, when the oil enters through the oil drain groove of the third working section, the second seal section can not prevent the flow of the oil, the oil enters the bypass cavity and enters the blocking central flow channel of the oil drain blocking assembly from the oil drain hole on the second working section, the oil flows out from the switching port, the oil drain and blocking structure is complex, the oil flows along the center of the valve seat assembly, and the oil drain blocking assembly is required to be matched with the valve seat assembly to complete blocking; a manual oil drain valve structure is proposed to address the above-mentioned problems.
Disclosure of Invention
The utility model aims to overcome the existing defects, and provides a manual oil drain valve structure which adopts an L-shaped oil duct to change the flow direction of oil, can finish oil drain and blocking work through a valve core assembly, can adjust the valve core assembly, regulate the pressure during oil drain, has convenient operation and good sealing effect, prevents abnormal oil drain caused by mistaken touch during non-oil drain, has safe and reliable structure, and can effectively solve the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a manual oil drain valve structure, including the valve body, case subassembly, valve gap and disk seat, be provided with the oil duct in the valve body, the case subassembly inserts in the oil duct from the upper end of valve body, the valve gap sets up the upper end at the valve body, the disk seat sets up the lower extreme at the valve body, the lower extreme of valve gap is provided with the spacing groove, the case subassembly includes case guide arm and footstock, the center of footstock is connected with the lower extreme of case guide arm, the upper surface of footstock is provided with the seal groove, be provided with sealed the pad in this seal groove, be provided with sealed lip in the oil duct, sealed lip corresponds with sealed the pad, the middle part of case guide arm is provided with the spacer pin that corresponds with the spacing groove, be provided with the spring between footstock and the disk seat.
Further, the oil duct is of an inverted L-shaped structure, the sealing lip is arranged at the corner of the oil duct and is in contact sealing with the sealing gasket, the lower end of the oil duct is provided with an oil inlet, and the right end of the oil inlet is provided with an oil drain.
Further, a sealing ring I is arranged between the valve cover and the valve core guide rod, a sealing ring II is arranged between the valve cover and the valve body, and a side through hole is arranged between the adjacent side surfaces of the valve cover.
Further, the upper end of case guide arm is provided with the valve cap, is provided with the pinhole on the case guide arm, connects through cylindric lock between valve cap and the pinhole.
Further, be provided with the buckle between valve cap and the valve gap, this buckle side is provided with the opening, and the upper and lower two sides of opening part set up to the direction inclined plane respectively, is provided with the sprocket hole on the buckle, is connected with the chain in the sprocket hole.
Further, a flange plate is arranged in the outer circumferential direction of the valve body, and fixing holes are formed in the circumferential direction of the flange plate.
Compared with the prior art, the utility model has the beneficial effects that:
this oil duct adopts L shape oil duct, changes the fluid flow direction, through pressing, rotatory valve cap, drives the valve core subassembly and removes and rotatory, can accomplish the oil drain and block the work, can adjust the valve core subassembly moreover, pressure when adjusting the oil drain, convenient operation, sealed effectual, after the oil drain, the dress buckle prevents that the mistake from touching when not oil drain from causing fluid abnormal discharge, structure safe and reliable.
Drawings
FIG. 1 is a schematic cross-sectional elevation view of the present utility model;
FIG. 2 is an isometric view of the present utility model;
FIG. 3 is a schematic view of a valve core assembly according to the present utility model;
FIG. 4 is a schematic view of a valve cover according to the present utility model;
fig. 5 is a schematic view of a buckle structure according to the present utility model.
In the figure: the valve comprises a valve body 1, a valve core assembly 2, a valve cover 3, a buckle 4, a valve cap 5, a cylindrical pin 6, a sealing ring I7, a sealing ring II 8, a sealing lip 9, a spring 10, a valve seat 11, a sealing ring III 12, a chain 13, an oil duct 14, an oil inlet 15, a fixing seat 16, a flange plate 17, a chain hole 18, a top seat 19, a valve core guide rod 20, a pin hole 21, a sealing groove 22, an oil drain port 23, a side through hole 24, a limit groove 25, a limit opening 26, a guide inclined surface 27, a limit pin 28 and a sealing pad 29.
Detailed Description
In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
Referring to fig. 1-5, the present utility model provides a technical solution: a manual oil drain valve structure comprises a valve body 1, a valve core assembly 2, a valve cover 3 and a valve seat 11, wherein a flange 17 is arranged on the outer circumference direction of the valve body 1, a fixing hole 16 is arranged on the circumference direction of the flange 17, the device is connected and fixed with equipment through the fixing hole 16, an oil duct 14 is arranged in the valve body 1, the oil duct 14 is of an inverted L-shaped structure, a sealing lip 9 is arranged at the corner of the oil duct 14, the sealing lip 9 is in contact seal with a sealing gasket 29, the sealing lip 9 and the sealing gasket 29 realize contact seal under the action of the elastic force of a spring 10, at the moment, the oil duct 14 is in a blocking state, when a valve core guide rod 20 downwards overcomes the elastic force of the spring 10, the sealing lip 9 is separated from the sealing gasket 29, at the moment, the oil duct 14 is in a passage state, oil is discharged from an oil drain port 23, the lower end of the oil duct 14 is provided as an oil inlet 15, and the right end of the oil inlet 15 is provided as an oil drain port 23, the valve core component 2 is inserted into the oil duct 14 from the upper end of the valve body 1, the valve cover 3 is arranged at the upper end of the valve body 1, the valve seat 11 is arranged at the lower end of the valve body 1, the valve seat 11 is in threaded connection with the valve body 1, the opening pressure of the valve core component 2 can be adjusted by rotating the depth of the valve seat 11 entering the valve body 1, the valve core component 2 is convenient to adjust and meets the use requirement, the lower end of the valve cover 3 is provided with the limit groove 25, the valve core component 2 comprises a valve core guide rod 20 and a top seat 19, the center of the top seat 19 is connected with the lower end of the valve core guide rod 20, the upper surface of the top seat 19 is provided with a seal groove 22, a sealing gasket 29 is arranged in the seal groove 22, a seal lip 9 is arranged in the oil duct 14, the seal lip 9 corresponds to the seal gasket 29, a limit pin 28 corresponding to the limit groove 25 is arranged in the middle of the valve core guide rod 20, when the limit pin 28 is clamped in the limit groove 25, the seal lip 9 is contacted with the seal gasket 29 to be in a blocking state, the oil liquid abnormal discharge caused by the false touch during the non-oil discharge is effectively prevented, and a spring 10 is arranged between a top seat 19 and a valve seat 11.
Be provided with sealing washer I7 between valve gap 3 and the case guide arm 20, realize the seal between valve gap 3 and the case guide arm 20 through sealing washer I7, be provided with sealing washer II 8 between valve gap 3 and the valve body 1, sealing washer II 8 realizes the seal between valve gap 3 and the valve body 1, this seal structure is simple, and convenient sealed, sealed effectual, be provided with side through-hole 24 between the adjacent face of side of valve gap 3, conveniently insert the guide arm through side through-hole 24, provide a mode for rotatory valve gap 3 more, convenient operation, also can adopt the spanner to operate.
The upper end of case guide arm 20 is provided with valve cap 5, is provided with pinhole 21 on the case guide arm 20, connects through cylindric lock 6 between valve cap 5 and the pinhole 21, through pressing down valve cap 5, can press valve case guide arm 20, cylindric lock 6 is connected valve cap 5 and valve case guide arm 20 as whole, and rotatory valve cap 5 can rotate valve case guide arm 20, convenient operation.
Be provided with buckle 4 between valve cap 5 and the valve gap 3, this buckle 4 side is provided with opening 26, and the upper and lower both sides of opening 26 department set up respectively to direction inclined plane 27, is provided with chain hole 18 on the buckle 4, is connected with chain 13 in the chain hole 18, is convenient for pull out buckle 4 through drawing chain 13, and direction inclined plane 27 plays the effect of direction, is convenient for buckle 4 to insert between valve gap 3 and the valve cap 5.
When in use: when the system discharges oil, the buckle 4 is pulled out, the valve cap 5 is manually pressed, the sealing lip 9 is separated from the sealing gasket 29, at the moment, the oil duct 14 is in a passage state, oil flows out from the oil discharge port 23, and the valve is closed by the elasticity of the spring 10 after the hand is loosened; if the valve cap 5 is pressed manually, the valve core assembly 2 is driven to move for a certain distance and rotate for a certain angle, oil can be discharged all the time after the hands are loosened, and when the oil discharge is stopped, the valve cap 5 is rotated to enable the limiting pin 28 to be clamped into the limiting groove 25, and the valve is closed; after the oil is discharged, the buckle 4 is arranged, so that abnormal discharge of oil liquid caused by error touch during non-oil discharge is prevented.
While the basic principles of the utility model have been shown and described, there are various changes and modifications to the utility model, which fall within the scope of the utility model as hereinafter claimed, without departing from the spirit and scope of the utility model.
Claims (6)
1. The utility model provides a manual oil drain valve structure, includes valve body (1), case subassembly (2), valve gap (3) and disk seat (11), its characterized in that: be provided with oil duct (14) in valve body (1), case subassembly (2) inserts in oil duct (14) from the upper end of valve body (1), valve gap (3) set up the upper end at valve body (1), disk seat (11) set up the lower extreme at valve body (1), the lower extreme of valve gap (3) is provided with spacing groove (25), case subassembly (2) include case guide arm (20) and footstock (19), the center of footstock (19) is connected with the lower extreme of case guide arm (20), the upper surface of footstock (19) is provided with seal groove (22), be provided with sealing pad (29) in this seal groove (22), be provided with sealing lip (9) in oil duct (14), sealing lip (9) correspond with sealing pad (29), the middle part of case guide arm (20) is provided with spacing pin (28) that correspond with spacing groove (25), be provided with spring (10) between footstock (19) and disk seat (11).
2. A manual oil drain valve structure according to claim 1, wherein: the oil duct (14) is of an inverted L-shaped structure, the sealing lip (9) is arranged at the corner of the oil duct (14), the sealing lip (9) is in contact sealing with the sealing gasket (29), the lower end of the oil duct (14) is provided with an oil inlet (15), and the right end of the oil inlet (15) is provided with an oil drain port (23).
3. A manual oil drain valve structure according to claim 1, wherein: a sealing ring I (7) is arranged between the valve cover (3) and the valve core guide rod (20), a sealing ring II (8) is arranged between the valve cover (3) and the valve body (1), and a side through hole (24) is arranged between the adjacent side surfaces of the valve cover (3).
4. A manual oil drain valve structure according to claim 1, wherein: the upper end of the valve core guide rod (20) is provided with a valve cap (5), the valve core guide rod (20) is provided with a pin hole (21), and the valve cap (5) is connected with the pin hole (21) through a cylindrical pin (6).
5. The manual oil drain valve structure according to claim 4, wherein: be provided with buckle (4) between valve cap (5) and valve gap (3), this buckle (4) side is provided with opening (26), and the upper and lower both sides of opening (26) department set up respectively to direction inclined plane (27), are provided with chain hole (18) on buckle (4), are connected with chain (13) in chain hole (18).
6. A manual oil drain valve structure according to claim 1, wherein: a flange plate (17) is arranged in the outer circumferential direction of the valve body (1), and fixing holes (16) are formed in the circumferential direction of the flange plate (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323329774.2U CN220302760U (en) | 2023-12-07 | 2023-12-07 | Manual oil drain valve structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323329774.2U CN220302760U (en) | 2023-12-07 | 2023-12-07 | Manual oil drain valve structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220302760U true CN220302760U (en) | 2024-01-05 |
Family
ID=89347165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323329774.2U Active CN220302760U (en) | 2023-12-07 | 2023-12-07 | Manual oil drain valve structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220302760U (en) |
-
2023
- 2023-12-07 CN CN202323329774.2U patent/CN220302760U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 453000 No.5 Daoqing Road, Xindong Industrial Zone, Xinxiang City, Henan Province Patentee after: Xinxiang Bashan Aviation Technology Co.,Ltd. Country or region after: China Address before: 453000 No.5 Daoqing Road, Xindong Industrial Zone, Xinxiang City, Henan Province Patentee before: XINXIANG BASHAN AERO MATERIAL Co.,Ltd. Country or region before: China |
|
| CP03 | Change of name, title or address |