CN204985138U - Take sequence action valve of load feedback - Google Patents

Take sequence action valve of load feedback Download PDF

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Publication number
CN204985138U
CN204985138U CN201520747400.9U CN201520747400U CN204985138U CN 204985138 U CN204985138 U CN 204985138U CN 201520747400 U CN201520747400 U CN 201520747400U CN 204985138 U CN204985138 U CN 204985138U
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China
Prior art keywords
valve
cylinder
port
provided
chamber
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CN201520747400.9U
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Chinese (zh)
Inventor
苏欢欢
陆跃德
姜旭东
宣锋杰
沈振嗣
陆永培
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湖州生力液压有限公司
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Priority to CN201520747400.9U priority Critical patent/CN204985138U/en
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Publication of CN204985138U publication Critical patent/CN204985138U/en

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Abstract

The utility model discloses a take sequence action valve of load feedback, including the valve body, install the cylinder control valve that resets, upset cylinder control valve on the valve body, reset hydro -cylinder overflow valve and upset hydro -cylinder overflow valve, be equipped with oil inlet, oil return opening on the valve body, the hydro -cylinder that resets has pole chamber interface, the hydro -cylinder that resets not to have pole chamber interface, the upset hydro -cylinder has pole chamber interface and upset hydro -cylinder not to have pole chamber interface, the cylinder control valve that restores to the throne has first oil inlet, first oil return opening, an actuator port and the 2nd actuator port, upset cylinder control valve has second oil inlet, second oil return opening, the 3rd actuator port and fourth actuator port, and overturns the hydro -cylinder and do not have pole chamber interface and the hydro -cylinder that restores to the throne and have and be equipped with parallelly connected first check valve and sequence valve between the interface of pole chamber. The utility model discloses compact structure, small, that the installation is maintained is convenient, response speed is fast, the dependable performance, the whole mechanical normal work of turning over is guaranteed in the switching -over of realization turnover plow that can be smooth.

Description

一种带负载反馈的顺序动作阀 A tape loading sequence valve feedback

技术领域 FIELD

[0001] 本实用新型涉及农用阀技术领域,尤其涉及一种用于翻地机械的的顺序动作阀。 [0001] The present invention relates to a valve of agricultural technology, and particularly relates to a machine for plowing of the sequence valve.

背景技术 Background technique

[0002]田地在进行耕种的时候,需要利用工具对田地进行翻、耕,然后才能进行耕种,专利号为CN 95215189.8、申请日为1995.06.30的中国实用新型专利公开了一种农用水田翻地四铧犁,主要由大框架、角架、犁梁、齿轮和液压装置组成。 [0002] fields during cultivation time, need to use the tools of the fields were turned, plowing before it can be cultivated, patent No. CN 95215189.8, filed on 1995.06.30 Chinese utility model patent discloses an agricultural plowing paddy fields four plow, mainly by the large frame, corner brackets, plow beams, composed of gears and hydraulic means.

[0003] 现在对于田地的翻、耕主要由农用机械完成,由一台拖拉机带动数个翻转犁进行耕翻,速度快,效率高,但是,当拖拉机带动数个翻转梨耕作到田地头的时候,拖拉机需要转弯,换个方向进行耕作,而这个时候,翻转梨也需要换个方向,才能和拖拉机进行配合。 [0003] Now turning to the field, farming mainly by agricultural machinery, a tractor driven by a plurality of reversible plow for plowing, high speed, high efficiency, however, when the tractor drives a plurality of inverted pear head when plowing the field to , tractors need to turn, change the direction of farming, but this time, flip pear also need a change of direction, and the tractor can be fitted.

实用新型内容 SUMMARY

[0004] 本实用新型的目的是提供一种带负载反馈的顺序动作阀,其结构简单,体积紧凑,安装以及拆卸方便,能够顺利的实现翻转犁的换向,保证整个翻耕机械的正常工作。 [0004] The object of the present invention is to provide a feedback with a load of the sequence valve, simple structure, compact size, easy installation and removal, to achieve smooth commutation reversible plow, to ensure normal operation of the machine tilling .

[0005] 为了解决以上技术问题,本实用新型的技术方案如下:一种带负载反馈的顺序动作阀,包括阀体、安装在所述阀体上复位油缸控制阀、翻转油缸控制阀、复位油缸溢流阀以及翻转油缸溢流阀,所述阀体上设有进油口、回油口、复位油缸有杆腔接口、复位油缸无杆腔接口、翻转油缸有杆腔接口以及翻转油缸无杆腔接口;所述复位油缸控制阀具有和所述进油口相通的第一进油口、和所述回油口相通的第一回油口、和复位油缸无杆腔接口相通的第一工作油口以及和所述翻转油缸控制阀相通的第二工作油口;所述翻转油缸控制阀具有和所述第二工作油口相通的第二进油口、和所述回油口相通的第二回油口、和翻转油缸有杆腔接口相通的第三工作油口以及和所述翻转油缸无杆腔接口相通的第四工作油口,且所述翻转油缸无杆腔接口和所述复位油缸有杆腔 [0005] In order to solve the above technical problem, the technical solution of the present invention as follows: A sequence valve with load feedback, comprising a valve body, mounted on reset cylinder control valve in said valve body, rollover cylinder control valve, the reset cylinder flip spill valve and cylinder relief valve is provided with an oil inlet, an oil return port, the return cylinder rod chamber port, the reset rodless cylinder chamber port, reversing cylinder rod chamber rodless cylinder interface, and on the reversing valve chamber port; reset said cylinder and said control valve having a first inlet port communicating oil inlet and the oil in the return of the first return port, and the reset rodless cylinder chamber port communicating a first work ports and the tumble cylinder control valve and a second oil port in communication; the tumble control valve has a cylinder and said second actuator port communicating the second oil inlet and the oil in the return of two drain port and the reversing cylinder rod chamber port communicating the third port and the working oil and the reversing chamber port rodless cylinder fourth working oil communication port and the reversing chamber port rodless cylinder and the return cylinder rod chamber 口之间设有并联的第一单向阀和顺序阀。 A first check valve provided in parallel between the valve and the opening sequence.

[0006] 作为优选,所述复位油缸有杆腔接口和所述复位油缸无杆腔接口处设有双作用液控单向阀。 [0006] Advantageously, the reset cylinder rod chamber interface and the cylinder rod chamber reset interface is provided with a double acting check valve.

[0007] 作为优选,所述翻转油缸无杆腔接口处设有液控单向阀。 [0007] Advantageously, the turning of the rodless cylinder chamber port check valve is provided.

[0008] 所述复位油缸溢流阀的出口处设有第一节流阀 Outlet [0008] The reset cylinder relief valve provided with a first throttle valve

[0009] 作为优选,所述翻转油缸溢流阀的出口处设有第二节流阀。 [0009] Advantageously, the outlet of the reversing cylinder is provided with a second throttle relief valve.

[0010] 作为优选,所述阀体上设有进口和所述第二进油口连通且出口和所述进油口连通的第二单向阀。 [0010] Advantageously, said second inlet and provided with the oil inlet and the outlet and communicating said second communicating oil inlet check valve on the valve body.

[0011] 作为优选,所述复位油缸控制阀包括设在所述阀体上的阀芯腔、设在所述阀芯腔内的控制阀芯、设在所述控制阀芯两端的弹簧腔、设在所述弹簧腔中的压缩弹簧、设在所述控制阀芯上的中间环槽、左端环槽、右端环槽、设在所述左端环槽中并和弹簧腔相通的径向通孔以及设在所述阀芯腔两端的密封螺塞。 [0011] Advantageously, the reset control valve comprises a cylinder disposed in the spool bore of the valve body, said valve body provided in the control valve body cavity, provided at both ends of the spring chamber of the control spool, a compression spring disposed in said spring chamber, the control spool provided in the middle of the annular groove, the annular groove left and right ends of the ring groove, disposed in the ring groove and the left and the spring chamber communicating radial openings and a sealing plug provided at both ends of the valve body cavity.

[0012] 作为优选,所述翻转油缸控制阀包括设在所述阀体上的阀芯安装腔、设在所述阀芯安装腔内的阀芯、设在所述阀芯两端的端部弹簧腔、设在所述端部弹簧腔中的端部压缩弹簧、设在所述阀芯上的中间环油槽、左端环油槽、右端环油槽、设在所述左端油环槽中并和端部弹簧腔相通的径向通油孔以及设在所述阀芯安装腔两端的端部密封螺塞。 End of the spring [0012] Advantageously, the tumble control valve comprises a cylinder chamber provided in the valve body mounted on the valve body, said valve body provided in the valve body mounting cavity provided at both ends of the spool chamber provided at the end portion of the end of the spring chamber a compression spring disposed on said valve body intermediate ring oil groove, the ring oil groove left and right ends of the ring oil groove, an oil ring disposed in the groove of the left end and the end portion and the spring chamber communicating through radial oil hole and the end portions at both ends of the valve element sealing plug mounting cavity.

[0013] 本实用新型结构紧凑,体积小,安装维护方便、响应速度快,性能可靠,能够顺利的实现翻转犁的换向,保证整个翻耕机械的正常工作。 [0013] The present invention is compact, small size, easy installation and maintenance, fast response, and reliable performance, can be realized reversible plow smooth commutation, to ensure normal operation of the tilling machine.

附图说明 BRIEF DESCRIPTION

[0014] 附图1为本实用新型的结构示意图; [0014] FIG 1 is a schematic structural diagram of the new utility;

[0015] 附图2为图1的左视图; [0015] Figure 2 is a left side view of FIG. 1;

[0016] 附图3为图1的右视图; [0016] Figure 3 is a right side view of FIG. 1;

[0017] 附图4为图1中的AA剖视图; [0017] Figure 4 is a sectional view AA of Figure 1;

[0018] 附图5为图1中的BB剖视图; [0018] Figure 5 is a sectional view BB of Figure 1;

[0019] 附图6为本实用新型的液压原理图。 [0019] Figure 6 is a hydraulic schematic of the present invention FIG.

具体实施方式 Detailed ways

[0020] 以下所述仅为本实用新型的较佳实施例,并非对本实用新型的范围进行限定。 [0020] The following description is only preferred embodiments of the present invention embodiment, the present is not limited in scope of the invention.

[0021] 实施例,见附图1、2、3、4、5,一种带负载反馈的顺序动作阀,包括阀体1、安装在所述阀体1上复位油缸控制阀2、翻转油缸控制阀3、复位油缸溢流阀4以及翻转油缸溢流阀5,阀体1为长方形的铸铁件,所述阀体1上设有进油口101、回油口102、复位油缸有杆腔接口103、复位油缸无杆腔接口104、翻转油缸有杆腔接口105以及翻转油缸无杆腔接口106 ;进油口101、回油口102、复位油缸有杆腔接口103、复位油缸无杆腔接口104、翻转油缸有杆腔接口105以及翻转油缸无杆腔接口106均为螺纹孔,尺寸大小根据实际需求确定;所述复位油缸控制阀2具有和所述进油口101相通的第一进油口P1、和所述回油口102相通的第一回油口T1、和复位油缸无杆腔接口104相通的第一工作油口A1以及和所述翻转油缸控制阀(3)相通的第二工作油口B1 ;所述翻转油缸控制阀3具有和所述第二工作油 [0021] Example, see FIG 1,2,3,4,5 A sequence valve with load feedback, includes a valve body 1, the valve body is mounted on a cylinder control valve 2 is reset, flip cylinder the control valve 3, relief valve 4 and the cylinders inverted reset spill valve cylinder 5, the valve body 1 rectangular cast iron, is provided with an oil inlet 101 of the valve body 1, the return port 102, the reset cylinder rod chamber interface 103, the reset cylinder rod chamber interface 104, reversing cylinder rod chamber port 105 and the inverting cylinder rod chamber interface 106; intake port 101, return port 102, the reset cylinder rod chamber port 103, the reset cylinder rod chamber interface 104, a cylinder rod chamber inverted and inverted interface 105 interfaces the cylinder rod chamber 106 are threaded hole, sized according to actual needs; the reset cylinder control valve 2 having the oil inlet and the first inlet 101 communicating (3) communicating the first port P1, and said oil return port of the first oil return port T1 102 in communication, and the reset cylinder rod chamber communication interface 104 A1 and the first working port and the tumble control valve cylinder two actuator ports Bl; the tumble control valve 3 having a cylinder and the second working oil B1相通的第二进油口P2、和所述回油口102相通的第二回油口T2、和翻转油缸有杆腔接口105相通的第三工作油口A2以及和所述翻转油缸无杆腔接口106相通的第四工作油口B2,且所述翻转油缸无杆腔接口106和所述复位油缸有杆腔接口103之间设有并联的第一单向阀6和顺序阀7,第一单向阀6保证液压油只能单向的从复位油缸有杆腔接口103流向翻转油缸无杆腔接口106,顺序阀7保证当翻转油缸无杆腔接口106处的压力到达预定的时候,顺序阀7开启,液压油从翻转油缸无杆腔接口106流入复位油缸有杆腔接口103。 B1 a second oil inlet communicating P2, and the return port 102 communicating the second oil return port T2, and reversing cylinder rod chamber communicating interface 105 A2, and a third working port and the reversing rodless cylinder a fourth chamber port 106 communicating oil port B2, and the reversing chamber port rodless cylinder 106 and the return oil cylinder 103 is provided in parallel between the first check valve 6 and the rod chamber port priority valve 7, a check valve 6 to ensure that the hydraulic oil in only one direction from the reset cylinder rod chamber 103 of the interface reversing chamber port 106 of the rodless cylinder, when the pressure in order to ensure that the valve 7 at the inverting cylinder 106 interfaces rodless chamber reaches a predetermined time, priority valve 7 opened, the hydraulic oil from the reversing chamber port rodless cylinder 106 flows into the reset cylinder rod chamber 103 interfaces.

[0022] 进一步的,所述复位油缸有杆腔接口103和所述复位油缸无杆腔接口104处设有双作用液控单向阀8 ;双作用液控单向阀8能够同时对复位油缸有杆腔接口103和复位油缸无杆腔接口104进行保压;双作用液控单向阀8包括导向活塞,设在导向活塞两端的顶杆,设在所述复位油缸有杆腔接口103和复位油缸无杆腔接口104中的单向阀体,设在单向阀体内的单向阀芯、螺接在单向阀体内的节流螺塞以及位于节流螺塞和单向阀芯之间的弹善 [0022] Further, the return cylinder rod chamber port 103 and the reset rodless cylinder chamber port 104 with a double-acting check valve 8; double-acting check valve 8 to the reset cylinder can be simultaneously rod chamber port 103 and the reset rodless cylinder chamber port 104 for packing; double-acting check valve 8 comprises a guide piston, the piston provided at both ends of the guide ram, disposed in the return cylinder rod chamber 103 and interfaces reset Interface cylinder rod chamber 104 of the flapper valve body, the check valve provided in the body of the check valve element, the check valve screwed in the throttle body and the plug is located in the valve body of the throttle and one-way plug between playing good

ο ο

[0023] 所述翻转油缸无杆腔接口106处设有液控单向阀9 ;液控单向阀9用于翻转油缸无杆腔接口106处的保压;液控单向阀9液控活塞,设在液控活塞上的液控顶杆,设在所述翻转油缸无杆腔接口106中的单向阀体,设在单向阀体内的单向阀芯、螺接在单向阀体内的节流螺塞以及位于节流螺塞和单向阀芯之间的弹簧。 [0023] The rodless cylinder reversing chamber port 106 is provided at the check valve 9; check valve packing 9 for reversing cylinder without rod cavity 106 interface; check valve 9 Pilot a piston provided in the hydraulic control pilot ram piston, disposed in said reversing chamber port 106 rodless cylinder in one-way valve, the check valve provided in the body of the check valve body, screwing the check valve throttling plug body and a spring located between the throttle plug and a one-way valve element.

[0024] 进一步的,所述复位油缸溢流阀4的出口处设有第一节流阀10 ;所述翻转油缸溢流阀5的出口处设有第二节流阀11 ;所述阀体1上设有进口和所述第二进油口P2连通且出口和所述进油口101连通的第二单向阀12。 [0024] Further, the return cylinder relief valve provided at the outlet 4 of the first throttle valve 10; the turning cylinder 5 is provided with a relief valve at the outlet of the second throttle valve 11; the valve element provided with an inlet and said second inlet port and the outlet and P2 communicate the intake port 101 communicating a second one-way valve 12 1.

[0025] 在本实施方式中,所述复位油缸控制阀2包括设在所述阀体1上的阀芯腔201、设在所述阀芯腔201内的控制阀芯202、设在所述控制阀芯202两端的弹簧腔203、设在所述弹簧腔203中的压缩弹簧204、设在所述控制阀芯202上的中间环槽205、左端环槽206、右端环槽207、设在所述左端环槽206中并和弹簧腔203相通的径向通孔208以及设在所述阀芯腔201两端的密封螺塞209 ;所述翻转油缸控制阀3包括设在所述阀体1上的阀芯安装腔301、设在所述阀芯安装腔301内的阀芯302、设在所述阀芯302两端的端部弹簧腔303、设在所述端部弹簧腔303中的端部压缩弹簧304、设在所述阀芯302上的中间环油槽305、左端环油槽306、右端环油槽307、设在所述左端油环槽306中并和端部弹簧腔303相通的径向通油孔308以及设在所述阀芯安装腔301两端的端部密封螺塞309。 [0025] In the present embodiment, the reset cylinder control valve 2 comprises a valve body 201 disposed in the cavity of the valve body 1, disposed within the valve body cavity 201 in the control spool 202, provided in the control spool ends 202 of spring chamber 203, a compression spring 203 disposed in the spring chamber 204, is provided on the control spool 202 of the intermediate ring groove 205, annular groove 206 left, right annular groove 207, provided in the left end of the annular groove 206 and the spring chamber 203 and radial openings 208 in communication, and a sealing plug provided at both ends of the cavity 201 of the valve body 209; the tumble control valve 3 comprises a cylinder disposed in the valve body 1 mounted on the valve body cavity 301, disposed in said valve body mounted within a cavity 301 of the valve body 302, the end portion of the spring chamber 302 disposed at both ends of the valve body 303 is provided at the end of the spring chamber 303 side intermediate compression spring 304, the valve body 302 provided on the ring oil groove 305, the left end of the ring oil groove 306, the right end of the ring oil groove 307 provided at the left end of the oil ring groove and the end portion 306 and the spring chamber 303 communicating with a radially and an end portion 308 provided at both ends of the spool chamber 301 through mounting hole 309 a sealing plug.

[0026] 进一步的,复位油缸溢流阀4、翻转油缸溢流阀5均包括:设在阀体1上的溢流阀腔,设在溢流阀腔端部的溢流阀螺塞,溢流阀阀芯,溢流阀阀芯插接在弹簧座上,弹簧座间隙配合安装在溢流阀腔内,在弹簧座上设有多道均压槽;溢流阀弹簧一端作用在弹簧座上,另外一端作用在设在所述溢流阀螺塞内的滑动座上,溢流阀螺塞上设有和所述滑动座接触的调节螺栓以及设在调节螺栓上的紧固螺母。 [0026] Further, the reset spill valve 4 cylinder, inverting the cylinder relief valve 5 comprises: a valve body disposed in the relief valve chamber, a relief valve provided in the plug cavity end of the spill valve, overflow spool valve, the spool plug spill valve spring seat, the spring seat is mounted on the relief valve cavity clearance fit, with both multi-channel pressure groove to the spring seat; end of the spring action of the relief valve spring seat on the other end acts spill valve plug disposed in said sliding seat, an adjusting bolt and the slide shoe of the contact and fastening nut provided on the adjusting bolt relief valve plug.

[0027] 以上说明仅仅是对本实用新型的解释,使得本领域普通技术人员能完整的实施本方案,但并不是对本实用新型的限制,本领域技术人员在阅读完本说明书后可以根据需要对本实施例做出没有创造性贡献的修改,这些都是不具有创造性的修改。 [0027] The above description is only of the new interpretation present invention so that those skilled in the art can complete embodiment of the present embodiment, but not of the new limit practical, those skilled in the art upon reading this specification may present embodiment as needed Example no creative contributions to make changes, these changes are not creative. 但只要在本实用新型的权利要求范围内都受到专利法的保护。 But as long as the present invention within the scope of the claims are subject of patent law.

Claims (8)

1.一种带负载反馈的顺序动作阀,其特征在于:包括阀体(1)、安装在所述阀体(1)上复位油缸控制阀(2)、翻转油缸控制阀(3)、复位油缸溢流阀(4)以及翻转油缸溢流阀(5),所述阀体(1)上设有进油口( 101)、回油口( 102)、复位油缸有杆腔接口( 103)、复位油缸无杆腔接口(104)、翻转油缸有杆腔接口(105)以及翻转油缸无杆腔接口(106); 所述复位油缸控制阀(2)具有和所述进油口(101)相通的第一进油口(P1)、和所述回油口(102)相通的第一回油口(T1)、和复位油缸无杆腔接口(104)相通的第一工作油口(A1)以及和所述翻转油缸控制阀(3)相通的第二工作油口(B1);所述翻转油缸控制阀(3)具有和所述第二工作油口(B1)相通的第二进油口(P2)、和所述回油口( 102)相通的第二回油口(T2)、和翻转油缸有杆腔接口( 105)相通的第三工作油口(A2)以及和所述翻转油缸无杆腔接口(106)相通的第四工作油口(B2) 1. A tape loading operation of the feedback sequence valve comprising: a valve body (1), mounted on the valve body resetting cylinder control valve (2) (1), reversing cylinder control valve (3), the reset cylinder pressure relief valve (4) and a reversing cylinder relief valve (5), the valve body (1) provided with an oil inlet (101), an oil return port (102), the reset cylinder rod chamber port (103) reset the rodless cylinder chamber port (104), reversing cylinder rod chamber port (105) and the rodless cylinder reversing chamber port (106); the reset cylinder control valve (2) and having said oil inlet (101) a first oil port (A1 communicating the first intake port (P1), and said oil return port (102) communicating the first oil return port (T1), and reset the rodless cylinder chamber port (104) communicating ) and and the tumble cylinder control valve (3) communicating the second oil port (B1); the tumble cylinder control valve (3) having a second pump and the second working port (B1) in communication port (P2), and said oil return port (102) communicating the second oil return port (T2), and the reversing cylinder rod chamber port (105) communicating a third working port (A2) and said inverting and the rodless cylinder chamber port (106) communicating the fourth working port (B2) ,且所述翻转油缸无杆腔接口(106)和所述复位油缸有杆腔接口( 103)之间设有并联的第一单向阀(6)和顺序阀(7)。 And the turning cylinder rod chamber interface (106) and the return cylinder is provided with a first check valve connected in parallel between the rod chamber port (103) (6) and the priority valve (7).
2.根据权利要求1所述的一种带负载反馈的顺序动作阀,其特征在于:所述复位油缸有杆腔接口(103)和所述复位油缸无杆腔接口(104)处设有双作用液控单向阀(8)。 2. A tape loading sequence valve according to feedback claimed in claim 1, wherein: said reset cylinder rod chamber port (103) and the return chamber port rodless cylinder (104) provided bis action check valve (8).
3.根据权利要求1所述的一种带负载反馈的顺序动作阀,其特征在于:所述翻转油缸无杆腔接口( 106 )处设有液控单向阀(9 )。 The sequence valve of claim 1. A tape as claimed in claim load feedback, wherein: said reversing chamber port rodless cylinder (106) is provided at a pilot-operated check valve (9).
4.根据权利要求1所述的一种带负载反馈的顺序动作阀,其特征在于:所述复位油缸溢流阀(4 )的出口处设有第一节流阀(10 )。 The sequence valve of claim 1. A tape as claimed in claim load feedback, characterized in that: said reset spill valve cylinder (4) is provided at the outlet of the first throttle (10).
5.根据权利要求1所述的一种带负载反馈的顺序动作阀,其特征在于:所述翻转油缸溢流阀(5 )的出口处设有第二节流阀(11)。 5. The sequence valve according to claim load feedback A tape according to claim 1, wherein: said reversing cylinder relief valve (5) is provided at the outlet of the second throttle valve (11).
6.根据权利要求1或2或3或4或5所述一种带负载反馈的顺序动作阀,其特征在于:所述阀体(1)上设有进口和所述第二进油口( P2 )连通且出口和所述进油口( 101)连通的第二单向阀(12)。 The 1 or 2 or 3 or 4 or 5, wherein the sequence valve A tape as claimed in claim load feedback, characterized in that: the valve body is provided with inlet and said second inlet port (1) ( P2) and communicates the oil inlet and outlet (101) a second one-way valve (12) in communication.
7.根据权利要求1或2或3或4或5所述一种带负载反馈的顺序动作阀,其特征在于:所述复位油缸控制阀(2)包括设在所述阀体(1)上的阀芯腔(201)、设在所述阀芯腔(201)内的控制阀芯(202 )、设在所述控制阀芯(202 )两端的弹簧腔(203 )、设在所述弹簧腔(203 )中的压缩弹簧(204 )、设在所述控制阀芯(202 )上的中间环槽(205 )、左端环槽(206 )、右端环槽(207)、设在所述左端环槽(206)中并和弹簧腔(203)相通的径向通孔(208)以及设在所述阀芯腔(201)两端的密封螺塞(209 )。 The 1 or 2 or 3 or 4 or 5, wherein the sequence valve load feedback A tape as claimed in claim, wherein: said reset cylinder control valve (2) provided in the valve body comprises (1) control spool (202) in the spool chamber (201), disposed within said valve element chamber (201) is provided at both ends of the control spool (202) of the spring chamber (203), provided in the spring chamber (203) is a compression spring (204), provided on the control spool (202) of the intermediate annular groove (205), the left end of the annular groove (206), the right end of the annular groove (207) provided at the left end annular groove (206) and and a spring chamber (203) radial through-hole (208) and disposed in communication (201) ends of the valve body cavity sealing plug (209).
8.根据权利要求1或2或3或4或5所述一种带负载反馈的顺序动作阀,其特征在于:所述翻转油缸控制阀(3)包括设在所述阀体(1)上的阀芯安装腔(301)、设在所述阀芯安装腔(301)内的阀芯(302)、设在所述阀芯(302)两端的端部弹簧腔(303)、设在所述端部弹簧腔(303)中的端部压缩弹簧(304)、设在所述阀芯(302)上的中间环油槽(305)、左端环油槽(306),右端环油槽(307)、设在所述左端油环槽(306)中并和端部弹簧腔(303)相通的径向通油孔(308)以及设在所述阀芯安装腔(301)两端的端部密封螺塞(309)。 Or according to claim 1 or 2 or 5 or the sequence valve 34 A tape as claimed in claim load feedback, wherein: said reversing cylinder control valve (3) disposed in the valve body comprises (1) end of the spring chamber (303) valve body (302) of the valve element mounting cavity (301), disposed within said valve body mounting cavity (301), disposed in said valve body (302) at both ends, located in the intermediate the ends of said compression spring end of the spring chamber (303) in (304), disposed on said valve element (302) of the ring oil groove (305), the left end of the ring oil groove (306), the right ring oil groove (307), provided on the left end of the oil ring groove (306) and the end portion and the spring chamber (303) communicating through a radial hole (308) and provided at an end portion of both ends of the valve element mounting cavity (301) sealing plug (309).
CN201520747400.9U 2015-09-25 2015-09-25 Take sequence action valve of load feedback CN204985138U (en)

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Cited By (16)

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CN108488132A (en) * 2018-05-18 2018-09-04 宁波真格液压科技有限公司 A kind of twin-tub autocontrol valve
CN108488130A (en) * 2018-05-18 2018-09-04 宁波真格液压科技有限公司 A kind of control valve gear
CN108547814A (en) * 2018-05-18 2018-09-18 宁波真格液压科技有限公司 A kind of Multi-way valve device
CN108591154A (en) * 2018-05-18 2018-09-28 宁波真格液压科技有限公司 A kind of pivot plow automatically controls hydraulic valve
CN108591155A (en) * 2018-05-18 2018-09-28 宁波真格液压科技有限公司 A kind of multiple directional control valve
CN108591159A (en) * 2018-05-18 2018-09-28 宁波真格液压科技有限公司 A kind of autocontrol valve for pivot plow
CN108591153A (en) * 2018-05-18 2018-09-28 宁波真格液压科技有限公司 A kind of multi-way valve
CN108612694A (en) * 2018-05-18 2018-10-02 宁波真格液压科技有限公司 A kind of control valve
CN108626196A (en) * 2018-05-18 2018-10-09 宁波真格液压科技有限公司 A kind of fluid pressure valve device for double hydraulic cylinder sequentially-operating
CN108626195A (en) * 2018-05-18 2018-10-09 宁波真格液压科技有限公司 A kind of control valve
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CN108644417A (en) * 2018-05-18 2018-10-12 宁波真格液压科技有限公司 A kind of valve for twin-tub control
CN108644173A (en) * 2018-05-18 2018-10-12 宁波真格液压科技有限公司 A kind of hydraulic valve
CN108679022A (en) * 2018-05-18 2018-10-19 宁波真格液压科技有限公司 A kind of twin-tub control system
CN108679029A (en) * 2018-05-18 2018-10-19 宁波真格液压科技有限公司 A kind of ram control valve
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Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108488132A (en) * 2018-05-18 2018-09-04 宁波真格液压科技有限公司 A kind of twin-tub autocontrol valve
CN108488130A (en) * 2018-05-18 2018-09-04 宁波真格液压科技有限公司 A kind of control valve gear
CN108547814A (en) * 2018-05-18 2018-09-18 宁波真格液压科技有限公司 A kind of Multi-way valve device
CN108591154A (en) * 2018-05-18 2018-09-28 宁波真格液压科技有限公司 A kind of pivot plow automatically controls hydraulic valve
CN108591155A (en) * 2018-05-18 2018-09-28 宁波真格液压科技有限公司 A kind of multiple directional control valve
CN108591159A (en) * 2018-05-18 2018-09-28 宁波真格液压科技有限公司 A kind of autocontrol valve for pivot plow
CN108591153A (en) * 2018-05-18 2018-09-28 宁波真格液压科技有限公司 A kind of multi-way valve
CN108612694A (en) * 2018-05-18 2018-10-02 宁波真格液压科技有限公司 A kind of control valve
CN108626196A (en) * 2018-05-18 2018-10-09 宁波真格液压科技有限公司 A kind of fluid pressure valve device for double hydraulic cylinder sequentially-operating
CN108626195A (en) * 2018-05-18 2018-10-09 宁波真格液压科技有限公司 A kind of control valve
CN108626189A (en) * 2018-05-18 2018-10-09 宁波真格液压科技有限公司 A kind of control valve
CN108644417A (en) * 2018-05-18 2018-10-12 宁波真格液压科技有限公司 A kind of valve for twin-tub control
CN108644173A (en) * 2018-05-18 2018-10-12 宁波真格液压科技有限公司 A kind of hydraulic valve
CN108679022A (en) * 2018-05-18 2018-10-19 宁波真格液压科技有限公司 A kind of twin-tub control system
CN108679029A (en) * 2018-05-18 2018-10-19 宁波真格液压科技有限公司 A kind of ram control valve
CN108757625A (en) * 2018-05-18 2018-11-06 宁波真格液压科技有限公司 A kind of control valve

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