CN202012353U - Hydraulic splitting trolley - Google Patents
Hydraulic splitting trolley Download PDFInfo
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- CN202012353U CN202012353U CN2011200790878U CN201120079087U CN202012353U CN 202012353 U CN202012353 U CN 202012353U CN 2011200790878 U CN2011200790878 U CN 2011200790878U CN 201120079087 U CN201120079087 U CN 201120079087U CN 202012353 U CN202012353 U CN 202012353U
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Abstract
The utility model discloses a hydraulic splitting trolley which comprises a trolley body, a traveling mechanism, a mechanical arm and a hydraulic splitter. The trolley body is arranged on the traveling mechanism; one end of the mechanical arm is connected with the trolley body; the trolley body of a trolley is provided with a hydraulic system; and the hydraulic splitter is arranged at the other end of the mechanical arm and is hydraulically connected with the hydraulic system. After the hydraulic splitting trolley adopts the technical scheme, the hydraulic splitter has the characteristics of convenience in operation, safety, reliability, flexibility in use, high working efficiency, no vibration, no impact, no noise, no dust, controllable splitting direction, economy, practicality and the like, so that the hydraulic splitting trolley has wide application in the industries of quarrying, mining exploration and the like and basic construction and can certainly replace the unsafe explosive blasting modes. Currently, the hydraulic splitter and the trolley are combined to form the hydraulic splitting trolley. The hydraulic splitting trolley has a simple structure, reliable technology and wider using prospect. Moreover, the utility model has the key point that the trolley is required to drill a hole before the splitting operation is carried out, so that the existing trolley can be sufficiently utilized and the equipment investment is reduced.
Description
Technical field
The utility model relates to technical field of engineering machinery, is specifically related to a kind of chassis, particularly a kind of hydraulic pressure splitting chassis with splitting function.
Background technology
The hydraulic pressure splitting machine is to be energy source with hydraulic oil or water under high pressure, drive the piston rod assembly motion that is connected with piston by piston, and use the wedge amplification principle dexterously, promote two split blocks and do the action of splitting, thereby produce the hundreds of ton, even go up the splitting power of kiloton, in tens seconds megalith easily splitting open, hard and huge ore is separated from massif.Since the hydraulic pressure splitting machine have volume little, in light weight, easy to operate, safe and reliable, use flexibly, friction when high efficiency, work, no impact, noiselessness, no dust, cleavage direction controllability, characteristics such as economical and practical, in extraction industry such as quarrying, mineral products and infrastructure, be extensive use of at present, in urban construction, river course mediation, disaster relief and rescue, work such as remove obstacles, become requisite a kind of machinery especially, and will more replace unsafe explosive blasting mode in the future.Though and expansive agent for cement slurry safety can't be used at cold zones such as the north.
The hydraulic pressure splitting machine of small-sized all by artificial directly hand-held, inserts in the hole that sets in advance, and carries out splitting.But for the hydraulic pressure splitting machine (being also referred to as airborne splitting machine) of big specification, often it is from weighing kilogram up to a hundred, even the hundreds of kilogram, can't hand operation, thereby generally it can only be installed in and constitute airborne splitting system on the mechanical arm of excavator.By the arm of operating machine, will carry out splitting in the default hole of hydraulic pressure splitting machine insertion during use.
Airborne splitting system based on excavator is a big invention really, and excavator is modal engineering machinery, and therefore repacking has a extensive future.But excavator all is based on the excavation function and designs, and generally is used for ground works more, and the hydraulic pressure splitting machine is mainly used in fields such as stone material, ore extraction, concrete orcible entry engineering, but not general ground works.Therefore especially the stone mining engineering may not need excavator, repacks airborne splitting system into if will buy excavator, drops into greatlyyer, and can not give full play to the function of excavator, therefore needs other method of consideration.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of hydraulic pressure splitting chassis, and it is bigger to solve existing airborne splitting system input based on excavator, and the problem that can not give full play to of function.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
Hydraulic pressure splitting chassis comprises vehicle body, walking mechanism and the mechanical arm of chassis; Described vehicle body is arranged on the walking mechanism, one end of described mechanical arm is connected with vehicle body, the vehicle body of described chassis has hydraulic system, it is characterized in that, described hydraulic pressure splitting chassis also comprises the hydraulic pressure splitting machine, described hydraulic pressure splitting machine is arranged on the other end of mechanical arm, and is connected with described hydraulic system hydraulic pressure.
In the optimized technical scheme, described hydraulic pressure splitting chassis also comprises hydraulic pressure intensifier, described hydraulic pressure intensifier is arranged between the hydraulic system of the splitting oil cylinder of hydraulic pressure splitting machine and described vehicle body, obtains low-pressure hydraulic oil from the hydraulic system of vehicle body and carries out supplying with the work of splitting oil cylinder after the supercharging.
Further in the optimized technical scheme, described hydraulic pressure intensifier comprises pressurized cylinder and joins oily unit; Described pressurized cylinder comprises: the first cylinder chamber, the second cylinder chamber, first piston, second piston and piston rod; The cylinder diameter in the described first cylinder chamber is greater than the cylinder diameter in the second cylinder chamber, and both are connected and coaxial setting; Described first piston is arranged in the first cylinder chamber, and second piston is arranged in the second cylinder chamber, and first piston and second piston be rigidly connected by described piston rod, and forms the 3rd cylinder chamber between the first piston and second piston; Describedly join oily unit and comprise: two-position four-way valve, first one way valve and pressure sensor; First interface of described two-position four-way valve is connected with the hydraulic system of vehicle body and obtains low-pressure hydraulic oil, the 3rd interface is connected with the described first cylinder chamber, the 4th interface is connected with described pressure sensor and high-pressure and hydraulic performance element by described first one way valve, and the described second cylinder chamber also is connected with the high-pressure and hydraulic performance element; Described pressure sensor and two-position four-way valve electricly connect.
Further in the optimized technical scheme, describedly join oily unit and also comprise: hydraulic control one-way valve, second one way valve and auxiliary fuel tank; The described second cylinder chamber is connected with the high-pressure and hydraulic performance element by hydraulic control one-way valve; Described auxiliary fuel tank is connected with the second cylinder chamber by second one way valve.
Again further in the optimized technical scheme, describedly join oily unit and also comprise: the 3rd one way valve, second one way valve, auxiliary fuel tank and control module; The described second cylinder chamber is connected with the high-pressure and hydraulic performance element by the 3rd one way valve; Described auxiliary fuel tank is connected with the second cylinder chamber by second one way valve; Described control module and two-position four-way valve electricly connect.
Further in the optimized technical scheme, described hydraulic pressure intensifier comprises booster, described booster has three interfaces, be respectively: be used for being connected and import the oil-feed port of low-pressure hydraulic oil with the hydraulic system of described vehicle body, be used for the oil return opening of oil return, and be used for being connected and export high-pressure and hydraulic oil and give the high pressure delivery outlet of splitting oil cylinder work with the splitting oil cylinder.
Further in the optimized technical scheme, described splitting chassis also comprises regulon; Described regulon is arranged between oil-feed port and the low-pressure hydraulic oil sources.
Further in the optimized technical scheme, described regulon comprises reducing valve, and described oil-feed port is connected with the low pressure oil sources by reducing valve.
In the further again optimized technical scheme, described regulon also comprises choke valve, and described oil-feed port is connected with choke valve by reducing valve, and choke valve is connected with described low pressure oil sources.
Further in the optimized technical scheme, described splitting chassis also comprises pressure sensing cell, and described pressure sensing cell is connected with compress cell.
Further in the optimized technical scheme, described pressure sensing cell comprises the high-pressure manometer of measuring compress cell high pressure delivery outlet pressure, and described high-pressure manometer is connected with described high pressure delivery outlet.
In the further again optimized technical scheme, described pressure sensing cell also comprises the low pressure gauge of measuring compress cell oil-feed port pressure, and described low pressure gauge is connected with the oil-feed port of compress cell.
Further in the optimized technical scheme, described splitting chassis also comprises reversing unit, and described reversing unit is arranged between the high pressure delivery outlet and splitting oil cylinder of booster.
Further in the optimized technical scheme, described splitting chassis comprises that also described reversing unit comprises three-position four-way valve, first interface of described three-position four-way valve is connected with the high pressure delivery outlet, and second interface is used for being connected with oil return opening, and the 3rd interface is used for being connected with the splitting oil cylinder with the 4th interface.
Further in the optimized technical scheme, described splitting chassis also comprises strainer, and described strainer is arranged between the hydraulic system of regulon and vehicle body.
In the optimized technical scheme, described hydraulic pressure splitting chassis also comprises protection mechanism, and described protection mechanism is arranged on the cylinder barrel periphery of hydraulic pressure splitting machine, and described protection mechanism is a bearer bar.
In the optimized technical scheme, described hydraulic pressure splitting machine is connected with mechanical arm by changeover mechanism.
In the optimized technical scheme, described walking mechanism is a kind of in crawler type walking mechanism, radial walking mechanism, the rail mounted walking mechanism.
In the optimized technical scheme, described hydraulic pressure splitting chassis also comprises hand-held controller, and described hand-held controller is connected with the control module of vehicle body by control cables or wireless mode.
In the optimized technical scheme, described hydraulic pressure splitting chassis also comprises the driving building, and described driving building is arranged on the vehicle body.
The beneficial effects of the utility model are:
Adopted the hydraulic pressure splitting chassis of technical solutions of the utility model, because splitting and itself have easy to operate, safe and reliable, use flexibly, friction when high efficiency, work, no impact, noiselessness, no dust, cleavage direction controllability, characteristics such as economical and practical, of many uses in industries such as quarrying, exploitation of mineral resources and infrastructure, will more replace unsafe explosive blasting mode.Now hydraulic pressure splitting machine and chassis being combined constitutes hydraulic pressure splitting chassis, in conjunction with simple, technology reliably, the use prospect is more wide; And key is originally just need hole with chassis, thereby can make full use of existing chassis before the splitting input of minimizing equipment.
Description of drawings
Fig. 1 is the structural representation of the utility model specific embodiment hydraulic pressure splitting chassis.
Fig. 2 is another structural representation of the utility model specific embodiment hydraulic pressure splitting chassis.
Fig. 3 is the hydraulic principle schematic diagram of hydraulic pressure splitting chassis in the utility model specific embodiment one.
Fig. 4 is the hydraulic principle schematic diagram of hydraulic pressure splitting chassis in the utility model specific embodiment two.
Fig. 5 is the hydraulic principle schematic diagram of hydraulic pressure splitting chassis in the utility model specific embodiment three.
The utility model is described in further detail below in conjunction with accompanying drawing.
The specific embodiment
Embodiment one
Generally all need first punching when concrete orcible entry and ore, stone mining, utilize the hole of being beaten to carry out explosive blasting, expansion agent spalling or the splitting of hydraulic pressure splitting machine then.The most backward hole knockout is to adopt the mode of manually drilling a blasting hole to punch, seldom adopts now, and the air pressure gun or the hydraulic gate punching of using hand-held instead.Owing to the development of technology and the raising of human cost, increasing stone mining enterprise began to select for use various drilling jumbos (Down-hole rolling rig) to punch in recent years.If chassis and airborne hydraulic splitting machine can be combined, constitute hydraulic pressure splitting chassis, then operating efficiency can be promoted greatly, and the utilization rate of chassis can be improved, reduce and drop into.
Hydraulic pressure splitting chassis as depicted in figs. 1 and 2 comprises: vehicle body 1, walking mechanism 2, driving building 3, mechanical arm 4, hydraulic pressure splitting machine 5, changeover mechanism 6 and protection mechanism 7.Described walking mechanism 2 is arranged on vehicle body 1 below, can drive vehicle body 1 walking.Described driving building 3 is arranged on the vehicle body 1, takes and operate hydraulic pressure splitting chassis for the driver.Certainly, the simple and easy chassis of not driving building 3 combine the hydraulic pressure splitting chassis that constitutes with hydraulic pressure splitting machine 5 also should be within the application's protection domain.Originally be arranged on the side that the control modules of driving in the building 3 are arranged on vehicle body 1 this moment, and the appropriate location is provided with pedal below operating unit, and the operator can stand in operation hydraulic pressure splitting chassis on the pedal of vehicle body 1 one sides.
In addition, hydraulic pressure splitting chassis can also have the line traffic control unit, comprises hand held controller and control cables.Hand held controller is connected with control module on the vehicle body by control cables (control bus).The operator may stand in the carrying out of simultaneously observing splitting work on the work plane, and one side is by hand held controller operation hydraulic pressure splitting chassis.This moment, the operator can very clearly observe the live telecast of carrying out of splitting work, thereby can operate hydraulic pressure splitting chassis and better work.Certainly, hand held controller also can with the control module wireless connections on the vehicle body, and do not need by control cables, then use conveniently, especially be fit to complicated, dangerous and the workplace of inapplicable line traffic control mode.
One end of described mechanical arm 4 is connected with vehicle body 1, and the other end is connected with hydraulic pressure splitting machine 5, is used to lift liquor charging and presses splitting machine 5.Mechanical arm 4 in this specific embodiment comprises big arm 41 and forearm 42 as shown in Figure 2.Between big arm 41 and the vehicle body 1, and between big arm 41 and the forearm 42, all adopt pivot pin to be rotatably connected, and each arm adopt hydraulic jack to drive.Certainly the mechanical arm 4 of not getting rid of some chassis comprises three and above arm, or even folding arm, but all uses this within the application's protection domain.
The hydraulic pressure splitting chassis of this specific embodiment, its hydraulic pressure splitting machine 5 is not to be directly installed on the mechanical arm 4, but is installed in indirectly on the mechanical arm 4 by described changeover mechanism 6.This is because the mechanical arm 4 of different chassis may have different specifications, in order to increase interchangeability and convenient the installation, specially set up changeover mechanism 6, if hydraulic pressure splitting machine 5 need be installed on the mechanical arm 4, only needed to select or make one to get final product with the suitable changeover mechanism of mechanical arm 4.
The hydraulic pressure splitting chassis of this specific embodiment also is provided with described protection mechanism 7 in the cylinder barrel periphery of hydraulic pressure splitting machine 5, and protection mechanism 7 is actually the bearer bar of a steel that is centered around the cylinder barrel periphery.Bearer bar can be avoided hydraulic pressure splitting machine 5 directly to knock obstruction such as massif when hydraulic pressure splitting machine 5 moves and cause damaging.
Certainly, because hydraulic pressure splitting machine 5 needs high-pressure and hydraulic oil to drive, so the chassis that the application adopted generally all needs itself to carry hydraulic system, and in fact most chassis is because have mechanical arm 4, even its walking mechanism 2 driven by hydraulic pressure, so all have hydraulic system.And the hydraulic pressure splitting machine generally can not move with walking mechanism 2 and mechanical arm 4 simultaneously, gets final product so only need tell one road sap pressure supply splitting machine 5 from the hydraulic system of chassis itself.And have a lot of chassis to have standby hydraulic fluid port P, thereby can directly hydraulic pressure splitting machine 5 be connected on the standby hydraulic fluid port P, that is to say that hydraulic pressure connects, fluid pressure line connects in other words.
But the pressure of hydraulic oil may not reach hydraulic pressure splitting machine 5 needed pressure in the hydraulic system of some chassis, thereby can influence the splitting effect, and just need carry out supercharging to hydraulic oil this moment.The hydraulic pressure splitting chassis that this specific embodiment provides, its hydraulic system as shown in Figure 3.The hydraulic system of this hydraulic pressure splitting chassis comprises: the hydraulic system of chassis itself (its standby hydraulic fluid port P only draws among the figure), and the hydraulic jack 51 of hydraulic pressure splitting machine 5, and hydraulic pressure intensifier, described hydraulic pressure intensifier is arranged on the vehicle body 1.
Described hydraulic pressure intensifier comprises: strainer 81, pressurized cylinder 82, join oily unit 83, reversing unit 84 and pressure monitoring unit 85; It is used for obtaining low-pressure hydraulic oil from standby hydraulic fluid port P, is supplied to hydraulic jack 51 after the supercharging.
In this specific embodiment, strainer 81 is arranged between the standby hydraulic fluid port P of the input port IN that joins oily unit 83 and chassis, is used for the low-pressure hydraulic oil that is obtained is filtered, and removes possible foreign matter etc., thereby guarantees the operate as normal of follow-up Hydraulic Elements.
Described pressurized cylinder 82 is core parts of realizing supercharging, but need with join oily unit 83 and be used.Described pressurized cylinder 82 comprises: the first cylinder chamber 821, the second cylinder chamber 822, first piston 823, second piston 824 and piston rod 825.The first cylinder chamber 821 and the 822 coaxial settings of the second cylinder chamber, cylinder diameter does not wait and be connected, and the ratio of both cylinder diameters square is pressure ratio (ratio of the area of the first piston 823 and second piston 824 just).The cylinder diameter in the first cylinder chamber 821 doubles the cylinder diameter in the second cylinder chamber 822 in this specific embodiment, so pressure ratio is four, the hydraulic oil about 15 MPas can be pressurized to about 60 MPas, to satisfy the demand of high-pressure and hydraulic performance element.First piston 823 is arranged in the first cylinder chamber 821, and second piston, 824 relative set are in the second cylinder chamber 822.The first piston 823 and second piston 824 are rigidly connected into piston component (first piston 823, second piston 824, piston rod 825 threes also can be designed to the piston component of integral type certainly) by piston rod 825, and form the 3rd cylinder chamber 826 between the first piston 823 and second piston 824.In fact the 3rd cylinder chamber 826 comprises the part in the first cylinder chamber 821 and the part in the second cylinder chamber 822, in this specific embodiment, though the 3rd cylinder chamber 826 is not connected with other any element, but offer pore on it, exhaust or air-breathing when being used for causing the 3rd cylinder chamber 826 volume-variation in piston motion.
Describedly join oily unit 83 and comprise in this specific embodiment: two-position four-way valve 831, first one way valve 832, hydraulic control one-way valve 833, second one way valve 834, auxiliary fuel tank 835 and pressure sensor 836 have input port IN and high pressure delivery outlet H in addition.
Described input port IN is used for being connected with the low-pressure hydraulic oil sources, and in this specific embodiment, input port IN is connected with standby hydraulic fluid port P by described strainer 1.Described high pressure delivery outlet H is used for being connected with follow-up hydraulic jack 51, for hydraulic jack 51 provides high-pressure and hydraulic oil.
First interface of described two-position four-way valve 831 is connected with input port IN that (first interface is exactly input port IN in other words, first interface is connected with standby hydraulic fluid port P by strainer 81), the 3rd interface is connected with the first cylinder chamber 821 of pressurized cylinder 82, the 4th interface is connected with high pressure delivery outlet H by described second one way valve 834, and second interface is connected with the oil return inlet T of the hydraulic system of chassis own.The second cylinder chamber 822 of pressurized cylinder 82 is connected with high pressure delivery outlet H by described hydraulic control one-way valve 833.Described auxiliary fuel tank 835 is connected with the second cylinder chamber 822 by first one way valve 832, and being used for is that the second cylinder chamber 822 replenishes hydraulic oil where necessary.Described pressure sensor 836 is connected with high pressure delivery outlet H, is used to respond to the pressure of high pressure delivery outlet H, and the action of control two-position four-way valve 831.The control end of hydraulic control one-way valve 833 is connected with high pressure delivery outlet H.
Described reversing unit 84 is arranged between the high pressure delivery outlet H that joins oily unit 83 and the follow-up hydraulic jack 51, is used to control the break-make and/or the direction of the hydraulic oil that high pressure delivery outlet H exported.In this specific embodiment, reversing unit 84 comprises three-position four-way valve 840, the 3-position 4-way hand-operated direction valve of saying so more specifically.
First interface of described three-position four-way valve 840 is connected with high pressure delivery outlet H; Second delivery outlet is used for being connected with chassis oil return inlet T (being exactly hydraulic oil container in other words); The 3rd interface is used for being connected with follow-up hydraulic jack 51 with the 4th interface, is respectively hydraulic jack 51 hydraulic oil and oil return are provided.
The hydraulic pressure intensifier of this specific embodiment in order to monitor the pressure of hydraulic oil, is avoided occurring causing accident because pressure is excessive, also is provided with described pressure monitoring unit 85.Pressure monitoring unit 85 comprises in this specific embodiment: low pressure gauge 51 and high-pressure manometer 852.Described low pressure gauge 51 is connected with oil-feed port IN, is used to show the pressure of the low-pressure hydraulic oil of importing pressurized cylinder 82; Described high-pressure manometer 852 is connected with high pressure delivery outlet H, is used to show the pressure of high pressure delivery outlet H place hydraulic oil.Need to prove that pressure monitoring unit 85 also can have only a high-pressure manometer 852, it can show the pressure at high pressure delivery outlet H place, also just can satisfy the demand substantially.
During actual the use, when three-position four-way valve 840 is in meta shown in Figure 3, the hydraulic oil of low pressure oil sources arrives high pressure delivery outlet H through filter 81, two-position four-way valve 831, second one way valve 834, then through three-position four-way valve 840 after direct oil return to the chassis oil return inlet T; This moment, hydraulic jack 51 was not worked.
When needing the work of hydraulic jack 51 forwards, make three-position four-way valve 840 be in position, a left side, this moment, the hydraulic oil of low pressure oil sources arrived high pressure delivery outlet H through filter 81, two-position four-way valve 831, second one way valve 834, behind three-position four-way valve 840, enter into hydraulic jack 51 then, thus can be so that pipeline be set up low pressure on the way.After pressure was set up, described pressure sensor 836 can perceive pressure and trigger two-position four-way valve 831 and switch to position, a left side.After this, low-pressure hydraulic oil no longer arrives high pressure delivery outlet H through second one way valve 834, but enter into the first cylinder chamber 821 of pressurized cylinder 82 from two-position four-way valve 831, thereby promoting the first piston 823 and second piston 824 moves right, then the hydraulic oil in the second cylinder chamber 822 has just converted high-pressure and hydraulic oil to, and export high pressure delivery outlet H to by hydraulic control one-way valve 833, finally promote 51 actings of follow-up hydraulic jack.
When three-position four-way valve 840 was in right, pressure foundation and supercharging were the same when being in position, a left side with three-position four-way valve 840, and just this moment, hydraulic jack 51 oppositely did work.
After hydraulic jack 51 acting is finished, make three-position four-way valve 840 get back to meta, this moment three-position four-way valve 840 four interfaces all and oil return inlet T, thereby pressure is laid down, hydraulic oil by the final oil return of oil return inlet T to hydraulic oil container.Lose after the pressure, pressure sensor 836 can perceive and trigger two-position four-way valve 831 and switch to right position, then piston component moves to left and resets, and the hydraulic oil in the auxiliary fuel tank 835 is supplemented to the second cylinder chamber 822 by first one way valve 832, has so far finished a complete working cycles.
Can on work plane, bore a collection of hole with chassis earlier during use, bore the hole and afterwards hidden hole drilling or hydraulic gate have been unloaded, carry out splitting after hydraulic pressure splitting machine 5 constitutes hydraulic pressure splitting chassis and load onto according to predeterminated position.Place cleaning after splitting is over is finished the work of an order of classes or grades at school.Next order of classes or grades at school unloads hydraulic pressure splitting machine 5 from chassis, bore a collection of hole again after loading onto hidden hole drilling or hydraulic gate, carries out splitting after reequiping the hydraulic pressure splitting machine then, so repeatedly.
Embodiment two
A kind of hydraulic pressure splitting chassis of this specific embodiment is its hydraulic pressure intensifier with the difference of embodiment one.As shown in Figure 4, the 3rd cylinder chamber 826 of pressurized cylinder 82 also is connected with the 3rd interface of two-position four-way valve 831, and in addition, hydraulic control one-way valve 833 is replaced by the 3rd one way valve 837.In addition, crucial is that a bit described hydraulic pressure intensifier also comprises control module 9, and described control module 9 is connected with two-position four-way valve 831, is used to control two-position four-way valve 831 and switches repeatedly with certain frequency, to realize continuing supercharging.
When three-position four-way valve 840 was in meta shown in Figure 4, the hydraulic oil of low pressure oil sources arrived high pressure delivery outlet H through filter 81, two-position four-way valve 831, second one way valve 834, then through three-position four-way valve 840 after direct oil return to the chassis oil return inlet T; This moment, hydraulic jack 51 was not worked.
When needing the work of hydraulic jack 51 forwards, make three-position four-way valve 840 be in position, a left side, this moment, the hydraulic oil of low pressure oil sources arrived high pressure delivery outlet H through filter 81, two-position four-way valve 831, second one way valve 834, behind three-position four-way valve 840, enter into hydraulic jack 51 then, thus can be so that pipeline be set up low pressure on the way.Simultaneously, low-pressure hydraulic oil process two-position four-way valve 831 enters the 3rd cylinder chamber 826 of pressurized cylinder 82, makes piston component move to left, and the hydraulic oil in the auxiliary fuel tank 835 is supplemented to the second cylinder chamber 822 by first one way valve 832.
After pressure was set up, described pressure sensor 836 can perceive pressure and trigger two-position four-way valve 831 and switch to position, a left side, and trigger control unit 9 is started working simultaneously, and after this control module 9 can make two-position four-way valve 831 switch repeatedly with certain frequency.
When two-position four-way valve 831 is positioned at position, a left side, low-pressure hydraulic oil no longer arrives high pressure delivery outlet H through second one way valve 834, but enter into the first cylinder chamber 821 of pressurized cylinder 82 from two-position four-way valve 831, thereby promoting the first piston 823 and second piston 824 moves right, then the hydraulic oil in the second cylinder chamber 822 has just converted high-pressure and hydraulic oil to, and export high pressure delivery outlet H to by the 3rd one way valve 837, finally promote 51 actings of follow-up hydraulic jack.
It should be noted that and just carried out a supercharging this moment, hydraulic jack 51 may also need continual high-pressure and hydraulic oil.This moment, two-position four-way valve 831 switched to right position again under the control of control module 9.The low-pressure hydraulic oil of low-pressure hydraulic oil sources does not arrive high pressure delivery outlet H by second one way valve 834, but only enters into the 3rd cylinder chamber 826 and make piston component reset left, and 835 pairs second cylinder chambeies of auxiliary fuel tank 822 replenish hydraulic oil simultaneously.When two-position four-way valve 831 switched to position, a left side again under the control of control module 9, piston component moved right again, once more the high-pressure and hydraulic oil in the second cylinder chamber 822 is flowed to hydraulic jack 51 by the 3rd one way valve 837.And so forth, then can realize repeatedly supercharging.Therefore, when the supercharging of embodiment one can not be satisfied the demand, adopt present embodiment then can satisfy the demands by supercharging repeatedly.
After hydraulic jack 51 acting is finished, make three-position four-way valve 840 get back to meta, this moment three-position four-way valve 840 four interfaces all and oil return inlet T, thereby pressure is laid down, hydraulic oil is by the hydraulic oil container of the final oil return of oil return inlet T.Lose after the pressure, pressure sensor 836 can perceive and trigger two-position four-way valve 831 and switch to right position, and control module 9 quits work simultaneously.
Embodiment three
The hydraulic schematic diagram of a kind of hydraulic pressure splitting chassis that this specific embodiment provides as shown in Figure 5, the difference of itself and embodiment two is that what compress cell 87 adopted is booster 871, but not pressurized cylinder 82.
As seen from Figure 5, the hydraulic pressure splitting chassis of this specific embodiment because adopted booster 871, thereby no longer needs the complicated oily unit 83 of joining.And booster 871 is standard components of outsourcing, in this no longer its structure of enumeration, function and principle.It is emphasized that booster 871 large-scale production, thereby dependable performance, and reasonable price.Booster 871 has three interfaces, is respectively: be used to import the oil-feed port IN of low-pressure hydraulic oil, be used for the oil return opening R of oil return, and the high pressure delivery outlet H that is used to export high-pressure and hydraulic oil.
Oil-feed port IN passes through regulon 86 and is connected as the standby hydraulic fluid port P of the chassis of low pressure oil sources, obtains the low-pressure hydraulic oil of certain flow and pressure.Regulon 86 comprises in this specific embodiment: choke valve 861 and reducing valve 862, the pressure and the flow of the hydraulic oil that inputs to booster 871 can be regulated by choke valve 861 and reducing valve 862, thereby the flow and the pressure of the described high-pressure and hydraulic oil that goes out of high pressure delivery outlet H can be regulated.Under some less demanding situation, as the choke valve 861 and the reducing valve 862 of regulon 86, can only replace with a cascading water valve, under a stable condition, also can reach the effect of throttling and decompression basically.
As seen from Figure 5, high pressure delivery outlet H is connected with follow-up high-pressure and hydraulic performance element 5 by described reversing unit 84.Reversing unit 84 is a three-position four-way valve in this specific embodiment, it particularly is a 3-position 4-way hand-operated direction valve 841, its first interface is connected with high pressure delivery outlet H, second interface is connected with the oil return inlet T of chassis, the 3rd interface is used for being connected with high-pressure and hydraulic performance element 5 with the 4th interface, is used for fuel feeding and oil return.Certainly, reversing unit 84 also can adopt other element, reaches the purpose of control hydraulic oil break-make and flow direction, exemplifies no longer one by one at this.
High-pressure and hydraulic performance element 5 comprises that in this specific embodiment is carried out an oil cylinder 51.When 3-position 4-way hand-operated direction valve 841 is positioned at position, a left side, carry out oil cylinder 51 positive action, carry out splitting; When 3-position 4-way hand-operated direction valve 841 is positioned at right position, carry out oil cylinder 51 counteragents, the hydraulic pressure splitting machine resets; When 3-position 4-way hand-operated direction valve 841 is positioned at meta, carry out oil cylinder 51.High-pressure and hydraulic performance element 5 also can have two or more performance elements, if the enough words of flow.
Need to prove at last, the chassis of the application's indication, be not only to be the crawler type chassis with crawler type walking mechanism illustrated in figures 1 and 2, also comprise the radial chassis with radial walking mechanism, rail mounted chassis etc. with rail mounted walking mechanism.Constitute hydraulic pressure splitting chassis so long as chassis combines with hydraulic pressure splitting machine 5, just should fall within the application's the protection domain with splitting function.
Above content be in conjunction with concrete preferred implementation to further describing that the utility model is done, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, under the prerequisite that does not break away from the utility model design, can also make some simple deduction or replace, all should be considered as belonging to protection domain of the present utility model.
Claims (10)
1. hydraulic pressure splitting chassis comprises vehicle body, walking mechanism and the mechanical arm of chassis; Described vehicle body is arranged on the walking mechanism, one end of described mechanical arm is connected with vehicle body, the vehicle body of described chassis has hydraulic system, it is characterized in that, described hydraulic pressure splitting chassis also comprises the hydraulic pressure splitting machine, described hydraulic pressure splitting machine is arranged on the other end of mechanical arm, and is connected with described hydraulic system hydraulic pressure.
2. hydraulic pressure splitting chassis as claimed in claim 1, it is characterized in that, described hydraulic pressure splitting chassis also comprises hydraulic pressure intensifier, described hydraulic pressure intensifier is arranged between the hydraulic system of the splitting oil cylinder of hydraulic pressure splitting machine and described vehicle body, obtains low-pressure hydraulic oil from the hydraulic system of vehicle body and carries out supplying with the work of splitting oil cylinder after the supercharging.
3. hydraulic pressure splitting chassis as claimed in claim 2 is characterized in that, described hydraulic pressure intensifier comprises pressurized cylinder and joins oily unit; Described pressurized cylinder comprises: the first cylinder chamber, the second cylinder chamber, first piston, second piston and piston rod; The cylinder diameter in the described first cylinder chamber is greater than the cylinder diameter in the second cylinder chamber, and both are connected and coaxial setting; Described first piston is arranged in the first cylinder chamber, and second piston is arranged in the second cylinder chamber, and first piston and second piston be rigidly connected by described piston rod, and forms the 3rd cylinder chamber between the first piston and second piston; Describedly join oily unit and comprise: two-position four-way valve, first one way valve and pressure sensor; First interface of described two-position four-way valve is connected with the hydraulic system of vehicle body and obtains low-pressure hydraulic oil, the 3rd interface is connected with the described first cylinder chamber, the 4th interface is connected with described pressure sensor and high-pressure and hydraulic performance element by described first one way valve, and the described second cylinder chamber also is connected with the high-pressure and hydraulic performance element; Described pressure sensor and two-position four-way valve electricly connect.
4. hydraulic pressure splitting chassis as claimed in claim 3 is characterized in that, describedly joins oily unit and also comprises: hydraulic control one-way valve, second one way valve and auxiliary fuel tank; The described second cylinder chamber is connected with the high-pressure and hydraulic performance element by hydraulic control one-way valve; Described auxiliary fuel tank is connected with the second cylinder chamber by second one way valve.
5. hydraulic pressure splitting chassis as claimed in claim 4 is characterized in that, describedly joins oily unit and also comprises: the 3rd one way valve, second one way valve, auxiliary fuel tank and control module; The described second cylinder chamber is connected with the high-pressure and hydraulic performance element by the 3rd one way valve; Described auxiliary fuel tank is connected with the second cylinder chamber by second one way valve; Described control module and two-position four-way valve electricly connect.
6. hydraulic pressure splitting chassis as claimed in claim 2, it is characterized in that, described hydraulic pressure intensifier comprises booster, described booster has three interfaces, be respectively: be used for being connected and import the oil-feed port of low-pressure hydraulic oil with the hydraulic system of described vehicle body, be used for the oil return opening of oil return, and be used for being connected and export high-pressure and hydraulic oil and give the high pressure delivery outlet of splitting oil cylinder work with the splitting oil cylinder.
7. as any described hydraulic pressure splitting chassis in the claim 1 to 5, it is characterized in that described hydraulic pressure splitting chassis also comprises protection mechanism, described protection mechanism is arranged on the cylinder barrel periphery of hydraulic pressure splitting machine, and described protection mechanism is a bearer bar.
8. as any described hydraulic pressure splitting chassis in the claim 1 to 5, it is characterized in that described hydraulic pressure splitting machine is connected with mechanical arm by changeover mechanism.
9. as any described hydraulic pressure splitting chassis in the claim 1 to 5, it is characterized in that described walking mechanism is a kind of in crawler type walking mechanism, radial walking mechanism, the rail mounted walking mechanism.
10. as any described hydraulic pressure splitting chassis in the claim 1 to 5, it is characterized in that described hydraulic pressure splitting chassis also comprises hand-held controller, described hand-held controller is connected with the control module of vehicle body by control cables or wireless mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200790878U CN202012353U (en) | 2011-03-23 | 2011-03-23 | Hydraulic splitting trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200790878U CN202012353U (en) | 2011-03-23 | 2011-03-23 | Hydraulic splitting trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202012353U true CN202012353U (en) | 2011-10-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200790878U Expired - Fee Related CN202012353U (en) | 2011-03-23 | 2011-03-23 | Hydraulic splitting trolley |
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| Country | Link |
|---|---|
| CN (1) | CN202012353U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102191937A (en) * | 2011-03-23 | 2011-09-21 | 方莹 | Hydraulic cleave-cracking bench vehicle |
-
2011
- 2011-03-23 CN CN2011200790878U patent/CN202012353U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102191937A (en) * | 2011-03-23 | 2011-09-21 | 方莹 | Hydraulic cleave-cracking bench vehicle |
| CN102191937B (en) * | 2011-03-23 | 2013-04-24 | 方莹 | Hydraulic cleave-cracking bench vehicle |
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Granted publication date: 20111019 Termination date: 20140323 |