CN207999399U - Hydraulic system, pressurization elevator and total travel rotary drilling rig - Google Patents
Hydraulic system, pressurization elevator and total travel rotary drilling rig Download PDFInfo
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- CN207999399U CN207999399U CN201721893992.0U CN201721893992U CN207999399U CN 207999399 U CN207999399 U CN 207999399U CN 201721893992 U CN201721893992 U CN 201721893992U CN 207999399 U CN207999399 U CN 207999399U
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Abstract
The utility model discloses a kind of hydraulic system, pressurization elevator and total travel rotary drilling rigs, are related to rotary drilling rig technical field.The hydraulic system includes spare main valve, auxiliary valve pressurization connection and the elevator fluid pressure line that pressurizes.Auxiliary valve pressurization connection is provided with auxiliary valve pressurization and above carries oil circuit and auxiliary valve pressurization decentralization oil circuit, pressurization elevator fluid pressure line includes that elevator above carries fluid pressure line and elevator decentralization fluid pressure line, the pressurization of auxiliary valve, which above carries oil circuit and above carries fluid pressure line with elevator, be connected to, and auxiliary valve pressurization, which transfers oil circuit and transfers fluid pressure line with elevator, to be connected to.Main valve is spare to be provided with the first oil circuit, and it is first node that the first oil circuit above puies forward oil circuit or auxiliary valve pressurization decentralization oil circuit connection and tie point with the pressurization of auxiliary valve, and the flow of flow valve in fluid pressure line or elevator decentralization fluid pressure line is above carried for increasing elevator.It is all pressurization elevator fluid pressure line fuel feeding that the hydraulic system is allied the communists by the spare and auxiliary valve pressurization of main valve, being turned on or off for oil circuit is controlled by pilot control oil circuit, to Quick-pressing.
Description
Technical field
The utility model is related to rotary drilling rig technical field, in particular to a kind of hydraulic system, pressurization elevator and
Total travel rotary drilling rig.
Background technology
Rotary drilling rig is a kind of construction machinery of pore-forming operation in suitable building foundation engineering.It is primarily adapted for sand, viscosity
The soil layers such as soil, slity soil are constructed, and are used widely in a variety of foundation basic constructions such as bored concrete pile, diaphragm wall, strengthening of foundation.
Existing total travel rotary drilling rig needs power head being promoted to mast top, pressure stroke is long, makes in construction
It is longer to obtain entire lifting process, generally can reach 5 minutes, it is longer that some even promotes the time.
Power head is promoted and decentralization required time is more long, it is difficult to the requirement for meeting rapid construction, when to waste work
Between, work progress is extended, construction efficiency is reduced, reduces the income of host.
Utility model content
The purpose of this utility model is to provide a kind of hydraulic system, being allied the communists by the spare and auxiliary valve pressurization of main valve is all
Pressurize elevator fluid pressure line fuel feeding, and being turned on or off for oil circuit is controlled by pilot control oil circuit, quickly adds to realize
The purpose of pressure.
The purpose of this utility model, which also resides in, provides a kind of pressurization elevator, has the advantages that above-mentioned hydraulic system.
The purpose of this utility model, which also resides in, provides a kind of total travel rotary drilling rig, excellent with above-mentioned pressurization elevator
Point.
What the embodiments of the present invention were realized in:
Based on above-mentioned purpose, the embodiments of the present invention provide a kind of hydraulic system, for the hoisting system that pressurizes
Pipeline pressurizes, and the hydraulic system includes spare main valve, auxiliary valve pressurization connection and the elevator fluid pressure line that pressurizes;
The auxiliary valve pressurization connection is provided with auxiliary valve pressurization and above carries oil circuit and auxiliary valve pressurization decentralization oil circuit, the pressurization elevator liquid
Pressure pipe road includes that elevator above carries fluid pressure line and elevator decentralization fluid pressure line, and the auxiliary valve pressurization above carries on oil circuit and the elevator
Fluid pressure line connection is proposed, the auxiliary valve pressurization decentralization oil circuit is connected to elevator decentralization fluid pressure line;
The main valve is spare to be provided with the first oil circuit, and first oil circuit pressurizes with the auxiliary valve above carries oil circuit or described
It is first node that oil circuit connection and tie point are transferred in auxiliary valve pressurization, and fluid pressure line or the elevator are above carried for increasing the elevator
Transfer the flow of flow valve in fluid pressure line.
In addition, the hydraulic system that embodiment according to the present utility model provides, can also have following additional technology special
Sign:
In the alternative embodiment of the utility model, the main valve is spare to be additionally provided with the second oil circuit, second oil
Road above carries oil circuit with the auxiliary valve pressurization respectively with first oil circuit and the auxiliary valve pressurization decentralization oil circuit is solid correspondingly
Fixed connection.
In the alternative embodiment of the utility model, first oil circuit is that main valve pressurization above carries oil circuit, and the main valve adds
Oil circuit is carried in pressure and above puies forward oil circuit connection with the auxiliary valve pressurization, and tie point is the first node;
Second oil circuit is main valve pressurization decentralization oil circuit, and the main valve pressurization decentralization oil circuit is transferred with the auxiliary valve pressurization
Oil circuit connection, tie point are second node;
The main valve pressurization above carries oil circuit and is provided with the first shut-off valve at the first node, under the main valve pressurization
Road of draining the oil is provided with the second shut-off valve at the second node.
In the alternative embodiment of the utility model, the main valve is spare to be additionally provided with pilot control oil circuit;
The pilot control oil circuit respectively with first oil circuit and second oil circuit connection, to control described first
Oil circuit and second oil circuit are turned on or off.
In the alternative embodiment of the utility model, first shut-off valve and second shut-off valve are solenoid valve;
The hydraulic system further includes controller, and the controller is electrically connected with the solenoid valve and to control the electricity
Magnet valve acts.
In the alternative embodiment of the utility model, first shut-off valve and second shut-off valve are hand-operated valve.
In the alternative embodiment of the utility model, the hydraulic system further includes interflow valve block, and the interflow valve block is set
The spare oil circuit of the main valve is placed in at the oil circuit connection of the auxiliary valve pressurization connection, the first node and described second saves
Point is respectively positioned in the interflow valve block.
In the alternative embodiment of the utility model, the interflow valve block is turned blue processing.
The embodiments of the present invention additionally provide a kind of pressurization elevator, including elevator ontology and hydraulic system, the volume
It includes roller to raise ontology;
The pressurization elevator fluid pressure line is set to the elevator ontology and to control the rotation of the roller.
The embodiments of the present invention additionally provide a kind of total travel rotary drilling rig, including drilling machine ontology and pressurization elevator;
The drilling machine ontology is provided with mast and power head, and the side of the mast is provided with guide rail, and the power head can
Sliding is set to the guide rail, the pressurization elevator be rotatably set to the mast away from the one of the power head
The pressurization of side, power head described in the pressurization rolling control above carries and pressurizes decentralization.
The advantageous effect of the utility model embodiment is:Simple structure and reasonable design, there are two the spare settings of main valve
Oil circuit connects with two pressurized oil lines of auxiliary valve pressurization connection, makes its connection as needed, while increasing pressurization elevator hydraulic pressure respectively
The pipeline latus rectum of pipeline so that the pressurization of main valve spare and auxiliary valve in conjunction with when for pressurization elevator fluid pressure line fuel feeding, to be promoted
Pressurize elevator rotary speed, to realize promoted power head above carry or lowering velocity so that power head Quick-pressing, soon
Fast rise is pulled out, and operation accurately, conveniently, above proposes or transfers speed-raising soon, improve the construction efficiency of rotary drilling rig.
Description of the drawings
It, below will be to required use in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the oil circuit schematic diagram for the hydraulic system that the utility model embodiment 1 provides;
Fig. 2 is the schematic diagram of pilot control oil circuit in Fig. 1;
Fig. 3 is the structural schematic diagram for the total travel rotary drilling rig that the utility model embodiment 3 provides;
Fig. 4 is the structural schematic diagram of power head in Fig. 3.
Icon:100- hydraulic systems;10- main valves are spare;The pressurization of 103- main valves above carries oil circuit;The pressurization decentralization of 106- main valves
Oil circuit;112- first nodes;115- second nodes;The first shut-off valves of 123-;The second shut-off valves of 125-;The auxiliary valve pressurization connection of 14-;
The auxiliary valve pressurizations of 142- above carry oil circuit;The auxiliary valve pressurization decentralization oil circuits of 145-;15- pressurization elevator fluid pressure lines;18- pilot control oil
Road;19- collaborates valve block;20- total travel rotary drilling rigs;22- drilling machine ontologies;222- masts;223- power heads;2231- power heads
Ontology;The first movable pulleys of 2233-;The second movable pulleys of 2235-;24- rises and pulls out rope;245- rises and pulls out wheel group;25- pressurization ropes;
255- press roll groups;26- pressurization elevators;The first tensioning hydro-cylinders of 27-;The second tensioning hydro-cylinders of 28-.
Specific implementation mode
It is new below in conjunction with this practicality to keep the purpose, technical scheme and advantage of the utility model embodiment clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.
Therefore, the detailed description of the embodiments of the present invention to providing in the accompanying drawings is not intended to limit requirement below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained without creative efforts, all
Belong to the range of the utility model protection.
It should be noted that:Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
In the description of the present invention, it should be noted that term " first ", " second ", " third " etc. are only used for area
Divide description, is not understood to indicate or imply relative importance.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set
Set ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It can
Can also be electrical connection to be mechanical connection;It can be directly connected, can also indirectly connected through an intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in utility model.
The embodiments of the present invention are described in detail below in conjunction with attached drawing, but the utility model can be by right
It is required that the multitude of different ways for limiting and covering is implemented.
Wherein Fig. 1 and Fig. 2 corresponds to the embodiments of the present invention 1, and Fig. 3 and Fig. 4 correspond to the embodiments of the present invention 3,
The technical solution of the utility model embodiment is described in detail below in conjunction with attached drawing.
Embodiment 1
As depicted in figs. 1 and 2, the hydraulic system 100 that the utility model embodiment 1 provides, including main valve are spare 10, auxiliary
Valve pressurization connection 14 and pressurization elevator fluid pressure line 15, there are two oil circuits for setting on main valve spare 10, add respectively with auxiliary valve
Two pressurized oil lines connection on pressure connection 14, makes its connection as needed, while increasing the pipeline of pressurization elevator fluid pressure line 15
Latus rectum so that main valve spare 10 and the pressurization of auxiliary valve join 14 while being 15 fuel feeding of pressurization elevator fluid pressure line, to promote pressurization
The rotary speed of elevator 26, the pressurization to promote power head 223 in rotary drilling rig promote speed and pressurization lowering velocity.
The concrete structure to all parts of the hydraulic system 100 and mutual correspondence carry out specifically below
It is bright.
Auxiliary valve pressurization connection 14 is provided with auxiliary valve pressurization and above carries oil circuit 142 and auxiliary valve pressurization decentralization oil circuit 145, and pressurize elevator liquid
Pressure pipe road 15 above carries fluid pressure line including elevator and elevator transfers fluid pressure line, wherein auxiliary valve pressurization above carries oil circuit 142 and elevator
Fluid pressure line connection is above proposed, for above proposing rotation fuel feeding, auxiliary valve pressurization decentralization oil circuit 145 and tapping under elevator for pressurization elevator 26
Pipeline connection is pressed, for transferring rotation fuel feeding for pressurization elevator 26.
Relatively existing pressurization elevator fluid pressure line 15 above carries elevator in fluid pressure line and elevator decentralization fluid pressure line
Caliber increases respectively, and the oil circuit met in oil circuit and auxiliary valve in main valve spare 10 pressurization connection 14 can be co-flowed into pressurization volume
Raise the demand of fluid pressure line 15.
Main valve spare 10 is provided with the first oil circuit and the second oil circuit, and the first oil circuit and the second oil circuit pressurize with auxiliary valve respectively
Oil circuit 142 and auxiliary valve the decentralization oil circuit 145 that pressurizes above is carried to be fixedly connected correspondingly, for increase elevator above carry fluid pressure line or
Elevator transfers the flow of flow valve in fluid pressure line.
In the present embodiment 1, the first oil circuit be main valve pressurization above carry oil circuit 103, the main valve pressurization above carry oil circuit 103 with it is auxiliary
Valve pressurization above proposes the connection of oil circuit 142, and tie point is first node 112, and the second oil circuit is main valve pressurization decentralization oil circuit 106, should
Main valve pressurization decentralization oil circuit 106 is connect with auxiliary valve pressurization decentralization oil circuit 145, and tie point is second node 115.
Optionally, main valve pressurization above carries oil circuit 103 and is provided with the first shut-off valve 123 at first node 112, and main valve adds
Pressure road 106 of draining the oil is provided with the second shut-off valve 125 at second node 115, since main valve pressurization above carries oil circuit 103 and auxiliary
Valve pressurization is above carried and being pressurizeed with auxiliary valve for 15 fuel feeding of pressurization elevator fluid pressure line, main valve pressurization decentralization oil circuit 106 after oil circuit 142 is connected to
It transfers after oil circuit 145 is connected to as 15 fuel feeding of pressurization elevator fluid pressure line, to increase piping flow, is raised and decentralized to improve
Rotary speed.When flow need not be increased, the first shut-off valve 123 and the second shut-off valve 125 can be closed, is only added by auxiliary valve
Pressure connection 14 is 15 fuel feeding of pressurization elevator fluid pressure line.
Optionally, the first shut-off valve 123 and the second shut-off valve 125 may be the same or different, in the embodiment 1,
First shut-off valve 123 and the second shut-off valve 125 are identical.Type that there are two types of shut-off valves, the first, shut-off valve is solenoid valve, at this time
Hydraulic system 100 further includes controller, controller and solenoid valve electrical connection, and controller controls electromagnetism valve events, second, ends
Valve is hand-operated valve.Be not limited herein, according to demand depending on.
In the embodiment 1, main valve spare 10 is additionally provided with pilot control oil circuit 18, please refers to shown in Fig. 2, guide's control
Liquefaction road 18 respectively with the first oil circuit and the second oil circuit connection, to control unlatching or the pass of the first oil circuit and the second oil circuit
It closes, under pressure to pressurization elevator fluid pressure line 15 when needing using the first oil circuit and the second oil circuit, passes through pilot control
Oil circuit 18 above carries oil circuit 103 or main valve pressurization decentralization oil circuit 106 to open main valve pressurization so that two in main valve spare 10
Two oil communications in a oil circuit and auxiliary valve pressurization connection 14 are jointly 15 fuel feeding of pressurization elevator fluid pressure line, add to be promoted
26 rotary speed raised and decentralized is raised in writing that surpasses all the others.
Optionally, please continue to refer to shown in Fig. 1, further include interflow valve block 19 in hydraulic system 100, collaborate valve block 19 and set
It is placed at the oil circuit of main valve spare 10 and the oil circuit connection of auxiliary valve pressurization connection 14, i.e. first node 112 and second node 115
Place, specifically, first node 112 and second node 115 are respectively positioned on inside the valve block 19 of interflow.Make main valve spare 10 and auxiliary valve
Pressurization connection 14 converges at the valve block 19 of interflow.
Optionally, interflow valve block 19 is rectangular parallelepiped structure, offers multiple oilholes thereon, the interflow valve block 19 laterally setting
There are two the oilhole penetrated through, vertically it is also provided with there are two oilhole, one of them vertical oilhole and a lateral oilhole connection, it is another
A vertical oilhole is connected to another lateral oilhole, which pressurizes with auxiliary valve respectively without intersection, lateral two oilholes
It above carries oil circuit 142 and auxiliary valve pressurization decentralization oil circuit 145 corresponds, two vertical oilholes above carry oil circuit with main valve pressurization respectively
103 and main valve pressurization decentralization oil circuit 106 correspond, in the embodiment 1, interflow valve block 19 is turned blue processing, its surface shape is made
It is antiseptic and rustproof at oxidation film, prolong the service life.
The hydraulic system 100 that the embodiments of the present invention 1 provide, the pipeline for the elevator fluid pressure line 15 that pressurizeed by increase
Latus rectum offers main valve pressurization in main valve spare 10 and above carries oil circuit 103 and main valve pressurization decentralization oil circuit 106, adds converging valve
Block 19 so that main valve pressurization above carries oil circuit 103 and above carries oil circuit 142 by interflow valve block 19 and the pressurization of auxiliary valve and be connected to, main valve pressurization
Decentralization oil circuit 106 be connected to by collaborating valve block 19 and auxiliary valve pressurization decentralization oil circuit 145, when needing Quick-pressing promotion or transfer
When, by the pilot control oil circuit 18 of spare 10 setting of main valve, to open, main valve pressurization above carries oil circuit 103 or main valve pressurizes
Oil circuit 106 is transferred, meets main valve spare 10 and auxiliary valve pressurization connection 14 gives pressurization elevator fluid pressure line 15 fuel feeding jointly, to carry
The rotary speed for above carrying or transferring of height pressurization elevator 26.
The hydraulic system 100 that the utility model embodiment 1 provides has an advantageous effect in that:
It is reasonable design, simple, it is jointly pressurization elevator fluid pressure line 15 by main valve spare 10 and auxiliary valve pressurization connection 14
Fuel feeding controls being turned on or off for oil circuit by pilot control oil circuit 18, realizes the speed for increasing pressurization elevator 26.
Embodiment 2
The utility model embodiment 2 provides a kind of pressurization elevator 26, including the hydraulic pressure that elevator ontology and embodiment 1 provide
System 100, is described as follows:
The elevator ontology includes roller, and pressurization elevator fluid pressure line 15 is set to elevator ontology and the rotation for controlling roller
Turn, i.e., when the elevator 26 that pressurizes, which needs to pressurize, quickly above to be carried, the pilot control oil circuit 18 in hydraulic system 100 opens main valve pressurization
Above carry oil circuit 103 so that main valve pressurization, which above proposes the pressurization of oil circuit 103 and auxiliary valve and above carries oil circuit 142, to be connected to, jointly the extract on elevator
Pressure pipe road fuel feeding increases the speed that elevator is above put forward.
When the elevator 26 that pressurizes needs to pressurize quickly decentralization, the pilot control oil circuit 18 in hydraulic system 100 opens main valve
Pressurization decentralization oil circuit 106 so that main valve pressurization decentralization oil circuit 106 and auxiliary valve the decentralization oil circuit 145 that pressurizes are connected to, jointly under elevator
Fluid pressure line fuel feeding is put, the speed of elevator decentralization is increased.
When the elevator 26 that pressurizes need not be raised and decentralized quickly, pilot control oil circuit 18 is closed in main valve spare 10
Main valve pressurization above carries oil circuit 103 and main valve pressurization decentralization oil circuit 106, and auxiliary valve pressurization connection 14 is individually to pressurization 26 fuel feeding of elevator.
Embodiment 3
The utility model embodiment 3 provides a kind of total travel rotary drilling rig 20, including drilling machine ontology 22 and embodiment 2 carry
The pressurization elevator 26 of confession, is described as follows:
It please refers to shown in Fig. 3, drilling machine ontology 22 includes the mast 222 with guide rail, it is dynamic to be run above and below guide rail
Power head 223, pressurization elevator 26 be rotatably set to mast 222 away from the side of power head 223.
Optionally, total travel rotary drilling rig 20 has further included pulling out rope 24, pressurization rope 25, rising and pull out wheel group 245 and add
Press nips 255 rise and pull out rope 24 and pressurization rope 25 while twining on pressurization elevator 26, rope 24 is pulled out as power head by rising
223 provide pulling forces, and pressurization elevator 26 is that power head 223 provides decentralization power by the rope 25 that pressurizes, the guide rail of mast 222 be from
Bottom extends to top, so as to realize the movement of 223 total travel of power head, pressurization, is convenient for long casing construction operation.
Optionally, it rises and pulls out the top that wheel group 245 is set to drilling machine ontology 22, press roll group 255 is set to drilling machine ontology 22
Bottom, rise pull out rope 24 one end twine set on pressurization elevator 26, the other end has passed through pull out wheel group 245, power head 223 after fixation
It is set to 222 top of mast, one end of pressurization rope 25 is twined set on pressurization elevator 26, and the other end passes through press roll group 255, power
The bottom of mast 222 is fixedly installed on after first 223, by pressurize elevator 26 rotation driven pull out rope 24 will be on power head 223
It carries, or drives pressurization rope 25 to transfer power head 223 by the rotation of elevator 26 of pressurizeing, to realize power head 223 along mast
222 length direction of bar carries out total travel operation.
Specifically, please refer to shown in Fig. 4, power head 223 includes power head ontology 2231, the first movable pulley 2233 and the
Two movable pulleys 2235, wherein the first movable pulley 2233 is rotatably set to the upper end of power head ontology 2231, the second movable pulley
The 2235 rotatable lower ends for being set to power head ontology 2231, the first movable pulley 2233 is distinguished parallel with the second movable pulley 2235
It is arranged in the length direction of mast 222.
It includes the first free end and the first fixing end to rise and pull out rope 24, and the first fixing end is fixedly installed on drilling machine ontology 22
At the fixed part of top, the first free end around power head 223 the first movable pulley 2233, rise to pull out and twine after wheel group 245 set on pressurization
Elevator 26 pulls out rope 24 and tightly wraps or discharge when pressurization elevator 26 will rise when rotated, so that 223 component of power head above be carried or
Person transfers.
The rope 25 that pressurizes includes the second free end and the second fixing end, and the second fixing end is fixedly installed on drilling machine ontology 22
Bottom end fixed part, the second free end twine after bypassing the second movable pulley 2235 of power head 223, press roll group 255 set on pressurization volume
26 to be raised, tightly wraps pressurization rope 25 when the elevator 26 that pressurizes rotates, power head 223 is transferred under the action of pressurizeing rope 25, when
The rotation of pressurization elevator 26 discharges pressurization rope 25, and power head 223 is above carried in the case where acting the pulling force effect for pulling out rope 24.
In specific setting, rises and pull out the first free end of rope 24 and twined set on pressurization elevator 26, pressure line along first direction
Second free end of rope 25 is twined in a second direction set on pressurization elevator 26, and first direction and second direction herein refer to clockwise
Or counterclockwise, as long as meet twine set when first direction and second direction on the contrary, for example, pressurization elevator 26 rotate clockwise
When, wherein first rope is in the state tightly wrapped, second rope is in the state of release, when pressurization elevator 26 changes direction
Counterclockwise when rotation, first rope is in the state of release, and second rope is in the state tightly wrapped.Elevator 26 pressurize simultaneously
It has driven and has pulled out rope 24 and the pressurization action of rope 25, to make power head 223 be slided along the length direction of mast 222.
Optionally, please continue to refer to shown in Fig. 3, total travel rotary drilling rig 20 further includes the first tensioning hydro-cylinder 27 and second
Locking oil cylinder 28, wherein the first tensioning hydro-cylinder 27, which is used for and rises, pulls out the cooperation of rope 24, and the second tensioning hydro-cylinder 28 is used for and pressurizes rope
25 cooperations.First tensioning hydro-cylinder 27 is fixedly installed on the top fixed part of drilling machine ontology 22, and the first tensioning hydro-cylinder 27 is used for and rises
The first fixing end for pulling out rope 24 is fixedly connected, when pressurization elevator 26 is by acting the process pulled out rope 24 and above carry power head 223
In, it pulls out rope 24 to rising using the first tensioning hydro-cylinder 27 and is tensioned.
Second tensioning hydro-cylinder 28 is fixedly installed on the bottom end fixed part of drilling machine ontology 22, and the second tensioning hydro-cylinder 28 is used for and adds
Second fixing end of pressure rope 25 is fixedly connected, when the process that pressurization elevator 26 is transferred power head 223 by the rope 25 that pressurizes
In, pressurization rope 25 is tensioned using the second tensioning hydro-cylinder 28.
The total travel rotary drilling rig 20 that the embodiments of the present invention 3 provide pulls out rope 24 and pressurization rope 25 by rising
Guide rail by power head 223 along mast 222 is above carried or is transferred, and to realize the demand of 223 total travel operation of power head, is passed through
Pressurization elevator 26 come promoted power head 223 above carry or lowering velocity so that 223 Quick-pressing of power head, quickly rise pull out, grasp
It is convenient, accurate to make, and above proposes or transfers speed-raising soon, improve the construction efficiency of rotary drilling rig, increases host income.
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention can be tied mutually
It closes.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of hydraulic system, for pressurizeing to pressurization hoisting system pipeline, which is characterized in that the hydraulic system includes
Main valve is spare, auxiliary valve pressurization connection and pressurization elevator fluid pressure line;
The auxiliary valve pressurization connection is provided with auxiliary valve pressurization and above carries oil circuit and auxiliary valve pressurization decentralization oil circuit, the pressurization elevator hydraulic tube
Road includes that elevator above carries fluid pressure line and elevator decentralization fluid pressure line, and the auxiliary valve pressurization above carries oil circuit and extract on the elevator
Pipeline connection, the auxiliary valve pressurization decentralization oil circuit is pressed to be connected to elevator decentralization fluid pressure line;
The main valve is spare to be provided with the first oil circuit, and first oil circuit above carries oil circuit or the auxiliary valve with the auxiliary valve pressurization
Pressurization decentralization oil circuit connection and tie point are first node, and fluid pressure line or elevator decentralization are above proposed for increasing the elevator
The flow of flow valve in fluid pressure line.
2. hydraulic system according to claim 1, which is characterized in that the main valve is spare to be additionally provided with the second oil circuit,
Second oil circuit above carries oil circuit and the auxiliary valve pressurization decentralization oil circuit one with the auxiliary valve pressurization respectively with first oil circuit
One corresponding is fixedly connected.
3. hydraulic system according to claim 2, which is characterized in that first oil circuit is that main valve pressurization above carries oil circuit,
The main valve pressurization above carries oil circuit and above puies forward oil circuit connection with the auxiliary valve pressurization, and tie point is the first node;
Second oil circuit is main valve pressurization decentralization oil circuit, the main valve pressurization decentralization oil circuit and the auxiliary valve pressurization decentralization oil circuit
Connection, tie point is second node;
The main valve pressurization above carries oil circuit and is provided with the first shut-off valve at the first node, drains the oil under the main valve pressurization
Road is provided with the second shut-off valve at the second node.
4. hydraulic system according to claim 2 or 3, which is characterized in that the main valve is spare to be additionally provided with guide's control
Liquefaction road;
The pilot control oil circuit respectively with first oil circuit and second oil circuit connection, to control first oil circuit
With being turned on or off for second oil circuit.
5. hydraulic system according to claim 3, which is characterized in that first shut-off valve and second shut-off valve are equal
For solenoid valve;
The hydraulic system further includes controller, and the controller is electrically connected with the solenoid valve and to control the solenoid valve
Action.
6. hydraulic system according to claim 3, which is characterized in that first shut-off valve and second shut-off valve are equal
For hand-operated valve.
7. according to the hydraulic system described in claim 3,5 or 6, which is characterized in that the hydraulic system further includes interflow valve block,
The interflow valve block is set at the oil circuit connection that the spare oil circuit of the main valve joins with the auxiliary valve pressurization, the first segment
Point and the second node are respectively positioned in the interflow valve block.
8. hydraulic system according to claim 7, which is characterized in that the interflow valve block is turned blue processing.
9. a kind of pressurization elevator, which is characterized in that including the hydraulic pressure system described in elevator ontology and claim 1-8 any one
System, the elevator ontology includes roller;
The pressurization elevator fluid pressure line is set to the elevator ontology and to control the rotation of the roller.
10. a kind of total travel rotary drilling rig, which is characterized in that including the pressurization elevator described in drilling machine ontology and claim 9;
The drilling machine ontology is provided with mast and power head, and the side of the mast is provided with guide rail, and the power head is slidably
Be set to the guide rail, the pressurization elevator be rotatably set to the mast away from the side of the power head, institute
The pressurization for stating power head described in pressurization rolling control above carries and pressurizes decentralization.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721893992.0U CN207999399U (en) | 2017-12-28 | 2017-12-28 | Hydraulic system, pressurization elevator and total travel rotary drilling rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721893992.0U CN207999399U (en) | 2017-12-28 | 2017-12-28 | Hydraulic system, pressurization elevator and total travel rotary drilling rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207999399U true CN207999399U (en) | 2018-10-23 |
Family
ID=63835552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721893992.0U Active CN207999399U (en) | 2017-12-28 | 2017-12-28 | Hydraulic system, pressurization elevator and total travel rotary drilling rig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207999399U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109279528A (en) * | 2018-11-12 | 2019-01-29 | 山河智能装备股份有限公司 | Elevator pressurization servomechanism and control method |
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2017
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109279528A (en) * | 2018-11-12 | 2019-01-29 | 山河智能装备股份有限公司 | Elevator pressurization servomechanism and control method |
| CN109279528B (en) * | 2018-11-12 | 2024-02-09 | 山河智能装备股份有限公司 | Winch pressurization follow-up system and control method |
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