CN102084099A - Fluid discharge structure for fluid control device - Google Patents
Fluid discharge structure for fluid control device Download PDFInfo
- Publication number
- CN102084099A CN102084099A CN2009801047233A CN200980104723A CN102084099A CN 102084099 A CN102084099 A CN 102084099A CN 2009801047233 A CN2009801047233 A CN 2009801047233A CN 200980104723 A CN200980104723 A CN 200980104723A CN 102084099 A CN102084099 A CN 102084099A
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- China
- Prior art keywords
- fluid
- valve
- housing
- control device
- cock
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
- F01P11/02—Liquid-coolant filling, overflow, venting, or draining devices
- F01P11/0285—Venting devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P7/00—Controlling of coolant flow
- F01P7/14—Controlling of coolant flow the coolant being liquid
- F01P7/16—Controlling of coolant flow the coolant being liquid by thermostatic control
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Temperature-Responsive Valves (AREA)
- Taps Or Cocks (AREA)
Abstract
A fluid discharge structure for a fluid control device has a simply constructed air bleeding section for bleeding air from a cooling water path and can simply and reliably bleed the air. An air bleeding section (30) adapted for use for fluid discharge and provided to the upper part of a housing (11) of a device has a cock holding hole (31) open in the upper end of the housing, an air bleeding cock (32) slidably held in the cock holding hole (31) and having an outer end (32a) pressed for operation, an air bleeding hole (33) for allowing one longitudinal end of the cock holding hole to be opened to the outside of the housing, and a spring means (25) for constantly urging upward the air bleeding cock to protrude upward a cock outer end. The air bleeding cock and the cock holding hole together form an air bleeding circuit (40) which constantly interrupts the communication between a cooling water path and the air bleeding hole by causing the air bleeding cock to protrude upward and which interconnects the cooling water path and the air bleeding hole when the cock outer end is pressed.
Description
Technical field
The present invention relates in fluid control device etc. to carrying out the fluid exhaust structure of employed preferred fluid control devices such as exhaust, draining, oil extraction, described fluid control device possesses thermoregulator, and described thermoregulator opens according to the fluid temperature (F.T.) of the chilled(cooling) water return (CWR) of the cooling water that is used to cool off employed internal-combustion engine (hereinafter referred to as motor) such as Motor Vehicle for example etc. and cuts out or switch stream.
Background technique
For example in engine of motor vehicle, be cooled engine, use the water-cooled cooling system that adopts radiator usually.And, in this cooling system, use the thermoregulator that has adopted the thermal expansion body of regulating heat sink side circuit cooling water inflow, can control the temperature of the cooling water that is imported into motor.
At present known have a following structure, promptly, in such cooling system, in order to eliminate the gas accumulation in the pipe arrangement when filling cooling water, in order to eliminate in the past owing to need to regulate the bad problem that the position relation of the short transverse of the radiator pressure cap of being located at the radiator top box or motor etc. causes, employing is provided with the structure of the stopcock that exhaust uses on the housing top of thermoregulator, thus, prevent that cavitation erosion and air that the pneumatosis of cooling water pipe causes from entering (for example referring to patent documentations 1) such as eroding of water pump.
Patent documentation 1:(Japan) spy opens Zhaoping 59-18224 communique
Yet, in described existing structure, as the exhaust valve, use the thread type valve, therefore, when exhaust, need instrument etc., bleeding trouble and complicated, in addition, may cause that valve is loosening, thereby cooling water is discharged or air enters the medium bad problem of cooling water path to the outside owing to the vibration of motor etc.
In addition, in the valve of thread type structure, need utilize cutting etc. at housing the screw section to be set, sealing in addition, may take place and encircle with O shape and be clipped in thread groove or cross-section path etc. and problem such as be cut off in the manufacture cost height.
And such problem in various fluid control devices, takes place when the fluid that ejects to the outside from its fluid passage too, considers this point, and certain countermeasure is taked in people's expectation.
Summary of the invention
The present invention proposes in view of described problem, its purpose is to provide a kind of fluid exhaust structure of fluid control device, be constructed as follows, promptly, close by utilizing the simple type structure to be provided with to carry out opening of stream in the part of fluid control device according to fluid temperature (F.T.), the fluid discharge portion of switching, described fluid discharge portion for example is the exhaust portion from the cooling water path exhaust of motor, carry out the Drainage Division of draining, if be located at the described fluid control device of oily circulation loop then is oil extraction portion that carries out oil extraction etc., and, can carry out exhaust simple and reliablely, draining, the fluid of oil extraction etc. is discharged.
In order to tackle such purpose, the present invention's (invention that technological scheme 1 is put down in writing) provides a kind of fluid exhaust structure of fluid control device, it is characterized in that, the fluid discharge portion that possesses a part of being located at housing, described fluid discharge portion comprises: the valve retaining hole, and it forms in the mode at a part of opening of housing; Fluid is discharged and use valve, and it is held in described valve retaining hole and slip freely, and outside the outside bulldozing operation square end; The fluid tap hole, its from the part of the length direction of described valve retaining hole to the outside opening; And spring mechanism, it is located at enclosure interior, always fluid being discharged with valve makes outside the valve square end give prominence to foreign side from housing to foreign side's application of force, constitute fluid by described fluid discharge with valve and valve retaining hole and discharge the loop, discharge in the loop at described fluid, use valve to foreign side's application of force by utilizing spring mechanism convection cell discharge always, and the fluid passage and the fluid tap hole of enclosure interior are blocked, and, the active force of antagonistic spring mechanism is pressed in the valve retaining hole by the outer square end of bulldozing operation valve, and the fluid passage of enclosure interior is communicated with the fluid tap hole.
The present invention's (invention that technological scheme 2 is put down in writing) provides a kind of exhaust structure of fluid control device, in the fluid exhaust structure of the fluid control device that technological scheme 1 is put down in writing, it is characterized in that, described fluid control device possesses main valve, and in housing, be built-in with thermoelectric element, the force application mechanism that will carry out the application of force for the main valve or the thermoelectric element of described fluid control device, with discharge the spring mechanism sharing that carries out the application of force with valve for described fluid.
The invention effect
As described above, fluid exhaust structure according to fluid control device of the present invention, although adopt simple structure, but for example do not need instrument when fluid control device filling fluid etc. when the cooling water filling etc., as long as carry out bulldozing operation from outside, fluid is discharged use valve events, can carry out fluids such as exhaust, draining, oil extraction simple and reliablely and discharge, can improve convenience.
In addition, according to the present invention,, thereby can not take place for example to enter the interior situation of cooling tube owing to vibrations such as motor make loosening cooling water discharge or the air of making of valve owing to be not the thread type valve.
And, the thread type valve exist may be when being screwed into O shape ring clamped and cut problem by thread groove or cross-section path etc., yet, according to the present invention, such problem can not take place.
In addition, the thread type valve need carry out cutting to screwing part, yet the present invention does not need such cutting, and can realize resinification, therefore, also has the advantage that can suppress manufacturing expense.
In addition, according to the present invention, owing to constitute utilization main valve or the thermoelectric element that installs carried out the application of force to the discharge of the spring that covers the application of force also convection cell with valve, therefore, do not need to prepare to be used for fluid and discharge other spring mechanism with valve, therefore, can reduce whole component parts quantity, can realize lightweight and then realize miniaturization.
Description of drawings
Fig. 1 represents a kind of mode of execution of the fluid exhaust structure of fluid control device of the present invention, is the summary section when using it for the exhaust structure of thermoregulator, and is the summary section when making the outlet valve of thermoregulator carry out opening action.
Fig. 2 is that the outlet valve of the thermoregulator of presentation graphs 1 is the summary section of the common state of closed condition.
Fig. 3 (a), Fig. 3 (b) are summary lateral view and its ground plans of the thermoregulator of Fig. 1, Fig. 2.
Description of symbols
10... thermoregulator, 11... housing, 12... lid, 13... inlet side tube part, 14... outlet side tube part, 15... cooling water path, 16... tubular space, 21... thermoelectric element, 22... guide rod, 23... piston, 24... rib portion, 25... spring mechanism, 26... intercommunicating pore, 30... exhaust portion, 31... valve retaining hole, 32... outlet valve (fluid is discharged and used valve), the outer square end of 32a... valve, 33... valve retaining hole, 40... exhaust loop, 41... annulus portion.
Embodiment
Fig. 1 to Fig. 3 represents a kind of figure of mode of execution of fluid exhaust structure, exhaust structure, discharge structure and the displacement configuration of fluid control device of the present invention, and illustrative examples is as the situation of the exhaust structure that is used for thermoregulator in fluid control device.
In these figure, thermoregulator shown in the mark 10, as existing technique known, be located at the part of the chilled(cooling) water return (CWR) (not shown) of motor, the control cooling water inflow, described thermoregulator possesses: be located at the housing 11 of outlet side etc. of engine water jacket and the lid 12 that stops up these housing 11 lower ending openings.In addition, the 13rd, be located at housing 11 and inlet side tube part that start pusher side to be communicated with, the 14th, be located at and cover 12 the outlet side tube part (referring to Fig. 3) that is communicated with heat sink side.
Among the figure, the 24th, in the tubular space 16 of housing 11, keep thermoelectric element 21 and rib portion that it can be moved up and down, the 25th, spring mechanism, described spring mechanism 25 is disposed at the top of thermoelectric element 21, and it always applies active force to thermoelectric element 21 to the closing motion direction.
The present invention has following feature,, on the housing 11 of described thermoregulator 10, is provided with exhaust portion 30 on the top of housing that is.This exhaust portion 30 constitutes, and comprising: the valve retaining hole 31 that forms according to the mode at the upper end portion of housing 11 opening; Outlet valve 32, it is held in this valve retaining hole 31 and slides freely, and outside housing 11 outside bulldozing operations square end 32a; Exhaust port 33, its from the part of the length direction of described valve retaining hole 31 to housing 11 outside openings; And spring mechanism 25, it is located at housing 11 inside, always to outlet valve 32 application of force and make outside the valve square end 32a outstanding upward from housing 11 upward.
And, constitute exhaust loop 40 by described outlet valve 32 and valve retaining hole 31, described exhaust loop 40 by spring mechanism 25 with outlet valve 32 application of force upward always, the cooling water path 15 and the exhaust port 33 of blocking-up housing 11 inside, and, by the outer square end 32a bulldozing operation of valve being made the active force of its antagonistic spring mechanism 25 and being pressed in the valve retaining hole 31, the cooling water path 15 of housing 11 inside is communicated with exhaust port 33.
Wherein, in this embodiment, exhaust is carried out by following action in exhaust loop 40, that is, and and at outlet valve 32 and valve retaining hole 31, the annulus portion 41 that forms at the central part of length direction is communicated with exhaust port 33, and this annulus portion 41 is guided by the peripheral part along outlet valve 32 by moving up and down of outlet valve 32, thus, it is communicated with, blocks with cooling water path 15 selectively, thereby carries out exhaust.In addition, the peripheral part at outlet valve 32 suitably is provided with sealing mechanisms such as O shape ring.
In addition, constitute in this embodiment, the movable direction of outlet valve 32 with the thermoelectric element 21 of described thermoregulator 10 is configured on the same axis, thus, will be also used as spring mechanism the spring mechanism 25 of these thermoelectric element 21 application of forces to this outlet valve 32 application of forces.
Thus, the simple structure of utilizing needed minimal component parts quantity to constitute can be set up exhaust portion 30 at thermoregulator 10.
According to described structure, by outer square end 32a, make its antagonistic spring mechanism 25 and valve 32 is pressed in the housing 11, thus from outside bulldozing operation outlet valve 32, make to be communicated with, make exhaust loop 40 become open state along gap, annulus 41, the exhaust port 33 of valve 32 peripheral parts.Thus, during carrying out bulldozing operation, can appropriately and reliably carry out exhaust from cooling water path 15 etc.
If exhaust finishes, then remove bulldozing operation.So as shown in Figure 2, outlet valve 32 is owing to the active force of spring mechanism 25 becomes the end 32a of foreign side to the outstanding state of foreign side.So, by the sealed department blocking-up exhaust loop 40 of being located at valve 32 peripheral parts.
In addition, in described thermoregulator 10, when cooling water temperature rises, when thermoelectric element 21 detects set point of temperature, piston 23 is outstanding, thermoelectric element 21 is moved upward, the cooling water path 15 in the housing 11 further is communicated with outlet side tube part 14 to heat sink side via the inner room of lid 12 sides.
In addition, shown in Fig. 3 (b), be provided with the access 26 that makes its inner cooling water path 15 and the path that is communicated with of inner room of lid 12 sides, when thermoregulator 10 is closed condition, become the state of few flow of cooling water at housing 11.Certainly, when cooling water temperature rise and thermoelectric element 21 when opening direction and move, produce flowing of big flow.
In addition, in said embodiment, annulus portion 41 that exhaust loop 40 that the cooling water path 15 of housing 11 inside is communicated with exhaust port 33 forms by the interior perimembranous in the peripheral part of described outlet valve 32 and valve retaining hole 31 etc. is constituted, but be not limited thereto, can freely adopt various structures.
For example, be understood that easily, also can constitute exhaust loop 40 by the intercommunicating pore that is disposed radially at the outlet valve 32 and intercommunicating pore that is provided with vertically etc.
In addition, in described mode of execution, constitute, at fluid control device is the housing 11 of thermoregulator 10, the thermoelectric element 21 that constitutes thermoregulator 10 is disposed on the same axis in housing 11 inner glide directions with described outlet valve 32, and, will be to the spring mechanism 25 (helical spring) of outlet valve 32 application of forces with to the force application mechanism sharing of thermoelectric element 21 application of forces, but the present invention is not limited to this.
For example, also can consider following variation, promptly, in being located at the main valve of fluid control device, be disposed on the roughly same axis force application mechanism sharing that force application mechanism and this fluid of described valve body are discharged the usefulness valve etc. with opening the movement direction that the movement direction of closing valve body freely and fluid discharge with valve (outlet valve 32).
In addition, the present invention is not limited to the structure that illustrates in the described mode of execution, also can will constitute thermoregulator 10 or use the shape, structure etc. of each several part of fluid control device of cooling system etc. of the motor of thermoregulator suitably to be out of shape, to change.
For example, although understand exhaust port 33 to housing 11 outside openings, but as long as suitably selection reservoir or atmosphere opening etc.
In addition, in described mode of execution, explanation be the situation of in using the engine-cooling system of thermoregulator 1, carrying out exhaust, but the invention is not restricted to this, can in various fluid control devices, be used for the various fluid exhaust structures of exhaust, draining, oil extraction etc., and the performance effect.
For example, be understood that easily, in the cooling unit of the internal-combustion engine shown in (Japan) real public clear 61-26588 communique etc., for when changing cooling water or the discharge structure of when motor is discarded, discharging cooling water use described the present invention, can bring into play effect.
In addition, be understood that easily, in the fluid control device such such as the oily refrigerator shown in (Japan) real public clear 60-25021 communique etc.,, can bring into play effect by adopt described the present invention in the oil extraction portion that is used for oil extraction with hot-bulb.
In addition, in described fluid discharge portion, the fluid that carries out draining or oil extraction is discharged the housing top that is arranged at the exhaust etc. of described mode of execution with valve, but also structure difference therewith, but is provided with in downward or horizontal mode at lower housing portion etc.
Claims (2)
1. the fluid exhaust structure of a fluid control device is characterized in that,
The fluid discharge portion that possesses a part of being located at housing,
Described fluid discharge portion comprises: the valve retaining hole, and it forms in the mode at a part of opening of housing; Fluid is discharged and use valve, and it is held in described valve retaining hole and slip freely, and outside the outside bulldozing operation square end; The fluid tap hole, its from the part of the length direction of described valve retaining hole to the outside opening; And spring mechanism, it is located at enclosure interior, always fluid is discharged with valve square end is given prominence to foreign side from housing,
Constitute fluid by described fluid discharge with valve and valve retaining hole and discharge the loop, discharge in the loop at described fluid, use valve to foreign side's application of force by utilizing spring mechanism convection cell discharge always, and the fluid passage and the fluid tap hole of enclosure interior are blocked, and, the active force of antagonistic spring mechanism is pressed in the valve retaining hole by the outer square end of bulldozing operation valve, and the fluid passage of enclosure interior is communicated with the fluid tap hole.
2. the fluid exhaust structure of fluid control device as claimed in claim 1 is characterized in that,
Described fluid control device possesses main valve, and is built-in with thermoelectric element in housing,
The force application mechanism that will carry out the application of force for the main valve or the thermoelectric element of described fluid control device, with discharge the spring mechanism sharing that carries out the application of force with valve for described fluid.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP095798/08 | 2008-04-02 | ||
| JP2008095798A JP5102681B2 (en) | 2008-04-02 | 2008-04-02 | Fluid discharge structure of fluid control device |
| PCT/JP2009/000313 WO2009122638A1 (en) | 2008-04-02 | 2009-01-28 | Fluid discharge structure for fluid control device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102084099A true CN102084099A (en) | 2011-06-01 |
| CN102084099B CN102084099B (en) | 2013-09-25 |
Family
ID=41135048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200980104723.3A Active CN102084099B (en) | 2008-04-02 | 2009-01-28 | Fluid discharge structure for fluid control device |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP2275653B1 (en) |
| JP (1) | JP5102681B2 (en) |
| CN (1) | CN102084099B (en) |
| TW (1) | TWI437161B (en) |
| WO (1) | WO2009122638A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2504470B (en) * | 2012-07-27 | 2014-12-31 | Perkins Engines Co Ltd | Coolant separator |
| US10247324B2 (en) * | 2015-02-24 | 2019-04-02 | General Electric Technology Gmbh | Thermostatic flow control device and method of use |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5195547A (en) * | 1975-02-19 | 1976-08-21 | ||
| JPS5918224A (en) * | 1982-07-21 | 1984-01-30 | Nissan Motor Co Ltd | Air escape for engine cooling water |
| JPH0673333U (en) * | 1993-03-31 | 1994-10-18 | いすゞ自動車株式会社 | High internal pressure container opening / closing device |
| JPH0719043A (en) * | 1993-06-30 | 1995-01-20 | Kubota Corp | Air vent device for cooling water passage of water-cooled engine |
| CN2564759Y (en) * | 2002-08-08 | 2003-08-06 | 寇林 | Forced pressure releasing anti-scalding water tank cover |
| CN2578533Y (en) * | 2002-09-11 | 2003-10-08 | 长安汽车（集团）有限责任公司 | Radiator cover of engine |
| JP2007100588A (en) * | 2005-10-04 | 2007-04-19 | Denso Corp | Drain device of radiator for vehicle |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE369023A (en) * | ||||
| JPS6126588Y2 (en) | 1980-06-25 | 1986-08-09 | ||
| JPS6025021Y2 (en) | 1983-05-17 | 1985-07-26 | 昭和アルミニウム株式会社 | Thermo valve for oil cooler |
| JPS60127112A (en) * | 1983-12-14 | 1985-07-06 | Matsushita Electric Works Ltd | Air venting device of molding die |
| JP2511652Y2 (en) * | 1990-02-26 | 1996-09-25 | ヤンマーディーゼル株式会社 | Air bleeder for engine with fuel cutoff valve |
| US5410991A (en) * | 1994-05-05 | 1995-05-02 | Standard-Thomson Corporation | Coolant fill housing with integral thermostat |
| FR2739432B1 (en) * | 1995-09-29 | 1997-10-31 | Renault | THERMOSTATIC VALVE FOR INTERNAL COMBUSTION ENGINE |
| GB2321957B (en) * | 1997-02-04 | 2000-10-18 | Perkins Ltd | A cooling system for an internal combustion engine |
| US5853071A (en) * | 1997-07-10 | 1998-12-29 | Mcdonnell Douglas Corporation | Bleed valve for bleeding fluid from a hydraulic circuit |
| DE102006013993A1 (en) * | 2006-03-22 | 2007-10-18 | Kermi Gmbh | Valve, in particular radiator valve for hot water heating systems |
-
2008
- 2008-04-02 JP JP2008095798A patent/JP5102681B2/en not_active Expired - Fee Related
-
2009
- 2009-01-28 WO PCT/JP2009/000313 patent/WO2009122638A1/en active Application Filing
- 2009-01-28 EP EP09728661.1A patent/EP2275653B1/en active Active
- 2009-01-28 CN CN200980104723.3A patent/CN102084099B/en active Active
- 2009-02-19 TW TW98105241A patent/TWI437161B/en active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5195547A (en) * | 1975-02-19 | 1976-08-21 | ||
| JPS5918224A (en) * | 1982-07-21 | 1984-01-30 | Nissan Motor Co Ltd | Air escape for engine cooling water |
| JPH0673333U (en) * | 1993-03-31 | 1994-10-18 | いすゞ自動車株式会社 | High internal pressure container opening / closing device |
| JPH0719043A (en) * | 1993-06-30 | 1995-01-20 | Kubota Corp | Air vent device for cooling water passage of water-cooled engine |
| CN2564759Y (en) * | 2002-08-08 | 2003-08-06 | 寇林 | Forced pressure releasing anti-scalding water tank cover |
| CN2578533Y (en) * | 2002-09-11 | 2003-10-08 | 长安汽车（集团）有限责任公司 | Radiator cover of engine |
| JP2007100588A (en) * | 2005-10-04 | 2007-04-19 | Denso Corp | Drain device of radiator for vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| JP5102681B2 (en) | 2012-12-19 |
| EP2275653A1 (en) | 2011-01-19 |
| CN102084099B (en) | 2013-09-25 |
| JP2009250052A (en) | 2009-10-29 |
| WO2009122638A1 (en) | 2009-10-08 |
| TW200942685A (en) | 2009-10-16 |
| EP2275653B1 (en) | 2014-12-17 |
| TWI437161B (en) | 2014-05-11 |
| EP2275653A4 (en) | 2013-10-02 |
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