CN103016941B - The compensation pressurization separating valve of a kind of thick grease - Google Patents
The compensation pressurization separating valve of a kind of thick grease Download PDFInfo
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- CN103016941B CN103016941B CN201110279218.1A CN201110279218A CN103016941B CN 103016941 B CN103016941 B CN 103016941B CN 201110279218 A CN201110279218 A CN 201110279218A CN 103016941 B CN103016941 B CN 103016941B
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Abstract
The invention provides the compensation pressurization separating valve of a kind of thick grease, comprise valve body, described valve body is the T-shaped chamber of threeway be made up of horizontal cavity and vertical chamber, and one end, described vertical chamber is connected to the intermediate section of described horizontal cavity, and the other end is closed end; One end of described horizontal cavity is opening end, and for connecting main pipeline, the other end is closed end; One is placed on the spool in described horizontal cavity, and its head end is fixed on the opening end of described horizontal cavity, and its tail end is fixed on the closed end of described horizontal cavity; One horizontal return spring, is enclosed within described spool, and its one end connects described horizontal cavity closed end, the first horizontal axle sleeve of the other end connecting sleeve on described spool; One vertical return spring, is arranged in described vertical chamber, and one end connects piston, and the other end connects the closed end in described vertical chamber.The present invention effectively can ensure that separating valve oil drain out has enough pressure, and vertically chamber spring force when compensating grease maintains lower elastic force simultaneously, alleviates the risk of spring fatigue failures.
Description
Technical field
The present invention relates to a kind of vehicle centralized lubricating oil filler, belong to grease lubrication technical field, wherein, particularly relate to the compensation pressurization separating valve of a kind of thick grease.
Background technique
At present, vehicle centralized lubricating oil filler develops like a raging fire, and in grease lubrication, because oil extraction relates to the mechanical fatigue that component Long-Time Service may cause, therefore, oil extraction is a wheezy problem.
For this situation, many businessmans are proposed corresponding solution, the discharging type oil separator such as extensively adopted now, the direct oil extraction pressure of this scheme is from the performance of oil storage spring self, so when designing discharging type oil separator, oil storage spring force is large as far as possible to ensure sufficiently high oil extraction pressure.
But this scheme also also exists following defect: the size of its shoe cream room internal diameter (which determining inner oil storage spring sizes) is subject to again restriction that the accurate greasing amount of lubricating point requires and can not be excessive, and then limits the elastic force of oil storage spring.In addition, elasticity coefficient " with time all subtract " be the attribute of spring, oil storage spring is in compressive state always, and its fatigue failure causes oil separator oil extraction pressure unstable, presents and weakens year by year.Therefore, the oil extraction problem of prior art to lubrication oil filler is still difficult to provide good processing result.
Summary of the invention
The invention provides the compensation pressurization separating valve of a kind of thick grease, for solving the pressure influence being subject to pipeline and the lubricating point external world existing for existing lubrication oil filler, the problem of oil extraction underpressure.
The present invention discloses the compensation pressurization separating valve of a kind of thick grease, and wherein, its valve body is the T-shaped chamber of threeway be made up of horizontal cavity and vertical chamber, and one end, vertical chamber is connected to the intermediate section of horizontal cavity, and the other end is closed;
The one end open of horizontal cavity, for connecting main pipeline, the other end is closed;
One is placed on the spool in horizontal cavity, and its head end is fixed on one end that horizontal cavity connects main pipeline, and its tail end is fixed on one end that horizontal cavity is closed;
One horizontal return spring, is enclosed within described spool, and its one end connects straight-through head, the first horizontal axle sleeve of the other end connecting sleeve on described spool;
One vertical return spring, is arranged in vertical chamber, and one end connects piston, one end that the other end vertical connecting chamber is closed.
The compensation pressurization separating valve of above-mentioned thick grease, wherein, described spool tail end is drilled with oil extraction aperture.
The compensation pressurization separating valve of above-mentioned thick grease, wherein, described first horizontal axle sleeve connects the first seal ring back to the one side of described horizontal return spring, described first seal ring is enclosed within described spool and moves along described spool, and described first seal ring withstands on the port of one end of horizontal cavity opening by the second horizontal axle sleeve.
The compensation pressurization separating valve of above-mentioned thick grease, wherein, the head end of described spool connects an E shape back-up ring, and it is for axial restraint spool.
The compensation pressurization separating valve of above-mentioned thick grease, wherein, on described piston, cover has the second seal ring, and the chamber wall in described second seal ring and vertical chamber is close to.
The compensation pressurization separating valve of above-mentioned thick grease, wherein, one end that horizontal cavity is closed is connected with straight-through head, is provided with the 3rd seal ring between described straight-through head and horizontal cavity.
The compensation pressurization separating valve of above-mentioned thick grease, wherein, described vertical chamber closed end is sealed by abnormity nut, and described abnormity nut is fixed by special-shaped screw.
The compensation pressurization separating valve of above-mentioned thick grease, wherein, it is through that an aperture is passed through in horizontal cavity and vertical chamber, to ensure that grease has enough pressure promotion pistons to move after horizontal cavity enters vertical chamber.
The compensation pressurization separating valve of above-mentioned thick grease, wherein, described first horizontal axle sleeve comprises annular ring lid and axial snare, described horizontal return spring connects annular ring lid, the length of described axial snare is slightly shorter than the half length of horizontal cavity, and described axial snare is inserted between described horizontal return spring and described spool.
The compensation pressurization separating valve of above-mentioned thick grease, wherein, horizontal cavity opening end is threaded connection described main pipeline.
Because displacement configuration is separated with collocation structure, advantage of the present invention is: the pressure that ensure that oil drain out, can realize the compensation of grease, coordinates the adjustment of sleeve length, accurately can control oil drain quantity, improve lubrication effect, saves grease, reduces costs.
Accompanying drawing explanation
Fig. 1 illustrates according to of the present invention, the side elevational cross-section schematic diagram of the compensation pressurization separating valve of a kind of thick grease;
Fig. 2 illustrates according to of the present invention, and the compensation pressurization separating valve of a kind of thick grease is at the side view of packing stage; And
Fig. 3 illustrates according to of the present invention, and the compensation pressurization separating valve of a kind of thick grease is at the side view in release stage.
Embodiment
The present invention is by being separated displacement configuration with collocation structure, take the combination of horizontal structure and vertical arrangement, ensure that separating valve oil drain out has enough pressure, shoe cream room spring force when compensating grease maintains lower elastic force simultaneously, alleviates the risk of spring fatigue failures.
Below in conjunction with the drawings and the specific embodiments, the present invention is further elaborated.Embodiment described herein only for explaining the present invention, the protection domain be not intended to limit the present invention.
Fig. 1 illustrates according to of the present invention, the side elevational cross-section schematic diagram of the compensation pressurization separating valve of a kind of thick grease.The compensation pressurization separating valve of described thick grease comprises valve body 1, the T-shaped chamber of threeway for being made up of horizontal cavity 101 and vertical chamber 102 in valve body 1.The one end open of horizontal cavity 101, is labeled as opening end 1010, and opening end 1010 is for the input output of grease, and it connects main pipeline (not shown), and horizontal cavity 101 the other end is close mouth 1011.One end, vertical chamber 102 is connected to the intermediate section of horizontal cavity 101, and the other end is closed.Wherein horizontal cavity 101 is as fueling cavity, and vertical chamber 102 is as shoe cream room; One spool 7 being placed on horizontal cavity 101 li, its head end is fixed on opening end 1010 place of horizontal cavity 101, its tail end is fixed on the close mouth 1011 of horizontal cavity 101, space between spool 7 and horizontal cavity 101 is used for the storage of grease as oil storage space, and grease to be flow to from main pipeline by opening end 1010 or flows out; One horizontal return spring 6, be enclosed within spool 7, its one end connects the closed end 1011 of horizontal cavity 101, the first horizontal axle sleeve 5 of the other end connecting sleeve on spool 7, first horizontal axle sleeve 5 connects the first seal ring 4 back to the one side of horizontal return spring 6, first sealing snare 4 moves along described spool on spool 7, and the first seal ring 4 withstands on horizontal cavity 101 opening end 1010 place by the second horizontal axle sleeve 3.First seal ring 4 ensures that the grease on its both sides can not leak.The closed end 1021 in vertical chamber 102; One vertical return spring 12, is arranged in vertical chamber 102, and one end connects piston 13, and the close mouth in the other end vertical connecting chamber 102 is on abnormity nut 10; Horizontal cavity 101 intermediate section has an aperture 15, through with vertical chamber 102, passes through aperture.
The closed end 1021 in vertical chamber 102 as shown in Figure 1, is connected with abnormity nut 10, ensures sealing, and described abnormity nut is fixed by special-shaped screw 11.
In the embodiment shown in fig. 1, preferably, the head end of spool 7 connects an E shape back-up ring 2, it is for axial restraint spool, it will be appreciated by those skilled in the art that E type back-up ring 2 also can change the back-up ring of other types as required into, such as L shape back-up ring, such conversion does not affect the enforcement of the present embodiment, does not repeat them here.
Further, on piston 13, cover has the second seal ring 14, second seal ring 14 to be close to the chamber wall in vertical chamber 102.
Further, in a change case, connect the close mouth 1011 of horizontal cavity 101 for one straight-through 8,1 straight-through is provided with the 3rd seal ring 9 for closing between 8 and the close mouth of horizontal cavity, spool 1 tail end is drilled with oil extraction aperture (not indicating in Fig. 1), wherein to adopt with horizontal cavity 101 inwall for straight-through 8 and be threaded, lead directly to a sealability between 8 and horizontal cavity 101 intact, arrange when such oil extraction aperture can be used for grease pressurized in horizontal cavity 101 and discharge.
In conjunction with reference to figure 2, in another preference, the length of the first horizontal axle sleeve 5 is slightly shorter than the half length of horizontal cavity 101, first horizontal axle sleeve 5 comprises annular ring lid 51 and axial snare 52, horizontal return spring 6 connects annular ring lid 51, the length of axial snare 52 is slightly shorter than the half length of horizontal cavity 101, and axial snare 52 is inserted between horizontal return spring 6 and spool 7.
As shown in Figure 1 to Figure 3, shape of threads can be processed in the outside of horizontal cavity 101 opening end 1011, makes it be threaded connection described main pipeline.
In another change case, the one end in vertical chamber 102 also can not be connected to the intermediate section of horizontal cavity 101, but be connected to from horizontal cavity length place, horizontal cavity inlet opening 1/4 as required, this distance value can take other arbitrary values as required, between vertical chamber and horizontal cavity, bore aperture 15 accordingly to circulate for grease, meanwhile, the length of the horizontal axle sleeve 5 of change first is needed to make it slightly be shorter than the distance led directly between 8 a to aperture 15.
Below with reference to Fig. 1 to Fig. 3, embody rule working principle of the present invention is described.Wherein, the pressure period is comprised, packing stage and release stage when the compensation pressurization separating valve of described thick grease operates.
The compensation pressurization separating valve of thick grease is as shown in Figure 1 in the pressure period: now in horizontal cavity, oil reserve is maximum value, when main oil gallery pressurizes, grease enters from the input end of horizontal cavity, promote the two the first seal rings 4 to left movement, horizontal return spring 6 will be compressed, and is discharged by the oil extraction aperture (not indicating in figure) of the grease of horizontal cavity 101 inside by spool 7 tail end.
Fig. 2 illustrates according to of the present invention, and the compensation pressurization separating valve of a kind of thick grease is at the side view of packing stage.As shown in the figure, the annular snare end of the first horizontal axle sleeve 5 withstands on straight-through 8, first seal ring 4 moves to the limit position in Fig. 2, now, horizontal return spring 6 is compressed into minimum length, length due to the first horizontal axle sleeve 5 is slightly shorter than the half length of horizontal cavity 101, just makes the second horizontal axle sleeve 3 under the pulling of horizontal return spring 6, move to the another side of horizontal cavity 101 intermediate section aperture 15, makes grease can be entered vertical chamber 102 by the aperture 15 on valve body 1.Because the grease carrying out main conduit continues to inject, and the first horizontal axle sleeve 5 withstands on straight-through 8 and incompressiblely to shorten, therefore, the grease entering vertical chamber continues to promote piston 13 and moves upward, vertical return spring 12 is compressed, until vertically 102 li, chamber is also full of grease.Below just completing the process shifting grease from fueling cavity (i.e. horizontal cavity 101) to shoe cream room (i.e. vertical chamber 102), is packing stage.
Fig. 3 illustrates according to of the present invention, and the compensation pressurization separating valve of a kind of thick grease is at the side view in release stage.When working connection pressure drop, horizontal return spring 6 will do return and launch motion, promote the first seal ring 4 thus to move to main pipeline direction, due to the delay action of vertical return spring 12 relative level return spring 6, after horizontal return spring 6 starts return expansion, vertical return spring 12 just starts return to launch, and promote piston 13 and move to the direction of aperture 15, grease in vertical chamber 102 is extruded, now, because horizontal return spring 6 launches certain length, the grease be forced out in vertical chamber 102 no longer flows back to main pipeline, but be added in horizontal cavity 101.Below just complete the process from shoe cream room (i.e. vertical chamber 102) to fueling cavity (i.e. horizontal cavity 101) oil return, complete one action circulation.
Above specific embodiments of the invention are described.It is to be appreciated that the present invention is not limited to above-mentioned particular implementation, the method wherein do not described in detail to the greatest extent and processing procedure are construed as to be implemented with the common mode in related domain; Those skilled in the art can make various distortion or amendment within the scope of the claims, and this does not affect flesh and blood of the present invention.
Claims (7)
1. the compensation pressurization separating valve of thick grease, is characterized in that, its valve body is the T-shaped chamber of threeway be made up of horizontal cavity and vertical chamber, and one end, described vertical chamber is connected to the intermediate section of described horizontal cavity, and the other end is closed end;
One end of described horizontal cavity is opening end, and for connecting main pipeline, the other end is closed end;
One is placed on the spool in described horizontal cavity, and its head end is fixed on the opening end of described horizontal cavity, and its tail end is fixed on the closed end of described horizontal cavity;
One horizontal return spring, be enclosed within described spool, its one end connects described horizontal cavity closed end, the first horizontal axle sleeve of the other end connecting sleeve on described spool, described first horizontal axle sleeve connects the first seal ring back to the one side of described horizontal return spring, described first seal ring is enclosed within described spool and moves along described spool, described first seal ring withstands on described horizontal cavity open end by the second horizontal axle sleeve, described first horizontal axle sleeve comprises annular ring lid and axial snare, described horizontal return spring connects annular ring lid, the length of described axial snare is slightly shorter than the half length of described horizontal cavity, described axial snare is inserted between described horizontal return spring and described spool,
One vertical return spring, is arranged in described vertical chamber, and one end connects piston, and the other end connects the closed end in described vertical chamber, and on described piston, cover has the second seal ring, and the chamber wall in described second seal ring and vertical chamber is close to.
2. the compensation pressurization separating valve of thick grease according to claim 1, is characterized in that, described spool tail end is drilled with oil extraction aperture.
3. the compensation pressurization separating valve of thick grease according to claim 1, is characterized in that, the head end of described spool connects an E shape back-up ring, and it is for axial restraint spool.
4. the compensation pressurization separating valve of thick grease according to claim 2, is characterized in that, described horizontal cavity closed end is connected with straight-through head, is provided with the 3rd seal ring between described straight-through head and horizontal cavity.
5. the compensation pressurization separating valve of thick grease according to claim 1, is characterized in that, described vertical chamber closed end is sealed by abnormity nut, and described abnormity nut is fixed by special-shaped screw.
6. the compensation pressurization separating valve of thick grease according to claim 1, is characterized in that, it is through that an aperture is passed through in described horizontal cavity and described vertical chamber, to ensure that grease has enough pressure promotion pistons to move after horizontal cavity enters vertical chamber.
7. the compensation pressurization separating valve of thick grease according to claim 1, is characterized in that, described horizontal cavity opening end is threaded connection described main pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110279218.1A CN103016941B (en) | 2011-09-20 | 2011-09-20 | The compensation pressurization separating valve of a kind of thick grease |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110279218.1A CN103016941B (en) | 2011-09-20 | 2011-09-20 | The compensation pressurization separating valve of a kind of thick grease |
Publications (2)
| Publication Number | Publication Date |
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| CN103016941A CN103016941A (en) | 2013-04-03 |
| CN103016941B true CN103016941B (en) | 2015-11-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110279218.1A Active CN103016941B (en) | 2011-09-20 | 2011-09-20 | The compensation pressurization separating valve of a kind of thick grease |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB759579A (en) * | 1953-09-05 | 1956-10-17 | Bosch Gmbh Robert | Improvements in or relating to lubricating systems |
| GB939186A (en) * | 1961-02-07 | 1963-10-09 | Charlotte Vogel | Improvements in centralised lubrication systems |
| DD127978A1 (en) * | 1976-09-22 | 1977-10-26 | Gotthard Schaellig | DOSING DEVICE FOR LUBRICANTS |
| CN2281465Y (en) * | 1997-01-31 | 1998-05-13 | 象山县久源润滑件厂 | Quick jointing and self guiding batching lubricant supplier |
| CN2284650Y (en) * | 1995-01-01 | 1998-06-24 | 象山县久源润滑件厂 | Direction adjustable quantitative injector |
| CN2324373Y (en) * | 1998-01-12 | 1999-06-16 | 王涛 | Distributor with display bar |
| CN2662046Y (en) * | 2003-09-12 | 2004-12-08 | 杭州万润汽车技术有限公司 | A lubrication system rationing device |
| CN2723807Y (en) * | 2004-08-31 | 2005-09-07 | 宁波市久源润滑件有限公司 | Improved rectangular unloading type quantitative distributor |
-
2011
- 2011-09-20 CN CN201110279218.1A patent/CN103016941B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB759579A (en) * | 1953-09-05 | 1956-10-17 | Bosch Gmbh Robert | Improvements in or relating to lubricating systems |
| GB939186A (en) * | 1961-02-07 | 1963-10-09 | Charlotte Vogel | Improvements in centralised lubrication systems |
| DD127978A1 (en) * | 1976-09-22 | 1977-10-26 | Gotthard Schaellig | DOSING DEVICE FOR LUBRICANTS |
| CN2284650Y (en) * | 1995-01-01 | 1998-06-24 | 象山县久源润滑件厂 | Direction adjustable quantitative injector |
| CN2281465Y (en) * | 1997-01-31 | 1998-05-13 | 象山县久源润滑件厂 | Quick jointing and self guiding batching lubricant supplier |
| CN2324373Y (en) * | 1998-01-12 | 1999-06-16 | 王涛 | Distributor with display bar |
| CN2662046Y (en) * | 2003-09-12 | 2004-12-08 | 杭州万润汽车技术有限公司 | A lubrication system rationing device |
| CN2723807Y (en) * | 2004-08-31 | 2005-09-07 | 宁波市久源润滑件有限公司 | Improved rectangular unloading type quantitative distributor |
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| CN103016941A (en) | 2013-04-03 |
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