CN207229489U - A kind of efficient windlass valve group - Google Patents

Abstract

The utility model discloses a kind of efficient windlass valve group, the windlass valve group includes rotary valve component, main valve component, security component, pressure relief assembly and first guide assembly, the main valve component is connected with rotary valve component, the pressure relief assembly is connected with rotary valve component and first guide assembly respectively, the security component is connected with main valve component, and elder generation's guide assembly is connected with pressure relief assembly.The utility model is easy to assembly, and production efficiency is high and reduces production cost, and accurately controls the lifting speed of windlass.

Description

A kind of efficient windlass valve group

Technical field

It the utility model is related to a kind of valve group, and in particular to a kind of efficient windlass valve group.

Background technology

Windlass valve group is the mechanical device that must be used in ship equipment, it is widely used in foreign-going ship, ocean platform Deng field.The lifting of hydraulic motor or even windlass is realized by main valve plug commutation.And existing common reversal valve can not be accurate Lifting speed is controlled, so as to cause windlass lifting speed less controllable.

Utility model content

The utility model to solve the above-mentioned problems, so as to provide a kind of efficient windlass valve group.

To reach above-mentioned purpose, the technical solution of the utility model is as follows：

A kind of efficient windlass valve group, the windlass valve group include rotary valve component, main valve component, security component, decompression group Part and first guide assembly, the main valve component are connected with rotary valve component, the pressure relief assembly respectively with rotary valve component and guide Component connects, and the security component is connected with main valve component, and elder generation's guide assembly is connected with pressure relief assembly.

In a preferred embodiment of the utility model, the rotary valve component includes switching valve, governor valve, first unidirectional Valve, the second check valve, the 3rd check valve and counterbalance valve, the governor valve are connected with switching valve, first return check valve point It is not connected with governor valve and main valve component, second return check valve is connected with switching valve, and the counterbalance valve connects with switching valve Connect, the 3rd return check valve is connected with counterbalance valve.

In a preferred embodiment of the utility model, the switching valve includes one and turns to valve body, the steering valve body Interior to be equipped with steering valve core, the steering valve core is equipped with P hydraulic fluid ports, and the valve body is equipped with first flow hole and second flow channel hole, Second check valve is equipped with T hydraulic fluid ports, and the governor valve includes speed limit valve body, speed limit spool is equipped with the governor valve body, First check valve is made of spring base, spring, the first spool and guide sleeve, and first spool is arranged on speed limit valve body Interior, the spring is arranged on the first spool, and the spring base is connected with the first spool, and the guide sleeve sheathed setting is in spring On seat, between rotary valve component and main valve component, the counterbalance valve is connected the guide sleeve with second flow channel hole, the back pressure Valve is equipped with third flow channel hole, and the 3rd check valve is connected with third flow channel hole.

In a preferred embodiment of the utility model, the main valve component includes main valve body and main valve plug, the master Spool is arranged in main valve body, and the main valve plug is equipped with several triangle throttling channels and several radial holes, throttling channel edge Radial hole radial distribution, the main valve plug and first guide assembly corresponding matching.

In a preferred embodiment of the utility model, the security component includes the first repairing check valve, the second benefit Oily check valve, the first overflow valve and the second overflow valve, the first repairing check valve and the second repairing check valve respectively with main valve Component connects, and first overflow valve and the first repairing check valve are connected, and second overflow valve and the second repairing are unidirectional Valve is connected.

In a preferred embodiment of the utility model, the pressure relief assembly includes pressure reducing valve and filter, the mistake Filter is connected with rotary valve component, and the pressure reducing valve is connected with filter and first guide assembly respectively.

In a preferred embodiment of the utility model, it is described elder generation guide assembly include pilot valve, the first one-way throttle valve, Second one-way throttle valve and shuttle valve, first one-way throttle valve and the second one-way throttle valve respectively with pilot valve and main valve component Connection, the shuttle valve are connected with pilot valve.

The beneficial effects of the utility model are：

The utility model is easy to assembly, and production efficiency is high and reduces production cost, and accurately controls the liter of windlass Reduction of speed degree.

Brief description of the drawings

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, drawings in the following description are only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, other attached drawings can also be obtained according to these attached drawings.

Fig. 1 is the front view of the utility model；

Fig. 2 is the rearview of utility model；

Fig. 3 is the fundamental diagram of the utility model；

Fig. 4 is the structure diagram of switching valve；

Fig. 5 is the connection diagram of governor valve and the first check valve；

Fig. 6 is the structure diagram of counterbalance valve；

Fig. 7 is the structure diagram of main valve module；

Fig. 8 is the structure diagram of main valve plug；

Fig. 9 is the structure diagram of the first repairing check valve or the second repairing check valve；

Figure 10 is the structure diagram of pressure relief assembly；

Figure 11 is the connection diagram of pressure reducing valve, the first one-way throttle valve, the second one-way throttle valve and shuttle valve；

Figure 12 is the structure diagram of pilot valve；

Figure 13 is the scheme of installation of Handle axis.

Embodiment

In order to make the technical means, creative features, achievable purpose and effectiveness that the utility model is realized easy to understand, under Face combines and is specifically illustrating, and the utility model is expanded on further.

Referring to Fig. 1 to Figure 13, efficient windlass valve group provided by the utility model, it includes rotary valve component 101, main valve group Part 102, security component 103, pressure relief assembly 104 and first guide assembly 105, main valve component 101 are connected with rotary valve component 102, Pressure relief assembly 104 is connected with rotary valve component 101 and first guide assembly 105 respectively, and security component 103 is connected with main valve component 102, first Guide assembly 105 is connected with pressure relief assembly 104.

Coordinated by the connection of above-mentioned component, the pressure oil of windlass can first pass through rotary valve component 101, and rotary valve component 101 can To realize off-load to rinse fluid, first guide assembly can be entered back into by pressure relief assembly 104 by the control oil after rotary valve component 101 105, first guide assembly 105 can control the commutating speed of main valve component 101, and first the outlet pressure of guide assembly 105 is also controllable The aperture and then influence motor or even ship anchor lifting speed of main valve component 101, security component 103 is for motor repairing and prevents horse Up to overload.

Further, since the application is made up of multiple valve blocks, and valve block is obtained by casting, since production batch is larger, Production efficiency can be improved, reduces cost.

Referring to Fig. 3 to Fig. 6, rotary valve component 101, it includes switching valve 200, governor valve 300, the first check valve, the second list To valve, the 3rd check valve and counterbalance valve 400.

Switching valve 200 includes steering valve core 201, packing ring 202, O-ring 203, plug 204, O-ring 205, packing ring 206, spiral shell Nail 207 and steering valve body 208.

Steering valve core 201, which is arranged on, to be turned in valve body 208, is equipped with P hydraulic fluid ports on steering valve core, and valve body 208 is equipped with the One runner hole 210 and second flow channel hole 220.

T hydraulic fluid ports are equipped with the second check valve.

Governor valve 300 includes speed limit valve body 310, and speed limit spool 309 is equipped with speed limit valve body 310.

First check valve is arranged on 300 one end of governor valve, it is by spring base 302, spring 303, the first spool 304 and is oriented to The composition of set 305, the first spool 304 is arranged in guide sleeve 305, and spring 303 is arranged on the first spool 304, spring base 302 with First spool 304 connects, and for 305 sheathed setting of guide sleeve on spring base 302, guide sleeve 305 is located at rotary valve component 101 and main valve It is so simple in structure between component 102, while reduce structure space and the pressure loss.

O-ring 306 is equipped between guide sleeve 305 and speed limit valve body 310.

First check valve, the second check valve, the structure of the 3rd check valve are identical.

Nut 307 and plug screw 301 are equipped with 300 other end of governor valve, O shapes are equipped between nut 307 and speed limit valve body 310 Circle 308.

Counterbalance valve 400 is arranged in switching valve 200, and is fixed by plug screw 402, is set between plug screw 402 and switching valve 200 There is O-ring 401, be externally provided with back pressure valve pocket 403 in counterbalance valve 400, O-ring is equipped between back pressure valve pocket 403 and switching valve 200 404。

Counterbalance valve 400 is specifically connected with the second flow channel hole 220 on switching valve 200, and the 3rd stream is equipped with counterbalance valve 400 Road hole 405, the 3rd check valve are connected with third flow channel hole 405.

The operation principle of rotary valve component 101 is as follows：

Pumping source hydraulic oil is initially entered in switching valve 200, and steering valve core 201 is manipulated to its radial hole (P hydraulic fluid ports) at SP Connected by first flow hole 210 with the T hydraulic fluid ports on the second check valve, so as to fulfill pipeline circulation flushing, the footpath at plug 204 The oil pressure of P hydraulic fluid ports led into steering valve core 201 to hole circumferential, active balance radial load simultaneously prevents pocketed oil, reduces steering valve core The resistance rotated during 201 pressure-bearing, improves operability, and two O-rings 203 can effectively prevent permeability situation.

Second check valve is used to maintain oil return line back pressure, while facilitates maintenance down；Steering valve core 201 is manipulated to G When P hydraulic fluid ports disconnected with the cut-off of front oil circuit, facilitate maintenance down.P hydraulic fluid ports fluid flows to governor valve 300 during normal position, then overcomes bullet The spring force of spring 303 is to open the first spool 304 until the main valve plug entrance of main valve component 102, governor valve 309 are used to limit Flow system flow, prevents the situation of motor overspeed operation, and the first spool 304 is used to keep front system pressure to prevent Malfunction, while prevent that fluid flows backward to hydraulic pump during operating.

The outlet of switching valve 200 is connected to counterbalance valve 400 by second flow channel hole 220, and counterbalance valve 400 is used to keep safety The overflow valve spring side system pressure of valve group, is allowed to not open under normal circumstances；Counterbalance valve 400 exports passes through third flow channel again Hole 405 leads to the 3rd check valve, and the 3rd check valve is used to maintain drain line to prevent from being emptied, thus ensure motor shell pressure and A, B mouthfuls of oil compensation pressures.

In addition, being additionally provided with runner hole in the outlet of switching valve 200, the first guide assembly 105 in top can be so led at the same time, can be carried For first 105 pressure oil of guide assembly.

Referring to Fig. 3, Fig. 7 and Fig. 8, main valve component 102 includes main valve body 501, main valve plug 502, main valve end cap 503, spring 504th, spring base 505, plug 506, plug screw 507, O-ring 508 and plug 509.

Main valve plug 502 is arranged in main valve body 501, several 5021 Hes of triangle throttling channel are equipped with main valve plug 502 Several radial holes 5022, throttling channel 5021 are corresponding with first guide assembly 105 along 5022 radial distribution of radial hole, main valve plug 502 Coordinate.

The operation principle of main valve component 102 is as follows：

(i.e. P, T, A, B mouthfuls do not connect mutually the closing of 502 normal position of main valve plug, and only BR mouthfuls of fluid behind T mouthfuls of interflow with returning to oil Case, by the fluid off-load of actuator checking cylinder).Triangle throttling channel 5021, triangle throttling channel 5021 are provided with main valve plug 502 Along 502 radial equipartition of main valve plug, triangle throttling channel 5021 coordinates that (first 105 pressure of guide assembly progressively increases with first guide assembly 105 Greatly, 502 aperture of main valve plug also incrementally increases, and causes the corresponding discharge for leading to motor to incrementally increase), such main valve plug 502 opens, Impact can be reduced during closing, effectively controls windlass lifting speed as needed.

BR mouthfuls are used for motor braking clutch, during 502 middle position of main valve plug BR mouthfuls of fluid by the annular groove on the right side of valve body through stream Road hole flows to T mouthfuls.When main valve plug 502 acts, prior to A mouthfuls or B mouthfuls openings of BR mouthfuls of fluid, i.e. P mouthfuls of fluid passes through main valve plug 502 On radial hole 5022 and 502 internal axial channel of main valve plug lead to BR mouthfuls so that motor brake is disengaged to treat A or B mouthfuls of fluid Motor is subsequently flowed into be allowed to operate；And when main valve plug 502 resets, BR mouthfuls of pressure oils are until spool is just unloaded after returning to middle position Lotus, prevents motor locking.When the control oil that reducer unit provides enters the spring cavity on the left of main valve component, promotion main valve plug 502 Commutation, P mouthfuls connect with A mouthfuls of load-sides, and B mouthfuls connect with T mouthfuls, realize drop anchor action；Otherwise rise anchor.

Referring to Fig. 3 and Fig. 9, security component 103 includes the first repairing check valve 1000, the second repairing check valve 1100, the One overflow valve 1200 and the second overflow valve 1300, the first repairing check valve 1000 and the second repairing check valve 1100 respectively with main valve Component 102 connects, and the first overflow valve 1200 is connected with the first repairing check valve 1000, and the second overflow valve 1300 and second is mended Oily check valve 1100 is connected.

First repairing check valve 1000 is identical with the structure of the second repairing check valve 1100, by plug screw 1001, O-ring 1002nd, valve pocket 1003, spring 1004, pressure valve core 1005, O-ring 1006, screw 1007, valve seat 1008, plug screw 1009, plug screw 1010th, O-ring 1011, spring base 1012, spring 1013, nonreturn valve core 1014, packing ring 1015 and O-ring 1016 form.

103 operation principle of security component is as follows：

A, B outlet the first repairing check valve 1000 of connection of 502 load-side of main valve plug and the second repairing check valve 1100, when When motor oil inlet side forms negative pressure, drain line fluid is left by the N mouthfuls of spring forces for overcoming spring 1013, nonreturn valve core 1014 Valve seat, prevents underfed so that being emptied available for motor repairing.Inner elements of check valve realizes hard sealing with valve body, while increases O Shape circle 1016, improves sealing effect.P mouthfuls of pressure are introduced 1005 spring loads side of pressure valve core by L mouthfuls, and pressure is loaded at A or B mouthfuls When power is excessive, the difference of load lateral pressure and P mouthfuls of pressure exceedes the spring force of spring 1004, and pressure valve core 1005 is opened, and first overflows Stream valve and the second overflow valve can be opened fluid leading to low-pressure side from high-pressure side, so as to prevent motor overload.

The pressure valve core of first overflow valve and the second overflow valve is radially provided with 5 balancing slits, it is ensured that pressure valve core 1005 Centering is opened smooth；Hard sealing is realized with valve seat 1008, and 1008 oil sealing surface of valve seat is planar structure, and convenient manufacture, reduces into This.

Referring to Fig. 3 and Figure 10, pressure relief assembly 104 includes pressure reducing valve 800 and filter 806, filter 806 and rotary valve component 102 connections, pressure reducing valve 800 are connected with filter 806 and first guide assembly 105 respectively.

Pressure reducing valve 800 includes plug screw 801, plug screw 802, damper 803, spool 804, spring 805, gasket 807, spring 808th, pin 809, gasket 810, plug screw 811 and O-ring 812.

The operation principle of pressure relief assembly 104 is as follows：

The control oil that switching valve 200 is exported on the oil duct in addition drawn first passes through filter 806, it passes through spring and plug screw It is fixed, it is simple in structure and conveniently replaced, it can effectively prevent impurity from blocking oil circuit.After filter 806, fluid, which enters back into, to be subtracted In pressure valve 800, pressure reducing valve 800 exports (P1 mouthfuls) fluid and acts on valve by 804 radial hole of spool and axial hole and damper 803 804 end faces of core, that is, spring, 808 offside, when pressure exceedes spring force, spool 804 acts upwards, makes import P with exporting the stream of P1 Road is closed, and first guide assembly 105 can just be entered by pressure reducing valve secondary outlet pressure P1 is reduced to after 4MPa, the bullet in pressure reducing valve 800 Spring chamber returns to T mouthfuls after converging with oil return in pressure reducing valve 800.Balancing slit is provided with spool 804 so that 804 centering of spool, movement are suitable Freely；Triangular groove is provided with the same time to reduce impact when spool 804 moves.If pressure is unsatisfactory for requiring, plug screw can be unscrewed, side Just gasket is increased and decreased to adjust pressure.

Referring to Fig. 3, Figure 11, Figure 12 and Figure 13, first guide assembly 105 includes pilot valve, the first one-way throttle valve 907, second One-way throttle valve 908 and shuttle valve 906, the first one-way throttle valve 907 and the second one-way throttle valve 908 respectively with pilot valve and main valve Component 102 connects, and shuttle valve 906 is connected with pilot valve.

Pilot valve includes plug screw 601, O-ring 602, pilot valve block 603, O-ring 604, plug screw 605, spool 606, spool Mandril 607, spring 608, spring 609, spring cup 610, gasket 611, gasket 612, lid 613, packing ring 614, bolt 615, tune Save screw rod 616, plug screw 617, O-ring 618, handle ball 619 and handlebar 620, nut 701, Handle axis gasket 702, bolt 703rd, O-ring 704, holding screw 705, locking pad 706 and Handle axis 707.

Unidirectional part of the Pilot valve outlet fluid through one-way throttle component 907, overcomes unidirectional partial spring power is laggard to become owner of The right side of spool 502 is allowed to the anchor that commutates and then rise, 502 throttling of the left side spring cavity fluid through the second one-way throttle valve 908 of main valve plug Damping hole, then return to fuel tank through pilot handle, the second one-way throttle valve 908 on oil return line can play control bound core 502 Commutating speed reduces the effect of impact at the same time.Throttling part only processes 1.0 holes by a piece of annular construction member and forms, unidirectional part It is made of spring and valve seat, they are integrally screwed in valve pocket, simple in structure, compact.

The control oil of pilot handle outlet leads to 906 side of shuttle valve component, and 906 opposite side of shuttle valve component is low pressure oil, control Liquefaction promotes steel ball movement, is monitored for drawing pilot handle control-oil pressure in MPS2 mouthfuls.

The operation principle of first guide assembly 105 is as follows：

When control crank bar 620, Handle axis 707 rotates, and then adjusting screw rod connected therewith is driven by bolt 703 616 movements.Then adjusting screw rod 616 depresses left end spring cup 610, is compressed spring 608,609, so that it is determined that feeding to ratio The control pressure of the S3 mouths of example reversing valve core.Each O-ring of Handle axis or so prevents outer leakage, loosens pad and also plays sealing work With.

S3 mouthfuls of fluid acts on spool end i.e. spring 608,609 offsides by spool radial hole and axial hole, works as pressure When power exceedes spring force, spool acts upwards, import P is closed with exporting the runner of S3, by secondary pressure to ensure to export S3 pressure is less than 4MPa, and spring cavity Leakage Energy is through T mouthfuls of oil returns while valve core movement.Right end spring cup 610 is released, this end Spool moves upwards, closes import P to S4 mouthfuls of fluid, while opens S4 mouthfuls to T mouthfuls.Vice versa.

The advantages of basic principle and main feature and the utility model of the utility model has been shown and described above.One's own profession The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description Simply illustrate the utility model principle, on the premise of not departing from the spirit and scope of the utility model, the utility model is also Various changes and modifications are had, these various changes and improvements fall within the scope of the claimed invention.The utility model Claimed scope is defined by the appending claims and its equivalent thereof.

Claims (7)

1. a kind of efficient windlass valve group, it is characterised in that the windlass valve group includes rotary valve component, main valve component, secure group Part, pressure relief assembly and first guide assembly, the main valve component are connected with rotary valve component, the pressure relief assembly respectively with rotary valve group Part is connected with first guide assembly, and the security component is connected with main valve component, and elder generation's guide assembly is connected with pressure relief assembly.

2. a kind of efficient windlass valve group according to claim 1, it is characterised in that the rotary valve component includes turning to Valve, governor valve, the first check valve, the second check valve, the 3rd check valve and counterbalance valve, the governor valve are connected with switching valve, institute State the first check valve to be connected with governor valve and main valve component respectively, second check valve is connected with switching valve, the counterbalance valve It is connected with switching valve, the 3rd check valve is connected with counterbalance valve.

3. a kind of efficient windlass valve group according to claim 2, it is characterised in that the switching valve includes a switching valve Body, the switching valve body is interior to be equipped with steering valve core, and the steering valve core is equipped with P hydraulic fluid ports, and the valve body is equipped with first flow Hole and second flow channel hole, second check valve are equipped with T hydraulic fluid ports, and the governor valve includes speed limit valve body, the speed limit valve body Interior to be equipped with speed limit spool, first check valve is made of spring base, spring, the first spool and guide sleeve, first spool It is arranged in governor valve body, the spring is arranged on the first spool, and the spring base is connected with the first spool, the guide sleeve Sheathed setting is on spring base, and the guide sleeve is between rotary valve component and main valve component, the counterbalance valve and second flow channel Hole connects, and the counterbalance valve is equipped with third flow channel hole, and the 3rd check valve is connected with third flow channel hole.

4. a kind of efficient windlass valve group according to claim 1, it is characterised in that the main valve component includes main valve body And main valve plug, the main valve plug are arranged in main valve body, the main valve plug is equipped with several triangle throttling channels and several Radial hole, throttling channel is along radial hole radial distribution, the main valve plug and first guide assembly corresponding matching.

5. a kind of efficient windlass valve group according to claim 1, it is characterised in that the security component includes first and mends Oily check valve, the second repairing check valve, the first overflow valve and the second overflow valve, the first repairing check valve and the second repairing list It is connected respectively with main valve component to valve, first overflow valve and the first repairing check valve are connected, second overflow valve It is connected with the second repairing check valve.

6. a kind of efficient windlass valve group according to claim 1, it is characterised in that the pressure relief assembly includes pressure reducing valve And filter, the filter are connected with rotary valve component, the pressure reducing valve is connected with filter and first guide assembly respectively.

7. a kind of efficient windlass valve group according to claim 1, it is characterised in that elder generation's guide assembly includes guide Valve, the first one-way throttle valve, the second one-way throttle valve and shuttle valve, the first one-way throttle valve and the second one-way throttle valve difference It is connected with pilot valve and main valve component, the shuttle valve is connected with pilot valve.