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CN105402443A - Multi-way control air valve - Google Patents

Multi-way control air valve Download PDF

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Publication number
CN105402443A
CN105402443A CN 201510957418 CN201510957418A CN105402443A CN 105402443 A CN105402443 A CN 105402443A CN 201510957418 CN201510957418 CN 201510957418 CN 201510957418 A CN201510957418 A CN 201510957418A CN 105402443 A CN105402443 A CN 105402443A
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CN
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Prior art keywords
valve
air
control
way
elements
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CN 201510957418
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Chinese (zh)
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CN105402443B (en )
Inventor
黄培华
郑玉涛
黄建安
李兴成
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黄培华
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVO-MOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K11/00Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
    • F16K11/10Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit
    • F16K11/14Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by one actuating member, e.g. a handle
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00Construction of housing; Use of materials therefor
    • F16K27/02Construction of housing; Use of materials therefor of lift valves
    • F16K27/0263Construction of housing; Use of materials therefor of lift valves multiple way valves

Abstract

The invention belongs to control air valves, and particularly provides a multi-way control air valve. The multi-way control air valve comprises a valve body, an air inlet connector arranged at the lower end of the valve body, air exhausting holes, reversing valve elements and pressure-reducing valve elements, wherein the reversing valve elements and the pressure-reducing valve elements are axially arranged at intervals in the valve body and are controlled by control handles to axially displace; first blocking sealing devices are correspondingly arranged below the reversing valve elements and the pressure-reducing valve elements; working ports in an inner chamber of the valve body include a lifting port, a lowering port, an opening port and a closing port; each working port communicates with each first sealing device through an air way; three reversing valve elements and one pressure-reducing valve element correspondingly fit the corresponding stations of the control handles; two sides of a pneumatic mechanism in a pneumatic switch which is fixed to the valve body communicate with the opening port and the closing port through pneumatic channels; two ends of an air-tight mechanism in the pneumatic switch communicate with each first sealing device through air way channels. The multi-way control air valve can solve the technical problems in the prior art, such as that the structure is loose and the mis-operation is easily caused; the multi-way control air valve has the advantages of being compact in structure, small in potential risk, and low in mis-operation rate.

Description

多路控制气阀 Multiple control valve

技术领域 FIELD

[0001 ] 本发明属于控制气阀,特别是指一种多路控制气阀。 [0001] The present invention belongs to the control valve, and particularly to a multiple control valves.

背景技术 Background technique

[0002] 现有自卸车在出厂后,为实现车厢举升、下降以及车厢门的启闭过程中的控制,通常需要改装厂加装相应的控制装置,上述功能的实现目前一般采用两组独立的气控换向阀,为配套两组气控换向阀的使用,需要对应配套有两套独立的控制气阀,控制气阀须安装于自卸车驾驶室主驾驶位置的两侧。 [0002] In the conventional dump truck factory, to implement a control process of opening and closing lift cabin, and a decrease in the car door, usually requires the installation of appropriate tuning control means to achieve the above functions general use of two independent the gas control valve, supporting the use of two gas control valve, two needs to correspond supporting a separate control valve, the control valve must be installed on both sides of the main driving position the cab of the dump truck. 上述现有技术存在的问题一是驾驶室内空间有限,而为了便于操作人员操作,控制气阀的安装空间则更为局促,同时造成驾驶员进出驾驶室不便;二是由于两个控制气阀均采用手柄控制的方式,在较为局促的空间内极易因驾驶员操作失误(包括驾驶员误碰撞、功能判断失误、衣物或其他物品刮碰等因素)造成控制气阀的损坏,更为严重的是在车辆维修、负载行驶或工作过程中如因误操作导致车厢下降或厢门关闭状态下车厢举升时,极易造成对维修人员构成危险或车辆侧翻的事故。 The above-described prior art problems occurring driving one indoor space is limited, in order to facilitate the operator operates the control valve is more cramped installation space, while causing inconvenience to the driver out of the cab; the second is due to the two control valves are by way of the control handle, relatively cramped space in the vulnerable to pilot error (including a driver collision error, misjudgment function, scratching or other items of clothing and other factors) causes damage to the control valve, the more serious at the time of vehicle maintenance, travel or work load during the fall as a result of misuse leading to the cabin door closed compartment under the car or lift the state, can easily result in dangerous or vehicle rollover accident on the maintenance staff.

[0003]目前在液压先导控制阀中有采用多路控制的专利文献报道,但由于液压先导控制阀与控制气阀在应用领域、操纵力、密封结构、传输介质、制作材料、产品体积等多方面均存在较大差异,上述结构因此并不适用于自卸车控制气阀。 [0003] There are multiple uses in Patent literature controlled hydraulic pilot control valve, but since the hydraulic control valve and the pilot control valve in multiple applications, the operating force, the sealing structure, the transmission medium, production of materials, product volume, etc. there is a big difference in terms of the structure and therefore does not apply to the control valve of the dump truck.

[0004] 发明目的 [0004] Object of the Invention

[0005] 本发明提供一种结构紧凑、便于控制的多路控制气阀。 [0005] The present invention provides a compact, easy to control the multiplexing control valve.

[0006] 本发明的整体结构是: [0006] The overall configuration of the present invention are:

[0007] 多路控制气阀,包括阀体,开设于阀体下端的进气接头及排气孔,轴向设置且间隔排列于阀体内由控制手柄控制轴向位移的换向阀芯、减压阀芯,换向阀芯、减压阀芯下方分别设有第一堵塞密封装置,阀体内腔上开设有工作接口;工作接口包括举升接口、下降接口、开启接口、关闭接口,各工作接口通过气路分别与各第一密封装置连通,三个换向阀芯及一个减压阀芯分别与控制手柄所对应的四个工位适配,在阀体上固定有气控开关,气控开关上的气动机构两侧通过气控通道分别连通开启接口及关闭接口,气控开关中进气接头上方的气密机构两端分别通过气路通道与各第一密封装置连通。 [0007] The multiplexing control valve includes a valve opening of the intake valve vent fitting and a lower end, and arranged axially spaced from the valve body in the valve core controlling axial displacement of the control handle, Save pressure spool valve core, below the valve core are provided with first plugging sealing means defines a working port on the valve body cavity; comprises lifting working port interfaces, the interface decreased, open interfaces, the interface off, the working Interface communication through an air passage, respectively, with the first sealing means, and three valve core and a valve core of the control handle, respectively the corresponding four stations is adapted in the switch body is fixed to pneumatic, gas on both sides of the pneumatic control switch means controlled by the air communication passage respectively open and close the interface interfaces, both ends of the airtight pneumatic switch mechanism above the air intake fitting passage are communicated with the air passage through the first sealing means.

[0008] 本发明的具体结构是: [0008] The specific configuration of the present invention are:

[0009] 本发明中换向阀芯、减压阀芯与各工位的对应关系优选的结构设计是,所述的换向阀芯分别与控制手柄的举升、厢门开启、厢门关闭三个工位相对应,减压阀芯与控制手柄的下降工位相对应 [0009] The valve core according to the present invention, the preferred structural design of a correspondence relationship with the valve core stations that said core valve lift of the control handle, respectively, open the car door, the car door is closed three bits that correspond to working, valve core and decreased working phase of the control handle corresponding to

[0010] 为便于实现控制手柄的操作,便于简化各工位的布置,同时满足对阀体内构件的防护,优选的结构设计是,所述的阀体上表面设置操纵盖,操纵盖通过其表面开设的呈十字型的定位通槽且与控制手柄下部适配,定位通槽的四个端点分别对应举升、下降、厢门开启、厢门关闭四个工位。 [0010] to facilitate the operation of the control handle, easy to simplify the arrangement of each station, to meet the protection valve body member, preferably a structural design that the surface disposed on said valve actuating cap, the cap through which the actuating surface defines the shape of a cross and a positioning groove through the control handle and lower adapter, four terminals respectively corresponding positioning through slots lift down, open the car door, the car door closed four stations.

[0011] 为便于实现控制手柄在操作过程中的定位,避免误操作或因工况不稳定导致的工位误切换,优选的结构设计是,还包括一自锁机构,该自锁机构包括弹性套装于控制手柄上的把套,开设于定位通槽十字交叉部位的第一定位沉孔,对应下降工位的定位通槽端点开设有第二定位沉孔,第一定位沉孔、第二定位沉孔与把套下端适配。 [0011] positioned to facilitate the control handle during operation, to avoid misuse or elastic station operating conditions due to instability caused by erroneous switching preferred structural design, further comprising a self-locking mechanism, the locking mechanism comprising set the control sleeve on the handle, the positioning defines the through cross sections of groove positioning a first counterbore, the corresponding drop station positioning through end defines a second locating slot counterbore, positioning a first counterbore, the second positioning sink hole and the lower end of the adapter sleeve.

[0012] 为便于实现控制手柄对换向阀芯及减压阀芯的控制,同时简化结构设计,优选的技术实现方式是,换向阀芯及减压阀芯通过连接于控制手柄下方的凸轮控制其轴向位移。 [0012] to facilitate the control of the control handle and the valve core of the valve core, while simplifying design, implementation is preferred technique, valve core and a valve core is connected to the control cam under the handle control its axial displacement.

[0013] 因工位为四个,为对应控制手柄的十字形工位操作,优选的结构设计是,所述的凸轮选用十字凸轮。 [0013] by four stations, corresponding cross-station operation of the control handle, preferably structural design is chosen cross cam said cam.

[0014] 为较好地实现凸轮与各工位所对应的换向阀芯、减压阀芯的驱动,同时便于控制手柄控制以及与操纵盖内表面适配,优选的结构设计是,所述的凸轮整体呈球形,凸轮底部为与各工位对应的换向阀芯及减压阀芯适配的弧面或球面结构。 [0014] The cam is preferably implemented with the station corresponding valve core, the valve core driven, while facilitating manipulation of the control handle and control and the inner surface of the cap adapted design is preferred that the overall spherical cam, cam bottom valve core and valve core is adapted arc or a spherical configuration corresponding to each station.

[0015] 为便于各工作接口及管路的布局更加紧凑,优选的结构设计是,所述的阀体呈断面为矩形或正方形的四棱柱结构,下降接口、开启接口、关闭接口、举升接口分别开口于四个工位之间的阀体底面顶角处。 [0015] In order to facilitate the layout of the working line interfaces and more compact, the preferred design, the cross-sectional shape of the valve body is rectangular or square quadrangular prism structure, fall interfaces, open interfaces, interfaces off, lift Interface They are opened to the valve body between a bottom surface of the top corner of four stations.

[0016] 气控开关优选的结构设计是,所述的气控开关包括开关阀体,开关阀体内腔为阶台空腔,设于开关阀体顶部的封堵,其中气动机构包括封堵下表面的阶台空腔中自上至下设有径向外表面分别与其内壁气密滑动配合的气活塞及开关顶芯,开关顶芯的上端与气活塞内腔套装滑动配合,开关顶芯内腔中空,其上端开口连通气活塞与开关顶芯之间的阶台空腔,其下端开口于开关顶芯下端面,气密机构为开关顶芯下方的阶台空腔中设有的第二密封装置,阶台空腔底部设有进气接头。 [0016] Gas control switch design is preferred that the gas control switch comprises a switch body, the body cavity of the step-switch cavity block provided on the top of the switch body, wherein the blocking mechanism comprises a pneumatic order table is provided in the cavity surface of the core and the switch top, the upper end of the top switch core gas piston sliding fit lumen package, the top switch core, respectively, with their radially outer surface of the inner wall of the air piston hermetically sliding fit from top to bottom a hollow chamber which is connected an upper end opening vent the step-switch cavity between the piston and the top of the core, which is open at the lower end of the core end surface at the top of the switch, the step-airtight cavity switching means is below the top of the core is provided with a second sealing means, the bottom of the cavity is provided with the step-inlet adapter.

[0017] 气路通道及气控通道优选的结构设计是,气路通道包括第一气路通道、第二气路通道,其中第一气路通道一端与开关顶芯及第二密封装置之间的阶台空腔连通,第一气路通道另一端与举升、下降工位所对应的第一密封装置内腔连通,第二气路通道一端开口于第二密封装置下部的阶台空腔中,第二气路通道另一端与开启、关闭工位对应的第一密封装置内腔连通;气控通道包括第一气控通道、第二气控通道,其中第一气控通道一端开口于气活塞上方的阶台空腔中,第一气控通道另一端与开启接口连通,第二气控通道一端开口于开关顶芯与阶台空腔所形成的密封腔内,第二气控通道另一端与关闭接口连通。 [0017] The gas channels and air channels are preferably controlled design, the gas passage includes a first air path channels, the second gas channels, wherein the first gas passage between the passage and an end of the top switch core and a second sealing means a cavity communicating station order, the first gas passage and the other end of the lifting passage, first seal means lumen decreased corresponding to communication station, the second gas channels open at one end to a lower portion of the second sealing means the step-cavity , the other end of the second passage and the air passage opening, closing the first sealing means corresponding to the communication station lumen; pneumatic control gas passage includes a first passage, a second air control passage, wherein a first gas passage opening at one end to the control the step-gas chamber above the piston, the other end of the first gas passage and an open control interface to communicate with a second air control passage opens at one end of the core and the top sealed chamber switching the step-formed cavity, a second air control passage closing the other end in communication interfaces.

[0018] 本发明所具备的实质性特点及取得的显著技术进步在于: [0018] The present invention includes the essential characteristics and significant technical progress achieved in that:

[0019] 1、本发明采用气控开关,有效实现了在厢门关闭状态下对压缩气源的切断,从而从根本上避免了因误操作对驾驶人员、维修人员造成的安全隐患。 [0019] 1, the present invention uses gas control switch, the effective realization of the compressed air source is cut off at the car door is closed, thus avoiding the security risks of misuse drivers, maintenance personnel caused by fundamental.

[0020] 2、本发明采用多路控制形式,集成多个控制气阀功能为一体,使控制气阀的结构更加紧凑,降低了对安装空间及位置的要求,安装更加便利、快捷,单手柄的结构设计有效降低了因驾驶员误碰撞、衣物或其他物品刮碰等因素造成控制气阀损坏的风险。 [0020] 2, the present invention uses multiple forms of control, the plurality of the integrated control valves function as one, so that the control valve is more compact, reduces the space requirements for installation and position, the installation more convenient, fast, single handle structural design effectively reduces the risk of collision due to driver error, clothing or other objects scratching caused by factors such control valve damage.

[0021] 3、采用十字交叉式的控制方式,操纵更简便且提高了操作的准确性,有效降低了因同向操作易造成选择错误的可能性。 [0021] 3, using the cross-type control, manipulation easier and improves the accuracy of the operation, effectively reducing the likelihood for the same selection could easily lead to erroneous operation.

[0022] 4、采用断面为矩形或正方形的四棱柱形阀体,并辅助工艺孔和各工位的间隔对称布局,在便于加工和简化气路通道的同时,合理有效利用了空间,布局更加紧凑。 [0022] 4, using the symmetrical layout spaced rectangular or square cross section of quadrangular cylindrical body, and each of the auxiliary orifice and the process station, while the ease of processing and to simplify the gas channels, rational and efficient use of space, the layout more compact.

附图说明 BRIEF DESCRIPTION

[0023] 本发明的附图有: [0023] The drawings of the invention are:

[0024] 图1是本发明的外形图。 [0024] FIG. 1 is an external view of the present invention.

[0025] 图2是图1的AA向视图。 [0025] FIG. 2 is a view AA of FIG. 1.

[0026] 图3是图2的BB向视图。 [0026] FIG. 3 is a view BB of FIG. 2.

[0027] 图4是图2的CC向视图。 [0027] FIG. 4 is a view of FIG. 2 CC.

[0028] 图5是图2的DD向视图。 [0028] FIG. 5 is a view DD in FIG. 2.

[0029] 图6是图1的仰视图。 [0029] FIG. 6 is a bottom view of FIG. 1.

[0030] 附图中的附图标记如下: [0030] The reference numerals in the drawings as follows:

[0031] 1、定位通槽;2、内六角螺钉;3、控制手柄;4、把套;5、第一定位沉孔;6、第二定位沉孔;7、操纵盖;8、减压阀芯;9、封堵;10、阀体;11、第一密封装置;12、凸轮;13、开关阀体;14、气活塞;15、开关顶芯;16、第一气路通道;17、第二密封装置;18、进气接头;19、排气孔;20、换向阀芯;21、第二气路通道;22、第一气控通道;23、第二气控通道;24、下降接口;25、开启接口;26、关闭接口;27、举升接口。 [0031] 1, positioning through grooves; 2, socket head cap screws; 3, the control handle; 4, the sets; 5, positioning a first counterbore; 6, positioning a second counterbore; 7, the operating cap; 8, a reduced pressure spool; 9, plugging; 10, valve element; 11, a first sealing means; 12, a cam; 13, switching valve; 14, displacer; 15, switch core top; 16, a first air channels; 17 second sealing means; 18, inlet connector; 19, vent hole; 20, valve core; 21, second air channels; 22, a first air control passage; 23, a second air control passage; 24 decrease the interface; 25, open interfaces; 26, off the interface; 27, lifting the interface.

具体实施方式 detailed description

[0032] 以下结合附图对本发明的实施例做进一步描述,但不作为对本发明的限定,本发明的保护范围以权利要求记载的内容为准,任何依据说明书所作出的等效技术手段替换,均不脱离本发明的保护范围。 [0032] The following embodiments in conjunction with the accompanying drawings of embodiments of the present invention is further described, but not limitative of the present invention, the scope of the present invention described in the claims shall prevail, any equivalent alternative technology based on the description made, without departing from the scope of the present invention.

[0033] 本实施例的整体技术构造如图示,包括阀体10,开设于阀体10上的进气接头18及排气孔19,轴向设置且间隔排列于阀体10内由控制手柄3控制轴向位移的换向阀芯20、减压阀芯8,换向阀芯20、减压阀芯8下方分别设有第一堵塞密封装置11,阀体10内腔上开设有工作接口;工作接口包括举升接口27、下降接口24、开启接口25、关闭接口26,各工作接口通过气路分别与各第一密封装置11连通,三个换向阀芯20及一个减压阀芯8分别与控制手柄3所对应的四个工位适配,在阀体10上通过内六角螺钉2固定有气控开关,气控开关上的气动机构两侧通过气控通道分别连通开启接口25及关闭接口26,气控开关中进气接头18上方的气密机构两端分别通过气路通道与各第一密封装置11连通。 [0033] As the overall technical configuration illustrated embodiment of the present embodiment, includes a valve body 10, valve body 10 is defined in the inlet connector 18 and vent 19, and is disposed axially within the valve body spaced from the control handle 10 3 controls the axial displacement valve core 20, valve core 8, valve core 20, valve core 8 are provided below the upper defines a first sealing plugging means 11, the valve body 10 has a working port lumen ; comprises lifting working port interface 27, the interface 24 drops, the interface 25 is turned on, off interface 26, each of the communication interfaces work, three valve core and a valve core 20 through an air passage, respectively, with the first sealing means 11 the control handle 3 and 8, respectively corresponding to four stations adapted to the valve body 10 is secured by cap screws gas control switch 2, on both sides of the pneumatic air control means by switching opening pneumatic communication channel interface 25, respectively Close interface 26, both ends of the airtight pneumatic mechanism switches over the inlet connector 18, respectively, through the communication passage and the air passage 11 with the first sealing means.

[0034] 所述的换向阀芯20分别与控制手柄3的举升、厢门开启、厢门关闭三个工位相对应,减压阀芯8与控制手柄3的下降工位相对应 [0034] The valve core 20 of the control handle, respectively the lift, the car door 3 is opened, the car door closed phases corresponding to the three stations, valve core 8 and the control handle corresponding Decline in phase 3

[0035] 所述的阀体10上表面设置操纵盖7,操纵盖7通过其表面开设的呈十字型的定位通槽1且与控制手柄3下部适配,定位通槽1的四个端点分别对应举升、下降、厢门开启、厢门关闭四个工位。 [0035] The valve body 10 is provided on the actuating surface of the cover 7, the cover 7 by manipulating the shape of a cross groove on its surface defines positioning through the control handle 1 and 3, respectively, and lower adapter, four endpoints positioning through slot 1 corresponding to the lift down, open the car door, the car door closed four stations.

[0036] 还包括一自锁机构,该自锁机构包括弹性套装于控制手柄3上的把套4,开设于定位通槽1十字交叉部位的第一定位沉孔5,对应下降工位的定位通槽1端点开设有第二定位沉孔6,第一定位沉孔5、第二定位沉孔6与把套4下端适配。 [0036] further comprises a self-locking mechanism, the locking mechanism comprises a resilient set in the control handle 3 on the sleeve 4, the positioning through slot defines a first positioning hole 51 cross sink site, corresponding to the positioning of the drop station 1 defines a slot through the second end positioned counterbore 6, the first positioning counterbore 5, 6 and the second positioning hole 4 sink lower end of the adapter sleeve.

[0037] 换向阀芯20及减压阀芯8通过连接于控制手柄3下方的凸轮12控制其轴向位移,所述的凸轮12选用十字凸轮。 [0037] The valve core 20 and valve core handle 8 is connected to the control cam 12 under the control of the 3 axial displacement of said cam 12 through the cam cross selected.

[0038] 所述的凸轮12整体呈球形,其上部与操纵盖7内表面球面适配,凸轮12底部为与各工位对应的换向阀芯20及减压阀芯8适配的弧面或球面结构。 [0038] The cam 12 is integrally spherical, with its upper actuating cap adapted spherical surface 7, and a bottom cam 12 of each station corresponding to the valve core 8 and the valve core 20 adapted arc or spherical structure.

[0039] 所述的阀体10呈断面为矩形或正方形的四棱柱结构,下降接口24、开启接口25、关闭接口26、举升接口27分别开口于四个工位之间的阀体10底面顶角处。 [0039] The valve body 10 has a rectangular or square cross-section quadrangular prism structure, fall interface 24, the interface 25 is turned on, off interface 26, interface 27 are opened to lift the bottom surface 10 of the valve body between the four stations at the top corner.

[0040] 所述的气控开关包括开关阀体13,开关阀体13内腔为阶台空腔,设于开关阀体13顶部的封堵9,其中气动机构包括封堵9下表面的阶台空腔中自上至下设有径向外表面分别与其内壁气密滑动配合的气活塞14及开关顶芯15,开关顶芯15的上端与气活塞14内腔套装滑动配合,开关顶芯15内腔中空,其上端开口连通气活塞14与开关顶芯15之间的阶台空腔,其下端开口于开关顶芯15下端面,气密机构为开关顶芯15下方的阶台空腔中设有的第二密封装置17,阶台空腔底部设有进气接头18。 [0040] The gas valve control switch includes a switch 13, the switch valve 13 is the step-lumen cavity provided in the top of the block 139 the switching valve, wherein the pneumatic mechanism comprises a lower surface of the block 9 Order table radially outer surface provided with the cavity inner walls are gas-tight sliding fit therewith gas piston 14 and the switch top core 15, and the upper end of the air switch 15 top core piston 14 slidably fitted lumen package, the top switch core from top to bottom the hollow lumen 15 which connect the ventilation opening of the step-upper cavity 15 between the piston core 14 and the switch top, the lower end opening 15 at the top end surface of a core switch, the switching order table top die cavity is airtight mechanism 15 below the second sealing means 17 is provided in the bottom of the step-inlet adapter 18 is provided with a cavity.

[0041] 气路通道包括第一气路通道16、第二气路通道21,其中第一气路通道16 —端与开关顶芯15及第二密封装置17之间的阶台空腔连通,第一气路通道16另一端与举升、下降工位所对应的第一密封装置11内腔连通,第二气路通道21 —端开口于第二密封装置17下部的阶台空腔中,第二气路通道21另一端与开启、关闭工位对应的第一密封装置11内腔连通;气控通道包括第一气控通道22、第二气控通道23,其中第一气控通道22 —端开口于气活塞14上方的阶台空腔中,第一气控通道22另一端与开启接口25连通,第二气控通道23 —端开口于开关顶芯15与阶台空腔所形成的密封腔内,第二气控通道23另一端与关闭接口26连通。 [0041] The gas passage includes a first gas passage channels 16, second air channels 21, wherein the first gas channels 16 - STEP cavity between the table top end of the switch core 15 and the second sealing means 17 in communication, the first air channels 16 and the other end of the lift down the first lumen 11 sealing station corresponding to the communication apparatus, the second air channels 21 - end opening in the lower portion of the step-cavity 17 in the second sealing means, second air channels 21 and the other end open, closing the lumen 11 of the first seal means corresponding to the communication station; pneumatic control passage includes a first gas passage 22, a second air control passage 23, wherein the first gas passage 22 controlled - the step-end opening of the cavity in the gas above the piston 14, the other end 22 a first opening communicating with the gas passage control interface 25, a second pneumatic passage 23 - the top end opening of the switch core 15 and the cavity formed by the step- the sealed chamber, a second air control passage 23 communicates with the other end off the interface 26.

[0042] 以下按照工位对本实施例的工作过程描述如下: [0042] The following working process of the station according to the present embodiment is described as follows:

[0043] 1、厢门开启 [0043] 1, the car door open

[0044] 当推动控制手柄3至厢门开启工位,在凸轮12作用下,与该工位对应的换向阀芯20下移,顶开与之对应的第一密封装置,压缩空气由进气接头18进入,并依次通过第二气路通道21、第一密封装置11内腔、气路进入到与厢门开启工位相对应的开启接口25控制厢门开启;同时压缩空气经第一气控通道22进入到气活塞14上部的阶台孔腔中并推动气活塞14下移,带动开关顶芯15下移顶开第二密封装置17 ;压缩空气通过第二密封装置17上的阶台孔腔经开关顶芯15内腔进入气活塞14与开关顶芯15之间的阶台孔腔中,对开关顶芯15形成向下作用力,使开关顶芯15在失去气活塞14作用力的情况下保持顶开第二密封装置17的工作状态,第一气路通道16与进气接头18导通,压缩空气进入与举升、下降工位对应的第一密封装置11内腔。 [0044] When the push handle 3 to open the car door station, under the action of the cam 12, corresponding to the station down valve core 20, a top opening of the first sealing means corresponding thereto, by the intake air into the inlet connector 18, and passes through the second air channels 21, a first seal means lumen 11, into the working gas passage opening and a phase corresponding to the interface 25 controls the opening of the car door of the car door open; simultaneously via the first compressed air control passage 22 into the upper portion of the step-bore air piston 14 and push down the air piston 14, a top core 15 to drive down the switch to open the top of the second sealing means 17; 17 of the step-on compressed air through the second sealing means Mandrel bore via the switch 15 into the lumen 14 and the displacer between the step-bore 15, the top of the switch core 15 is formed downward force Mandrel switch, the switch 15 in the top of the core loss of the gas urging force of the piston 14 holding the top open in the case of a second operating state of the sealing device 17, the first gas passage 16 and the intake passage joint 18 is turned on, and the compressed air into the lifting down the first sealing station 11 corresponding to the lumen device.

[0045] 2、车厢举升 [0045] 2, the lifting carriage

[0046] 当推动控制手柄3至车厢举升工位,在凸轮12作用下,与该工位对应的换向阀芯20下移,顶开与之对应的第一密封装置11,压缩空气由经进气接头18进入,并依次通过第一气路通道16、第一密封装置11内腔、气路进入到与车厢举升工位相对应的举升接口27控制车厢举升。 [0046] When the control lever 3 to push the lift cabin station, under action of the cam 12, corresponding to the station down valve core 20, a top opening of the first sealing means 11 corresponding thereto, the compressed air enters through inlet connector 18, and passes through the first air channels 16, a first seal lumen 11, the gas passage means into the lifting carriage lift working phase corresponding to the control interface 27 lift cabin.

[0047] 3、车厢下降 [0047] 3, the compartment fall

[0048] 当推动控制手柄3至车厢下降工位,在凸轮12作用下,与该工位对应的减压阀芯8下移,顶开与之对应的第一密封装置11,压缩空气由经进气接头18进入,并依次通过第一气路通道16、第一密封装置11内腔、气路进入到与车厢举升工位相对应的下降接口24控制车厢举升。 [0048] When the control lever 3 to push the compartment drop station, under action of the cam 12 corresponding to the down-position valve core 8, the first means to open the top seal 11 corresponding thereto, by a compressed air into the inlet connector 18, and passes through the first air channels 16, a first seal means lumen 11, and into the gas path compartment lifting working phase corresponding to the control interface 24 decreases lift cabin.

[0049] 4、厢门关闭 [0049] 4, the car door is closed

[0050] 当推动控制手柄3至厢门关闭工位,在凸轮12作用下,与该工位对应的换向阀芯20下移,顶开与之对应的第一密封装置11,压缩空气由经进气接头18进入,并依次通过第二气路通道21、第一密封装置11内腔、气路进入到与厢门关闭工位相对应的关闭接口26控制厢门关闭;同时压缩空气经第二气控通道23进入到开关顶芯15与阶台孔腔之间的密封腔内,推动开关顶芯15上移,第二密封装置17失去开关顶芯15的推顶作用后封闭,使举升、下降工位对应的第一密封装置11内腔与压缩气源断开连接,此时即便因误操作推动控制手柄3至车厢举升或下降工位,也会因失去气源而不能完成相应的车厢举升或下降控制功能,从而实现安全防护的效果。 [0050] When the control lever 3 to push the car door closing station, under the action of the cam 12, corresponding to the station down valve core 20, a top opening of the first sealing means 11 corresponding thereto, the compressed air enters through inlet connector 18, and passes through the second air channels 21, a first seal lumen 11, and into the air passage means close a car door closing phase corresponding to the control interface 26 of the car door closed; while the second compressed air after the second gas passage 23 into the control chamber between the seal 15 and the top of the step-bore core switches, push switches 15 on the top of the core shift, the second sealing means 17 lost the ejector effect switch 15 is closed top of the core, so that give l, decreased lumen station 11 corresponding to the first sealing means is disconnected from the compressed air source, even if at this time due to malfunction of the push handle 3 to decrease cabin or lift stations, also due to the loss of air can not be completed lifting or lowering the respective compartment control function, thereby achieving the effect of security protection.

Claims (10)

  1. 1.多路控制气阀,包括阀体(10),开设于阀体(10)上的进气接头(18)及排气孔(19),轴向设置且间隔排列于阀体(10)内由控制手柄(3)控制轴向位移的换向阀芯(20)、减压阀芯(8),换向阀芯(20)、减压阀芯(8)下方分别设有第一堵塞密封装置(11),阀体(10)内腔上开设有工作接口;其特征在于工作接口包括举升接口(27)、下降接口(24)、开启接口(25)、关闭接口(26),各工作接口通过气路分别与各第一密封装置(11)连通,三个换向阀芯(20)及一个减压阀芯(8)分别与控制手柄(3)所对应的四个工位适配,在阀体(10)上固定有气控开关,气控开关上的气动机构两侧通过气控通道分别连通开启接口(25)及关闭接口(26),气控开关中进气接头(18)上方的气密机构两端分别通过气路通道与各第一密封装置(11)连通。 1. The multiplexing control valve, comprising a valve body (10), opened in the valve inlet connection (18) (10) and the vent (19), and disposed axially spaced valve body (10) by controlling the axial displacement of the control handle (3) valve core (20), valve core (8), valve core (20), valve core (8) are provided beneath the first clogging sealing means (11), the valve body (10) defines a working lumen interfaces; wherein the lift comprises a working port interface (27), decrease the interface (24), open interface (25), off the interface (26), each air passage through the working port are communicated with the first sealing means (11), three valve core (20) and a valve core (8) corresponding to each of the control handle (3) of the four stations adapted on the valve body (10) secured to pneumatic switch, the pneumatic air control means on both sides of the switch are communicated through the air passage opening control interface (25) and close the interface (26), the air intake control switch linker both ends of the airtight means (18) are above the gas channels each with a first sealing means (11) communicates through.
  2. 2.根据权利要求1所述的多路控制气阀,其特征在于所述的换向阀芯(20)分别与控制手柄⑶的举升、厢门开启、厢门关闭三个工位相对应,减压阀芯⑶与控制手柄⑶的下降工位相对应 Multiplexer according to claim 1 of the control valve, wherein said valve core (20), respectively the control handle ⑶ lifting, opening the car door, the car door closing phase corresponding to the three stations, ⑶ valve core handle and control bits that correspond to working drop ⑶
  3. 3.根据权利要求1所述的多路控制气阀,其特征在于所述的阀体(10)上表面设置操纵盖(7),操纵盖(7)通过其表面开设的呈十字型的定位通槽(1)且与控制手柄(3)下部适配,定位通槽⑴的四个端点分别对应举升、下降、厢门开启、厢门关闭四个工位。 The multiplexing control valve according to claim 1, wherein said valve element is provided on the surface of the operating cap (7) (10), actuating the cover (7) defines the shape of a cross through which a positioning surface through slots (1) and (3) lower adapter and the control handle, through the positioning slot of four terminals respectively ⑴ lift down, open the car door, the car door closed four stations.
  4. 4.根据权利要求3所述的多路控制气阀,其特征在于还包括一自锁机构,该自锁机构包括弹性套装于控制手柄(3)上的把套(4),开设于定位通槽(1)十字交叉部位的第一定位沉孔(5),对应下降工位的定位通槽(1)端点开设有第二定位沉孔¢),第一定位沉孔(5)、第二定位沉孔(6)与把套(4)下端适配。 4. The multiplexing control valve according to claim 3, characterized by further comprising a self-locking mechanism, the locking mechanism comprises a resilient sleeve to set the control handle (4) (3), opened in the positioning through slot (1) positioning a first counterbore (5) parts of the cross, corresponding to the drop station positioning through slot (1) defines a second end positioning counterbore ¢), positioning a first counterbore (5), a second positioning counterbore (6) and the sleeve (4) lower end fitting.
  5. 5.根据权利要求1-4中任一项所述的多路控制气阀,其特征在于换向阀芯(20)及减压阀芯(8)通过连接于控制手柄(3)下方的凸轮(12)控制其轴向位移。 1-4 according to any one of the multiplexer control valve as claimed in claim, characterized in that the valve core (20) and the valve core (8) is connected via a control cam (3) below the handle (12) to control its axial displacement.
  6. 6.根据权利要求5所述的多路控制气阀,其特征在于所述的凸轮(12)选用十字凸轮。 The multiplexing control valve as claimed in claim 5, wherein said cam (12) optional cross cam.
  7. 7.根据权利要求5所述的多路控制气阀,其特征在于所述的凸轮(12)整体呈球形,凸轮(12)底部为与各工位对应的换向阀芯(20)及减压阀芯(8)适配的弧面或球面结构。 The multiplexing control valve as claimed in claim 5, wherein said cam (12) integral spherical cam (12) and the bottom of each station corresponding to the valve core (20) and Save pressure valve body (8) adapted arc or a spherical structure.
  8. 8.根据权利要求1所述的多路控制气阀,其特征在于所述的阀体(10)呈断面为矩形或正方形的四棱柱结构,下降接口(24)、开启接口(25)、关闭接口(26)、举升接口(27)分别开口于四个工位之间的阀体(10)底面顶角处。 The multiplexing control valve according to claim 1, wherein said valve body (10) as a rectangular or square cross-section of a quadrangular prism structure, decrease the interface (24), open interface (25), closed Interface (26), lifting the interface (27) are opened in the valve body between the four stations (10) at the corners of the bottom surface.
  9. 9.根据权利要求1所述的多路控制气阀,其特征在于所述的气控开关包括开关阀体(13),开关阀体(13)内腔为阶台空腔,设于开关阀体(13)顶部的封堵(9),其中气动机构包括封堵(9)下表面的阶台空腔中自上至下设有径向外表面分别与其内壁气密滑动配合的气活塞(14)及开关顶芯(15),开关顶芯(15)的上端与气活塞(14)内腔套装滑动配合,开关顶芯(15)内腔中空,其上端开口连通气活塞(14)与开关顶芯(15)之间的阶台空腔,其下端开口于开关顶芯(15)下端面,其中气密机构为开关顶芯(15)下方的阶台空腔中设有的第二密封装置(17),阶台空腔底部设有进气接头(18)。 9. The multiplexing control valve as claimed in claim 1, wherein said gas valve control switch includes a switch (13), the switching valve (13) of the step-lumen cavity provided in the switch valve (13) the top of the closure (9), wherein the pneumatic mechanism comprises a block (9) from the step-on surface is provided in the lower cavity to the outer surface of the gas piston radially inner walls are gas-tight sliding fit therewith ( 14) and a switch top core (15), a top switch core (15) and the upper end of the gas piston (14) sliding fit lumen package, the top switch core (15) lumen of the hollow, open at its upper end connected vent piston (14) and order table top the cavity between the switch core (15), which is open at the lower end of the top switch core (15) at the end face, wherein the switch mechanism is a hermetic Mandrel order table is provided below the cavity (15) of the second sealing means (17), the bottom of the step-inlet adapter is provided with a cavity (18).
  10. 10.根据权利要求9所述的多路控制气阀,其特征在于气路通道包括第一气路通道(16)、第二气路通道(21),其中第一气路通道(16) —端与开关顶芯(15)及第二密封装置(17)之间的阶台空腔连通,第一气路通道(16)另一端与举升、下降工位所对应的第一密封装置(11)内腔连通,第二气路通道(21) —端开口于第二密封装置(17)下部的阶台空腔中,第二气路通道(21)另一端与开启、关闭工位对应的第一密封装置(11)内腔连通;气控通道包括第一气控通道(22)、第二气控通道(23),其中第一气控通道(22) —端开口于气活塞(14)上方的阶台空腔中,第一气控通道(22)另一端与开启接口(25)连通,第二气控通道(23) —端开口于开关顶芯(15)与阶台空腔所形成的密封腔内,第二气控通道(23)另一端与关闭接口(26)连通。 10. The multiplexing control valve as claimed in claim 9, wherein the gas passage includes a first gas passage channels (16), a second gas passage channel (21), wherein the first gas channels (16) - the step-switch cavity between the top end of the core (15) and the second sealing means (17) communicating the first gas passage channel (16) and the other end of the lift, the first sealing means corresponding to the drop station ( 11) the interior cavity, a second air channels (21) - in the step-end opening of the cavity (17) in the lower portion of the second sealing means, (21) and an open second end of the other air channels, corresponding to closing station first sealing means (11) lumen; pneumatic control passage includes a first gas passage (22), a second gas control channel (23), wherein the first gas passage controller (22) - open to the gas side of the piston ( 14) above the cavity in the order table, a first air control passage (22) and an open end of the other interface (25) communicating the second air control passage (23) - a top end opening of the switch core (15) and the step-empty seal chamber formed by the cavity, (26) controlling communication with the second gas passage (23) and closing the other end of the interface.
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105864461A (en) * 2016-05-22 2016-08-17 河北睿智辰诚液压机械科技有限公司 Improved slow-down control air valve
CN105895412A (en) * 2016-05-11 2016-08-24 陈功 Industrial automobile switch

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4404991A (en) * 1982-09-29 1983-09-20 Donahue Enterprises, Inc. Valve control assembly
CN2241243Y (en) * 1995-11-27 1996-11-27 青岛专用汽车制造厂 Control valve
US6125886A (en) * 1997-05-22 2000-10-03 Kawasaki Jukogyo Kabushiki Kaisha Pilot valve
CN101303088A (en) * 2008-06-10 2008-11-12 浙江苏强格液压有限公司 Handle pilot valve
CN101319729A (en) * 2008-07-02 2008-12-10 浙江苏强格液压有限公司 Variable pin pilot valve
CN101532527A (en) * 2009-04-22 2009-09-16 黄培华 Pressure-regulating control air valve
CN201318477Y (en) * 2008-10-24 2009-09-30 柯寿乾 Three-position four-way manual valve
CN205207776U (en) * 2015-12-18 2016-05-04 黄培华 Multichannel control gas valve

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4404991A (en) * 1982-09-29 1983-09-20 Donahue Enterprises, Inc. Valve control assembly
CN2241243Y (en) * 1995-11-27 1996-11-27 青岛专用汽车制造厂 Control valve
US6125886A (en) * 1997-05-22 2000-10-03 Kawasaki Jukogyo Kabushiki Kaisha Pilot valve
CN101303088A (en) * 2008-06-10 2008-11-12 浙江苏强格液压有限公司 Handle pilot valve
CN101319729A (en) * 2008-07-02 2008-12-10 浙江苏强格液压有限公司 Variable pin pilot valve
CN201318477Y (en) * 2008-10-24 2009-09-30 柯寿乾 Three-position four-way manual valve
CN101532527A (en) * 2009-04-22 2009-09-16 黄培华 Pressure-regulating control air valve
CN205207776U (en) * 2015-12-18 2016-05-04 黄培华 Multichannel control gas valve

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105895412A (en) * 2016-05-11 2016-08-24 陈功 Industrial automobile switch
CN105864461A (en) * 2016-05-22 2016-08-17 河北睿智辰诚液压机械科技有限公司 Improved slow-down control air valve

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