CN108005977A - A kind of hydraulic buttery valve with temperature-monitoring function - Google Patents
A kind of hydraulic buttery valve with temperature-monitoring function Download PDFInfo
- Publication number
- CN108005977A CN108005977A CN201711090593.5A CN201711090593A CN108005977A CN 108005977 A CN108005977 A CN 108005977A CN 201711090593 A CN201711090593 A CN 201711090593A CN 108005977 A CN108005977 A CN 108005977A
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- Prior art keywords
- temperature
- hole
- sealing ring
- monitoring function
- housing
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B19/00—Testing; Calibrating; Fault detection or monitoring; Simulation or modelling of fluid-pressure systems or apparatus not otherwise provided for
- F15B19/005—Fault detection or monitoring
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Magnetically Actuated Valves (AREA)
- Temperature-Responsive Valves (AREA)
Abstract
The present invention relates to a kind of hydraulic buttery valve with temperature-monitoring function, including pilot valve, electromagnet assembly, temperature sensor, the second sealing ring and housing;Housing has pilot valve installation cavity, sensor installation cavity, fuel feed hole, load holes and oil return hole, and fuel feed hole and sensor installation cavity are linked up.A kind of hydraulic buttery valve with temperature-monitoring function of the present invention, temperature sensor is integrated on coil former, on the one hand oil liquid temperature can be monitored, on the other hand setup error between coil former and housing can be prevented, pilot valve and coil block are connected by the hydraulic buttery valve by welding, and reduce product weight;The valve body and housing of product, the sealing between sensor and housing do not use O-ring seal and use sealing ring made of Torlon, greatly reduce small product size and weight, increase slide cartridge structure between armature and coil block, greatly reduce the stuck probability of product, improve Product Safety.
Description
Technical field
The invention belongs to technical field of hydraulic pressure, is related to a kind of hydraulic buttery valve with temperature-monitoring function.
Background technology
General hydraulic buttery valve is made of electromagnet assembly, pilot valve component, housing etc., is sealed, caused using O-ring
Small product size is big, weight is big, it is necessary to more installation spaces;Traditional hydraulic buttery valve only controls hydraulic oil in hydraulic system
The break-make on road, is not monitored oil liquid temperature, when system needs to monitor oil liquid temperature, it is necessary in addition arrange temperature sensor,
The volume of system is caused to become larger.
The content of the invention
The purpose of the present invention is:A kind of high reliability, band temperature-monitoring function, small hydraulic buttery valve are provided.
The present invention technical solution be:A kind of hydraulic buttery valve with temperature-monitoring function, including pilot valve, electromagnetism
Iron component, temperature sensor 13, the second sealing ring 14 and housing 15;Housing 15 have pilot valve installation cavity, sensor installation cavity,
Fuel feed hole, load holes and oil return hole, fuel feed hole and sensor installation cavity are linked up;
Pilot valve includes the first sealing ring 1, net-filter assembly 2, guider 3, steel ball 4, push rod 5, valve body 6, the first sealing
1 endoporus of ring is in flared trumpet shape for taper, and valve body 6 is T-type structure, and valve body 6 includes seal section and construction section, seal section and sealing
The part of 1 inner hole of ring is taper, and valve body 6 is equipped with directed cavity and pushrod chamber vertically, is equipped between directed cavity and load negative
Hydraulic fluid port is carried, load hydraulic fluid port is connected with housing load holes, and oil return opening, oil return opening and housing oil return hole are equipped between pushrod chamber and oil return
Connection, directed cavity are located at taper contraction side, are respectively used to installation and guide device 3 and push rod 5, have between directed cavity and pushrod chamber
Aperture connects;There is stepped hole on the outside of directed cavity, net-filter assembly 2 is installed, there is fuel feed hole and pilot hole in guider 3,
Both connect, and steel ball 4 is provided with pilot hole, and the inner side of push rod 5, which is equipped with, may pass through aperture between directed cavity and pushrod chamber, promote
The protrusion of steel ball 4;
Electromagnet assembly includes coil former 10, coil 7, slide cartridge 8, armature 9, spring 11, sleeve 12, the coil
Skeleton component 10 has an endoporus, a stepped hole, a threaded hole and a wire casing, and slide cartridge 8 is mounted in coil former 10
Endoporus in, armature 9 be installed on slide cartridge 8 in, 8 one side opening of slide cartridge, opposite side has end face, and the armature 9 can be in slide cartridge 8
Interior reciprocating motion, and it is spacing by end face, and slide cartridge 8 can move back and forth in coil former 10;Coil former 10
Stepped hole be used for that the construction section of valve body 6 is installed, be fixed with one by welding, coil 7 is installed on coil former 10
In wire casing, there is the outside of coil former 10 sleeve 12, sleeve 12 and coil former 10 to be fixed with one by welding;
Temperature sensor 13 has construction section, seal section and thermometric section, the threaded hole cooperation of construction section and coil block, sealing
Section and the part of 14 inner hole of the second sealing ring are taper, and thermometric section is installed on temperature sensor installation cavity;Coil rack group
Part 10 is installed on housing by screw.
Above-mentioned first sealing ring 1,14 hole taper of the second sealing ring are 5 °~8 °.
Above-mentioned 6 seal section of valve body, the taper of 13 seal section of temperature sensor are 5 °~8 °.
Above-mentioned first sealing ring, 1 both ends outer surface is equipped with annular groove, for discharging extrusion stress.
The outer surface in above-mentioned first sealing ring, 1 vertical oil return hole and fuel feed hole direction is equipped with rectangular channel at two, symmetrical
For for stress release.
Above-mentioned 6 seal section of valve body is equipped with anti-torsion groove with construction section junction, parallel axial with seal section in kidney-shaped.
Above-mentioned anti-torsion groove is 3, is circumferentially uniformly distributed.
The above-mentioned protrusion of push rod 5 is taper, and taper is 15 °~25 °.
Above-mentioned seal ring material is Torlon.
There are 4 rectangular channels at above-mentioned second sealing ring 14, outer surface middle part, are uniformly distributed, for stress release.
Above-mentioned armature 9,8 outer surface circumference of slide cartridge have axially through oil groove.
Above-mentioned oil groove is two, symmetrical.
Oil groove is equipped with the outside of above-mentioned 8 end face of slide cartridge, oil groove depth 0.3mm, wide 1.5mm, quantity is 4, uniformly distributed.
It is the center hole that 118 ° of outside diameters are φ 8 that above-mentioned 10 end of coil former, which is equipped with angle,.
Beneficial effects of the present invention:A kind of hydraulic buttery valve band temperature sensor with temperature-monitoring function, the temperature pass
13 one side of sensor can monitor oil temperature, on the other hand can prevent setup error between coil former 10 and housing 15;
The pilot valve and coil former 10 of the hydraulic buttery valve are connected by welding, and reduce product weight;6 He of valve body of product
Sealing between housing 15, temperature sensor 13 and housing 6 does not use O-ring seal and uses sealing ring, greatly reduces
Small product size and weight, increase slide cartridge 8, greatly reduce the stuck probability of product between armature 9 and coil former 10, improve
Product Safety.
Brief description of the drawings
Fig. 1 is the hydraulic buttery valve structure diagram with temperature-monitoring function of the invention, 1:First sealing ring, 2:Strainer group
Part, 3:Guider, 4:Steel ball, 5:Push rod, 6:Valve body, 7:Coil, 8:Slide cartridge, 9:Armature, 10:Coil former, 11:Bullet
Spring, 12:Sleeve, 13:Temperature sensor, 14:Second sealing ring, 15:Housing.
Embodiment
Below by specific embodiment, the present invention is described further:
A kind of hydraulic buttery valve with temperature-monitoring function, including pilot valve, electromagnet assembly, temperature sensor 13,
Two sealing rings 14 and housing 15;Housing 15 has pilot valve installation cavity, sensor installation cavity, fuel feed hole, load holes and oil return hole,
Fuel feed hole and sensor installation cavity are linked up;
Pilot valve includes the first sealing ring 1, net-filter assembly 2, guider 3, steel ball 4, push rod 5, valve body 6, the first sealing
1 endoporus of ring is in flared trumpet shape for taper, and valve body 6 is T-type structure, and valve body 6 includes seal section and construction section, seal section and sealing
The part of 1 inner hole of ring is taper;Valve body 6, which prolongs, is axially arranged with directed cavity and pushrod chamber, is equipped between directed cavity and load negative
Hydraulic fluid port is carried, load hydraulic fluid port is connected with housing load holes, and oil return opening, oil return opening and housing oil return hole are equipped between pushrod chamber and oil return
Connection, directed cavity are located at taper contraction side, are respectively used to installation and guide device 3 and push rod 5, have between directed cavity and pushrod chamber
Aperture connects;There is stepped hole on the outside of directed cavity, net-filter assembly 2 is installed, there is fuel feed hole and pilot hole in guider 3,
Both connect, and steel ball 4 is provided with pilot hole, and the inner side of push rod 5, which is equipped with, may pass through aperture between directed cavity and pushrod chamber, promote
The protrusion of steel ball 4, as shown in Figure 1;
Above-mentioned first sealing ring 1,14 hole taper of the second sealing ring are 5 °~8 °, can guarantee that valve body 6, temperature sensor 13
There is good leakproofness between housing.
Above-mentioned 6 seal section of valve body, the taper of 13 seal section of temperature sensor are 5 °~8 °, can guarantee that valve body 6, temperature sensing
There is good leakproofness between device 13 and housing.
Above-mentioned first sealing ring, 1 both ends outer surface is equipped with annular groove, for ensureing that it is close that sealing ring 1 and valve body 6 extrude
Transmission, balanced internal stress are without being torn during envelope.
The outer surface in above-mentioned first sealing ring, 1 vertical oil return hole and fuel feed hole direction is equipped with rectangular channel at two, symmetrical,
It is distributed to for the stress equilibrium when sealing ring 1 is in extruding in the middle part of material.
Above-mentioned 6 seal section of valve body is equipped with anti-torsion groove with construction section junction, parallel axial with seal section in kidney-shaped, assembling
When sealing ring 1 is sticked into the anti-torsion groove of valve body 6 with frock, can prevent sealing ring 1 from being reversed around the seal section of valve body 6.
The above-mentioned protrusion of push rod 5 is taper, and taper is 15 °~25 °, between directed cavity and the pushrod chamber for reducing valve body 6
Aperture diameter, while can ensure the raised root structure intensity of push rod 5.
Above-mentioned seal ring material is Torlon, not only can guarantee that sealing effect but also can guarantee that structural strength, while can reduce
Product weight.
Electromagnet assembly includes coil former 10, coil 7, slide cartridge 8, armature 9, spring 11, sleeve 12, the coil
Skeleton component 10 has an endoporus, a stepped hole, a threaded hole and a wire casing, and slide cartridge 8 is mounted in coil former 10
Endoporus in, armature 9 be installed on slide cartridge 8 in, 8 one side opening of slide cartridge, opposite side has end face, and the armature 9 can be in slide cartridge 8
Interior reciprocating motion, and it is spacing by end face, and slide cartridge 8 can move back and forth in coil former 10;Coil former 10
Stepped hole be used for that the construction section of valve body 6 is installed, be fixed with one by welding, coil 7 is installed on coil former 10
In wire casing, there is the outside of coil former 10 sleeve 12, sleeve 12 and coil former 10 to be fixed with one by welding;
The stepped hole of coil former 10 is used to install valve body 6, both are connected by welding, and welding structure can reduce product weight.
Above-mentioned electromagnet assembly will increase slide cartridge 8 between coil former 10 and armature 9, by a traditional sliding pair
Be changed into two sliding pairs, when armature 9 it is stuck in slide cartridge 5 when, slide cartridge 8 can be still slided in the coil former 10, work as cunning
When cylinder 8 is stuck in coil former 10, armature 9 is still able to slide in slide cartridge 8.This is greatly lowered armature 9 and exists
The stuck probability of coil former 10, improves the reliability of product;Armature 9,8 outer surface circumference of slide cartridge be equipped with axially through
Oil groove, armature 9, the fluid or air at 8 both ends of slide cartridge can be linked up, ensure they move back and forth freely;Coil rack group
10 end set center hole of part, understands to set center hole not influence output of products power by simulation analysis, and can reduce product weight
Amount;Coil former 10 is installed on housing 15 by screw.
Temperature sensor 13 has construction section, seal section and thermometric section, the threaded hole cooperation of construction section and coil block, sealing
The part of section and 14 inner hole of the second sealing ring is taper, temperature sensor 13 and housing 15 by extruding the second sealing ring 14
Sealed, ensure that fluid does not leak outside, thermometric section is installed on temperature sensor installation cavity.
There are 4 rectangular channels at above-mentioned second sealing ring 14, outer surface middle part, are uniformly distributed, for discharging portion extrusion stress.
Temperature sensor 13 is integrated in the work(that 10 one side of coil former adds product surveillance oil temperature by the present invention
Can, while it is also prevented from setup error between coil rack 10 and housing 15.
Sealed between valve body 6 and housing 15 in the present invention by crush seal ring 1, temperature sensor 13 and housing 15 it
Between sealed by crush seal ring I14, the oil inlet of valve body 6, load port, oil return opening are not required additional seal circle to carry out
Sealing, considerably reduces the radial and axial size of valve body 6 and the radial dimension of temperature sensor 13, significantly reduces production
The weight of product.
Claims (10)
- A kind of 1. hydraulic buttery valve with temperature-monitoring function, it is characterised in that:Passed including pilot valve, electromagnet assembly, temperature Sensor (13), the second sealing ring (14) and housing (15);Housing (15) has pilot valve installation cavity, sensor installation cavity, oil inlet Hole, load holes and oil return hole, fuel feed hole and sensor installation cavity are linked up;Pilot valve includes the first sealing ring (1), net-filter assembly (2), guider (3), steel ball (4), push rod (5), valve body (6), First sealing ring (1) endoporus is in flared trumpet shape for taper, and valve body (6) is T-type structure, and valve body (6) includes seal section and installation Section, the part of seal section and sealing ring (1) inner hole is taper, and valve body (6), which prolongs, is axially arranged with directed cavity and pushrod chamber, is oriented to Load hydraulic fluid port is equipped between chamber and load, load hydraulic fluid port is connected with housing load holes, and oil return opening is equipped between pushrod chamber and oil return, Oil return opening is connected with housing oil return hole, and directed cavity is located at taper contraction side, is respectively used to installation and guide device (3) and push rod (5), There is aperture connection between directed cavity and pushrod chamber;There is stepped hole on the outside of directed cavity, net-filter assembly (2) is installed, be oriented to dress Putting has fuel feed hole and pilot hole in (3), both connect, and steel ball 4 is provided with pilot hole, is equipped with and may pass through on the inside of push rod (5) Aperture between directed cavity and pushrod chamber, promotes the protrusion of steel ball 4;Electromagnet assembly includes coil former 10, coil 7, slide cartridge 8, armature 9, spring 11, sleeve 12, the coil rack Component (10) has an endoporus, a stepped hole, a threaded hole and a wire casing, and slide cartridge (8) is mounted in coil former (10) in endoporus, armature (9) is installed in slide cartridge (8), and 8 one side opening of slide cartridge, opposite side has end face, and the armature 9 can To be moved back and forth in slide cartridge 8, and it is spacing by end face, and slide cartridge 8 can move back and forth in coil former 10;Coil bone The stepped hole of frame component (10) is used for installing the construction section of valve body (6), is fixed with one by welding, and coil (7) installation is online In the wire casing of ring framework component (10), there is sleeve (12), sleeve (12) and coil rack group outside coil former (10) Part (10) is fixed with one by welding;Temperature sensor (13) has construction section, seal section and thermometric section, the threaded hole cooperation of construction section and coil block, seal section Part with the second sealing ring (14) inner hole is taper, and thermometric section is installed on temperature sensor installation cavity;Coil rack group Part (10) is installed on housing by screw.
- 2. the hydraulic buttery valve according to claim 1 with temperature-monitoring function, it is characterised in that:First sealing ring (1), Second sealing ring (14) hole taper is 5 °~8 °.
- 3. the hydraulic buttery valve according to claim 1 with temperature-monitoring function, it is characterised in that:Valve body (6) seal section, The taper of temperature sensor (13) seal section is 5 °~8 °.
- 4. the hydraulic buttery valve according to claim 1 with temperature-monitoring function, it is characterised in that:First sealing ring (1) Both ends outer surface is equipped with annular groove.
- 5. the hydraulic buttery valve according to claim 1 with temperature-monitoring function, it is characterised in that:First sealing ring (1) The outer surface in vertical oil return hole and fuel feed hole direction is equipped with rectangular channel at two.
- 6. the hydraulic buttery valve according to claim 1 with temperature-monitoring function, it is characterised in that:Valve body (6) seal section Anti- torsion groove is equipped with construction section junction, it is parallel axial with seal section in kidney-shaped.
- 7. the hydraulic buttery valve according to claim 1 with temperature-monitoring function, it is characterised in that:Push rod (5) protrusion is Taper, taper are 15 °~25 °.
- 8. the hydraulic buttery valve according to claim 1 with temperature-monitoring function, it is characterised in that:Seal ring material is Torlon。
- 9. the hydraulic buttery valve according to claim 1 with temperature-monitoring function, it is characterised in that:Second sealing ring (14) There are 4 rectangular channels in the middle part of outer surface, be uniformly distributed.
- 10. the hydraulic buttery valve according to claim 1 with temperature-monitoring function, it is characterised in that:Armature (9), slide cartridge (8) outer surface circumference have axially through oil groove.
Priority Applications (1)
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CN201711090593.5A CN108005977B (en) | 2017-11-08 | 2017-11-08 | Hydraulic electromagnetic valve with temperature monitoring function |
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CN201711090593.5A CN108005977B (en) | 2017-11-08 | 2017-11-08 | Hydraulic electromagnetic valve with temperature monitoring function |
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CN108005977A true CN108005977A (en) | 2018-05-08 |
CN108005977B CN108005977B (en) | 2020-08-18 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111894930A (en) * | 2020-08-13 | 2020-11-06 | 北京鸣天液压技术有限公司 | Electromagnetic bypass valve and using method thereof |
Citations (5)
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JP3535759B2 (en) * | 1999-02-05 | 2004-06-07 | コベルコ建機株式会社 | Hydraulic valve control device |
JP3772982B2 (en) * | 2003-02-28 | 2006-05-10 | 住友建機製造株式会社 | Construction machine remote control valve hydraulic circuit |
CN200946693Y (en) * | 2006-09-19 | 2007-09-12 | 宝山钢铁股份有限公司 | Hydraulic guide control water valve |
CN200999772Y (en) * | 2007-04-30 | 2008-01-02 | 江苏鼎晟液压有限公司 | Double-beat drop valve |
CN103075522A (en) * | 2013-01-11 | 2013-05-01 | 新乡平原航空液压设备有限公司 | Drainage stop valve |
-
2017
- 2017-11-08 CN CN201711090593.5A patent/CN108005977B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3535759B2 (en) * | 1999-02-05 | 2004-06-07 | コベルコ建機株式会社 | Hydraulic valve control device |
JP3772982B2 (en) * | 2003-02-28 | 2006-05-10 | 住友建機製造株式会社 | Construction machine remote control valve hydraulic circuit |
CN200946693Y (en) * | 2006-09-19 | 2007-09-12 | 宝山钢铁股份有限公司 | Hydraulic guide control water valve |
CN200999772Y (en) * | 2007-04-30 | 2008-01-02 | 江苏鼎晟液压有限公司 | Double-beat drop valve |
CN103075522A (en) * | 2013-01-11 | 2013-05-01 | 新乡平原航空液压设备有限公司 | Drainage stop valve |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111894930A (en) * | 2020-08-13 | 2020-11-06 | 北京鸣天液压技术有限公司 | Electromagnetic bypass valve and using method thereof |
CN111894930B (en) * | 2020-08-13 | 2021-03-16 | 北京鸣天液压技术有限公司 | Electromagnetic bypass valve and using method thereof |
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CN108005977B (en) | 2020-08-18 |
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