CN105485376A - Reversing electromagnetic valve for engineering vehicle - Google Patents
Reversing electromagnetic valve for engineering vehicle Download PDFInfo
- Publication number
- CN105485376A CN105485376A CN201610088340.3A CN201610088340A CN105485376A CN 105485376 A CN105485376 A CN 105485376A CN 201610088340 A CN201610088340 A CN 201610088340A CN 105485376 A CN105485376 A CN 105485376A
- Authority
- CN
- China
- Prior art keywords
- coil
- armature
- engineering vehicle
- solenoid valve
- valve
- 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.)
- Granted
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
- F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
- F16K11/065—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members
- F16K11/07—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides
- F16K11/0716—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides with fluid passages through the valve member
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0603—Multiple-way valves
- F16K31/061—Sliding valves
- F16K31/0613—Sliding valves with cylindrical slides
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0675—Electromagnet aspects, e.g. electric supply therefor
- F16K31/0679—Electromagnet aspects, e.g. electric supply therefor with more than one energising coil
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The invention discloses a reversing electromagnetic valve for an engineering vehicle. The reversing electromagnetic valve comprises a valve element, a valve base, a central spindle, a coil, a spring, a gasket and a nut. The valve element is located inside an inner cavity of the valve base. The valve base and the central spindle are matched and connected through threads. The central spindle is sleeved with the coil and the coil is fixed through the nut. The reversing electromagnetic valve is characterized in that the central spindle comprises a push rod, an armature, a magnetic isolation ring, a rear plug, an O-shaped ring, a steel pipe and a joint, the armature is installed in a cavity on the inner side of the central spindle and matched and connected with the valve element, the cavity is formed in the side, close to the joint, of the armature, an annular groove is formed in the side, close to the coil, of the armature, the magnetic isolation ring is installed on the annular groove, one end of the magnetic isolation ring abuts against the armature, and the other end of the magnetic isolation ring is located inside the cavity between the armature and the joint. The reversing electromagnetic valve has the small size and high reliability, the stress phenomenon of the magnetic isolation ring is improved, the protective grade of the coil is enhanced, and the working reliability of the reversing valve is improved.
Description
Technical field
The present invention relates to reversing solenoid valve field, particularly relate to a kind of engineering vehicle reversing solenoid valve.
Background technique
Along with the high speed development of global recovery and China's domestic economy, engineering vehicle is to the application demand rapid development of automatic transmission, within the period that future is quite long, along with continuous research and development and the commercialization of automatic Transmissions Technique, the requirement of market to the gearshift performance of engineering vehicle, fuel economy, automatic transmission case lift-launch rate is also more and more higher, also increasing to the quantity demand of reversing solenoid valve, due to the space of operating mechanism and the consideration of working environment complexity, the miniaturization of solenoid valve and high reliability have become the development trend of solenoid valve.Under the prerequisite that volume reduces, to the Security of solenoid valve, the aspect such as reliability and soundness is proposed higher requirement, and traditional 3-position 4-way plug-in type reversing solenoid valve is due to armature and magnetism resistent ring mounting type, the actual use operating environment requirements of engineering vehicle cannot be met reliably, simultaneously at loop construction design aspect, traditional 3-position 4-way plug-in type reversing solenoid valve adopts the structure of 2 coils and 2 springs, this just causes its complex structure, impact force is large, the shortcomings such as poor reliability, this just requires to design, and a to have volume little, reliability is high, the reversing solenoid valve using the features such as operating environment requirements can be met.
Summary of the invention
For overcoming above-mentioned deficiency, the object of the present invention is to provide that a kind of volume is little, reliability is high, the engineering vehicle reversing solenoid valve using operating environment requirements can be met, to improve the performance of product in structure and reliability.
Technological scheme of the present invention is as follows: a kind of engineering vehicle reversing solenoid valve, comprise spool, valve seat, axle core, coil, spring, pad and nut, described spool is positioned at valve seat, it is in mating connection that described valve seat and axle core pass through screw thread, described coil is placed on the outside of axle core, and be fixed by nut, it is characterized in that: described axle core comprises push rod, armature, magnetism resistent ring, rear plug, O type circle, steel pipe and joint, the inner side that described armature is installed in axle core forms 2 cavitys in left and right, and it is in mating connection with spool, described armature is being provided with circular groove near coil side, described magnetism resistent ring is arranged on circular groove, one end of described magnetism resistent ring is near armature, the other end is arranged in the cavity between armature and joint.
Preferably, spring is provided with in described cavity.
Preferably, described O type circle is installed on push rod, matches with rear plug.
Preferably, described coil is bi-directional push-pull coil.
Preferably, described coil is that two groups of unidirectional coil integral molded plastics form.
Preferably, the tail end of described spool is set to step-like structure.
Beneficial effect of the present invention: compared with prior art, volume of the present invention is little, reliability is high, can meet use operating environment requirements, owing to have employed novel armature structure, namely on armature by cutting circular groove, magnetism resistent ring is fixed with it, this structure not only improves the stressing conditions of magnetism resistent ring, also substantially increases the reliability under engineering vehicle vibrations operating mode; Simultaneously in loop construction, the present invention by 2 unidirectional coils existing in prior art by architecture advances and optimizing performance parameters, be integrated into an independent Bidirectional push-and-pull structure coil through integral molded plastic, make coil not only compacter on form structure, also make the electromagnetic force of loop construction increase more than 30%.By coil and coil case being injected into one, the outlet method of wire being revised as doubleleadout formula by traditional piece insertion type outlet, further enhancing the security level of coil.Present invention employs Novel valve core structure simultaneously, on the basis of traditional spool, namely add the length of spool, and be set to step-like structure, by this Novel valve core structure, hydraulic power demand can be reduced further, improve the functional reliability of selector valve.
Accompanying drawing explanation
Fig. 1: reversing solenoid valve cut-away view of the present invention
Fig. 2: reversing solenoid valve axle core inner structural drawing of the present invention
Fig. 3: ring channel structures figure of the present invention
Fig. 4: reversing solenoid valve function symbol of the present invention
Fig. 5: reversing solenoid valve component explosive view of the present invention
Fig. 6: the installation outline drawing of reversing solenoid valve of the present invention
Number in the figure: 1, push rod; 2, nut; 3, armature; 4, coil; 5, magnetism resistent ring; 6, flat gasket; 7, spring; 8, pad; 9, sell; 10, spool; 11, valve seat; 12, rear plug; 13, O type circle; 14, steel pipe; 15, joint; 16, axle core; 17,18, cavity; 19, circular groove
1., the return opening of valve body; 2. 4., valve body actuator port; 3., valve body machine filler opening
Embodiment
Below in conjunction with accompanying drawing, the present invention will be further described.
As shown in Figures 1 to 4, engineering vehicle reversing solenoid valve of the present invention, the switch of engineering vehicle commutation, be arranged in cab mechanism, structure comprises push rod 1, nut 2, armature 3, coil 4, magnetism resistent ring 5, flat gasket 6, spring 7, pad 8, pin 9, spool 10, valve seat 11, rear plug 12, O type circle 13, steel pipe 14 and joint 15, wherein fill in 12 afterwards, steel pipe 14, joint 15 be welded as a whole by laser bonding and argon arc welding and with armature 3, magnetism resistent ring 5 forms axle core 16 together, the inner side that armature 3 is installed in axle core 16 forms 2 cavitys 17 in left and right, 18, and it is in mating connection with spool 10.In cavity 18, be provided with spring, O type circle 13 is installed on push rod 1, matches with rear plug 12.
Coil 4 inside is two groups of unidirectional coils by parallel, makes it to work each other interference-free, and by two independently coil integral molded plastic form an independent coil; Wire fixing device by mould is arranged during injection moulding, makes wire and coil joint can be injection molding thing completely and wraps up.Coil 4 overlaps on axle core 16 after welding, and nut 2 can match with the screw thread on axle core 16, coil 4 is fixed on the outside of reversing solenoid valve axle core 16, and is fixed by nut 2, and particular location is on the rear plug 12 of axle core 16.Armature 3 arranges circular groove 19 near coil 4 side, and magnetism resistent ring 5 is arranged on circular groove 19, and one end of magnetism resistent ring 5 is near armature 3, and the other end is arranged in the cavity 17 between armature 3 and joint 15.
During installation, spool 10 is placed in valve seat 11, valve seat 11 is in mating connection by screw thread with axle core 16, spool 10 comparatively conventional construction adds a tail end, tail end and spool 10 entirety are in step-like structure, valve seat 11 is designed to U-shape, spool 10 is fixed by side, and it is in mating connection that opposite side and axle core 16 pass through screw thread.
Below the oil circuit of reversing solenoid valve to be arranged and working state is sketched: when coil no electric circuit, 1. 4. 2. actuator port communicate with return opening, and filler opening is 3. 2. 4. 1. all obstructed with return opening with actuator port, in closed condition; Armature 3 also with 1. communicates with the valve pocket between joint 15 and rear plug 12, in unloading condition; When the coil electricity of rear plug 12 side, the magnetic induction force that coil produces drives armature 3 to fill in 12 direction motions backward, and is with movable valve plug 10 to coil direction motion, and 2. 1. 4. actuator port cut out with hydraulic fluid port, 3. filler opening communicates with 4. actuator port, and 4. actuator port starts build-up pressure; When the coil is de-energized, under spring force, armature 3 and spool 10 move to valve seat 11 direction, and 3. filler opening is closed, and 2. 1. 4. actuator port communicate with hydraulic fluid port, and now 4. 2. actuator port be in unloading condition; When the coil electricity of joint 15 side, the magnetic induction force that coil produces drives armature 3 to the motion of joint 15 direction, and is with movable valve plug 10 to the motion of valve seat 11 direction, and 4. 1. 2. actuator port cut out with hydraulic fluid port, 3. filler opening communicates with 2. actuator port, and 2. actuator port starts build-up pressure; When the coil is de-energized, under spring force, armature 3 and spool 10 move to coil direction, and 3. filler opening is closed, and 2. 1. 2. actuator port communicate with hydraulic fluid port, and now 4. 2. actuator port be in unloading condition.
Although give detailed description and explanation to the specific embodiment of the present invention above; but what should indicate is; we can carry out various equivalence according to conception of the present invention to above-mentioned mode of execution and change and amendment; its function produced do not exceed that Figure of description contains yet spiritual time, all should within protection scope of the present invention.
Claims (6)
1. an engineering vehicle reversing solenoid valve, comprises spool (10), valve seat (11), axle core (16), coil (4), spring (7), pad (8) and nut (2), described spool (10) is positioned at valve seat (11), described valve seat (11) is in mating connection by screw thread with axle core (16), described coil (4) is placed on the outside of axle core (16), and be fixed by nut (2), it is characterized in that: described axle core (16) comprises push rod (1), armature (3), magnetism resistent ring (5), rear plug (12), O type circle (13), steel pipe (14) and joint (15), the inner side that described armature (3) is installed in axle core (16) forms 2 cavitys (17 in left and right, 18), and it is in mating connection with spool (10), described armature (3) is being provided with circular groove (19) near coil (4) side, described magnetism resistent ring (5) is arranged on circular groove (19), one end of described magnetism resistent ring (5) is near armature (3), and the other end is arranged in the cavity (17) between armature (3) and joint (15).
2. engineering vehicle reversing solenoid valve according to claim 1, is characterized in that: be provided with spring (7) in described cavity (18).
3. engineering vehicle reversing solenoid valve according to claim 2, is characterized in that: described O type circle (13) is installed on push rod (1), matches with rear plug (12).
4. engineering vehicle reversing solenoid valve according to claim 1, is characterized in that: described coil (4) is bi-directional push-pull coil.
5. engineering vehicle reversing solenoid valve according to claim 4, is characterized in that: described coil (4) is that two groups of unidirectional coil integral molded plastics form.
6., according to the arbitrary described engineering vehicle reversing solenoid valve of claim 1-5, it is characterized in that: the tail end of described spool (10) is set to step-like structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610088340.3A CN105485376B (en) | 2016-02-17 | 2016-02-17 | A kind of engineering truck reversing solenoid valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610088340.3A CN105485376B (en) | 2016-02-17 | 2016-02-17 | A kind of engineering truck reversing solenoid valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105485376A true CN105485376A (en) | 2016-04-13 |
| CN105485376B CN105485376B (en) | 2018-07-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610088340.3A Active CN105485376B (en) | 2016-02-17 | 2016-02-17 | A kind of engineering truck reversing solenoid valve |
Country Status (1)
| Country | Link |
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| CN (1) | CN105485376B (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105952951A (en) * | 2016-06-30 | 2016-09-21 | 常州市康士达机电有限公司 | Solenoid directional valve and push rod and armature structure thereof |
| CN106015699A (en) * | 2016-07-13 | 2016-10-12 | 武汉东江菲特科技股份有限公司 | High-speed electromagnetic valve |
| CN106337964A (en) * | 2016-11-24 | 2017-01-18 | 绍兴艾柯电气有限公司 | Cutting device for proportional valves |
| CN107339489A (en) * | 2017-07-19 | 2017-11-10 | 上乘精密科技（苏州）有限公司 | A kind of integrated electromagnetic valve sleeve |
| CN108131470A (en) * | 2017-12-20 | 2018-06-08 | 中国航发贵州红林航空动力控制科技有限公司 | A kind of two position and four-way reversing valves for fuel regulator |
| CN108916457A (en) * | 2018-07-14 | 2018-11-30 | 东莞海特帕沃液压科技有限公司 | A kind of two-way shut-off valve of electromagnetism-hand-operated double controlled |
| CN109296575A (en) * | 2018-11-12 | 2019-02-01 | 温州大学 | A kind of pilot control formula switch valve |
| CN109372812A (en) * | 2018-11-12 | 2019-02-22 | 温州大学苍南研究院 | A kind of damping guide's valve pocket control formula switch valve |
| CN109538561A (en) * | 2018-11-12 | 2019-03-29 | 温州大学激光与光电智能制造研究院 | A kind of guide proportion control formula switch valve |
| CN109538562A (en) * | 2018-11-12 | 2019-03-29 | 温州大学激光与光电智能制造研究院 | A kind of guide's valve pocket control formula switch valve |
| CN111577885A (en) * | 2019-01-31 | 2020-08-25 | 湖南中成动力科技有限公司 | Automatic gear shifting device of combined electromagnet |
| CN113165628A (en) * | 2018-12-03 | 2021-07-23 | 克诺尔商用车制动系统有限公司 | Electromagnetic device for a brake system of a vehicle, method and control unit for operating an electromagnetic device for a brake system of a vehicle, and brake system for a vehicle |
| CN107035889B (en) * | 2017-05-10 | 2023-11-10 | 常州市康士达机电有限公司 | Electromagnetic reversing valve for engineering truck |
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| CN103851003A (en) * | 2012-12-06 | 2014-06-11 | 罗伯特·博世有限公司 | Steplessly adjustable hydraulic insert valve |
| CN204226797U (en) * | 2014-09-06 | 2015-03-25 | 合肥协力仪表控制技术股份有限公司 | A kind of fork truck gearshift solenoid valve |
| CN205401818U (en) * | 2016-02-17 | 2016-07-27 | 合肥协力液压科技有限公司 | Reversing solenoid valve for engineering vehicle |
-
2016
- 2016-02-17 CN CN201610088340.3A patent/CN105485376B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100243085A1 (en) * | 2009-03-25 | 2010-09-30 | Van Weelden Curtis L | Hydraulic valve with a filter and check valve band |
| JP2013057338A (en) * | 2011-09-07 | 2013-03-28 | Denso Corp | Hydraulic control valve |
| CN202629169U (en) * | 2012-06-25 | 2012-12-26 | 浙江恒威电子科技有限公司 | Proportional electromagnetic valve |
| CN103851003A (en) * | 2012-12-06 | 2014-06-11 | 罗伯特·博世有限公司 | Steplessly adjustable hydraulic insert valve |
| CN204226797U (en) * | 2014-09-06 | 2015-03-25 | 合肥协力仪表控制技术股份有限公司 | A kind of fork truck gearshift solenoid valve |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105952951A (en) * | 2016-06-30 | 2016-09-21 | 常州市康士达机电有限公司 | Solenoid directional valve and push rod and armature structure thereof |
| CN105952951B (en) * | 2016-06-30 | 2018-11-20 | 常州市康士达机电有限公司 | Solenoid directional control valve and its push rod armature structure |
| CN106015699A (en) * | 2016-07-13 | 2016-10-12 | 武汉东江菲特科技股份有限公司 | High-speed electromagnetic valve |
| CN106337964A (en) * | 2016-11-24 | 2017-01-18 | 绍兴艾柯电气有限公司 | Cutting device for proportional valves |
| CN107035889B (en) * | 2017-05-10 | 2023-11-10 | 常州市康士达机电有限公司 | Electromagnetic reversing valve for engineering truck |
| CN107339489A (en) * | 2017-07-19 | 2017-11-10 | 上乘精密科技（苏州）有限公司 | A kind of integrated electromagnetic valve sleeve |
| CN108131470A (en) * | 2017-12-20 | 2018-06-08 | 中国航发贵州红林航空动力控制科技有限公司 | A kind of two position and four-way reversing valves for fuel regulator |
| CN108916457A (en) * | 2018-07-14 | 2018-11-30 | 东莞海特帕沃液压科技有限公司 | A kind of two-way shut-off valve of electromagnetism-hand-operated double controlled |
| CN109372812A (en) * | 2018-11-12 | 2019-02-22 | 温州大学苍南研究院 | A kind of damping guide's valve pocket control formula switch valve |
| CN109538561A (en) * | 2018-11-12 | 2019-03-29 | 温州大学激光与光电智能制造研究院 | A kind of guide proportion control formula switch valve |
| CN109538562A (en) * | 2018-11-12 | 2019-03-29 | 温州大学激光与光电智能制造研究院 | A kind of guide's valve pocket control formula switch valve |
| CN109538561B (en) * | 2018-11-12 | 2020-09-22 | 温州大学激光与光电智能制造研究院 | Pilot proportional control type switch valve |
| CN109296575A (en) * | 2018-11-12 | 2019-02-01 | 温州大学 | A kind of pilot control formula switch valve |
| CN113165628A (en) * | 2018-12-03 | 2021-07-23 | 克诺尔商用车制动系统有限公司 | Electromagnetic device for a brake system of a vehicle, method and control unit for operating an electromagnetic device for a brake system of a vehicle, and brake system for a vehicle |
| CN113165628B (en) * | 2018-12-03 | 2024-02-23 | 克诺尔商用车制动系统有限公司 | Vehicle braking system, electromagnetic device thereof, method for operating electromagnetic device and controller |
| CN111577885A (en) * | 2019-01-31 | 2020-08-25 | 湖南中成动力科技有限公司 | Automatic gear shifting device of combined electromagnet |
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| CN105485376B (en) | 2018-07-17 |
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