CN201487524U - Fluid controlled lubrication device - Google Patents
Fluid controlled lubrication device Download PDFInfo
- Publication number
- CN201487524U CN201487524U CN2009201536256U CN200920153625U CN201487524U CN 201487524 U CN201487524 U CN 201487524U CN 2009201536256 U CN2009201536256 U CN 2009201536256U CN 200920153625 U CN200920153625 U CN 200920153625U CN 201487524 U CN201487524 U CN 201487524U
- Authority
- CN
- China
- Prior art keywords
- fluid control
- valve
- fluid
- pressure
- spool
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
The utility model provides a fluid controlled lubrication device which comprises a first fluid control pipe, a second fluid control pipe and a lubricating oil conveying pipe, wherein the first fluid control pipe and the second fluid control pipe control the supply of lubricating oil by pressure fluid in the first fluid control pipe and the second fluid control pipe, the lubricating oil conveying pipe supplies lubricating oil to a plurality of lubrication points under the control of the pressure fluid, a fluid controlled distribution valve which corresponds to each lubrication point and supplies the lubricating oil to the lubrication points is arranged, the fluid controlled distribution valves are sequentially arranged in a pipeline of the lubricating oil conveying pipe, and each fluid controlled distribution valve is sequentially switched on or off under the control of the first fluid control pipe and the second fluid control pipe. Each fluid controlled distribution valve is sequentially controlled by adopting the pressure fluid without arranging complicated electronic equipment or electromagnetic valves and the like near a site close to the lubrication points, so that the utility model has simple structure of a control pipeline, strong environmental adaptability, long service life, little possibility of blocking and obstruction, high-temperature resistance and low fault rate.
Description
Technical field
The utility model relates to a kind of fluid control lubricating fitting, and the fluid that especially a kind of large-scale engineering machinery that can be used for industries such as metallurgy, mine, building materials, electric power, chemical industry carries out centralized lubrication is controlled distributing valve, is particularly useful for the centralized lubrication of casting machine.
Background technique
At present, in the large-scale engineering machinery of industries such as metallurgy, mine, building materials, electric power, chemical industry, generally adopt centralized lubrication, wherein, mainly comprised two kinds of distribution of lubrication oil modes of single-line type and two-wire system.
The deficiency of single-line type centralized lubrication is: as long as there is a lubricating point to stop up in the lubrication system, the circulation fuel feeding of relevant lubricating point will stop in the lubrication system, cause a plurality of lubricating points to quit work.Under the situation comparatively complicated in system, that lubricating point is more, the single-line type lubrication system is easy to can't work because of the obstruction of indivedual lubricating points.
The deficiency of two-wire system centralized lubrication is: system may be because the leakage of a lubricating point, and can't set up necessary pressure reduction between two main fuel supply lines, causes whole lubricating system because can't normal commutation and cisco unity malfunction.When particularly in system occurs, letting out, be difficult to especially find that maintainability is poor.
The use solenoid valve of Chu Xianing is as the lubrication system of oil supply device in recent years, and the switch that its principle is to use PLC (programmable controller, Programmable logic Controller) to control each solenoid valve to be each lubricating point fuel feeding.Yet, to use in the lubrication system of solenoid valve, the normal open fault easily takes place in solenoid valve, and this system fuel feeding terminal has electronic equipment, can not adapt to hot environment.
The model utility content
The technical problems to be solved in the utility model provides a kind of fluid control lubricating fitting, to reduce or to avoid problem noted earlier.
Specifically, a technical problem to be solved in the utility model provides a kind of fluid control lubricating fitting, and this device is not afraid of that high temperature, environmental suitability are strong, long service life, be difficult for that card is stifled, simple in structure, rate of fault is low.
Another technical problem to be solved in the utility model provides a kind of fluid control lubricating fitting, and this device can also cooperate with relevant flow note, pressure transducer etc. simultaneously accurately to be controlled lubricant oil (fat) and measure.
For solving the problems of the technologies described above, the utility model provides a kind of fluid control lubricating fitting, comprise the first fluid control valve and the second fluid control valve of controlling the supply of lubricant oil with pressure fluid wherein, and under the control of described pressure fluid to the lubricant oil delivery pipe of a plurality of lubricating point supplying lubricating oils, wherein, be provided with a fluid control distributing valve corresponding to each lubricating point to this lubricating point supplying lubricating oil, described fluid control distributing valve is set in sequence in the described lubricant oil delivery pipe pipeline, and controls each described fluid control distributing valve order break-make by described first fluid control valve and the described second fluid control valve.
Preferably, described fluid control distributing valve comprises two valve bodies that are arranged side by side, be provided with a spool in each described valve body, described spool is by to-and-fro motion under the effect of the pressure fluid in described first fluid control valve or the described second fluid control valve, to described lubricating point supplying lubricating oil.
Preferably, described valve body has oil-feed valve channel and the fuel-displaced valve channel that is connected to described lubricant oil delivery pipe, have on the described spool and described oil-feed valve channel and the corresponding spool oil supply gallery of described fuel-displaced valve body channel position, described spool oil supply gallery is communicated with the to-and-fro motion of described spool or disconnects described oil-feed valve channel and described fuel-displaced valve channel.
Preferably, two described valve bodies of described fluid control distributing valve have the pressure fluid channel that is connected to described first fluid control valve or the described second fluid control valve respectively, have the spool fluid passage corresponding on the described spool with described pressure fluid channel position, described pressure fluid can promote described spool to-and-fro motion by described pressure fluid channel, and described spool fluid passage can be communicated with or disconnect described pressure fluid channel with the to-and-fro motion of described spool.
Preferably, can be provided with a pressure cylinder between described first fluid control valve and the described second fluid control valve, this pressure cylinder is isolated into two parts by a piston, and described first fluid control valve and the described second fluid control valve are communicated with described two parts respectively.
Preferably, be provided with the flowmeter that detects described lubricant oil delivery volume in the described lubricant oil delivery pipe, to control the supply of described lubricant oil; Be respectively arranged with the pressure transducer that detection pressure fluid pressure wherein changes in described first fluid control valve and the described second fluid control valve.
Preferably, the spool in two valve bodies that are arranged side by side of described fluid control distributing valve links to each other by an interlock restoring link that two spools are oppositely linked, and these interlock restoring link two ends respectively are connected with a stage clip.
Preferably, each described valve core inside all has a passage that is communicated with this spool upper and lower.
Preferably, described interlock restoring link is closed in the lid, and its middle part is supported on the described lid by a bearing pin.
Preferably, two described valve body lower portion of described fluid control distributing valve are connected one and connect on the base plate, and this connection base plate is provided with and the corresponding various passages of described two valve bodies.
The utility model has adopted pressure fluid to each fluid control distributing valve sequence control, need not near the close scene of lubricating point, complicated electronic equipment or solenoid valve etc. to be set, thereby pilot line is simple in structure, and environmental suitability is strong, long service life, be difficult for that card blocks up, is not afraid of high temperature, rate of fault is low.
In addition, fluid of the present utility model control lubricating fitting can also cooperate accurately control lubricant oil (fat) to measure with relevant flowmeter, pressure transducer etc.
Description of drawings
The following drawings only is intended to the utility model done and schematically illustrates and explain, does not limit scope of the present utility model.Wherein,
What Fig. 1 to Fig. 5 showed is the workflow schematic representation of controlling lubricating fitting according to the fluid of a specific embodiment of the present utility model;
What Fig. 6 showed is the amplification view of a fluid control distributing valve among Fig. 1 to Fig. 5;
What Fig. 7 showed is the pressure cylinder work schematic representation that adopts according to another specific embodiment of the present utility model.
Embodiment
Understand for technical characteristics of the present utility model, purpose and effect being had more clearly, now contrast description of drawings embodiment of the present utility model.Wherein, identical parts adopt identical label.
The utility model provides a kind of fluid control lubricating fitting, and this lubricating fitting can be used for the large-scale engineering machinery of industries such as metallurgy, mine, building materials, electric power, chemical industry is carried out centralized lubrication.
What Fig. 1 to Fig. 5 showed is the workflow schematic representation of controlling lubricating fitting according to the fluid of a specific embodiment of the present utility model, as shown in the figure, this fluid control lubricating fitting comprises the first fluid control valve P1 and the second fluid control valve P2 that controls the supply of lubricant oil L with pressure fluid J wherein, and under the control of pressure fluid J to the lubricant oil delivery pipe G of a plurality of lubricating point S supplying lubricating oil L, wherein, be provided with a fluid control distributing valve 1 corresponding to each lubricating point S to this lubricating point S supplying lubricating oil L, fluid control distributing valve 1 is set in sequence in the lubricant oil delivery pipe G pipeline, and controls each fluid control distributing valve 1 order break-make by the first fluid control valve P1 and the second fluid control valve P2.
It will be appreciated by those skilled in the art that the control of fluid shown in figure lubricating fitting comprises that also above-mentioned parts are not shown such as parts such as lubricant oil fuel tank, transfer pump, pressure fluid fuel tank, pressure pumps.
As shown in Figure 6, each fluid control distributing valve 1 structure all is identical, all comprise two valve bodies that are arranged side by side 11 and valve body 11 ', each valve body 11 or 11 ' in be equipped with a spool 12, spool 12 can be by to-and-fro motion under the effect of the pressure fluid J among the first fluid control valve P1 or the second fluid control valve P2, to corresponding lubricating point S supplying lubricating oil L.
Two valve bodies 11 that are arranged side by side and 11 ' in spool 12 link to each other by an interlock restoring link 13 so that two spools 12 oppositely link, as shown in the figure.Each spool 12 inside all has a passage 123 that is communicated with spool 12 upper chambers and lower chamber, when two spools 12 oppositely interlock the time, avoided two valve bodies 11 and 11 ' in pressure fluid J with spool 12 diebacks.Interlock restoring link 13 be arranged on two valve bodies 11 and 11 ' top, the end that two spools 12 stretch out valve body links to each other with interlock restoring link 13.Interlock restoring link 13 is closed in the lid 14, and the middle part is supported on the lid 14 by a bearing pin 15, so that it can be lifted up up and down around this bearing pin 15, oppositely links thereby drive two spools 12.
The other end that interlock restoring link 13 two ends respectively are connected with 16, two stage clips 16 of a stage clip is connected on the lid 14.When interlock restoring link 13 mediated state of equilibrium, two stage clips 16 were in most compressed state.In case interlock restoring link 13 leaves the intermediate equilibria state, two stage clips 16 can promote the two ends of interlock restoring link 13 with its elastic force, when the pressure that make to promote the pressure fluid J of spool 12 commutations only reaches certain value, just can overcome the elastic force effect of two stage clips 16, promote two spools 12 of spool and lift up up and down.And in case the pressure of pressure fluid J has overcome the elastic force effect of two stage clips 16, as long as interlock restoring link 13 has left the intermediate equilibria state, two stage clips 16 can commutate rapidly with the auxiliary interlock of its elastic force restoring link 13.
Two valve bodies 11 and 11 ' be connected one to be connected on the base plate 17 connect base plate 17 and are provided with and valve body 11 and 11 ' corresponding various passages, to connect various pipelines, will further specify this below.
Each valve body 11 or 11 ' all have the oil-feed valve channel 111 and the fuel-displaced valve channel 112 that are connected to lubricant oil delivery pipe G, have on the spool 12 and the corresponding spool oil supply gallery 121 of described oil-feed valve channel 111 and described fuel-displaced valve channel 112 positions, spool oil supply gallery 121 can be communicated with or disconnect oil-feed valve channel 111 and fuel-displaced valve channel 112 with the to-and-fro motion of spool 12.Each fluid control distributing valve 1 is a sectional drawing shown in the figure, a column cavity of each valve body 11 or 11 ' all have, spool 12 can each valve body 11 or 11 ' the column cavity in to-and-fro motion, wherein, spool oil supply gallery 121 is an annular pass around spool 12.
Each valve body 11 or 11 ' also have pressure fluid channel 113 that is connected to the first fluid control valve P1 and the second fluid control valve P2 respectively, then have the spool fluid passage 114 corresponding with pressure fluid channel 113 positions on the spool 12, spool fluid passage 114 can be with the to-and-fro motion connection or the opening pressure fluid passage 113 of spool 12.Wherein, spool fluid passage 114 is an annular pass around spool 12 bottoms, and pressure fluid J can promote its to-and-fro motion by the bottom of pressure fluid channel 113 direct admission valve cores 12.
Describe the workflow of the fluid control lubricating fitting of present embodiment in detail below with reference to Fig. 1 to Fig. 5.
When initial, do not have pressure fluid J in the first fluid control valve P1 and the second fluid control valve P2, perhaps the pressure of pressure fluid J wherein is near being close to zero; And the spool 12 of the left side valve body 11 of all fluid control distributing valve 1 all is positioned at the bottom of distributing valve, right side valve body 11 ' spool 12 be in the top of distributing valve.This is state shown in Figure 1.
Under state shown in Figure 1, lubricant oil L begins to flow to via flowmeter M1, delivery pipe G the left side valve body 11 of first (counting from left to right) fluid control distributing valve 1 along the direction of arrow in the figure, promptly, the fuel-displaced valve channel 112 of the oil-feed valve channel 111 by connecting base plate 17, left side valve body 11, left side spool oil supply gallery 121, left side valve body 11 enters this fluid control distributing valve 1 pairing lubricating point S, and the pairing equipment of this lubricating point S is lubricated.
At this moment, because right side valve body 11 ' spool 12 be in the top of distributing valve, right side spool oil supply gallery 121 has disconnected the fuel-displaced valve channel 112 of right side oil-feed valve channel 111 and right side, and lubricant oil L can be from this fluid control distributing valve 1 of right side valve body 11 ' outflow.
Remain under the state shown in Figure 1, when detecting the lubricant oil L that flows into first fluid control distributing valve 1 pairing lubricating point S, flowmeter M1 reaches when setting value, when for example reaching 3 milliliters, delivery pipe G stops to send oil, simultaneously, import the pressure fluid J of certain pressure via flowmeter M2, pressure transducer M3 in the first pilot line P1, the second pilot line P2 keeps pressure release state (do not have pressure fluid J, perhaps the pressure of pressure fluid J wherein is near being close to zero).
Along with pressure fluid J continue to flow in the first pilot line P1, the pressure among the first control valve P1 rises, and is pushing away the spool 12 in the left side valve body 11 of first fluid control distributing valve 1, overcomes the spring force with this valve interlock restoring link, moves upward.(because left side spool 12 upper chambers and lower chamber are passed through valve core channel 123 UNICOMs, but spool 12 tops do not have the passage of other pressure release, and the pressure fluid J of spool 12 upper chambers will flow to spool 12 lower chamber by valve core channel 123).Simultaneously, under the effect of interlock restoring link 13, the spool 12 on right side moves downward.Under the effect of pressure fluid J and interlock restoring link, left and right sides valve body valve element position overcommutation, pressure among the first pilot line P1 has a change procedure that raises and descend earlier, after pressure transducer M3 on the first pilot line P1 detects pressure lifting situation among the first pilot line P1, stop the conveying of pressure fluid J, finish to the commutation of this fluid control distributing valve 1.This is state shown in Figure 2.
Under state shown in Figure 2, when stopping pressure fluid J conveying, the conveying of opening lubricant oil L once more.Because the spool 12 on first fluid control distributing valve 1 right side has fallen, conducting its oil-feed valve channel 111, spool oil supply gallery 121, fuel-displaced valve channel 112, lubricant oil L then can control the delivery pipe G of distributing valve 1 by right side valve body 11 ' second (counting from left to right) fluid of inflow of first fluid control distributing valve 1, flow to the left side valve body 11 of second fluid control distributing valve 1, promptly, connection base plate 17 by this fluid control distributing valve 1, the oil-feed valve channel 111 of left side valve body 11, left side spool oil supply gallery 121, the fuel-displaced valve channel 112 of left side valve body 11 enters this fluid control distributing valve 1 pairing lubricating point S, and the pairing equipment of this lubricating point S is lubricated.
Same, remain under the state shown in Figure 2, when detecting the lubricant oil L that flows into second fluid control distributing valve 1 pairing lubricating point S, flowmeter M1 reaches when setting value, when for example reaching 5 milliliters, delivery pipe G stops to send oil, simultaneously, in the first pilot line P1, import the pressure fluid J of certain pressure once more via flowmeter M2, pressure transducer M3.
Along with pressure fluid J continues to flow in the first pilot line P1, pressure among the first control valve P1 rises once more, pushing away both sides spool 12 commutations of second fluid control distributing valve 1, pressure among the first pilot line P1 descends once more, pressure transducer M3 on the first pilot line P1 stops the conveying of pressure fluid J after detecting pressure lifting situation among the first pilot line P1 once more.This is state shown in Figure 3.
Under state shown in Figure 3, when stopping pressure fluid J conveying, the conveying of opening lubricant oil L once more.Lubricant oil L flows into the 3rd fluid control distributing valve 1 pairing lubricating point S by second fluid control distributing valve 1, and the pairing equipment of this lubricating point S is lubricated.
Same, remain under the state shown in Figure 3, when detecting the lubricant oil L that flows into the 3rd fluid control distributing valve 1 pairing lubricating point S, flowmeter M1 reaches when setting value, when for example reaching 2 milliliters, delivery pipe G stops to send oil, simultaneously, in the first pilot line P1, import the pressure fluid J of certain pressure once more via flowmeter, pressure transducer.
Along with pressure fluid J continues to flow in the first pilot line P1, pressure among the first control valve P1 rises once more, pushing away both sides spool 12 commutations of the 3rd fluid control distributing valve 1, pressure among the first pilot line P1 descends once more, pressure transducer M3 on the first pilot line P1 stops the conveying of pressure fluid J after detecting pressure lifting situation among the first pilot line P1 once more.This is state shown in Figure 4.
Under state shown in Figure 4, when stopping pressure fluid J conveying, the conveying of opening lubricant oil L once more.Lubricant oil L flows into the 4th fluid control distributing valve 1 pairing lubricating point S by the 3rd fluid control distributing valve 1, and the pairing equipment of this lubricating point S is lubricated.
Same, remain under the state shown in Figure 4, when detecting the lubricant oil L that flows into the 4th fluid control distributing valve 1 pairing lubricating point S, flowmeter M1 reaches when setting value, when for example reaching 3 milliliters, delivery pipe G stops to send oil, simultaneously, in the first pilot line P1, import the pressure fluid J of certain pressure once more via flowmeter M2, pressure transducer M3.
Along with pressure fluid J continues to flow in the first pilot line P1, the pressure among the first control valve P1 rises once more, is pushing away both sides spool 12 commutations of the 4th fluid control distributing valve 1.Pressure among the first pilot line P1 descends once more, and the pressure transducer M3 on the first pilot line P1 stops the conveying of pressure fluid J after detecting pressure lifting situation among the first pilot line P1 once more.This is state shown in Figure 5.
Under state shown in Figure 5, because the 4th fluid control distributing valve 1 is one of the whole lubricating system least significant end, the valve body 11 on its right side ' fuel-displaced valve channel 112 places be provided with a plug 20, lubricant oil L can't flow out by the 4th fluid control distributing valve 1.System can judge and need not carry lubricant oil L by delivery pipe G this moment that this time lubricated cycle period finishes according to the number of the lubricating point S that sets and the number of times of the detected pressure lifting of pressure transducer.
If correspondingly on the second fluid control valve P2 discharge pressure fluid J, on first fluid control valve P1, keep the pressure release state (not have pressure fluid J synchronously, perhaps the pressure of pressure fluid J wherein is near being close to zero), can allow fluid control distributing valve 1 with opposite order commutation, promptly commutate successively to first fluid control distributing valve from the 4th fluid control distributing valve (counting from left to right).
In the time of the work of working control fluid control lubricating fitting, first lubrication interval provides lubricant oil L by first fluid control valve P1 control to each lubricating point S, till last fluid control distributing valve 1 fuel cut-off.Begin second lubrication interval this moment, begin control to each lubricating point S fuel feeding from last fluid control distributing valve 1, till first fluid control distributing valve 1 fuel cut-off by the second fluid control valve P2.Each lubrication interval lubrication order is put upside down once.
In the utility model, have only as fluid control valve P1, the pressure transducer M3 on the P2 detects wherein pressure generation lifting change after, can judge that just the spool of a fluid control distributing valve 1 commutates, thereby just can stop the conveying of pressure fluid J, the conveying of beginning lubricant oil L.Therefore, make pressure transducer can obviously detect the commutation variation in pressure, the variation in pressure that is produced by other factors is not disturbed and is even more important.
As shown in Figure 7, in another specific embodiment of the present utility model, between the first fluid control valve P1 and the second fluid control valve P2, a pressure cylinder 18 can also be set, be provided with a piston 19 in the pressure cylinder 18, the pressure fluid J among the first fluid control valve P1 and the second fluid control valve P2 acts on the both sides of the piston 19 in the pressure cylinder 18 respectively.Suppose that this moment, first fluid control valve P1 was in pressurized state, the second fluid control valve P2 is in the pressure release state.When the fluid in left side among Fig. 7 is controlled the spool 12 of distributing valve 1 under the effect of pressure fluid J and interlock restoring link, during overcommutation, pressure among the first fluid control valve P1 can descend, but because the pressure among the first fluid control valve P1 is still greater than the pressure among the second fluid control valve P2, piston 19 in the pressure cylinder 18 can move downward, and causes the pressure among the first fluid control valve P1 further to descend.The process that all above-mentioned pressure descend almost is to have finished moment, therefore, pressure transducer on the first fluid control valve P1 can detect significantly variation in pressure thus, thereby the spool that can judge fluid control distributing valve 1 commutates, and can not disturbed by the pressure minor fluctuations that other reasons causes.
In addition, the first fluid control valve P1 and the second fluid control valve P2 go up the flowmeter M2 that is provided with and are used to detect the wherein conveying situation of pressure fluid J, when above-mentioned pressure transducer M3 detects the variation of pressure and flow when not changing, can judge that obstruction has taken place above-mentioned pipeline, can play extra warning effect.
Set each flowmeter M1, M2, pressure transducer M3 all is arranged on the starting end of fluid control lubricating fitting in the utility model, away from each control terminal---and fluid control distributing valve.The control corresponding element, for example PLC etc. all is arranged on the starting end of fluid control lubricating fitting, and fluid control distributing valve of the present utility model is a kind of pressure controlled valve, do not comprise any electronic component, thereby rate of fault is low, environment-adapting ability is strong, is not afraid of high temperature, is particularly useful for the centralized lubrication of casting machine.
Though it will be appreciated by those skilled in the art that the utility model is that mode according to a plurality of embodiments is described, and is not that each embodiment only comprises an independently technological scheme.Narration like this only is for the sake of clarity in the specification; those skilled in the art should make specification as a wholely to be understood, and regard technological scheme related among each embodiment as the mode that can be combined into different embodiments mutually understand protection domain of the present utility model.
The above only is the schematic embodiment of the utility model, is not in order to limit scope of the present utility model.Any those skilled in the art, equivalent variations, the modification of being done under the prerequisite that does not break away from design of the present utility model and principle and combining all should belong to the scope of the utility model protection.
Claims (10)
1. a fluid is controlled lubricating fitting, comprise the first fluid control valve and the second fluid control valve of controlling the supply of lubricant oil with pressure fluid wherein, and under the control of described pressure fluid to the lubricant oil delivery pipe of a plurality of lubricating point supplying lubricating oils, it is characterized in that, be provided with a fluid control distributing valve corresponding to each lubricating point to this lubricating point supplying lubricating oil, described fluid control distributing valve is set in sequence in the described lubricant oil delivery pipe pipeline, and controls each described fluid control distributing valve order break-make by described first fluid control valve and the described second fluid control valve.
2. fluid control lubricating fitting according to claim 1, wherein, described fluid control distributing valve comprises two valve bodies that are arranged side by side, be provided with a spool in each described valve body, described spool is by to-and-fro motion under the effect of the pressure fluid in described first fluid control valve or the described second fluid control valve, to described lubricating point supplying lubricating oil.
3. fluid control lubricating fitting according to claim 2, wherein, described valve body has oil-feed valve channel and the fuel-displaced valve channel that is connected to described lubricant oil delivery pipe, have on the described spool and described oil-feed valve channel and the corresponding spool oil supply gallery of described fuel-displaced valve body channel position, described spool oil supply gallery is communicated with the to-and-fro motion of described spool or disconnects described oil-feed valve channel and described fuel-displaced valve channel.
4. fluid control lubricating fitting according to claim 2, wherein, two described valve bodies of described fluid control distributing valve have the pressure fluid channel that is connected to described first fluid control valve or the described second fluid control valve respectively, have the spool fluid passage corresponding on the described spool with described pressure fluid channel position, described pressure fluid can promote described spool to-and-fro motion by described pressure fluid channel, and described spool fluid passage can be communicated with or disconnect described pressure fluid channel with the to-and-fro motion of described spool.
5. fluid control lubricating fitting according to claim 2, wherein, can be provided with a pressure cylinder between described first fluid control valve and the described second fluid control valve, this pressure cylinder is isolated into two parts by a piston, and described first fluid control valve and the described second fluid control valve are communicated with described two parts respectively.
6. fluid control lubricating fitting according to claim 2 wherein, is provided with the flowmeter that detects described lubricant oil delivery volume, to monitor the supply of described lubricant oil in the described lubricant oil delivery pipe; Be respectively arranged with the pressure transducer that detection pressure fluid pressure wherein changes in described first fluid control valve and the described second fluid control valve.
7. fluid control lubricating fitting according to claim 2, wherein, spool in two valve bodies that are arranged side by side of described fluid control distributing valve links to each other by an interlock restoring link that two spools are oppositely linked, and these interlock restoring link two ends respectively are connected with a stage clip.
8. fluid control lubricating fitting according to claim 2, wherein, each described valve core inside all has a passage that is communicated with this spool upper and lower.
9. fluid control lubricating fitting according to claim 2, wherein, described interlock restoring link is closed in the lid, and its middle part is supported on the described lid by a bearing pin.
10. fluid control lubricating fitting according to claim 2, wherein, two described valve body lower portion of described fluid control distributing valve are connected one and connect on the base plate, and this connection base plate is provided with and the corresponding various passages of described two valve bodies.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201536256U CN201487524U (en) | 2009-05-07 | 2009-05-07 | Fluid controlled lubrication device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201536256U CN201487524U (en) | 2009-05-07 | 2009-05-07 | Fluid controlled lubrication device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201487524U true CN201487524U (en) | 2010-05-26 |
Family
ID=42426403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201536256U Expired - Fee Related CN201487524U (en) | 2009-05-07 | 2009-05-07 | Fluid controlled lubrication device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201487524U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111412814A (en) * | 2020-01-16 | 2020-07-14 | 浙江华钜汽车零部件股份有限公司 | Ball cage cup height is examined utensil |
-
2009
- 2009-05-07 CN CN2009201536256U patent/CN201487524U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111412814A (en) * | 2020-01-16 | 2020-07-14 | 浙江华钜汽车零部件股份有限公司 | Ball cage cup height is examined utensil |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102734263B (en) | Engineering machine and pumping mechanism thereof as well as pumping hydraulic oil supply system | |
| CN201953731U (en) | Multi-cylinder synchronous operation control system | |
| CN102869837A (en) | Hydraulic pressure-regulating valve for construction equipment | |
| CN202108797U (en) | Hydraulic test bed | |
| CN201487524U (en) | Fluid controlled lubrication device | |
| CN205918670U (en) | Beat sign indicating number hydraulic press hydraulic control system | |
| CN202613006U (en) | Lubricating oil injection system | |
| CN201050673Y (en) | Valve type oil supplier | |
| CN204099314U (en) | The automatic thickness hydraulic control system of high low pressure independence split | |
| CN202281022U (en) | Oil feeding distributor | |
| CN202371410U (en) | Lubricating system for high-speed precision press machine | |
| CN202118477U (en) | Novel oil seal pneumatic lubricating grease coating machine | |
| CN102252159A (en) | Mechanical equipment lubrication system | |
| CN201543804U (en) | Continuous casting machine tundish hydraulic control system | |
| CN102937074A (en) | Continuous material feeding system and control method and elevating platform fire truck thereof | |
| CN203031377U (en) | Full-automatic servo lubrication oil feeding device | |
| CN210372817U (en) | Dynamometer machine lubricating oil filling device | |
| CN106194868A (en) | Case control structure is lifted in the synchronization of a kind of flask separator | |
| CN203310585U (en) | Hydraulic normally-closed prefill valve testing device | |
| CN204134824U (en) | A kind of automatic oiling frock of air-conditioner controller | |
| CN208673156U (en) | A kind of auto Oil-filling System Using in chemical fertilizer production | |
| CN207230135U (en) | A kind of electronic multi-path choice valve of drier oil and divide fuel tank using the intelligence of the electronic multi-path choice valve of drier oil | |
| CN207297917U (en) | A kind of adjustable hydraulic pressure valve arrangement | |
| CN207004970U (en) | A kind of forcing press | |
| CN219587745U (en) | Intelligent control device of hydraulic pumping unit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhang Weihua Inventor after: Han Changxing Inventor after: Wei Die Inventor after: Zhang Tongjun Inventor after: Shen Mufeng Inventor before: Zhang Weihua Inventor before: Wei Die Inventor before: Zhang Tongjun Inventor before: Shen Mufeng |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: ZHANG WEIHUA WEI YI ZHANG TONGJUN SHEN MUFENG TO: ZHANG WEIHUA HAN CHANGXING WEI YI ZHANG TONGJUN SHEN MUFENG |
|
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: JIAOZUO SHENGJING TECHNOLOGY CO., LTD. Assignor: Zhang Weihua Contract record no.: 2013410000032 Denomination of utility model: Fluid controlled lubrication device Granted publication date: 20100526 License type: Exclusive License Record date: 20130424 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100526 Termination date: 20140507 |