CN102191937B - Hydraulic cleave-cracking bench vehicle - Google Patents
Hydraulic cleave-cracking bench vehicle Download PDFInfo
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- CN102191937B CN102191937B CN 201110070918 CN201110070918A CN102191937B CN 102191937 B CN102191937 B CN 102191937B CN 201110070918 CN201110070918 CN 201110070918 CN 201110070918 A CN201110070918 A CN 201110070918A CN 102191937 B CN102191937 B CN 102191937B
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Abstract
The invention discloses a hydraulic cleave-cracking bench vehicle, comprising a vehicle body, a running gear, a mechanic arm and a hydraulic cleave-cracking machine. The vehicle body is provided on the running gear, one end of the mechanic arm is connected to the vehicle body and the body of the bench vehicle possesses a hydraulic system. The hydraulic cleave-cracking machine is arranged at the other end of the mechanic arm and is in a hydraulic connection with the hydraulic system. According to the technical scheme, the hydraulic cleave-cracking bench vehicle provided in the invention is characterized by convenient operation, safety and reliability, flexible usage, high working efficiency, free vibration, free impact, free noise, free dust, controllable split direction and economy and practicality. The bench can be widely used into industries such as quarrying, mineral product exploitation and infrastructure construction and can replace an unsafe explosive explosion. In the invention, a hydraulic cleave-cracking machine and a bench vehicle are combined to form a hydraulic cleave-cracking machine and the technical scheme is characterized by simple combination, reliable technology and wide usage prospect. And a key point is it is necessary to use a bench vehicle for drilling before cracking cleave, so the investment of equipment can be reduced with the existing bench vehicle.
Description
Technical field
The present invention relates to technical field of engineering machinery, be specifically related to a kind of chassis, particularly a kind of hydraulic cleave-cracking bench vehicle with splitting function.
Background technology
The hydraulic splitting machine is as energy source take hydraulic oil or water under high pressure, the piston rod assembly that is connected with piston by piston driving moves, and use dexterously the wedge amplification principle, promote two split blocks and do the action of splitting, thereby produce the hundreds of ton, even the splitting power of upper kiloton, within tens seconds megalith easily splitting open, hard and huge ore is separated from massif.Since the hydraulic splitting facility have volume little, lightweight, easy to operate, safe and reliable, use flexibly, friction when high efficiency, work, without impact, noiselessness, without dust, cleavage direction controllability, the characteristics such as economical and practical, in the extraction industry such as quarrying, mineral products and infrastructure, be widely used at present, in urban construction, river course dredging, disaster relief and rescue, the work such as remove obstacles, become requisite a kind of machinery especially, and will more replace unsafe explosive blasting mode in the future.Although and expansive agent for cement slurry safety can't be used at cold zones such as the north.
The hydraulic 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 splitting machine (being also referred to as airborne splitting machine) of large 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 consist of airborne splitting system on the mechanical arm of excavator.By the arm of operating machine, the hydraulic splitting machine transplanting of rice entered to preset carry out splitting in the hole during use.
Airborne splitting system based on excavator is a large invention really, and excavator is modal engineering machinery, and therefore repacking has a extensive future.But excavator all is based on data mining duty and designs, and is general multiplex in ground works, and the hydraulic splitting owner will be used for the 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 greatlyr, 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 by this invention provides a kind of hydraulic cleave-cracking bench vehicle, solve existing airborne splitting system based on excavator drop into larger, and the problem that can not give full play to of function.
For solving the problems of the technologies described above, the present invention adopts following technical scheme:
Hydraulic cleave-cracking bench vehicle 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 cleave-cracking bench vehicle also comprises the hydraulic splitting machine, described hydraulic splitting machine is arranged on the other end of mechanical arm, and with described hydraulic system hydraulic connecting.
In the preferred technical scheme, described hydraulic cleave-cracking bench vehicle also comprises hydraulic pressure intensifier, described hydraulic pressure intensifier is arranged between the hydraulic system of the splitting oil cylinder of hydraulic 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.
In the further preferred 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, the second piston and piston rod; The cylinder diameter in described the 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 the second piston is arranged in the second cylinder chamber, and first piston and the second piston be rigidly connected by described piston rod, and forms the 3rd cylinder chamber between first piston and the second piston; Describedly join oily unit and comprise: two-position four-way valve, the first one way valve and pressure sensor; The 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 described the first cylinder chamber, the 4th interface is connected with described pressure sensor and high-pressure and hydraulic performance element by described the first one way valve, and described the 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 preferred technical scheme, describedly join oily unit and also comprise: hydraulic control one-way valve, the second one way valve and auxiliary fuel tank; Described the 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 the second one way valve.
Again further in the preferred technical scheme, describedly join oily unit and also comprise: the 3rd one way valve, the second one way valve, auxiliary fuel tank and control module; Described the 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 the second one way valve; Described control module and two-position four-way valve electricly connect.
In the further preferred technical scheme, described hydraulic pressure intensifier comprises booster, described booster has three interfaces, be respectively: the oil-feed port of inputting low-pressure hydraulic oil for being connected with the hydraulic system of described vehicle body, the oil return opening that is used for oil return, and be used for being connected with the splitting oil cylinder and exporting the high pressure liquid force feed to the high-pressure output port of splitting oil cylinder work.
In the further preferred technical scheme, described cleave-cracking bench vehicle also comprises regulon; Described regulon is arranged between oil-feed port and the low-pressure hydraulic oil sources.
Further in the preferred 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 preferred technical scheme, described regulon also comprises choke valve again, and described oil-feed port is connected with choke valve by reducing valve, and choke valve is connected with described low pressure oil sources.
In the further preferred technical scheme, described cleave-cracking bench vehicle also comprises pressure sensing cell, and described pressure sensing cell is connected with compress cell.
Further in the preferred technical scheme, described pressure sensing cell comprises the high-pressure manometer of measuring compress cell High voltage output mouth pressure, and described high-pressure manometer is connected with described high-pressure output port.
In the further preferred technical scheme, described pressure sensing cell also comprises the low pressure gauge of measuring compress cell oil-feed port pressure again, and described low pressure gauge is connected with the oil-feed port of compress cell.
In the further preferred technical scheme, described cleave-cracking bench vehicle also comprises reversing unit, and described reversing unit is arranged between the high-pressure output port and splitting oil cylinder of booster.
Further in the preferred technical scheme, described cleave-cracking bench vehicle comprises that also described reversing unit comprises three-position four-way valve, the first interface of described three-position four-way valve is connected with high-pressure output port, and the 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.
In the further preferred technical scheme, described cleave-cracking bench vehicle also comprises strainer, and described strainer is arranged between the hydraulic system of regulon and vehicle body.
In the preferred technical scheme, described hydraulic cleave-cracking bench vehicle also comprises protection mechanism, and described protection mechanism is arranged on the cylinder barrel periphery of hydraulic splitting machine, and described protection mechanism is bearer bar.
In the preferred technical scheme, described hydraulic splitting machine is connected with mechanical arm by changeover mechanism.
In the preferred technical scheme, described walking mechanism is a kind of in crawler type walking mechanism, radial walking mechanism, the rail mounted walking mechanism.
In the preferred technical scheme, described hydraulic cleave-cracking bench vehicle 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 preferred technical scheme, described hydraulic cleave-cracking bench vehicle also comprises the driving building, and described driving building is arranged on the vehicle body.
The invention has the beneficial effects as follows:
Adopted the hydraulic cleave-cracking bench vehicle of technical solution of the present invention, because splitting and itself have easy to operate, safe and reliable, use flexibly, friction when high efficiency, work, without impact, noiselessness, without dust, cleavage direction controllability, the characteristics such as economical and practical, of many uses in the industries such as quarrying, exploitation of mineral resources and infrastructure, will more replace unsafe explosive blasting mode.The formation hydraulic cleave-cracking bench vehicle that now hydraulic splitting machine and chassis combined, in conjunction with simple, technology is reliable, prospect of the application is more wide; And key is originally just need to hole with chassis, thereby can take full advantage of existing chassis before the splitting input of minimizing equipment.
Description of drawings
Fig. 1 is the structural representation of specific embodiment of the invention hydraulic cleave-cracking bench vehicle.
Fig. 2 is another structural representation of specific embodiment of the invention hydraulic cleave-cracking bench vehicle.
Fig. 3 is the hydraulic principle schematic diagram of hydraulic cleave-cracking bench vehicle in the specific embodiment of the invention one.
Fig. 4 is the hydraulic principle schematic diagram of hydraulic cleave-cracking bench vehicle in the specific embodiment of the invention two.
Fig. 5 is the hydraulic principle schematic diagram of hydraulic cleave-cracking bench vehicle in the specific embodiment of the invention three.
The invention will be further described below in conjunction with accompanying drawing.
The specific embodiment
Embodiment one
Generally all need when concrete orcible entry and ore, stone mining to punch first, then utilize the hole of being beaten to carry out explosive blasting, expansion agent spalling or the splitting of hydraulic splitting machine.The most backward hole knockout is to adopt the mode of manually drilling a blasting hole to punch, seldom adopts now, and 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 various drilling jumbos (Down-hole rolling rig) to punch in recent years.If chassis and airborne hydraulic splitting machine can be combined, consist of hydraulic cleave-cracking bench vehicle, then operating efficiency can be greatly promoted, and the utilization rate of chassis can be improved, reduce and drop into.
Hydraulic cleave-cracking bench vehicle as depicted in figs. 1 and 2 comprises: vehicle body 1, walking mechanism 2, driving building 3, mechanical arm 4, hydraulic 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 cleave-cracking bench vehicle for the driver.Certainly, do not drive the simple and easy chassis in building 3 and hydraulic splitting machine 5 also should be within the application's protection domain in conjunction with the hydraulic cleave-cracking bench vehicle that consists of.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 arranges pedal below operating unit, and the operator can stand on the pedal of vehicle body 1 one sides and operate hydraulic cleave-cracking bench vehicle.
In addition, hydraulic cleave-cracking bench vehicle 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 cleave-cracking bench vehicle.This moment, the operator can very clearly observe the live telecast of carrying out of splitting work, thereby can operate hydraulic cleave-cracking bench vehicle and better work.Certainly, hand held controller also can with vehicle body on the control module wireless connections, 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 splitting machine 5, is used for lifting liquor charging and presses splitting machine 5.Mechanical arm 4 in this specific embodiment comprises large arm 41 and forearm 42 as shown in Figure 2.Between large arm 41 and the vehicle body 1, and between large 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 cleave-cracking bench vehicle of this specific embodiment, its hydraulic splitting machine 5 is not to be directly installed on the mechanical arm 4, but indirectly is installed 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 splitting machine 5 need to 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 cleave-cracking bench vehicle of this specific embodiment also is provided with described protection mechanism 7 in the cylinder barrel periphery of hydraulic 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 splitting machine 5 directly to knock the obstruction such as massif when hydraulic splitting machine 5 moves and cause damaging.
Certainly, because hydraulic splitting machine 5 needs the high pressure liquid force feed to drive, so the chassis that the application adopts 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 splitting machine generally can not move with walking mechanism 2 and mechanical arm 4 simultaneously, gets final product so only need to tell one road sap pressure supply splitting machine 5 from the hydraulic system of chassis itself.And have a lot of chassis to have hydraulic fluid port P for subsequent use, thereby can directly hydraulic splitting machine 5 be connected on the hydraulic fluid port P for subsequent use, that is to say hydraulic connecting, fluid pressure line connects in other words.
But the pressure of hydraulic oil may not reach hydraulic splitting machine 5 needed pressure in the hydraulic system of some chassis, thereby can affect the splitting effect, and just need to carry out supercharging to hydraulic oil this moment.The hydraulic cleave-cracking bench vehicle that this specific embodiment provides, its hydraulic system as shown in Figure 3.The hydraulic system of this hydraulic cleave-cracking bench vehicle comprises: the hydraulic system of chassis itself (only drawing its hydraulic fluid port P for subsequent use among the figure), and the hydraulic jack 51 of hydraulic 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 hydraulic fluid port P for subsequent use, is supplied to hydraulic jack 51 after the supercharging.
In this specific embodiment, strainer 81 is arranged between the hydraulic fluid port P for subsequent use of the input port IN that joins oily unit 83 and chassis, is used for the low-pressure hydraulic oil that obtains is filtered, and removes possible foreign matter etc., thereby guarantees the normal operation of follow-up Hydraulic Elements.
Described pressurized cylinder 82 is core parts of realizing supercharging, but need to join oily unit 83 and be used in conjunction with.Described pressurized cylinder 82 comprises: the first cylinder chamber 821, the second cylinder chamber 822, first piston 823, the 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 (the namely ratio of the area of first piston 823 and the second piston 824).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 the second piston 824 relative set are in the second cylinder chamber 822.First piston 823 and the second piston 824 are rigidly connected into piston component (first piston 823, the 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 first piston 823 and the 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, although 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 at piston movement.
Describedly join oily unit 83 and comprise in this specific embodiment: two-position four-way valve 831, the first one way valve 832, hydraulic control one-way valve 833, the second one way valve 834, auxiliary fuel tank 835 and pressure sensor 836 have input port IN and high-pressure output port 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 hydraulic fluid port P for subsequent use by described strainer 1.Described high-pressure output port H is used for being connected with follow-up hydraulic jack 51, for hydraulic jack 51 provides the high pressure liquid force feed.
The 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 hydraulic fluid port P for subsequent use 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 output port H by described the second one way valve 834, and the 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 output port H by described hydraulic control one-way valve 833.Described auxiliary fuel tank 835 is connected with the second cylinder chamber 822 by the 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 output port H, is used for the pressure of induction high-pressure output port 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 output port H.
Described reversing unit 84 is arranged between the high-pressure output port H that joins oily unit 83 and the follow-up hydraulic jack 51, is used for break-make and/or the direction of the hydraulic oil that control high-pressure output port H exports.In this specific embodiment, reversing unit 84 comprises three-position four-way valve 840, says more specifically a 3-position 4-way hand-operated direction valve.
The first interface of described three-position four-way valve 840 is connected with high-pressure output port H; The 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 for showing the pressure of the low-pressure hydraulic oil of inputting pressurized cylinder 82; Described high-pressure manometer 852 is connected with high-pressure output port H, is used for showing the pressure of high-pressure output port H place hydraulic oil.Need to prove, pressure monitoring unit 85 also can only have a high-pressure manometer 852, and it can show the pressure at high-pressure output port H place, also just can substantially satisfy the demand.
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 output port H through filter 81, two-position four-way valve 831, the second one way valve 834, then behind three-position four-way valve 840 directly 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, so that three-position four-way valve 840 is in left position, this moment, the hydraulic oil of low pressure oil sources arrived high-pressure output port H through filter 81, two-position four-way valve 831, the second one way valve 834, then behind three-position four-way valve 840, enter into hydraulic jack 51, 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 left position.After this, low-pressure hydraulic oil no longer arrives high-pressure output port H through the 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 first piston 823 and the second piston 824 moves right, then the hydraulic oil in the second cylinder chamber 822 has just converted the high pressure liquid force feed to, and export high-pressure output port 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 position, pressure foundation and supercharging were the same when being in left position with three-position four-way valve 840, and just this moment, hydraulic jack 51 oppositely did work.
After hydraulic jack 51 acting is finished so that three-position four-way valve 840 is got 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 the first one way valve 832, has so far finished a complete operation cycle.
Can on work plane, bore a collection of hole according to predeterminated position with chassis first during use, bore the hole and afterwards hidden hole drilling or hydraulic gate have been unloaded, carry out splitting and load onto after hydraulic splitting machine 5 consists of hydraulic cleave-cracking bench vehicles.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 splitting machine 5 from chassis, bore a collection of hole after loading onto hidden hole drilling or hydraulic gate again, carries out splitting after then reequiping the hydraulic splitting machine, so repeatedly.
Embodiment two
A kind of hydraulic cleave-cracking bench vehicle 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 a bit is, 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 for control two-position four-way valve 831 and repeatedly switches 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 output port H through filter 81, two-position four-way valve 831, the second one way valve 834, then behind three-position four-way valve 840 directly 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, so that three-position four-way valve 840 is in left position, this moment, the hydraulic oil of low pressure oil sources arrived high-pressure output port H through filter 81, two-position four-way valve 831, the second one way valve 834, then behind three-position four-way valve 840, enter into hydraulic jack 51, thus can be so that pipeline be set up low pressure on the way.Simultaneously, low-pressure hydraulic oil enters the 3rd cylinder chamber 826 of pressurized cylinder 82 through two-position four-way valve 831, so that piston component moves to left, the hydraulic oil in the auxiliary fuel tank 835 is supplemented to the second cylinder chamber 822 by the 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 left position, and trigger control unit 9 is started working simultaneously, after this control module 9 meetings so that two-position four-way valve 831 repeatedly switch with certain frequency.
When two-position four-way valve 831 is positioned at left position, low-pressure hydraulic oil no longer arrives high-pressure output port H through the 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 first piston 823 and the second piston 824 moves right, then the hydraulic oil in the second cylinder chamber 822 has just converted the high pressure liquid force feed to, and export high-pressure output port 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 liquid force feed.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 output port H by the second one way valve 834, but only enters into the 3rd cylinder chamber 826 and so that piston component resets, 835 pairs of the second cylinder chambeies 822 of auxiliary fuel tank replenish hydraulic oil simultaneously left.When two-position four-way valve 831 switched to left position again under the control of control module 9, piston component moved right again, again the high pressure liquid force feed 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 the present embodiment then can satisfy the demands by supercharging repeatedly.
After hydraulic jack 51 acting is finished so that three-position four-way valve 840 is got 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 cleave-cracking bench vehicle that this specific embodiment provides as shown in Figure 5, the difference of itself and embodiment two is, what compress cell 87 adopted is booster 871, but not pressurized cylinder 82.
As seen from Figure 5, the hydraulic cleave-cracking bench vehicle 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 large-scale production of booster 871, thereby dependable performance, and reasonable price.Booster 871 has three interfaces, is respectively: be used for the oil-feed port IN of input low-pressure hydraulic oil, be used for the oil return opening R of oil return, and the high-pressure output port H that is used for output high pressure liquid force feed.
Oil-feed port IN passes through regulon 86 and is connected as the chassis of low pressure oil sources hydraulic fluid port P for subsequent use, 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, 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 flow and the pressure of the described high pressure liquid force feed that goes out of high-pressure output port H can be regulated.In some less demanding situation, as 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 basically reach the effect of throttling and decompression.
As seen from Figure 5, high-pressure output port 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, 3-position 4-way hand-operated direction valve 841 specifically, its first interface is connected with high-pressure output port H, the 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 left position, 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 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, the track crane with rail mounted walking mechanism etc.So long as chassis and hydraulic splitting machine 5 in conjunction with and consist of hydraulic cleave-cracking bench vehicle with splitting function, just should fall within the application's the protection domain.
Above content is in conjunction with concrete preferred embodiment further description made for the present invention, can not assert that implementation of the present invention is confined to these explanations.For the general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (3)
1. hydraulic cleave-cracking bench vehicle comprises vehicle body, walking mechanism and mechanical arm, hydraulic splitting machine and the hydraulic pressure intensifier of chassis; Described vehicle body is arranged on the walking mechanism, and an end of described mechanical arm is connected with vehicle body, and the vehicle body of described chassis has hydraulic system, and described hydraulic splitting machine is arranged on the other end of mechanical arm, and with described hydraulic system hydraulic connecting; Described hydraulic pressure intensifier is arranged between the hydraulic system of the splitting oil cylinder of hydraulic 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; It 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, the second piston and piston rod; The cylinder diameter in described the 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 the second piston is arranged in the second cylinder chamber, and first piston and the second piston be rigidly connected by described piston rod, and forms the 3rd cylinder chamber between first piston and the second piston; Describedly join oily unit and comprise: two-position four-way valve, the first one way valve and pressure sensor; The 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 described the first cylinder chamber, the 4th interface is connected with described pressure sensor and high-pressure and hydraulic performance element by described the first one way valve, and described the 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; Described hydraulic cleave-cracking bench vehicle also comprises protection mechanism, and described protection mechanism is arranged on the cylinder barrel periphery of hydraulic splitting machine, and described protection mechanism is bearer bar; Described hydraulic splitting machine is connected with mechanical arm by changeover mechanism.
2. hydraulic cleave-cracking bench vehicle as claimed in claim 1 is characterized in that, describedly joins oily unit and also comprises: hydraulic control one-way valve, the second one way valve and auxiliary fuel tank; Described the 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 the second one way valve.
3. hydraulic cleave-cracking bench vehicle as claimed in claim 1 is characterized in that, describedly joins oily unit and also comprises: the 3rd one way valve, the second one way valve, auxiliary fuel tank and control module; Described the 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 the second one way valve; Described control module and two-position four-way valve electricly connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110070918 CN102191937B (en) | 2011-03-23 | 2011-03-23 | Hydraulic cleave-cracking bench vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110070918 CN102191937B (en) | 2011-03-23 | 2011-03-23 | Hydraulic cleave-cracking bench vehicle |
Publications (2)
| Publication Number | Publication Date |
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| CN102191937A CN102191937A (en) | 2011-09-21 |
| CN102191937B true CN102191937B (en) | 2013-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201110070918 Expired - Fee Related CN102191937B (en) | 2011-03-23 | 2011-03-23 | Hydraulic cleave-cracking bench vehicle |
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| CN (1) | CN102191937B (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102717444B (en) * | 2012-06-28 | 2015-10-21 | 吴晓骥 | A kind of full-automatic mobile model articulated type mine stonecutter |
| CN103670263A (en) * | 2013-12-09 | 2014-03-26 | 淮南矿业(集团)有限责任公司 | Novel shake-proof noise-reduction rock drill |
| CN104074518B (en) * | 2014-07-16 | 2016-04-27 | 广西恒日科技股份有限公司 | Rock-boring splitter |
| CN105545306B (en) * | 2016-01-26 | 2017-10-27 | 左建生 | Cut into a mountain rock drilling tunnel stone-splitter |
| CN109838424B (en) * | 2017-11-27 | 2024-06-14 | 华澳装备科技(盐城)有限公司 | High-precision mode locking pressure hydraulic control loop and control method |
| CN108167244A (en) * | 2018-02-26 | 2018-06-15 | 泸州市博力机械设备有限公司 | Ultrahigh-pressure hydraulic rock rupture system |
| CN109306868A (en) * | 2018-06-30 | 2019-02-05 | 佛山科枫文化传播有限公司 | A kind of rock splitter |
| CN109882191B (en) * | 2019-04-02 | 2024-04-12 | 许和翔 | Full-hydraulic splitting trolley |
| CN110439559B (en) * | 2019-07-20 | 2021-01-15 | 江门市新会区泰盛石场有限公司 | Onboard splitting machine |
| CN110486014A (en) * | 2019-07-25 | 2019-11-22 | 广西雷公斧重工有限公司 | Multi-functional splitting machine |
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| CN1198794A (en) * | 1995-08-07 | 1998-11-11 | 玻利纳斯技术公司 | Method for controlled fragmentation of hard rock and concrete by the combination use of impact hammers and small charge blasting |
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| CN101424283A (en) * | 2008-12-12 | 2009-05-06 | 北京联合大学 | Hydraulic power source system for ultra-high pressure tool |
| CN202012353U (en) * | 2011-03-23 | 2011-10-19 | 方莹 | Hydraulic splitting trolley |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2238262Y (en) * | 1993-09-21 | 1996-10-23 | 衢州凿机厂 | Hydraulic crusher for road surface |
| CN1198794A (en) * | 1995-08-07 | 1998-11-11 | 玻利纳斯技术公司 | Method for controlled fragmentation of hard rock and concrete by the combination use of impact hammers and small charge blasting |
| US6517164B1 (en) * | 2000-08-07 | 2003-02-11 | Richard E. White | Hammer-ripper excavating system |
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| CN202012353U (en) * | 2011-03-23 | 2011-10-19 | 方莹 | Hydraulic splitting trolley |
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| CN102191937A (en) | 2011-09-21 |
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