CN102354635B - Large-power hydraulic operating mechanism - Google Patents

Abstract

The invention discloses a large-power hydraulic operating mechanism which is used for super-high voltage and ultrahigh voltage sulfur hexafluoride circuit breakers. The large-power hydraulic operating mechanism comprises an energy storage cylinder, a butterfly group module, a work cylinder module, a control valve module and an oil pump tank module, wherein the work cylinder module is coaxially sheathed and fixed in the energy storage cylinder and an energy storage cylinder of the butterfly group module, and the oil pump tank module, the control valve module and the work cylinder module are sequentially and coaxially connected in series into a whole; an oil tank of the oil pump tank module is communicated with a cylinder of the work cylinder module through a high voltage oil circuit, a low voltage oil circuit and a signal oil circuit; a mechanical lock is arranged on the stroke of a piston rod, and the mechanical lock is matched with a connector at the top end of the piston rod through the top end of a crank to realize locking or delocking; and a connecting rod and a rack which are linked are fixed on energy storage flanges of the energy storage cylinder and the butterfly group module, and the other end of the connecting rod is connected with a safety valve outer crank in the control valve module. The hydraulic operating mechanism is changed from a parallel integrated mode into a series integrated mode with firm mechanical connection and good seal effect.

Description

High power hydraulic actuating mechanism

Technical field

The invention belongs to high-tension power transmission and transformation equipment field, is the hydraulic actuating mechanism of spring energy-storage for a kind of primary cut-out, for superhigh pressure, ultra high voltage sulfur hexafluoride breaker.

Background technology

High power hydraulic actuating mechanism is the electronic divide-shut brake drive unit for primary cut-out, and since the dawn of human civilization, the agent structure occurring on this series products is both at home and abroad and fills integrated form, i.e. module centered by working cylinder, by loaded cylinder, control valve, oil pump, the modules such as safety valve, laterally be mounted on working cylinder, seal and the securing member of use are many, and mechanical connection is stressed bad, high voltage joint is loosening leakage of oil easily, thereby the reliability of whole mechanism is reduced.Traditional high power hydraulic actuating mechanism is because of underpower, so can not meet the specification requirement of superhigh pressure, ultra high voltage sulfur hexafluoride breaker.

Summary of the invention

The object of the present invention is to provide a kind of high power hydraulic actuating mechanism, to solve, by traditional high power hydraulic actuating mechanism, by also filling integrated form, to be improved to mechanical connection firm, the integrated form in tandem that sealing effectiveness is better and meet the technical problems such as superhigh pressure, the specification requirement of ultra high voltage sulfur hexafluoride breaker.

The technical scheme that the present invention realizes foregoing invention object is as follows:

, it comprises loaded cylinder and dish spring pack module, working cylinder module, control valve module, oil pump case module; Described working cylinder module concentric is sleeved in the loaded cylinder of loaded cylinder and dish spring pack module and is fixing, and concentric is in tandem is successively integral for oil pump case module, control valve module and working cylinder module; The fuel tank of oil pump case module is realized and being communicated with the cylinder body of working cylinder module by high and low pressure oil circuit, the signal oil circuit opened on connecting end surface between working cylinder module, control valve module and oil pump case module; The piston rod of described working cylinder module is through control valve module and oil pump case module; On the stroke of piston rod, a top by connecting lever has coordinated locking or removed mechanical lock with the joint on piston rod top is installed; On the energy storage flange of described loaded cylinder and dish spring pack module, be fixed with connecting rod and the tooth bar of interlock, the described connecting rod other end is connected with the outer connecting lever of safety valve in control valve module, and described tooth bar coordinates with the gear of the pressure controller of fuel tank module.

Described a kind of high power hydraulic actuating mechanism, loaded cylinder and dish spring pack module profile are cylinder, comprise loaded cylinder, spacing flange, dish spring group, bolt, pivot flange and base flange, loaded cylinder, spacing flange, dish spring group, pivot flange and base flange successively longitudinally coaxial in tandem together with, spacing flange is set in loaded cylinder outside and engages spacing with the annulus table top in outside, loaded cylinder upper end, pivot flange is set in loaded cylinder outside, the lower end note of upper end and dish spring group closes, inclined-plane, lower end engages spacing with the inclined-plane, upper end of base flange, utilize spacing flange and pivot flange that dish spring group is upper and lower spacing fixing, and through the bolt hole on base flange, be fastened on loaded cylinder bottom thread hole with four bolts, make loaded cylinder, spacing flange, dish spring group, bolt, pivot flange and base flange form module in tandem, working cylinder module profile is rank trapezoidal shape cylinders, module be take cylinder body as matrix, it is stifled that cylinder body center is coaxially coated with cylinder from bottom to up successively, splitting lock cushioning cover, piston rod, combined floodgate cushion collar and copper sheathing, cylinder body upper end has height, low pressure oil way, the oil circuit mouth of signal oil circuit, and connect foursquare upper flange in cylinder body upper end outside screw, the upper surface of upper flange and working cylinder overlaps, copper sheathing and combined floodgate cushion collar are coaxially threaded onto the upper end of cylinder inner bore, the upper surface of copper sheathing overlaps with cylinder upper end face, piston rod is coaxially threaded onto the central bore of copper sheathing and combined floodgate cushion collar, piston-rod lower end is placed in cylinder body central bore, cylinder is stifled to be coaxially threaded onto the lower end of cylinder body and to fix with bolt, splitting lock cushioning cover is coaxially threaded onto the lower end of cylinder body central bore, splitting lock cushioning cover lower surface and cylinder block end joined, piston-rod lower end is through splitting lock cushioning cover centre bore, described piston rod is threaded onto in cylinder body, and sealing ring is housed on piston rod, and sealing ring engages cylinder body centre bore, and cylinder body centre bore is divided into two cavitys, and piston rod can slide up and down in the central bore of cylinder body, described cylinder body is for being inverted rank trapezoidal shape cylinder, and center is provided with the coaxial through-hole that diameter does not wait, and all through holes are coaxial with cylinder body cylinder side, and its surfaces externally and internally is smooth, is provided with the oilhole of high and low pressure oil circuit, signal oil circuit in cylinder body.

Described a kind of high power hydraulic actuating mechanism, control valve module profile is flat tetragonal body, take valve body as matrix, comprise main valve body, making electromagnet, tripping electromagnet, combined floodgate one-step valve, separating brake one-step valve and non-return valve, secondary valve, time-delay valve, safety valve, oilhole, divide-shut brake governing valve, there is straight mouthful of coaxial positioning at described control valve valve body center, and four jiaos have the bolt hole being connected with other modules, all there are oil circuit mouth and seal groove in valve body upper and lower end face, described combined floodgate one-step valve, separating brake one-step valve and non-return valve are embedded in the right valve pocket of secondary valve, and by the oilhole of right valve pocket, above-mentioned one-step valve, secondary valve and main valve body are connected, described secondary valve is directly to embed in the secondary valve valve opening of main valve body, and seal with sealing ring, in main valve body secondary valve valve opening, relatively embed left valve pocket and right valve pocket, utilize on left valve pocket and right valve pocket sealing ring by a left side for secondary valve valve opening, in, part on the right side low pressure cavity is not set, signal cavity and high-pressure chamber, left valve pocket and right valve pocket utilize respectively blind flange and electromagnet adpting flange to be fixed in main valve body secondary valve valve opening, left valve pocket and right valve pocket insert respectively left spool and the right spool coordinating with it, right spool left end and left spool right-hand member are pegged graft and are formed the combination valve core of interlock, left end at main valve body valve pocket is communicated with left spool by left valve pocket oilhole, making electromagnet moves to left combination valve core when left spool and left valve pocket are close to and pass through its crossette by left valve pocket mesopore sealing by combined floodgate one-step valve, combination valve core is in closing position, high-pressure chamber is communicated with signal cavity, in like manner, when tripping electromagnet is close to sealing by separating brake one-step valve by right spool and right valve pocket, combination valve core is in sub-gate position, and low pressure cavity is communicated with signal cavity, and combination valve core is when combined floodgate or sub-gate position, and the locking steel ball in right valve pocket locks combination valve core, described combined floodgate one-step valve, separating brake one-step valve and non-return valve, its structure is identical: by two of left and right valve seat, steel ball, ball holder, spring and valve rod, form, left end valve base center hole is placed spring, spring withstands ball holder, ball holder is held steel ball and is sealed the centre bore of right-hand member valve seat, in right-hand member valve base center hole, be installed with valve rod, valve rod left end withstands steel ball, and right-hand member connects making electromagnet, tripping electromagnet, in described main valve body, low pressure cavity utilizes oilhole to be communicated with low pressure oilhole in fuel tank and working cylinder, and the high-pressure chamber in main valve body utilizes oilhole to be communicated with working cylinder inner cylinder body high pressure chest, and in main valve body, signal cavity utilizes oilhole to be communicated with working cylinder inner cylinder body signal chamber, described time-delay valve is comprised of time delay valve rod, time delay spool, time delay valve pocket and sealing ring, after time delay valve rod, time delay spool, time-delay valve put sealing ring is housed, plug-in mounting enters in the time delay valve opening of valve body, time delay valve rod is fixed on left valve pocket one side of time delay valve opening left side secondary valve, time delay spool right-hand member is installed in time delay valve pocket, time delay valve pocket is fixed on right valve pocket one side of time delay valve opening right side secondary valve, and time delay valve rod and time-delay valve arbitrage are sealingly fastened in time-delay valve in valve body time delay valve pocket with flange, described safety valve is comprised of emergency valve seat, safety lever, spring and sealing ring, emergency valve seat, safety lever, spring pack in the oilhole being communicated with fuel tank and valve body high-pressure chamber above valve body successively, emergency valve seat is equipped with sealing ring outward, in emergency valve seat, install safety lever, under safety lever, spring is housed, under the active force of spring, safety lever seals up the centre bore of emergency valve seat, when in safety valve, connecting lever rotates, press after safety lever, safety lever can back down spring and be communicated with oilhole, after acting on the external force of safety lever and disappearing, and the safety lever centre bore of sealingly secure valve seat again under the effect of spring, described divide-shut brake governing valve is to utilize respectively divide-shut brake speed control rod to carry out the oily flux in divide-shut brake oil circuit hole in application valve body, the rear end of divide-shut brake speed control rod is screw thread, utilize flange to be fixed on valve body, divide-shut brake speed control rod inserts corresponding oilhole, utilizes the screw thread on divide-shut brake speed control rod to be rotated adjusting.

Described a kind of high power hydraulic actuating mechanism, oil pump case module profile is flat square, comprises the inside and outside connecting lever that fuel tank, fuel tank cap, energy storage motor, travelling gear, plunger oil pump core, bent axle, oil ga(u)ge, vent valve, pressure controller, control safety valve are used, oil pump case module be take fuel tank as matrix, and fuel tank upper surface, by oil tank cover sealing, forms the oil storage cavity of sealing, and there is coaxial installation locating interface at fuel tank and fuel tank cap center, and four jiaos have the bolt hole being connected with other modules, and bolt hole runs through whole oil pump case module, the lower surface of oil pump case has the oilhole of high and low pressure oil circuit, signal oil circuit, and lower surface is that sealing surface most peripheral has seal groove and engages with control valve module, on fuel tank, vertical plane one side of outstanding wall end is equipped with motor, the one side overlapping with outstanding wall on fuel tank is equipped with one group of travelling gear, and the power of motor is passed to the bent axle in fuel tank by travelling gear, and bent axle drives the work of plunger oil pump core while rotating, one side relative with travelling gear on fuel tank is provided with vent valve, the inside and outside connecting lever that pressure controller and control safety valve are used, vent valve can be communicated with in fuel tank and extraneous space after opening, make fuel tank internal and external pressure balance, pressure controller is fixed on fuel tank, the tooth bar of pressure controller is fixed on energy storage flange with joint, the inside and outside connecting lever that control safety valve is used is fixed on fuel tank, connecting lever one end connection safety valve, other end jointing, energy storage flange, the inside and outside connecting lever connecting rod that control safety valve is used and the tooth bar of pressure controller are fixed together by joint, when energy storage flange moves, the inside and outside connecting lever that can pull pressure controller tooth bar and control safety valve to use carries out interlock, piston rod can pass oil pump case module centers hole, and can longitudinal sliding motion.

Described a kind of high power hydraulic actuating mechanism is installed mechanical lock on the support of oil pump case module outer end, mechanical lock connecting lever and mechanical lock connecting rod, consists of, it is that axle center is fixed on support that mechanical lock connecting lever becomes L-type middle corners place, on axle center, install torsion spring, mechanical lock connecting lever one end is installed on the strip indentation, there of mechanical lock connecting rod with pivot pin, under torsion spring effect, make mechanical lock connecting lever reverse to the direction of mechanical lock connecting rod, the centre of mechanical lock connecting rod is fixed on support, energy storage flange is stretched in mechanical lock connecting rod lower end, after high power hydraulic actuating mechanism energy storage, energy storage flange is to the reverse movement of support, mechanical lock connecting rod is separated with energy storage flange, mechanical lock connecting lever reverses to mechanical lock connecting rod direction under the effect of torsion spring, mechanical lock connecting lever upper end departs from piston rod top joint, when high power hydraulic actuating mechanism is released energy, energy storage flange moves to the direction of support, when energy is discharged into while operating not again, mechanical lock connecting rod contacts with energy storage flange, mechanical lock connecting rod and mechanical lock connecting lever interlock, make the top of mechanical lock connecting lever enter in the joint on piston rod top and block this joint, piston rod cannot be moved downward, cannot separating brake action.

The present invention has departed from traditions of the past structural design idea, innovative design the agent structure of integrated form high power hydraulic actuating mechanism in tandem, eradicated the persistent ailment of agent structure in the past, improve mechanically stable and the sealing reliability of high power hydraulic actuating mechanism comprehensively, thereby improved the stability that product is used.Control valve module in the present invention adopts the advantage of Integration Design: be two-bit triplet hydraulic buttery valve, its structure is simple and direct, compactness, technological requirement is lower, and process and assemble is convenient, is active in one's movements, in running, oil consumption is low, operate time good operating stability, power is large.

Accompanying drawing explanation

Fig. 1 is loaded cylinder of the present invention and dish spring pack module schematic diagram.

Fig. 2 is working cylinder module diagram of the present invention.

Fig. 3 is the D-D generalized section of working cylinder in Fig. 2.

Fig. 4 is energy storage state generalized section not after the combination of loaded cylinder dish spring pack module of the present invention and working cylinder module.

Fig. 5 is state generalized section after loaded cylinder dish spring pack module of the present invention and the rear energy storage of working cylinder module combination.

Fig. 6 is control valve module E face schematic diagram of the present invention.

Fig. 7 is control valve module X-direction schematic diagram of the present invention and safety valve and oil pump part sectional drawing.

Fig. 8 is control valve module open position generalized section of the present invention.

Fig. 9 is control valve module closing position generalized section of the present invention.

Figure 10 be in control valve module of the present invention right valve pocket H to schematic diagram.

Figure 11 is the B-B generalized section of the right valve pocket of Figure 10.

Figure 12 is Fig. 8 main valve body time-delay valve cut-away section schematic diagram.

Figure 13 is oil pump case module generalized section of the present invention.

Figure 14 is the A-A generalized section of Figure 13 oil pump case module.

Figure 15 is the separating brake energy storage state schematic diagram not of whole high power hydraulic actuating mechanism of the present invention.

Figure 16 is view after the separating brake energy storage of whole high power hydraulic actuating mechanism of the present invention.

Figure 17 is the combined floodgate energy storage state schematic diagram not of whole high power hydraulic actuating mechanism of the present invention.

Figure 18 is view after the combined floodgate energy storage of whole high power hydraulic actuating mechanism of the present invention.

Figure 19 is the upward view of whole high power hydraulic actuating mechanism of the present invention.

Figure 20 is the left view of whole high power hydraulic actuating mechanism of the present invention.

Figure 21 is the vertical view of whole high power hydraulic actuating mechanism of the present invention.

Numbering explanation:

1-1, cylinder body, 1-2, upper flange, 1-3, cover, 1-4, piston rod, 1-5, flange, 1-6, energy storage flange, 1-7, spacing flange, 1-8, loaded cylinder, 1-9, pivot flange, 1-10, base flange, 1-11, cylinder is stifled, 1-12, dish spring group, 1-13, oilhole, 1-14, cylinder body high pressure chest, 1-15, oilhole, 1-16, oilhole, 1-17, oilhole longitudinally, 1-18, horizontal oilhole, 1-19, horizontal oilhole, 1-20, annulus table top, 1-21, annulus table top, 1-22, sealing ring, 1-23, sealing ring, 1-24, sealing ring, 1-25, sealing ring, 1-26, guide ring, 1-27, guide ring, 1-28, sealing ring, 1-29, sealing ring, 1-30, sealing ring, 1-31, splitting lock cushioning cover, 1-32, combined floodgate cushion collar 1-33, bolt, 1-34, oilhole, 1-35, cylinder body signal chamber, 1-36, cylinder body high pressure chest, 1-37, sealing ring, 1-38, sealing ring.

2-1, main valve body, 2-2, left valve pocket, 2-3, right valve pocket, 2-4, left spool, 2-5, right spool, 2-6, blind flange, 2-7, separating brake valve seat, 2-8, separating brake valve seat, 2-9, combined floodgate valve seat, 2-10, combined floodgate valve seat, 2-11, check valve seat, 2-12, check valve seat, 2-13, steel ball, 2-14, steel ball, 2-15, steel ball, 2-16, separating brake valve rod, 2-17, combined floodgate valve rod, 2-18, locking steel ball, 2-19, electromagnet adpting flange, 2-20, tripping electromagnet, 2-21, making electromagnet, 2-22, oilhole, 2-23, oilhole, 2-24, oilhole, 2-25, oilhole, 2-26, oilhole, 2-27, oilhole, 2-28, oilhole, 2-29, oilhole, 2-30, oilhole, 2-31, high-pressure chamber, 2-32, low pressure cavity, 2-33, signal cavity, 2-34, oil pocket, 2-35, oil pocket, 2-36, oil pocket, 2-37, oilhole, 2-38, oilhole, 2-39, oilhole, 2-40, sealing ring, 2-41, sealing ring, 2-42, sealing ring c, 2-43, sealing ring, 2-44, sealing ring, 2-45, sealing ring, 2-46, sealing ring, 2-47, sealing ring, 2-48, secondary signal cavity, 2-49, bolt hole, 2-50, combined floodgate speed control rod, 2-51, separating brake speed control rod, 2-52, oil pump, 2-53, bolt, 2-54, center oilhole, 2-55, oilhole, 2-56, time delay valve rod, 2-57, sealing ring, 2-58, oilhole, 2-59, oilhole, 2-60, sealing ring, 2-61, sealing ring, 2-62, time delay spool, 2-63, sealing ring, 2-64, sealing ring, 2-65, sealing ring, 2-66, time delay valve pocket, 2-67, oilhole, 2-68, oilhole, 2-69, oilhole, 2-70, oilhole, 2-71, oilhole, 2-72, safety lever, 2-73, safe valve pocket, 2-74, spring, 2-75, time delay valve opening, 2-76, secondary valve opening, 2-77, sealing ring, 2-78, sealing ring, 2-79, flange, 2-80, flange,

3-1, motor, 3-2, travelling gear, 3-3, travelling gear, 3-4, bearing, 3-5, bent axle, 3-6, sealing ring, 3-7, sealing ring, 3-8, bolt hole, 3-9, vernier, 3-10, sealing ring, 3-11, vent valve, connecting lever in 3-12, safety valve, 3-13, sealing ring, 3-14, the outer connecting lever of safety valve, 3-15, fuel tank, 3-16, sealing ring, 3-17, fuel tank cap, 3-18, sealing ring, 3-19, positioning sleeve, 3-20, sealing ring, 3-21, sealing ring, 3-22, oilhole, 3-23, oilhole, 3-24, oilhole, 3-25, pivot pin.

4-1, support, 4-2, divide-shut brake direction board, 4-3, pressure controller, 4-4, tooth bar, 4-5, connecting rod, 4-6, joint, 4-7, connecting lever, 4-8, connecting rod, 4-9, bolt, 4-10, joint, 4-11, torsion spring.

Embodiment

Below in conjunction with accompanying drawing, this patent is described in further detail.

Embodiment:

A high power hydraulic actuating mechanism for integrated form in tandem, comprises loaded cylinder and dish spring pack module (Fig. 1), working cylinder module (Fig. 3), control valve module (Fig. 6,7), oil pump case module (Figure 13,14) and support.Described working cylinder module concentric is sleeved in the loaded cylinder of loaded cylinder and dish spring pack module and is fixing, and concentric is in tandem is successively integral for oil pump case module, control valve module and working cylinder module; The fuel tank of oil pump case module is realized and being communicated with the cylinder body of working cylinder module by high and low pressure oil circuit, the signal oil circuit opened on connecting end surface between working cylinder module, control valve module and oil pump case module; The piston rod of described working cylinder module is through control valve module and oil pump case module; On the stroke of piston rod, a top by connecting lever has coordinated locking or removed mechanical lock with the joint on piston rod top is installed; On the energy storage flange of described loaded cylinder and dish spring pack module, be fixed with connecting rod and the tooth bar of interlock, the described connecting rod other end is connected with the outer connecting lever of safety valve in control valve module, and described tooth bar coordinates with the gear of pressure controller.

High power hydraulic actuating mechanism concrete structure is as follows: loaded cylinder and dish spring pack module are sleeved on outside working cylinder module, loaded cylinder is sleeved on outside working cylinder, loaded cylinder inwall contacts laminating with working cylinder outer wall, after base flange internal thread in loaded cylinder and dish spring pack module and the Master cylinder body of working cylinder module bottom external screw thread are connected and fixed, four bolts in loaded cylinder and dish spring pack module are unclamped and taken off, under the elastic potential energy effect of dish spring group, the annulus table top of loaded cylinder and the laminating of the annulus table top of Master cylinder body, the upper surface of upper flange in valve body lower end face laminating working cylinder module in control valve module, the upper surface of valve body in the lower surface of fuel tank laminating control valve module in oil pump case module, the lower surface of the upper surface of fuel tank cap laminating support in oil pump case module, finally utilize four corner bolt holes on support, the four corner bolt holes of running through oil pump case module, the four corner bolt holes of running through control valve module, four jiaos of screwed holes in working cylinder module on upper flange, by four high-strength bolts successively in tandem being fixed together, make working cylinder module, control valve module, the corresponding connection in oil circuit hole between oil pump case module also seals in junction, at the airtight high-low pressure oil circuit capable of circulation of the inner formation of high power hydraulic actuating mechanism,

Working cylinder module profile is rank trapezoidal shape cylinders, module be take cylinder body as matrix, it is stifled that cylinder body center is coaxially coated with cylinder from bottom to up successively, splitting lock cushioning cover, piston rod, combined floodgate cushion collar and copper sheathing, cylinder body upper end has some oil circuit mouths, and connect foursquare upper flange in cylinder body upper end outside screw, the upper surface of upper flange and working cylinder overlaps, copper sheathing and combined floodgate cushion collar are coaxially threaded onto the upper end of cylinder inner bore, the upper surface of copper sheathing overlaps with cylinder upper end face, piston rod is coaxially threaded onto the central bore of copper sheathing and combined floodgate cushion collar, piston-rod lower end is placed in cylinder body central bore, cylinder is stifled to be coaxially threaded onto the lower end of cylinder body and to fix with bolt, splitting lock cushioning cover is coaxially threaded onto the lower end of cylinder body central bore, splitting lock cushioning cover lower surface and cylinder block end joined, piston-rod lower end is through splitting lock cushioning cover centre bore, described piston rod is threaded onto in cylinder body, and sealing ring is housed on piston rod, and sealing ring engages cylinder body centre bore, and cylinder body centre bore is divided into two cavitys, and piston rod can slide up and down in the central bore of cylinder body, described cylinder body is for being inverted rank trapezoidal shape cylinder, and center is provided with the coaxial through-hole that diameter does not wait, and all through holes are coaxial with cylinder body cylinder side, and its surfaces externally and internally is smooth, is provided with some oilholes in cylinder body.

Working cylinder module is mechanism's core, concrete structure is referring to Fig. 3, in working cylinder module, cylinder body 1-1 is module core, cylinder body 1-1 adopts secondary cylinder hierarchic structure, upper body diameter is greater than lower body diameter, outer wall has circular table top 1-20, cylinder center is provided with central through hole, cylinder body 1 is provided with oilhole 1-13 above, oilhole 1-13 upper end is communicated with oilhole 2-23 and is communicated with oil pump 2-52 again, oilhole 1-13 lower end leads to the annulus table top 1-20 on cylinder body 1-1 outer wall, cylinder body 1-1 outside, annulus table top 1-20 top is provided with groove, sealing ring 1-22 is installed in groove, above cylinder body 1-1, being provided with oilhole 1-15 and cylinder body 1-1 side oiling hole 1-16 is communicated with, referring to Fig. 2.Oilhole 1-15 upper end is communicated with valve body 2-1 upper oil hole 2-22 and by fuel tank 3-15 upper oil hole 3-22, passes in fuel tank.Cylinder body 1-1 is positioned at module whole structure centre, upper flange 1-2 utilizes screw thread to be fixed on cylinder body 1-1 upper end, upper flange 1-2 upper surface (I face) overlaps with cylinder body 1-1 upper surface (J face), upper flange 1-2 upper surface (I face) and control valve module valve body 2-1 (F face) laminating, and utilize the upper sealing ring 1-37 of upper flange 1-2 and the upper sealing ring 1-38 sealing of cylinder body 1-1 note to close place.The stifled 1-11 of cylinder utilizes bolt to be fixed on cylinder body 1-1 bottom surface, in the cylinder body 1-1 centre bore of the stifled 1-11 of cylinder upper surface, splitting lock cushioning cover 1-31 is installed.Combined floodgate cushion collar 1-32 is placed in cylinder body 1-1 central bore upper end, cover 1-3 is placed in the upper surface of cylinder body 1-1 centre bore upper end combined floodgate cushion collar 1-32, piston rod 1-4 is positioned in cylinder body 1-1 central through hole through cover 1-3, combined floodgate cushion collar 1-32, splitting lock cushioning cover 1-31, piston rod 1-4 lower end is through splitting lock cushioning cover 1-31, be arranged at the stifled 1-11 of cylinder top, piston rod 1-4 can slide up and down at cylinder body 1-1 centre bore.Utilize splitting lock cushioning cover 1-31 and combined floodgate cushion collar 1-32 to carry out spacing to piston rod 1-4.Piston rod 1-4 is provided with sealing ring 1-28, cover 1-3 external cylindrical surface is provided with 3 road grooves, sealing ring 1-29 is installed in groove, cover 1-3 inner cylindrical wall is also provided with groove, sealing ring 1-30 is installed in groove, and these sealing rings are divided into cylinder body signal chamber 1-35 and two cavitys of cylinder body high pressure chest 1-14 by cylinder body 1-1 centre bore.Cylinder body signal chamber 1-35 is communicated with oilhole 1-34, oilhole 1-34 is communicated with oilhole 2-55 in control valve module valve body 2-1, cylinder body high pressure chest 1-14 and oilhole 1-13 intermediate connection, oilhole 1-13 upper end is communicated with oilhole 2-23 in control valve module valve body 2-1, and oilhole 1-13 lower end is communicated with cylinder body high pressure chest 1-36.

Loaded cylinder and dish spring pack module profile are cylinder, comprise loaded cylinder, spacing flange, dish spring group, bolt, pivot flange and base flange.Loaded cylinder, spacing flange, dish spring group, pivot flange and base flange successively longitudinally coaxial in tandem together with, spacing flange is set in loaded cylinder outside and engages spacing with the annulus table top in outside, loaded cylinder upper end, pivot flange is set in loaded cylinder outside, the lower end note of upper end and dish spring group closes, inclined-plane, lower end engages spacing with the inclined-plane, upper end of base flange, utilize spacing flange and pivot flange that dish spring group is upper and lower spacing fixing, and through the bolt hole on base flange, be fastened on loaded cylinder bottom thread hole with four bolts, make loaded cylinder, spacing flange, dish spring group, bolt, pivot flange and base flange form module in tandem.Loaded cylinder and dish spring pack module concrete structure are referring to Fig. 1, and it is set in outside working cylinder module, and the structure after suit is referring to Fig. 4,5.Base flange 1-10 utilizes the fixing suit of screw thread cylinder body 1-1 outer wall lower end, and it is upper that pivot flange 1-9 is sleeved on base flange 1-10, and the inclined-plane of pivot flange 1-9 and base flange 1-10 engages, and dish spring group 1-12 is installed in pivot flange 1-9 upper surface.Dish spring group 1-12 inner cylinder body 1-1 is set with loaded cylinder 1-8 outward, and loaded cylinder 1-8 inwall is provided with multiple tracks groove, and sealing ring 1-24, guide ring 1-26, sealing ring 1-23, sealing ring 1-25 and guide ring 1-27 are installed from top to bottom successively.Utilize guide ring 1-26 and guide ring 1-27 position-limiting energy-storage cylinder 1-8 coaxially to slide up and down at cylinder body 1-1 outer wall, and contact spacing by cylinder body 1-1 cylindrical ring-type table top 1-20 with loaded cylinder 1-8 inner circle loop 1-21.The 1-17 of oilhole longitudinally on loaded cylinder 1-8, horizontal oilhole 1-18, horizontal oilhole 1-19 are connected and form a low pressure cavity, and utilizing sealing ring 1-24 and the upper sealing ring 1-22 of cylinder body 1-1 on loaded cylinder 1-8, loaded cylinder 1-8 is sealing ring 1-25 and this low pressure cavity of sealing ring 1-23 combination sealing above.This low pressure cavity is communicated with valve body 2-1 upper oil hole 2-22 by cylinder body 1-1 upper oil hole 1-16 and oilhole 1-15 (referring to Fig. 2) and finally leads to fuel tank 3-15.The loaded cylinder 1-8 top flange 1-5 that is threaded, fixing energy storage flange 1-6 between flange 1-5 and spacing flange 1-7, energy storage flange 1-6 utilizes fixing spacing with spacing flange 1-7 below of flange 1-5 above, the spacing flange 1-7 of the outer suit of loaded cylinder 1-8, spacing flange 1-7 upper ring surface contact loaded cylinder 1-8 outer wall annulus table top, below spacing flange 1-7, contact with dish spring group 1-12 top end face, dish spring group 1-12, spacing flange 1-7, pivot flange 1-9 are spacing by loaded cylinder 1-8 and base flange 1-10 together.

The down sliding of described loaded cylinder 1-8 can be by spacing flange 1-7 compact disc spring group 1-12, by the release of dish spring group 1-12 elastic potential energy, can promote spacing flange 1-7 and loaded cylinder 1-8 upward sliding until the outer toroid table top 1-20 of cylinder body 1-1 engages with the annulus table top 21 in loaded cylinder 1-8.

The lower anchor ring of described loaded cylinder 1-8 is provided with uniform screwed hole, base flange 1-10 is provided with uniform through hole, utilize bolt 1-33 through the uniform through hole on base flange 1-10, to be fixed in the screwed hole on the lower anchor ring of loaded cylinder 1-8, by fastening bolt, can drive loaded cylinder 1-8 to move downward compact disc spring group 1-12, simultaneously by base flange 1-10, pivot flange 1-9, dish spring group 1-12, spacing flange 1-7 and loaded cylinder 1-8 are made as loaded cylinder and dish spring pack module, whole module can mount and dismount from cylinder body 1-1 together, be that loaded cylinder and dish spring pack module and working cylinder module can modular combination.

" energy storage device of spring hydraulic control mechanism " that working cylinder module, loaded cylinder and dish spring pack module, consist of is above prior art, referring to publication number, be CN101916677A, open day on December 15th, 2010, the patent of invention document that application number is 201010254822.4.

Control valve module profile is flat tetragonal body, and its structure is referring to Fig. 6,7,8,9.Take valve body 2-1 as matrix, and control valve module E face engages with oil pump case module G face, and control valve module F face engages with working cylinder module I face.Control valve module comprises: main valve body 2-1, making electromagnet 2-21, tripping electromagnet 2-20, combined floodgate one-step valve, separating brake one-step valve, non-return valve, secondary valve, time-delay valve, safety valve, oilhole form.Described combined floodgate one-step valve, separating brake one-step valve and non-return valve are embedded in the right valve pocket 2-3 of secondary valve, and by the oilhole on right valve pocket 2-3, above-mentioned one-step valve, secondary valve and main valve body 2-1 are connected.Described secondary valve directly embeds in the secondary valve opening 2-76 of main valve body 2-1, and seal with sealing ring, in the secondary valve opening 2-76 of main valve body 2-1, embed respectively left valve pocket 2-2, right valve pocket 2-3, valve pocket left, center, right arrange respectively low pressure cavity 2-32, signal cavity 2-33 and high-pressure chamber 2-31, left valve pocket 2-2, right valve pocket 2-3 insert respectively left spool 2-4 and the right spool 2-5 coordinating with it, and right spool 2-5 left end and left spool 2-4 right-hand member are pegged graft and formed the combination valve core of interlock.

Described combined floodgate one-step valve, separating brake one-step valve and non-return valve, its structure is identical: by two of left and right valve seat, steel ball, ball holder, spring and valve rod, form, left end valve base center hole is placed spring, spring withstands ball holder, ball holder is held steel ball and is sealed the centre bore of right-hand member valve seat, in right-hand member valve base center hole, be installed with valve rod, valve rod left end withstands steel ball, and right-hand member connects making electromagnet 2-21 or tripping electromagnet 2-20.

Described combined floodgate one-step valve is by valve seat 2-9 and the combined floodgate valve seat 2-10 combination right valve pocket 2-3 of secondary valve of entering in tandem of closing a floodgate, in combined floodgate valve seat 2-9, place spring, spring withstands ball holder, ball holder holds up steel ball 2-14, steel ball 2-14 sealing combined floodgate valve seat 2-10 centre bore, combined floodgate valve seat 2-10 centre bore installs combined floodgate valve rod 2-17, combined floodgate valve rod 2-17 left end withstands steel ball 2-14, right-hand member withstands making electromagnet 2-21 lever, by the sealing ring on combined floodgate valve seat 2-10 outer wall, combined floodgate one-step valve is sealed in right valve pocket 2-3, by right valve pocket 2-3 upper oil hole 2-29, high-pressure chamber 2-31 is communicated with combined floodgate one-step valve, by right valve pocket 2-3 upper oil hole 2-30, combined floodgate one-step valve is communicated with oil pocket 2-35.Separating brake one-step valve combines the right valve pocket 2-3 of secondary valve of entering in tandem by separating brake valve seat 2-7 and separating brake valve seat 2-8, in separating brake valve seat 2-7, place spring, spring withstands ball holder, ball holder holds up steel ball 2-13, steel ball 2-13 sealing separating brake valve seat 2-8 centre bore, separating brake valve seat 2-8 centre bore installs separating brake valve rod 2-16, separating brake valve rod 2-16 left end withstands steel ball 2-13, right-hand member withstands tripping electromagnet 2-20 lever, by the sealing ring on separating brake valve seat 2-8 outer wall, separating brake one-step valve is sealed in right valve pocket 2-3, by right valve pocket 2-3 upper oil hole 2-28, secondary signal cavity 2-48 and separating brake one-step valve are communicated with, by right valve pocket 2-3 upper oil hole 2-37, separating brake one-step valve is communicated with oil pocket 2-36.The right valve pocket 2-3 of secondary valve of entering in tandem after non-return valve is combined by check valve seat 2-11 and check valve seat 2-12, in check valve seat 2-11, place spring, spring withstands ball holder, ball holder holds up steel ball 2-15, steel ball 2-15 sealing check valve seat 2-12 centre bore, by the sealing ring on check valve seat 2-12 outer wall, check one-step valve is sealed in right valve pocket 2-3, by right valve pocket 2-3 upper oil hole 2-38, secondary signal cavity 2-48 and check one-step valve are communicated with, by right valve pocket 2-3 upper oil hole 2-39, check one-step valve are communicated with oil pocket 2-35.Sealing ring 2-44 on right valve pocket 2-3 and sealing ring 2-45 are sealed to oil pocket 2-34 by the groove between two sealing rings, sealing ring 2-45 on right valve pocket 2-3 and sealing ring 2-46 are sealed to oil pocket 2-35 by the groove between two sealing rings, sealing ring 2-46 on right valve pocket 2-3 and sealing ring 2-47 are sealed to oil pocket 2-36 by the groove between two sealing rings, one-step valve is characterised in that three one-step valve parts are embedded in the right valve pocket 2-3 of secondary valve by each self sealss, and by each oilhole on right valve pocket 2-3 by the corresponding connection of the cavity of one-step valve and secondary valve, thereby fast, sensitive, control accurately secondary valve.

Described secondary valve directly embeds in the secondary valve opening 2-76 of main valve body 2-1, and secondary valve is comprised of left valve pocket 2-2, right valve pocket 2-3, left spool 2-4, right spool 2-5 and two locking steel ball 2-18.Left valve pocket 2-2 is relative with right valve pocket 2-3 to be packed in the secondary valve opening 2-76 of valve body 2-1, and with the upper sealing ring 2-40 of left valve pocket 2-2 and the upper sealing ring 2-47 of right valve pocket 2-3, secondary valve is sealed in valve body 2-1, utilize blind flange 2-6 and electromagnet adpting flange 2-19 that left valve pocket 2-2 and right valve pocket 2-3 are fixed in valve body 2-1, the blind flange 2-6 valve body 2-1 that is threaded wherein, electromagnet adpting flange 2-19 utilizes and is bolted on valve body 2-1.Utilize sealing ring 2-40 and sealing ring 2-41 on left valve pocket 2-2 in valve body 2-1, to be sealed to low pressure cavity 2-32, low pressure cavity 2-32 is communicated with oilhole 2-22 by the oilhole on left valve pocket 2-2, oilhole 2-22 passes into fuel tank after being communicated with oil pump case module upper oil hole 3-22, and the oilhole 2-22 other end is communicated with oilhole 1-15 in cylinder body 1-1.Utilize sealing ring 2-41 on left valve pocket 2-2 and the sealing ring 2-42 on right valve pocket 2-3 in valve body 2-1, to be sealed to signal cavity 2-33, signal cavity 2-33 is communicated with oilhole 2-55, the oilhole 1-34 that oilhole 2-55 is communicated with in working cylinder module upper cylinder body 1-1 is communicated with, and signal cavity 2-33 in control valve module upper valve body 2-1 is communicated with working cylinder module upper cylinder body 1-1 inner cylinder body signal chamber 1-35.Utilize sealing ring 2-42 and sealing ring 2-43 on right valve pocket 2-3 in valve body 2-1, to be sealed to high-pressure chamber 2-31, valve body 2-1 mesohigh cavity 2-31 is communicated with oilhole 2-26, the lower end of oilhole 2-26 and oilhole 2-23 vertical connection, oilhole 2-23 is connected with oil pump 2-52 oil-out, the oilhole 2-23 other end is communicated with oilhole 1-13 in working cylinder module upper cylinder body 1-1, in fuel tank, hydraulic oil can utilize oil pump 2-52 successively by oilhole 2-23, oilhole 2-26, oilhole 1-13 is injected into valve body 2-1 inner high voltage cavity 2-31, cylinder body 1-1 inner cylinder body high pressure chest 1-36 and cylinder body high pressure chest 1-14, the upper end vertical connection oilhole 2-27 of oilhole 2-26, oilhole 2-27 upper end mounting safety valve, when safety valve is opened, valve body 2-1 inner high voltage cavity 2-31, hydraulic oil in cylinder body 1-1 inner cylinder body high pressure chest 1-36 and cylinder body high pressure chest 1-14 can pass through oilhole 1-13 successively, oilhole 2-26, oilhole 2-27 flows in fuel tank 3-15 after flowing through safety valve.

Described left spool 2-4 is connected with the Y shape hole of right spool 2-5 by mesopore, one end, Y shape hole is communicated with high-pressure chamber 2-31, coordinate the sealing ring 2-77 on left spool 2-4, left spool 2-4 left end is communicated with high-pressure chamber 2-31 with the cavity formation high-pressure chamber in left valve pocket 2-2, the sealed circle 2-78 of hourglass head place of right spool 2-5 right-hand member is sealed in and forms secondary signal cavity 2-48 in right valve pocket 2-3 mesopore, secondary signal cavity 2-48 with by oilhole 2-29, be communicated with the left valve seat 2-9 of combined floodgate one-step valve.The right-hand member that the left end of right spool 2-5 inserts left spool 2-4 form one can interlock combination valve core, combination valve core is directly to packing left valve pocket 2-2 and right valve pocket 2-3 into, two valve pockets and two spools are assemblied on same axis, combination valve core can be between two valve pockets left and right moved in coaxial together, when left spool 2-4 moves to when being close to left valve pocket 2-2 and passing through its crossette by the sealing of left valve pocket 2-2 mesopore, combination valve core is in closing position, and high-pressure chamber 2-31 is communicated with interporal lacuna in right valve pocket 2-3 by right spool 2-5 with signal cavity 2-33.When moving to right to right valve pocket 2-3, right spool 2-5 is close to and when crossette by right spool 2-5Y shape hole left end seals up right valve pocket 2-3 mesopore, combination valve core is in sub-gate position, and low pressure cavity 2-32 is communicated with interporal lacuna in left valve pocket 2-2 by left spool 2-4 with signal cavity 2-33.Combination valve core is in closing position or during sub-gate position, and the locking steel ball 2-18 in right valve pocket 2-3 near the protruding head of right spool 2-3 right-hand member, also claims hourglass head under the effect of spring, can combination valve core seat is locked, and to keep the position of spool.

Described oil pump 2-52 is fixed on bolt 2-53 on the E face of valve body 2-1 (referring to Fig. 7), and the oil-out of oil pump 2-52 docks with oilhole 2-23, makes the fuel-displaced oilhole 2-23 that directly enters of oil pump.

Described safety valve is by emergency valve seat 2-73, safety lever 2-72, spring 2-74 forms (referring to Fig. 7), emergency valve seat 2-73 is arranged on the top of oilhole 2-27, emergency valve seat 2-73 centre bore right side mounting spring 2-74, safety lever 2-72 is installed on the centre bore of emergency valve seat 2-73, safety lever 2-72 right side withstands on spring 2-74, the centre bore of safety lever 2-72 sealingly secure valve seat 2-73 under the effect of spring 2-74, thereby sealing oilhole 2-27, when safety valve is opened, be that safety lever 2-72 is when pressed to the right by external force, oilhole 2-27 is depressurization just, hydraulic oil in oilhole 2-27 can flow in fuel tank 3-15.

Described time-delay valve is by time delay valve rod 2-56, time delay spool 2-62, time delay valve pocket 2-66 forms (referring to Fig. 8, 12), time delay valve rod 2-56, time delay spool 2-62, after sealing ring is housed on time delay valve pocket 2-66, plug-in mounting enters in the time delay valve opening 2-75 of valve body 2-1, time delay valve rod 2-56 screw thread is fixed on flange 2-79, utilize bolt that flange 2-79 is fixed on valve body 2-1, time delay valve rod 2-56 is just fixed in the time delay valve opening 2-75 of valve body 2-1, flange 2-80 cover is pressed on time-delay valve cover 2-66, with bolt, flange 2-80 is fixed on valve body 2-1, utilize the upper sealing ring 2-57 of time delay valve rod 2-56 and the upper sealing ring 2-65 of time delay valve pocket 2-66 time-delay valve to be sealed in the time delay valve opening 2-75 of valve body 2-1, time delay spool 2-62 can move left and right in time delay valve opening 2-75, time delay spool 2-62 utilizes time delay valve rod 2-56 to contact spacing with time delay valve pocket 2-66.

Described time delay valve rod 2-56 upper oil hole 2-58 and oilhole 2-59 are communicated with, and oilhole 2-59 and valve body 2-1 upper oil hole 2-71 are communicated with, and the oilhole 2-71 other end is communicated with signal cavity 2-33 in valve body 2-1.Utilize sealing ring 2-57, sealing ring 2-60 and the upper sealing ring 2-61 of time delay spool 2-62 on time delay valve rod 2-56 that the cavity in time delay valve rod 2-56 right side and time delay spool 2-62 left side is communicated with signal cavity 2-33.Utilize the upper sealing ring 2-61 of time delay spool 2-62 and the upper sealing ring 2-63 of time delay valve pocket 2-66 by cavity sealing between time delay valve opening 2-75 inner seal ring 2-61 and sealing ring 2-63, this cavity utilizes oilhole 2-23 to be communicated with oilhole 2-26, and this cavity is communicated with valve body 2-1 inner high voltage cavity 2-31.Utilize time delay valve pocket 2-66 upper sealing ring 2-63, sealing ring 2-64, sealing ring 2-65 by time delay valve pocket 2-66 and the right survey cavity sealing of time delay spool 2-62, this cavity utilizes oilhole 2-25, oilhole 2-67, oilhole 2-68, oilhole 2-69, oilhole 2-70, is communicated with one-step valve upper oil cavitie 2-36.

Described separating brake governing valve (referring to Fig. 6) is to insert in valve body 2-1 and lead to oilhole 2-22 after separating brake speed control rod 2-51 front end installation sealing ring, and separating brake speed control rod 2-51 rear end screw thread is fixed on flange, and flange is fixed on valve body 2-1 by bolt again.When rotation separating brake speed control rod 2-51, the adjustable separating brake speed control rod of the screw thread 2-51 on separating brake speed control rod 2-51 inserts the degree of depth of valve body 2-1, thereby the sectional area of controlling oilhole 2-22 is controlled the mistake oil mass of oilhole 2-22, opening velocity that like this can controlling organization.Combined floodgate governing valve (referring to Fig. 8) is after combined floodgate speed control rod 2-50 front end installation sealing ring, to insert the oilhole 2-22 of valve body 2-1, combined floodgate speed control rod 2-50 rear end screw thread is fixed on flange, flange is fixed on valve body 2-1 by bolt again, when rotation combined floodgate speed control rod 2-50, the adjustable combined floodgate speed control rod of screw thread 2-50 on combined floodgate speed control rod 2-50 inserts the degree of depth of valve body 2-1, thereby the sectional area of controlling oilhole 2-23 is controlled the mistake oil mass of oilhole 2-23, closing speed that like this can controlling organization.

The part of above-mentioned control valve module except relating to time-delay valve is prior art, referring to publication number, be CN101916676A, open day is on December 15th, 2010, " spring hydraulic control mechanism control valve " patent documentation that number of patent application is 201010254181.2.

Oil pump case module profile is flat square (referring to Figure 13,14), comprises the annexes such as fuel tank 3-15, fuel tank cap 3-17, energy storage motor 3-1, travelling gear 3-2, travelling gear 3-3, bent axle 3-5, oil ga(u)ge 3-9, vent valve 3-11, the outer connecting lever 3-14 of safety valve and the interior connecting lever 3-12 of safety valve.Oil pump case module be take fuel tank 3-15 as matrix, and fuel tank 3-15 upper surface mounts cover fuel tank cap 3-17 and uses the seam of sealing ring 3-18 leakproof fuel cell 3-15 and fuel tank cap 3-17, forms the oil storage cavity of sealing.Four jiaos have the bolt hole 3-8 being connected with other modules, and bolt hole runs through whole oil pump case module.The lower surface of oil pump 3-15 (G face) has various low pressure oilholes, oilhole 3-22 is communicated with valve body 2-1 upper oil hole 2-22, oilhole 3-23 is communicated with the upper safety valve recycling of valve body 2-1 safety valve and leads to oilhole 2-23, oilhole 3-24 is communicated with valve body 2-1 upper oil hole 2-24, fuel tank 3-15 lower surface (G face) engages with control valve module valve body 2-1 (E face), utilizes the seal groove of fuel tank 3-15 lower surface (G face) periphery that the composition surface that sealing ring 3-16 comes leakproof fuel cell 3-15 and valve body 2-1 is installed.Vertical plane one side of the upper outstanding wall end of fuel tank 3-15 is equipped with motor 3-1, the upper one side overlapping with outstanding wall of fuel tank 3-15 is equipped with one group of travelling gear 3-2 and travelling gear 3-3, travelling gear 3-2 and motor 3-1 are coaxial, travelling gear 3-3 and bent axle 3-5 are coaxial, the power utilization driving gear set of motor 3-1 can be passed to the bent axle 3-5 in fuel tank 3-15, bent axle 3-5 installs into fuel tank 3-15, on bent axle 3-5, installing two bearing 3-4 is positioned in fuel tank 3-15 bent axle 3-5, utilize sealing ring 3-6 on bent axle 3-5 and sealing ring 3-7 by crankshaft seal in fuel tank 3-15, make the hydraulic oil in fuel tank 3-15 can not overflow fuel tank 3-15 when bent axle 3-5 rotates, bent axle 3-5 drives oil pump 2-52 work while rotating, during oil pump 2-52 work, the hydraulic oil in fuel tank 3-15 can be injected to oilhole 2-23 from the oil-out of oil pump 2-52.Fuel tank 3-15 goes up and motor 3-1 opposite face is equipped with clean oil mark 3-9, sealing ring 3-10 rear thread is housed on oil ga(u)ge 3-9 to be fixed on fuel tank 3-15, by oil ga(u)ge 3-9, can from fuel tank 3-15, observe the oil mass in fuel tank 3-15, vent valve 3-11 screw thread is fixed on the upper one side relative with driving gear set of fuel tank 3-15, after vent valve 3-11 opens, can be communicated with in fuel tank 3-15 and extraneous space, make fuel tank 3-15 internal and external pressure balance.Pivot pin 3-25 is installed on the vent valve 3-11 one side of fuel tank 3-15, in safety valve, connecting lever 3-12 is fixed on a side in pivot pin 3-25 fuel tank 3-15, the outer connecting lever 3-14 of safety valve is fixed on the outer side of pivot pin 3-25 fuel tank 3-15, the outer connecting lever 3-14 other end of safety valve connects connecting rod 4-5 (referring to Figure 21), utilize the gap of the upper sealing ring 3-13 sealingly secure pivot pin 3-25 of pivot pin 3-25 and fuel tank 3-15, in safety valve, connecting lever 3-12 is sealed in fuel tank 3-15, in safety valve, the outer connecting lever 3-14 of connecting lever 3-12 and safety valve can synchronously rotate, when connecting lever 3-12 rotates in safety valve, can press safety lever 2-72, opening or sealing of safety valve can be controlled by the outer connecting lever 3-14 of connecting lever 3-12 or safety valve in safety valve.Connecting rod 4-5 other end thread connecting joint 4-6, joint 4-6 is fixed by bolts on energy storage flange 1-6, pressure controller 4-3 is fixed by bolts to outer connecting lever 3-14 mono-side of safety valve on fuel tank 3-15, tooth bar 4-4 screw thread is fixed on joint 4-6, joint 4-6 bolt is fixed on energy storage flange 1-6, when energy storage flange 1-6 moves, can pull pressure controller tooth bar 4-4 and connecting rod 4-6 to make three's interlock.Positioning sleeve 3-19 is fixed by bolts to fuel tank cap 3-17 centre bore, piston rod 1-4 is through the centre bore of fuel tank 3-15 and positioning sleeve 3-19, piston rod 1-4 can horizontally slip, the upper sealing ring 3-20 of positioning sleeve 3-19 and sealing ring 3-21 are by piston rod 1-4, positioning sleeve 3-19 and the triangular gap sealing of fuel tank cap 3-17, oil pump case module is high power hydraulic actuating mechanism storage hydraulic oil, hydraulic oil is provided to working cylinder module and control valve module.

The integral body assembling (referring to Figure 15,16,17,18) of high power hydraulic actuating mechanism: high power hydraulic actuating mechanism is comprised of annexes such as loaded cylinder and dish spring pack module, working cylinder module, control valve module, four modules of oil pump case module and support, mechanical lock, pressure controllers.Loaded cylinder and dish spring pack module are sleeved on outside working cylinder module, base flange 1-10 internal thread in loaded cylinder and dish spring pack module and the Master cylinder body 1-1 of working cylinder module bottom external screw thread are connected and fixed, after in loaded cylinder and dish spring pack module, bolt 1-33 unclamps, under the elastic potential energy effect of dish spring group 1-12, the annulus table top 1-20 laminating of the annulus table top 1-21 of loaded cylinder 1-8 and Master cylinder body 1-1, so far completes loaded cylinder and dish spring pack module cover and assembles with the combination of working cylinder module.

The upper surface of cylinder body 1-1 in working cylinder module (J face) overlaps with the upper surface (I face) of upper flange 1-2, upper surface (I face) and cylinder body 1-1 upper surface (the J face) of upper flange 1-2 in valve body 2-1 lower surface (F face) laminating working cylinder module in control valve module, utilize the upper sealing ring 1-37 of upper flange 1-2 and the upper sealing ring 1-38 sealing of cylinder body 1-1 note to close place, cylinder body 1-1 upper oil hole 1-13 and valve body 2-1 upper oil hole 2-23 Butt sealing, cylinder body 1-1 upper oil hole 1-15 and valve body 2-1 upper oil hole 2-22 Butt sealing, cylinder body 1-1 upper oil hole 1-34 and valve body 2-1 upper oil hole 2-55 Butt sealing, so far complete the combination of control valve module and working cylinder module.

Oil pump case module profile is flat square, comprises the inside and outside connecting lever that fuel tank, fuel tank cap, energy storage motor, travelling gear, plunger oil pump core, bent axle, oil ga(u)ge, vent valve, pressure controller, control safety valve are used, oil pump case module be take fuel tank as matrix, and fuel tank upper surface, by oil tank cover sealing, forms the oil storage cavity of sealing, and there is coaxial installation locating interface at fuel tank and fuel tank cap center, and four jiaos have the bolt hole being connected with other modules, and bolt hole runs through whole oil pump case module, the lower surface of oil pump case has some oilholes, and lower surface is that sealing surface most peripheral has seal groove and engages with control valve module, on fuel tank, vertical plane one side of outstanding wall end is equipped with motor, the one side overlapping with outstanding wall on fuel tank is equipped with one group of travelling gear, and the power of motor is passed to the bent axle in fuel tank by travelling gear, and bent axle drives the work of plunger oil pump core while rotating, one side relative with travelling gear on fuel tank is provided with vent valve, the inside and outside connecting lever that pressure controller and control safety valve are used, vent valve can be communicated with in fuel tank and extraneous space after opening, make fuel tank internal and external pressure balance, pressure controller is fixed on fuel tank, the tooth bar of pressure controller is fixed on energy storage flange with joint, the inside and outside connecting lever that control safety valve is used is fixed on fuel tank, connecting lever one end connection safety valve, other end jointing, energy storage flange, the inside and outside connecting lever connecting rod that control safety valve is used and the tooth bar of pressure controller are fixed together by joint, when energy storage flange moves, the inside and outside connecting lever that can pull pressure controller tooth bar and control safety valve to use carries out interlock, piston rod can pass oil pump case module centers hole, and can longitudinal sliding motion.

The upper surface (E face) of valve body 2-1 utilize the upper sealing ring 3-16 sealing of fuel tank 3-15 note to close place in the lower surface of fuel tank 3-15 (G face) laminating control valve module in described oil pump case module, lower surface (G face) the upper oil hole 3-24 Butt sealing of the upper surface of valve body 2-1 (E face) upper oil hole 2-24 and fuel tank 3-15, lower surface (G face) the upper oil hole 3-22 Butt sealing of the upper surface of valve body 2-1 (E face) upper oil hole 2-22 and fuel tank 3-15, the upper safety valve of installing of oilhole 2-27 of valve body 2-1 upper surface (E face) and lower surface (G face) the upper oil hole 3-23 Butt sealing of fuel tank 3-15, the oil-in of the oil pump 2-52 that install the upper surface of valve body 2-1 (E face) directly inserts fuel tank 3-15, the lower surface (K face) of the upper surface of fuel tank cap 3-17 in oil pump case module (L face) laminating support 4-1, utilize four high-strength bolt 4-9 to run through the bolt hole on support 4-1, the four corner bolt hole 3-8 that run through oil pump case module top tank 3-15 and fuel tank cap 3-17, the bolt hole 2-49 that run through four jiaos of places on the valve body 2-1 of control valve module, be fastened in working cylinder module in four jiaos of screwed holes on upper flange 1-2, by four high-strength bolt 4-9, make working cylinder module, control valve module, oil pump case module and support 4-1 firmly combine, utilize each module joint place sealing ring, make the airtight hydraulic circuit capable of circulation of the inner formation of high power hydraulic actuating mechanism.

Piston rod 1-4 passes the centre bore of valve body 2-1 centre bore 2-54, fuel tank 3-15 and fuel tank cap 3-17 near support 4-1 end simultaneously, piston rod 1-4 can slide up and down at cylinder body 1-1 centre bore, utilizes splitting lock cushioning cover 1-31 and combined floodgate cushion collar 1-32 to carry out spacing (referring to Figure 15) to piston rod 1-4.

Described energy storage flange 1-6 is upper with bolt permanent joint 4-6, the upper screw thread of joint 4-6 is stationary links 4-5 and tooth bar 4-4 simultaneously, when energy storage flange 1-6 moves with loaded cylinder 1-8, can be with carry-over bar 4-4 and connecting rod 4-5 to move, the movement of connecting rod 4-5 can drive the outer connecting lever 3-14 of safety valve to rotate, drive pivot pin 3-25 to rotate simultaneously, the final interior connecting lever 3-12 of safety valve that drives rotates, when energy storage flange 1-6 moves to certain position, in safety valve, connecting lever 3-12 presses safety lever 2-72, so oilhole 2-27 is communicated with oilhole 3-23, when energy storage flange 1-6 oppositely moves, safety lever 2-72 is at spring 2-74 effect lower seal oilhole 2-27 and oilhole 3-23.

Described mechanical lock forms (referring to Figure 15) by connecting lever 4-7 and connecting rod 4-8, it is that axle center is fixed on support 4-1 that connecting lever 4-7 becomes L-type middle corners place, on axle center, install torsion spring 4-11, connecting lever 4-7 one end is installed on the strip indentation, there of connecting rod 4-8 with pivot pin, under torsion spring 4-11 effect, make connecting lever 4-7 reverse to the direction of connecting rod 4-8, the centre of connecting rod 4-8 is fixed on support 4-1, connecting rod 4-8 stretches to lower end energy storage flange 1-6, after high power hydraulic actuating mechanism energy storage, energy storage flange 1-6 is to the reverse movement of support 4-1, connecting rod 4-8 is separated with energy storage flange 1-6, connecting lever 4-7 reverses to connecting rod 4-8 direction under the effect of torsion spring, connecting lever 4-7 upper end separating joint 4-10, after high power hydraulic actuating mechanism dish spring group 1-12 energy discharges, energy storage flange 1-6 moves to the direction of support 4-1, dish spring group 1-12 little energy is when operating not again, connecting rod 4-8 contacts with energy storage flange 1-6, connecting rod 4-8 and connecting lever 4-7 interlock, make the top of connecting lever 4-7 enter joint 4-10 and approach piston rod 1-4, piston rod 1-4 cannot be moved downward, cannot move by separating brake, mechanical lock only just works after high power hydraulic actuating mechanism closes a floodgate.

The working method of high power hydraulic actuating mechanism of the present invention:

The energy storage course of work: during high power hydraulic actuating mechanism energy storage of the present invention, motor 3-1 band dynamic crankshaft 3-5 rotates, bent axle 3-5 pressure oil pump 2-52 work, oil pump 2-52 pumps the hydraulic oil in fuel tank 3-15 from oil-out, pump into oilhole 2-23, oilhole 2-26, valve body high pressure chest 2-31, oilhole 1-13, cylinder body high pressure chest 1-14, cylinder body high pressure chest 1-36, make the upper annulus table top 1-21 of loaded cylinder 1-8 separated with the upper annulus table top 1-20 of cylinder body 1-1, (referring to Fig. 5) moves down loaded cylinder 1-8, with spacing flange 1-7 and energy storage flange 1-6, move down, compact disc spring group 1-12, under the elastic potential energy effect of dish spring group 1-12, make valve body high pressure chest 2-31, cylinder body high pressure chest 1-14, cylinder body high pressure chest 1-36 is full of high pressure liquid force feed.

The combined floodgate course of work: high power hydraulic actuating mechanism of the present invention is in gate-dividing state, in the time of need to doing closing operation, after making electromagnet 2-21 energising, making electromagnet 2-21 impacts combined floodgate one-step valve combined floodgate valve rod 2-17, combined floodgate valve rod 2-17 promotes steel ball 2-14, hydraulic oil is from high-pressure chamber 2-31, cylinder body high pressure chest 1-14, the cylinder body high pressure chest 1-36 oilhole 2-29 that flows through, combined floodgate valve seat 2-10 centre bore, oilhole 2-30, enter oil pocket 2-35, oilhole 2-39, back down steel ball 2-15, enter oil pocket 2-34, oilhole 2-38, enter secondary signal cavity 2-48, make secondary signal cavity 2-48 form high pressure, under hydraulic oil effect, combination valve core is moved to the left, when left spool 2-4 moves to when being close to left valve pocket 2-2 and passing through its crossette by the sealing of left valve pocket 2-2 mesopore, combination valve core is in closing position, high-pressure chamber 2-31 is communicated with interporal lacuna in right valve pocket 2-3 by right spool 2-5 with signal cavity 2-33, hydraulic oil utilizes this gap from high-pressure chamber 2-31 entering signal cavity 2-33, enter oilhole 2-71, oilhole 2-58, oilhole 2-59, make time delay spool 2-62 left end cavity be full of hydraulic oil, time delay spool 2-62 moves right until contact spacing with time delay valve pocket 2-66, hydraulic oil flows to oilhole 1-34 from oilhole 2-55 again, enter cylinder body signal chamber 1-35, high pressure liquid force feed moves upward piston rod 1-4 until spacing with combined floodgate cushion collar 1-32 laminating, motion by piston rod 1-4 can drive circuit breaker to carry out feed motion.

The separating brake course of work: high power hydraulic actuating mechanism of the present invention is in "on" position, in the time of need to doing sub-switching operation, after tripping electromagnet 2-20 energising, tripping electromagnet 2-20 impacts separating brake one-step valve separating brake valve rod 2-16, separating brake valve rod 2-16 promotes steel ball 2-13, hydraulic oil is from the secondary signal cavity 2-48 oilhole 2-28 that flows through, the centre bore of separating brake valve seat 2-8, oilhole 2-37, enter oil pocket 2-36, oilhole 2-25, enter combination oilhole 2-70 in time-delay valve, oilhole 2-69, after oilhole 2-67, enter oilhole 2-24, finally by oilhole 3-24, flow in fuel tank 3-15, when secondary signal cavity, 2-48 loses high pressure, combination valve core moves right under the effect of hydraulic oil, when moving to right to right valve pocket 2-3, right spool 2-5 is close to and when crossette by right spool 2-5Y shape hole left end seals up right valve pocket 2-3 mesopore, combination valve core is in sub-gate position, low pressure cavity 2-32 is communicated with interporal lacuna in left valve pocket 2-2 by left spool 2-4 with signal cavity 2-33, the hydraulic oil oilhole 1-34 that flows through in cylinder body signal chamber 1-35, oilhole 2-55, entering signal cavity 2-33 and low pressure cavity 2-32, by oilhole 2-22 and oilhole 3-22, flow in fuel tank 3-15 again, the hydraulic oil of time delay spool 2-62 left end cavity is from oilhole 2-58, oilhole 2-59, oilhole 2-71 flows to signal cavity 2-33, time delay spool 2-62 under the effect of hydraulic oil to left movement until contact with time delay valve rod 2-56, time delay spool 2-62 right-hand member seals oilhole 2-24, in cylinder body high pressure chest 1-14, hydraulic oil effect lower piston rod 1-4 moves downward until spacing with splitting lock cushioning cover 1-31 laminating, motion by piston rod 1-4 can drive circuit breaker to carry out separating brake action.

After described combined floodgate or separating brake action, the hydraulic oil of cylinder body high pressure chest 1-36 can enter cylinder body signal chamber 1-35, and the upper annulus table top 1-20 distance of the upper annulus table top 1-21 of loaded cylinder 1-8 and cylinder body 1-1 is reduced.

Experimental results show that: hydraulic spring grease cup actuating machine of the present invention, it adopts the advantage of Integration Design in tandem to eradicate the persistent ailment of agent structure in the past, improve mechanically stable and the sealing reliability of high power hydraulic actuating mechanism comprehensively, thereby improved the stability that product is used.

Claims (4)

1. a high power hydraulic actuating mechanism, it comprises loaded cylinder and dish spring pack module, working cylinder module, control valve module, oil pump case module, it is characterized in that, described working cylinder module concentric is sleeved in the loaded cylinder of loaded cylinder and dish spring pack module and is fixing, and concentric is in tandem is successively integral for oil pump case module, control valve module and working cylinder module, the fuel tank of oil pump case module is realized and being communicated with the cylinder body of working cylinder module by high and low pressure oil circuit, the signal oil circuit opened on connecting end surface between working cylinder module, control valve module and oil pump case module, the piston rod of described working cylinder module is through control valve module and oil pump case module, on the stroke of piston rod, a top by connecting lever has coordinated locking or removed mechanical lock with the joint on piston rod top is installed, on the energy storage flange of described loaded cylinder and dish spring pack module, be fixed with connecting rod and the tooth bar of interlock, the described connecting rod other end is connected with the outer connecting lever of safety valve in control valve module, and described tooth bar coordinates with the gear of the pressure controller of fuel tank module, control valve module profile is flat tetragonal body, take valve body as matrix, comprises main valve body, making electromagnet, tripping electromagnet, combined floodgate one-step valve, separating brake one-step valve and non-return valve, secondary valve, time-delay valve, safety valve, oilhole, divide-shut brake governing valve, there is straight mouthful of coaxial positioning at described control valve valve body center, and four jiaos have the bolt hole being connected with other modules, all there are oil circuit mouth and seal groove in valve body upper and lower end face, described combined floodgate one-step valve, separating brake one-step valve and non-return valve are embedded in the right valve pocket of secondary valve, and by the oilhole of right valve pocket, above-mentioned one-step valve, secondary valve and main valve body are connected, described secondary valve is directly to embed in the secondary valve valve opening of main valve body, and seal with sealing ring, in main valve body secondary valve valve opening, relatively embed left valve pocket and right valve pocket, utilize on left valve pocket and right valve pocket sealing ring by a left side for secondary valve valve opening, in, part on the right side low pressure cavity is not set, signal cavity and high-pressure chamber, left valve pocket and right valve pocket utilize respectively blind flange and electromagnet adpting flange to be fixed in main valve body secondary valve valve opening, left valve pocket and right valve pocket insert respectively left spool and the right spool coordinating with it, right spool left end and left spool right-hand member are pegged graft and are formed the combination valve core of interlock, left end at main valve body valve pocket is communicated with left spool by left valve pocket oilhole, making electromagnet moves to left combination valve core when left spool and left valve pocket are close to and pass through its crossette by left valve pocket mesopore sealing by combined floodgate one-step valve, combination valve core is in closing position, high-pressure chamber is communicated with signal cavity, in like manner, when tripping electromagnet is close to sealing by separating brake one-step valve by right spool and right valve pocket, combination valve core is in sub-gate position, and low pressure cavity is communicated with signal cavity, and combination valve core is when combined floodgate or sub-gate position, and the locking steel ball in right valve pocket locks combination valve core, described combined floodgate one-step valve, separating brake one-step valve and non-return valve, its structure is identical: by two of left and right valve seat, steel ball, ball holder, spring and valve rod, form, left end valve base center hole is placed spring, spring withstands ball holder, ball holder is held steel ball and is sealed the centre bore of right-hand member valve seat, in right-hand member valve base center hole, be installed with valve rod, valve rod left end withstands steel ball, and right-hand member connects making electromagnet, tripping electromagnet, in described main valve body, low pressure cavity utilizes oilhole to be communicated with low pressure oilhole in fuel tank and working cylinder, and the high-pressure chamber in main valve body utilizes oilhole to be communicated with working cylinder inner cylinder body high pressure chest, and in main valve body, signal cavity utilizes oilhole to be communicated with working cylinder inner cylinder body signal chamber, described time-delay valve is comprised of time delay valve rod, time delay spool, time delay valve pocket and sealing ring, after time delay valve rod, time delay spool, time-delay valve put sealing ring is housed, plug-in mounting enters in the time delay valve opening of valve body, time delay valve rod is fixed on left valve pocket one side of time delay valve opening left side secondary valve, time delay spool right-hand member is installed in time delay valve pocket, time delay valve pocket is fixed on right valve pocket one side of time delay valve opening right side secondary valve, and time delay valve rod and time-delay valve arbitrage are sealingly fastened in time-delay valve in valve body time delay valve pocket with flange, described safety valve is comprised of emergency valve seat, safety lever, spring and sealing ring, emergency valve seat, safety lever, spring pack in the oilhole being communicated with fuel tank and valve body high-pressure chamber above valve body successively, emergency valve seat is equipped with sealing ring outward, in emergency valve seat, install safety lever, under safety lever, spring is housed, under the active force of spring, safety lever seals up the centre bore of emergency valve seat, when in safety valve, connecting lever rotates, press after safety lever, safety lever can back down spring and be communicated with oilhole, after acting on the external force of safety lever and disappearing, and the safety lever centre bore of sealingly secure valve seat again under the effect of spring, described divide-shut brake governing valve is to utilize respectively divide-shut brake speed control rod to carry out the oily flux in divide-shut brake oil circuit hole in application valve body, the rear end of divide-shut brake speed control rod is screw thread, utilize flange to be fixed on valve body, divide-shut brake speed control rod inserts corresponding oilhole, utilizes the screw thread on divide-shut brake speed control rod to be rotated adjusting.

2. a kind of high power hydraulic actuating mechanism according to claim 1, is characterized in that, loaded cylinder and dish spring pack module profile are cylinder, comprise loaded cylinder, spacing flange, dish spring group, bolt, pivot flange and base flange, loaded cylinder, spacing flange, dish spring group, pivot flange and base flange successively longitudinally coaxial in tandem together with, spacing flange is set in loaded cylinder outside and engages spacing with the annulus table top in outside, loaded cylinder upper end, pivot flange is set in loaded cylinder outside, the lower end note of upper end and dish spring group closes, inclined-plane, lower end engages spacing with the inclined-plane, upper end of base flange, utilize spacing flange and pivot flange that dish spring group is upper and lower spacing fixing, and through the bolt hole on base flange, be fastened on loaded cylinder bottom thread hole with four bolts, make loaded cylinder, spacing flange, dish spring group, bolt, pivot flange and base flange form module in tandem, working cylinder module profile is rank trapezoidal shape cylinders, module be take cylinder body as matrix, it is stifled that cylinder body center is coaxially coated with cylinder from bottom to up successively, splitting lock cushioning cover, piston rod, combined floodgate cushion collar and copper sheathing, cylinder body upper end has height, low pressure oil way, the oil circuit mouth of signal oil circuit, and connect foursquare upper flange in cylinder body upper end outside screw, the upper surface of upper flange and working cylinder overlaps, copper sheathing and combined floodgate cushion collar are coaxially threaded onto the upper end of cylinder inner bore, the upper surface of copper sheathing overlaps with cylinder upper end face, piston rod is coaxially threaded onto the central bore of copper sheathing and combined floodgate cushion collar, piston-rod lower end is placed in cylinder body central bore, cylinder is stifled to be coaxially threaded onto the lower end of cylinder body and to fix with bolt, splitting lock cushioning cover is coaxially threaded onto the lower end of cylinder body central bore, splitting lock cushioning cover lower surface and cylinder block end joined, piston-rod lower end is through splitting lock cushioning cover centre bore, described piston rod is threaded onto in cylinder body, and sealing ring is housed on piston rod, and sealing ring engages cylinder body centre bore, and cylinder body centre bore is divided into two cavitys, and piston rod can slide up and down in the central bore of cylinder body, described cylinder body is for being inverted rank trapezoidal shape cylinder, and center is provided with the coaxial through-hole that diameter does not wait, and all through holes are coaxial with cylinder body cylinder side, and its surfaces externally and internally is smooth, is provided with the oilhole of high and low pressure oil circuit, signal oil circuit in cylinder body.

3. a kind of high power hydraulic actuating mechanism according to claim 1, it is characterized in that, oil pump case module profile is flat square, comprises the inside and outside connecting lever that fuel tank, fuel tank cap, energy storage motor, travelling gear, plunger oil pump core, bent axle, oil ga(u)ge, vent valve, pressure controller, control safety valve are used, oil pump case module be take fuel tank as matrix, and fuel tank upper surface, by oil tank cover sealing, forms the oil storage cavity of sealing, and there is coaxial installation locating interface at fuel tank and fuel tank cap center, and four jiaos have the bolt hole being connected with other modules, and bolt hole runs through whole oil pump case module, the lower surface of oil pump case has the oilhole of high and low pressure oil circuit, signal oil circuit, and lower surface is that sealing surface most peripheral has seal groove and engages with control valve module, on fuel tank, vertical plane one side of outstanding wall end is equipped with motor, the one side overlapping with outstanding wall on fuel tank is equipped with one group of travelling gear, and the power of motor is passed to the bent axle in fuel tank by travelling gear, and bent axle drives the work of plunger oil pump core while rotating, one side relative with travelling gear on fuel tank is provided with vent valve, the inside and outside connecting lever that pressure controller and control safety valve are used, vent valve can be communicated with in fuel tank and extraneous space after opening, make fuel tank internal and external pressure balance, pressure controller is fixed on fuel tank, the tooth bar of pressure controller is fixed on energy storage flange with joint, the inside and outside connecting lever that control safety valve is used is fixed on fuel tank, connecting lever one end connection safety valve, other end jointing, energy storage flange, the inside and outside connecting lever connecting rod that control safety valve is used and the tooth bar of pressure controller are fixed together by joint, when energy storage flange moves, the inside and outside connecting lever that can pull pressure controller tooth bar and control safety valve to use carries out interlock, piston rod can pass oil pump case module centers hole, and can longitudinal sliding motion.

4. a kind of high power hydraulic actuating mechanism according to claim 1, is characterized in that, on the support of oil pump case module outer end, mechanical lock is installed, and mechanical lock connecting lever and mechanical lock connecting rod, consists of, it is that axle center is fixed on support that mechanical lock connecting lever becomes L-type middle corners place, on axle center, install torsion spring, mechanical lock connecting lever one end is installed on the strip indentation, there of mechanical lock connecting rod with pivot pin, under torsion spring effect, make mechanical lock connecting lever reverse to the direction of mechanical lock connecting rod, the centre of mechanical lock connecting rod is fixed on support, energy storage flange is stretched in mechanical lock connecting rod lower end, after high power hydraulic actuating mechanism energy storage, energy storage flange is to the reverse movement of support, mechanical lock connecting rod is separated with energy storage flange, mechanical lock connecting lever reverses to mechanical lock connecting rod direction under the effect of torsion spring, mechanical lock connecting lever upper end departs from piston rod top joint, when high power hydraulic actuating mechanism is released energy, energy storage flange moves to the direction of support, when energy is discharged into while operating not again, mechanical lock connecting rod contacts with energy storage flange, mechanical lock connecting rod and mechanical lock connecting lever interlock, make the top of mechanical lock connecting lever enter in the joint on piston rod top and block this joint, piston rod cannot be moved downward, cannot separating brake action.

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