CN209685204U - It controls master winch over-discharge and digs the hydraulic system of steel wire tensioning in borer drilling procedure - Google Patents
It controls master winch over-discharge and digs the hydraulic system of steel wire tensioning in borer drilling procedure Download PDFInfo
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- CN209685204U CN209685204U CN201822275989.3U CN201822275989U CN209685204U CN 209685204 U CN209685204 U CN 209685204U CN 201822275989 U CN201822275989 U CN 201822275989U CN 209685204 U CN209685204 U CN 209685204U
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Abstract
This application provides a kind of hydraulic systems of steel wire tensioning in control master winch over-discharge and digging borer drilling procedure characterized by comprising hydraulic oil control module；Hydraulic oil control module includes: steel wire tensioning control oil circuit, hydraulic pump fuel-flow control oil circuit, mentions control oil circuit and master winch steel wire rope decline control oil circuit in master winch steel wire rope；Power take-off module is used to provide power for hydraulic motor, and hydraulic oil control module is used to control the rotation of hydraulic motor, so as to adjust the tensioning degree of master winch steel wire rope.
Description
Technical field
The utility model relates to dig drilling machine technical field of hydraulic, more particularly, to a kind of control master winch over-discharge and digging
The hydraulic system of steel wire tensioning in borer drilling procedure.
Background technique
Rotary drilling rig master winch decentralization drilling bucket is when contacting to earth, since the hysteresis quality of hydraulic system, the drilling machine defencive function that contacts to earth lose
In effect or borer drilling procedure, the self weight of wirerope will lead to wirerope and over-discharge phenomenon occurs, and excessive release of steel wire rope may cause
Elevator inclination, after two bars of drilling rod stretch out, elevator upper end is just in the range of baffle ring can be pressed onto, if pressurizeing again
Work is crept into, elevator is pushed down by baffle ring to be rotated, and caused elevator to drive wire rope rotating, eventually led to wirerope and beat
It turns round.
Utility model content
The purpose of this utility model is to provide a kind of control master winch over-discharge and dig wirerope in borer drilling procedure
The hydraulic system of tensioning, to solve the above technical problem existing in the prior art.
The utility model provides a kind of hydraulic system for controlling steel wire tensioning in master winch over-discharge and drilling process, packet
It includes: hydraulic oil control module；The hydraulic oil control module includes: steel wire tensioning control oil circuit, hydraulic pump fuel-flow control oil
Control oil circuit and master winch steel wire rope decline control oil circuit are mentioned on road, master winch steel wire rope；The steel wire tensioning control oil
Road includes sequentially connected second hydraulic pump, the second hydraulic circuit, solenoid valve and the first shuttle valve, and first shuttle valve passes through liquid
Pressure oil road is connect with first reversal valve；One end of the hydraulic pump fuel-flow control oil circuit connects second hydraulic circuit,
The other end of the hydraulic pump fuel-flow control oil circuit connects first hydraulic pump；The master winch steel wire rope above mentions control oil circuit
One end connect second hydraulic pump, the master winch steel wire rope above proposes other end connection first commutation of control oil circuit
Valve；Master winch steel wire rope decline control oil circuit one end connects the second hydraulic pump, the master by second hydraulic circuit
The winding steel wire rope decline control oil circuit other end connects first reversal valve.
Further, the hydraulic pump fuel-flow control oil circuit includes sequentially connected proportional pressure-reducing valve, shuttle valve and pump discharge
Control valve, the proportional pressure-reducing valve connect second hydraulic circuit by hydraulic circuit, and the pump flow control valve connects institute
State the first hydraulic pump.
Further, the pump flow control valve is electrically connected with first hydraulic pump.
Further, it includes sequentially connected second reversal valve and shuttle valve that the master winch steel wire rope, which above mentions control oil circuit,
One end that second reversal valve is away from the shuttle valve is connect with second hydraulic circuit, and the shuttle valve is away from described
One end of two reversal valves is connect by hydraulic circuit with first reversal valve.
Further, the master winch steel wire rope decline control oil circuit includes third reversal valve, the third reversal valve
The other end of the connection of second hydraulic circuit described in one end, the third reversal valve is connected by hydraulic circuit and first reversal valve
It connects, is provided with counterbalance valve on the hydraulic circuit between first reversal valve and the hydraulic motor.
Further, the third reversal valve is 2/2-way solenoid directional control valve.
Further, oil cylinder is installed at the port of the third reversal valve.
Further, the third reversal valve is 2/2-way solenoid directional control valve.
Further, first reversal valve is three-position four-way electromagnetic directional valve.
Further, first hydraulic pump is double-action hydraulic pump.
This application provides it is a kind of control master winch over-discharge and dig borer drilling procedure in steel wire tensioning hydraulic system,
It has following technical effect that
1, hydraulic oil control module includes: steel wire tensioning control oil circuit, hydraulic pump fuel-flow control oil circuit, master winch steel wire
Control oil circuit and master winch steel wire rope decline control oil circuit are mentioned on rope；Master winch steel wire rope decline control oil circuit is for adjusting master
The degree of elevator decline, master winch steel wire rope decline control oil circuit one end connect the second hydraulic pump by the second hydraulic circuit, the
Two hydraulic pumps are used to decline for master winch steel wire rope control oil circuit and provide power, the master winch steel wire rope decline control oil circuit other end
The first reversal valve is connected, hydraulic motor is controlled by the first reversal valve, thus to adjust the decline degree of master winch steel wire rope, the
It is provided with counterbalance valve on hydraulic circuit between one reversal valve and hydraulic motor, improves the process of drilling machine master winch steel wire rope decline
The back pressure value of middle hydraulic motor prevents the problem of over-discharge occur during master winch steel wire rope decline to a certain extent.
2, steel wire tensioning control oil circuit include sequentially connected second hydraulic pump, the second hydraulic circuit, solenoid valve and
First shuttle valve, the first shuttle valve are connect by hydraulic circuit with first reversal valve, and over-discharge occurs in master winch steel wire rope decline
When situation, steel wire tensioning controls oil circuit and controls master winch turnup, to guarantee above mentioning for master winch steel wire rope, ensures that drilling machine begins
Eventually in state of contacting to earth and by steel wire tensioning.
3, one end of hydraulic pump fuel-flow control oil circuit connects the second hydraulic circuit, the other end of hydraulic pump fuel-flow control oil circuit
The first hydraulic pump is connected, the second hydraulic circuit provides power for hydraulic pump fuel-flow control oil circuit, and hydraulic pump fuel-flow control oil circuit is used
In the flow for controlling the first hydraulic pump, the operation intensity of hydraulic motor is adjusted by adjusting the flow of the first hydraulic pump.
4, one end that control oil circuit is mentioned in master winch steel wire rope connects the second hydraulic pump, and control oil is mentioned in master winch steel wire rope
The other end on road connects the first reversal valve, and the second hydraulic pump above mentions control oil circuit for master winch steel wire rope and provides power, the second liquid
Press pump above mentions control oil circuit for master winch steel wire rope and provides power, and control oil circuit is mentioned in master winch steel wire rope for controlling master winch
Warp, to realize that master winch steel wire rope above mentions.
5, one end of master winch steel wire rope connects master winch, and the master winch steel wire rope other end connects drilling machine, creeps into drilling machine
In the process, the main hoisting tension value being always kept in a fixed state, makes wirerope be in tensioning state always.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is steel wire tensioning in control master winch over-discharge provided by the embodiment of the utility model and digging borer drilling procedure
Hydraulic system schematic diagram；
Fig. 2 is the control master winch over-discharge that Fig. 1 is provided and digs in borer drilling procedure at the hydraulic system A of steel wire tensioning
Partial enlarged view；
Fig. 3 is a kind of control master winch over-discharge that Fig. 1 is provided and the hydraulic pressure system for digging steel wire tensioning in borer drilling procedure
Partial enlarged view at system B.
Appended drawing reference: the first hydraulic pump of 1-；The first hydraulic circuit of 2-；The first reversal valve of 3-；4- hydraulic motor；5- steel wire
Rope tensioning control oil circuit；The second hydraulic pump of 51-；The second hydraulic circuit of 52-；53- solenoid valve；The first shuttle valve of 54-；The hydraulic pump oil of 6-
Amount control oil circuit；61- proportional pressure-reducing valve；62- shuttle valve；63- pump flow control valve；Control oil circuit is mentioned in 7- master winch steel wire rope；
The second reversal valve of 71-；8- master winch steel wire rope decline control oil circuit；81- third reversal valve；82- counterbalance valve.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Embodiment one
Fig. 1 is steel wire tensioning in control master winch over-discharge provided by the embodiment of the utility model and digging borer drilling procedure
Hydraulic system schematic diagram；Fig. 2 is wirerope in a kind of control master winch over-discharge that Fig. 1 is provided and digging borer drilling procedure
Partial enlarged view at tight hydraulic system A；Fig. 3 is steel in the control master winch over-discharge that Fig. 1 is provided and digging borer drilling procedure
Partial enlarged view at the hydraulic system B of cord tensioning.As shown in Figure 1-Figure 3, the utility model provides a kind of control master file
It raises over-discharge and digs the hydraulic system of steel wire tensioning in borer drilling procedure, comprising: hydraulic oil control module b；Hydraulic oil control
Module b include: steel wire tensioning control oil circuit 5, hydraulic pump fuel-flow control oil circuit 6, mention in master winch steel wire rope control oil circuit 7 with
And master winch steel wire rope decline control oil circuit 8；It includes sequentially connected second hydraulic pump 51, that steel wire tensioning, which controls oil circuit 5,
Two hydraulic circuits 52, solenoid valve 53 and the first shuttle valve 54, the first shuttle valve 54 are connect by hydraulic circuit with the first reversal valve 3；
One end of hydraulic pump fuel-flow control oil circuit 6 connects the second hydraulic circuit 52, the other end connection of hydraulic pump fuel-flow control oil circuit 6 the
One hydraulic pump 1；One end that control oil circuit 7 is mentioned in master winch steel wire rope connects the second hydraulic pump 51, proposes control in master winch steel wire rope
The other end on liquefaction road 7 connects the first reversal valve 3；Master winch steel wire rope decline control 8 one end of oil circuit passes through the second hydraulic circuit
52 the second hydraulic pumps 51 of connection, master winch steel wire rope decline control 8 other end of oil circuit connect the first reversal valve 3.
Specifically, control master winch over-discharge provided by the present application and the hydraulic pressure system for digging steel wire tensioning in borer drilling procedure
System includes: power take-off module a and hydraulic oil control module b；Wherein, power take-off module a includes sequentially connected first liquid
Press pump 1, the first hydraulic circuit 2, the first reversal valve 3 and hydraulic motor 4, for providing power for hydraulic motor 4.Hydraulic oil control
Molding block b includes: steel wire tensioning control oil circuit 5, hydraulic pump fuel-flow control oil circuit 6, mentions control oil circuit 7 in master winch steel wire rope
And master winch steel wire rope decline control oil circuit 8.
This application provides it is a kind of control master winch over-discharge and dig borer drilling procedure in steel wire tensioning hydraulic system,
It has following technical effect that
1, hydraulic oil control module b includes: steel wire tensioning control oil circuit 5, hydraulic pump fuel-flow control oil circuit 6, master winch
Control oil circuit 7 and master winch steel wire rope decline control oil circuit 8 are mentioned on wirerope；Master winch steel wire rope decline control oil circuit 8 is used
In the degree of adjustment master winch decline, master winch steel wire rope decline control 8 one end of oil circuit passes through the second hydraulic circuit 52 connection the
Two hydraulic pumps 51, the second hydraulic pump 51 is used to provide power for master winch steel wire rope decline control oil circuit 8, under master winch steel wire rope
Drop control 8 other end of oil circuit connects the first reversal valve 3, hydraulic motor 4 is controlled by the first reversal valve 3, thus to adjust master file
The decline degree of wirerope is raised, counterbalance valve 82 is provided on the hydraulic circuit between the first reversal valve 3 and hydraulic motor 4, is improved
The back pressure value of hydraulic motor 4, prevents under master winch steel wire rope to a certain extent during drilling machine master winch steel wire rope declines
Occurs the problem of over-discharge during drop.
2, steel wire tensioning control oil circuit 5 includes sequentially connected second hydraulic pump 51, the second hydraulic circuit 52, solenoid valve
53 and first shuttle valve 54, the first shuttle valve 54 connect by hydraulic circuit with first reversal valve 3, master winch steel wire rope declines
When there is the case where over-discharge, steel wire tensioning controls oil circuit 5 and controls master winch turnup, to guarantee the upper of master winch steel wire rope
It mentions, ensures that drilling machine is in the state of contacting to earth and by steel wire tensioning always.
3, hydraulic pump fuel-flow control oil circuit 6 one end connect the second hydraulic circuit 52, hydraulic pump fuel-flow control oil circuit 6 it is another
One end connects the first hydraulic pump 1, and the second hydraulic circuit 52 is that hydraulic pump fuel-flow control oil circuit 6 provides power, hydraulic pump oil mass control
Liquefaction road 6 is used to control the flow of the first hydraulic pump 1, by adjusting the flow of the first hydraulic pump 1 to adjust hydraulic motor 4
Operation intensity.
4, one end that control oil circuit 7 is mentioned in master winch steel wire rope connects the second hydraulic pump 51, proposes control in master winch steel wire rope
The other end on liquefaction road 7 connects the first reversal valve 3, the second hydraulic pump 51 be master winch steel wire rope above mention control oil circuit 7 provide it is dynamic
Power, the second hydraulic pump 51 above mention control oil circuit 7 for master winch steel wire rope and provide power, and control oil circuit 7 is mentioned in master winch steel wire rope
For controlling the warp of master winch, to realize that master winch steel wire rope above mentions.
5, one end of master winch steel wire rope connects master winch, and the master winch steel wire rope other end connects drilling machine, creeps into drilling machine
In the process, the main hoisting tension value being always kept in a fixed state, makes wirerope be in tensioning state always.
Embodiment two
Control master winch over-discharge provided in this embodiment and the hydraulic system for digging steel wire tensioning in borer drilling procedure are
The hydraulic system of steel wire tensioning is further in the control master winch over-discharge provide embodiment one and digging borer drilling procedure
It improves, on the basis of embodiment one and Fig. 1-Fig. 3, control master winch over-discharge provided in this embodiment and digging borer drilling procedure
The hydraulic system of middle steel wire tensioning, comprising: hydraulic oil control module b；Hydraulic oil control module b includes: steel wire tensioning control
Liquefaction road 5, hydraulic pump fuel-flow control oil circuit 6 propose control oil circuit 7 and master winch steel wire rope decline control in master winch steel wire rope
Oil circuit 8；It includes sequentially connected second hydraulic pump 51, the second hydraulic circuit 52, solenoid valve 53 that steel wire tensioning, which controls oil circuit 5,
And first shuttle valve 54, the first shuttle valve 54 are connect by hydraulic circuit with the first reversal valve 3；Hydraulic pump fuel-flow control oil circuit 6
One end connects the second hydraulic circuit 52, and the other end of hydraulic pump fuel-flow control oil circuit 6 connects the first hydraulic pump 1；Master winch steel wire
One end that control oil circuit 7 is mentioned on rope connects the second hydraulic pump 51, and the other end connection the of control oil circuit 7 is proposed in master winch steel wire rope
One reversal valve 3；Master winch steel wire rope decline control 8 one end of oil circuit connects the second hydraulic pump 51 by the second hydraulic circuit 52, main
Winding steel wire rope decline control 8 other end of oil circuit connects the first reversal valve 3.
This application provides it is a kind of control master winch over-discharge and dig borer drilling procedure in steel wire tensioning hydraulic system,
It has following technical effect that
1, hydraulic oil control module b includes: steel wire tensioning control oil circuit 5, hydraulic pump fuel-flow control oil circuit 6, master winch
Control oil circuit 7 and the decline control oil circuit of master winch steel wire rope 8 are mentioned on wirerope；Master winch steel wire rope decline control oil circuit 8 is used
In the degree of adjustment master winch decline, master winch steel wire rope decline control 8 one end of oil circuit passes through the second hydraulic circuit 52 connection the
Two hydraulic pumps 51, the second hydraulic pump 51 is used to provide power for master winch steel wire rope decline control oil circuit 8, under master winch steel wire rope
Drop control 8 other end of oil circuit connects the first reversal valve 3, hydraulic motor 4 is controlled by the first reversal valve 3, thus to adjust master file
The decline degree of wirerope is raised, counterbalance valve 82 is provided on the hydraulic circuit between the first reversal valve 3 and hydraulic motor 4, is improved
The back pressure value of hydraulic motor 4, prevents under master winch steel wire rope to a certain extent during drilling machine master winch steel wire rope declines
Occurs the problem of over-discharge during drop.
2, steel wire tensioning control oil circuit 5 includes sequentially connected second hydraulic pump 51, the second hydraulic circuit 52, solenoid valve
53 and first shuttle valve 54, the first shuttle valve 54 connect by hydraulic circuit with first reversal valve 3, master winch steel wire rope declines
When there is the case where over-discharge, steel wire tensioning controls oil circuit 5 and controls master winch turnup, to guarantee the upper of master winch steel wire rope
It mentions, ensures that drilling machine is in the state of contacting to earth and by steel wire tensioning always.
3, hydraulic pump fuel-flow control oil circuit 6 one end connect the second hydraulic circuit 52, hydraulic pump fuel-flow control oil circuit 6 it is another
One end connects the first hydraulic pump 1, and the second hydraulic circuit 52 is that hydraulic pump fuel-flow control oil circuit 6 provides power, hydraulic pump oil mass control
Liquefaction road 6 is used to control the flow of the first hydraulic pump 1, by adjusting the flow of the first hydraulic pump 1 to adjust hydraulic motor 4
Operation intensity.
4, one end that control oil circuit 7 is mentioned in master winch steel wire rope connects the second hydraulic pump 51, proposes control in master winch steel wire rope
The other end on liquefaction road 7 connects the first reversal valve 3, the second hydraulic pump 51 be master winch steel wire rope above mention control oil circuit 7 provide it is dynamic
Power, the second hydraulic pump 51 above mention control oil circuit 7 for master winch steel wire rope and provide power, and control oil circuit 7 is mentioned in master winch steel wire rope
For controlling the warp of master winch, to realize that master winch steel wire rope above mentions.
5, one end of master winch steel wire rope connects master winch, and the master winch steel wire rope other end connects drilling machine, creeps into drilling machine
In the process, the main hoisting tension value being always kept in a fixed state, makes wirerope be in tensioning state always.
Specifically, control master winch over-discharge provided by the present application and the hydraulic pressure system for digging steel wire tensioning in borer drilling procedure
System includes: power take-off module a and hydraulic oil control module b；Wherein, power take-off module a includes sequentially connected first liquid
Press pump 1, the first hydraulic circuit 2, the first reversal valve 3 and hydraulic motor 4, for providing power for hydraulic motor 4.Hydraulic oil control
Molding block b includes: steel wire tensioning control oil circuit 5, hydraulic pump fuel-flow control oil circuit 6, mentions control oil circuit 7 in master winch steel wire rope
And master winch steel wire rope decline control oil circuit 8.
Specifically, one end of master winch steel wire rope connects master winch, the other end of master winch steel wire rope connects drilling machine, master file
Raise wirerope decline when, master winch steel wire rope decline control oil circuit 8 control hydraulic motor 4, hydraulic motor 4 drive master winch
Rotation, master winch steel wire rope drive drilling machine decline.Master winch steel wire rope decline control oil circuit 8 includes third reversal valve 81 and back pressure
The second hydraulic circuit of one end 52 of valve 82, third reversal valve 81 connects, and the second hydraulic circuit 52 connects the second hydraulic pump 51, the
The other end of three reversal valves 81 is connect by hydraulic circuit with the first reversal valve 3, between the first reversal valve 3 and hydraulic motor 4
It is provided with counterbalance valve 82 on hydraulic circuit, improves the back pressure value of hydraulic motor 4 during drilling machine master winch steel wire rope declines, In
Prevent the problem of over-discharge occur during master winch steel wire rope decline to a certain extent.
Embodiment three
Control master winch over-discharge provided in this embodiment and the hydraulic system for digging steel wire tensioning in borer drilling procedure are
The hydraulic system of steel wire tensioning is further in the control master winch over-discharge provide embodiment one and digging borer drilling procedure
It improves, on the basis of embodiment one and Fig. 1-Fig. 3, control master winch over-discharge provided in this embodiment and digging borer drilling procedure
The hydraulic system of middle steel wire tensioning, comprising: hydraulic oil control module b；Hydraulic oil control module b includes: steel wire tensioning control
Liquefaction road 5, hydraulic pump fuel-flow control oil circuit 6 propose control oil circuit 7 and master winch steel wire rope decline control in master winch steel wire rope
Oil circuit 8；It includes sequentially connected second hydraulic pump 51, the second hydraulic circuit 52, solenoid valve 53 that steel wire tensioning, which controls oil circuit 5,
And first shuttle valve 54, the first shuttle valve 54 are connect by hydraulic circuit with the first reversal valve 3；Hydraulic pump fuel-flow control oil circuit 6
One end connects the second hydraulic circuit 52, and the other end of hydraulic pump fuel-flow control oil circuit 6 connects the first hydraulic pump 1；Master winch steel wire
One end that control oil circuit 7 is mentioned on rope connects the second hydraulic pump 51, and the other end connection the of control oil circuit 7 is proposed in master winch steel wire rope
One reversal valve 3；Master winch steel wire rope decline control 8 one end of oil circuit connects the second hydraulic pump 51 by the second hydraulic circuit 52, main
Winding steel wire rope decline control 8 other end of oil circuit connects the first reversal valve 3.
This application provides it is a kind of control master winch over-discharge and dig borer drilling procedure in steel wire tensioning hydraulic system,
It has following technical effect that
1, hydraulic oil control module b includes: steel wire tensioning control oil circuit 5, hydraulic pump fuel-flow control oil circuit 6, master winch
Control oil circuit 7 and the decline control oil circuit of master winch steel wire rope 8 are mentioned on wirerope；Master winch steel wire rope decline control oil circuit 8 is used
In the degree of adjustment master winch decline, master winch steel wire rope decline control 8 one end of oil circuit passes through the second hydraulic circuit 52 connection the
Two hydraulic pumps 51, the second hydraulic pump 51 is used to provide power for master winch steel wire rope decline control oil circuit 8, under master winch steel wire rope
Drop control 8 other end of oil circuit connects the first reversal valve 3, hydraulic motor 4 is controlled by the first reversal valve 3, thus to adjust master file
The decline degree of wirerope is raised, counterbalance valve 82 is provided on the hydraulic circuit between the first reversal valve 3 and hydraulic motor 4, is improved
The back pressure value of hydraulic motor 4, prevents under master winch steel wire rope to a certain extent during drilling machine master winch steel wire rope declines
Occurs the problem of over-discharge during drop.
2, steel wire tensioning control oil circuit 5 includes sequentially connected second hydraulic pump 51, the second hydraulic circuit 52, solenoid valve
53 and first shuttle valve 54, the first shuttle valve 54 connect by hydraulic circuit with first reversal valve 3, master winch steel wire rope declines
When there is the case where over-discharge, steel wire tensioning controls oil circuit 5 and controls master winch turnup, to guarantee the upper of master winch steel wire rope
It mentions, ensures that drilling machine is in the state of contacting to earth and by steel wire tensioning always.
3, hydraulic pump fuel-flow control oil circuit 6 one end connect the second hydraulic circuit 52, hydraulic pump fuel-flow control oil circuit 6 it is another
One end connects the first hydraulic pump 1, and the second hydraulic circuit 52 is that hydraulic pump fuel-flow control oil circuit 6 provides power, hydraulic pump oil mass control
Liquefaction road 6 is used to control the flow of the first hydraulic pump 1, by adjusting the flow of the first hydraulic pump 1 to adjust hydraulic motor 4
Operation intensity.
4, one end that control oil circuit 7 is mentioned in master winch steel wire rope connects the second hydraulic pump 51, proposes control in master winch steel wire rope
The other end on liquefaction road 7 connects the first reversal valve 3, the second hydraulic pump 51 be master winch steel wire rope above mention control oil circuit 7 provide it is dynamic
Power, the second hydraulic pump 51 above mention control oil circuit 7 for master winch steel wire rope and provide power, and control oil circuit 7 is mentioned in master winch steel wire rope
For controlling the warp of master winch, to realize that master winch steel wire rope above mentions.
5, one end of master winch steel wire rope connects master winch, and the master winch steel wire rope other end connects drilling machine, creeps into drilling machine
In the process, the main hoisting tension value being always kept in a fixed state, makes wirerope be in tensioning state always.
Specifically, control master winch over-discharge provided by the present application and the hydraulic pressure system for digging steel wire tensioning in borer drilling procedure
System includes: power take-off module a and hydraulic oil control module b；Wherein, power take-off module a includes sequentially connected first liquid
Press pump 1, the first hydraulic circuit 2, the first reversal valve 3 and hydraulic motor 4, for providing power for hydraulic motor 4.Hydraulic oil control
Molding block b includes: steel wire tensioning control oil circuit 5, hydraulic pump fuel-flow control oil circuit 6, mentions control oil circuit 7 in master winch steel wire rope
And master winch steel wire rope decline control oil circuit 8.
Specifically, one end of master winch steel wire rope connects master winch, the other end of master winch steel wire rope connects drilling machine, works as brill
The drilling depth of machine is less than 5m, detection device detection main hoisting tension is greater than 2T or when not contacting to earth the case where protecting, master file
It raises wirerope and drives drilling machine decline, detailed process is, after master winch steel wire rope decline control oil circuit 8 is opened, master winch steel wire rope
Decline control oil circuit 8 controls hydraulic motor 4, and hydraulic motor 4 drives master winch rotation, and master winch steel wire rope drives drilling machine decline.
Master winch steel wire rope decline control oil circuit 8 includes third reversal valve 81 and counterbalance valve 82, the second liquid of one end of third reversal valve 81
Pressure oil road 52 connects, and the second hydraulic circuit 52 connects the second hydraulic pump 51, and the other end of third reversal valve 81 passes through hydraulic circuit
It is connect with the first reversal valve 3, counterbalance valve 82 is provided on the hydraulic circuit between the first reversal valve 3 and hydraulic motor 4, improved and bore
The back pressure value of hydraulic motor 4, prevents master winch steel wire rope from declining to a certain extent during owner's winding steel wire rope declines
Occurs the problem of over-discharge in the process.
Further, in the case that the drilling depth of drilling machine is greater than 5m and is to contact to earth guard mode, detection device detection
When main hoisting tension is less than 2T, steel wire tensioning controls oil circuit 5 and hydraulic pump fuel-flow control oil circuit 6 and starting, hydraulic pump oil mass
Control oil circuit 6 is used to control the flow of the first hydraulic pump 1, so that it is adjustable the decrease speed of hydraulic motor 4, steel wire tensioning control
Liquefaction road 5 can be such that master winch steel wire rope above mentions in a relatively short period of time, so as to drive drilling machine above to mention, avoid master winch steel wire
There is the problem of over-discharge in rope.
Specifically, one end of steel wire tensioning control oil circuit 5 connects the second hydraulic circuit 52, the connection of the second hydraulic circuit 52
Second hydraulic pump 51, the second hydraulic pump 51, which is used to control oil circuit 5 for steel wire tensioning, provides power, and steel wire tensioning controls oil circuit
5 other end connects the first reversal valve 3, and the first reversal valve 3 adjusts the direction of rotation of hydraulic motor 4, makes master winch steel wire rope band
Dynamic drilling machine quickly above mentions, and prevents master winch steel wire rope from the problem of over-discharge occur.It is set gradually on steel wire tensioning control oil circuit 5
Have: solenoid valve 53 and the first shuttle valve 54, solenoid valve 53 are connect by hydraulic circuit with the second hydraulic circuit 52, the first shuttle valve
54 are connect by hydraulic circuit with first reversal valve 3.Guide's hydraulic oil is accessed by solenoid valve 53 and the first shuttle valve 54
In first hydraulic circuit 2, realize that master winch reversely rotates, master winch steel wire rope drives drilling machine to rise.
In addition, the other end of the first shuttle valve 54 is connected with reversal valve, reversal valve one end is hydraulic by hydraulic circuit and second
Oil circuit 52 connects, and the other end of reversal valve is connected on the first reversal valve 3 by hydraulic circuit, when drilling machine needs to rise, is opened
It opening master winch steel wire rope and above mentions control oil circuit 7, the second hydraulic pump 51 above mentions control oil circuit 7 for master winch steel wire rope and provides power,
Hydraulic oil enters the first reversal valve 3 by the second hydraulic circuit 52, reversal valve, shuttle valve 62 and hydraulic circuit, to control liquid
Pressure motor 4 rotates, and master winch steel wire rope drives drilling machine above to mention.
6 one end of hydraulic pump fuel-flow control oil circuit connects the second hydraulic circuit 52, and the second hydraulic pump 51 is used to be hydraulic pump oil
Amount control oil circuit 6 provides power, and the other end of hydraulic pump fuel-flow control oil circuit 6 connects the first hydraulic pump 1, hydraulic pump oil mass control
Liquefaction road 6 includes sequentially connected proportional pressure-reducing valve 61, shuttle valve 62 and pump flow control valve 63, and one end of proportional pressure-reducing valve 61 is logical
It crosses hydraulic circuit and connects the second hydraulic circuit 52, the other end of proportional pressure-reducing valve 61 connects shuttle valve 62, shuttle valve by hydraulic circuit
62 connect pump flow control valve 63 by hydraulic circuit, and pump flow control valve 63 connects the first hydraulic pump 1, and pump flow control valve
63 are electrically connected with first hydraulic pump 1, to can control the flow of the first hydraulic pump 1, to be able to achieve the rotation of hydraulic motor 4
Speed.
Embodiment three
Control master winch over-discharge provided in this embodiment and the hydraulic system for digging steel wire tensioning in borer drilling procedure are
The hydraulic system of steel wire tensioning is further in the control master winch over-discharge provide embodiment two and digging borer drilling procedure
It improves, on the basis of embodiment two and Fig. 1-Fig. 3, control master winch over-discharge provided in this embodiment and digging borer drilling procedure
The hydraulic system of middle steel wire tensioning, comprising: hydraulic oil control module b；Hydraulic oil control module b includes: steel wire tensioning control
Liquefaction road 5, hydraulic pump fuel-flow control oil circuit 6 propose control oil circuit 7 and master winch steel wire rope decline control in master winch steel wire rope
Oil circuit 8；Steel wire tensioning control oil circuit 5 include sequentially connected second hydraulic pump 51, the second hydraulic circuit 52, solenoid valve 53 with
And first shuttle valve 54, the first shuttle valve 54 are connect by hydraulic circuit with the first reversal valve 3；The one of hydraulic pump fuel-flow control oil circuit 6
The second hydraulic circuit 52 of end connection, the other end of hydraulic pump fuel-flow control oil circuit 6 connect the first hydraulic pump 1；Master winch steel wire rope
The one end for above mentioning control oil circuit 7 connects the second hydraulic pump 51, and the other end connection first of control oil circuit 7 is proposed in master winch steel wire rope
Reversal valve 3；Master winch steel wire rope decline control 8 one end of oil circuit connects the second hydraulic pump 51, master file by the second hydraulic circuit 52
It raises wirerope decline control 8 other end of oil circuit and connects the first reversal valve 3.
This application provides it is a kind of control master winch over-discharge and dig borer drilling procedure in steel wire tensioning hydraulic system,
It has following technical effect that
1, hydraulic oil control module b includes: steel wire tensioning control oil circuit 5, hydraulic pump fuel-flow control oil circuit 6, master winch
Control oil circuit 7 and the decline control oil circuit of master winch steel wire rope 8 are mentioned on wirerope；Master winch steel wire rope decline control oil circuit 8 is used
In the degree of adjustment master winch decline, master winch steel wire rope decline control 8 one end of oil circuit passes through the second hydraulic circuit 52 connection the
Two hydraulic pumps 51, the second hydraulic pump 51 is used to provide power for master winch steel wire rope decline control oil circuit 8, under master winch steel wire rope
Drop control 8 other end of oil circuit connects the first reversal valve 3, hydraulic motor 4 is controlled by the first reversal valve 3, thus to adjust master file
The decline degree of wirerope is raised, counterbalance valve 82 is provided on the hydraulic circuit between the first reversal valve 3 and hydraulic motor 4, is improved
The back pressure value of hydraulic motor 4, prevents under master winch steel wire rope to a certain extent during drilling machine master winch steel wire rope declines
Occurs the problem of over-discharge during drop.
2, steel wire tensioning control oil circuit 5 includes sequentially connected second hydraulic pump 51, the second hydraulic circuit 52, solenoid valve
53 and first shuttle valve 54, the first shuttle valve 54 connect by hydraulic circuit with first reversal valve 3, master winch steel wire rope declines
When there is the case where over-discharge, steel wire tensioning controls oil circuit 5 and controls master winch turnup, to guarantee the upper of master winch steel wire rope
It mentions, ensures that drilling machine is in the state of contacting to earth and by steel wire tensioning always.
3, hydraulic pump fuel-flow control oil circuit 6 one end connect the second hydraulic circuit 52, hydraulic pump fuel-flow control oil circuit 6 it is another
One end connects the first hydraulic pump 1, and the second hydraulic circuit 52 is that hydraulic pump fuel-flow control oil circuit 6 provides power, hydraulic pump oil mass control
Liquefaction road 6 is used to control the flow of the first hydraulic pump 1, by adjusting the flow of the first hydraulic pump 1 to adjust hydraulic motor 4
Operation intensity.
4, one end that control oil circuit 7 is mentioned in master winch steel wire rope connects the second hydraulic pump 51, proposes control in master winch steel wire rope
The other end on liquefaction road 7 connects the first reversal valve 3, the second hydraulic pump 51 be master winch steel wire rope above mention control oil circuit 7 provide it is dynamic
Power, the second hydraulic pump 51 above mention control oil circuit 7 for master winch steel wire rope and provide power, and control oil circuit 7 is mentioned in master winch steel wire rope
For controlling the warp of master winch, to realize that master winch steel wire rope above mentions.
5, one end of master winch steel wire rope connects master winch, and the master winch steel wire rope other end connects drilling machine, creeps into drilling machine
In the process, the main hoisting tension value being always kept in a fixed state, makes wirerope be in tensioning state always.
Specifically, control master winch over-discharge provided by the present application and the hydraulic pressure system for digging steel wire tensioning in borer drilling procedure
System includes: power take-off module a and hydraulic oil control module b；Wherein, power take-off module a includes sequentially connected first liquid
Press pump 1, the first hydraulic circuit 2, the first reversal valve 3 and hydraulic motor 4, for providing power for hydraulic motor 4.Hydraulic oil control
Molding block b includes: steel wire tensioning control oil circuit 5, hydraulic pump fuel-flow control oil circuit 6, mentions control oil circuit 7 in master winch steel wire rope
And master winch steel wire rope decline control oil circuit 8.
Specifically, one end of master winch steel wire rope connects master winch, the other end of master winch steel wire rope connects drilling machine, works as brill
The drilling depth of machine is less than 5m, detection device detection main hoisting tension is greater than 2T or when not contacting to earth the case where protecting, master file
Raising wirerope drive drilling machine decline detailed process is, after master winch steel wire rope decline control oil circuit 8 is opened, under master winch steel wire rope
Drop control oil circuit 8 controls hydraulic motor 4, and hydraulic motor 4 drives master winch rotation, and master winch steel wire rope drives drilling machine decline.It is main
Winding steel wire rope decline control oil circuit 8 includes third reversal valve 81 and counterbalance valve 82, and one end second of third reversal valve 81 is hydraulic
Oil circuit 52 connects, and the second hydraulic circuit 52 connects the second hydraulic pump 51, the other end of third reversal valve 81 by hydraulic circuit with
First reversal valve 3 connects, and counterbalance valve 82 is provided on the hydraulic circuit between the first reversal valve 3 and hydraulic motor 4, improves drilling machine
The back pressure value of hydraulic motor 4, prevents master winch steel wire rope from declining to a certain extent during master winch steel wire rope declines
Occurs the problem of over-discharge in journey.
Further, in the case that the drilling depth of drilling machine is greater than 5m and is to contact to earth guard mode, detection device detection
When main hoisting tension is less than 2T, steel wire tensioning controls oil circuit 5 and hydraulic pump fuel-flow control oil circuit 6 starts, hydraulic pump oil mass control
Liquefaction road 6 is used to control the flow of the first hydraulic pump 1, so that it is adjustable the decrease speed of hydraulic motor 4, steel wire tensioning control
Oil circuit 5 can be such that master winch steel wire rope above mentions in a relatively short period of time, so as to drive drilling machine above to mention, avoid master winch steel wire rope
There is the problem of over-discharge.
Specifically, one end of steel wire tensioning control oil circuit 5 connects the second hydraulic circuit 52, the connection of the second hydraulic circuit 52
Second hydraulic pump 51, the second hydraulic pump 51, which is used to control oil circuit 5 for steel wire tensioning, provides power, and steel wire tensioning controls oil circuit
5 other end connects the first reversal valve 3, and the first reversal valve 3 adjusts the direction of rotation of hydraulic motor 4, makes master winch steel wire rope band
Dynamic drilling machine quickly above mentions, and prevents master winch steel wire rope from the problem of over-discharge occur.It is set gradually on steel wire tensioning control oil circuit 5
Have: solenoid valve 53 and the first shuttle valve 54, solenoid valve 53 are connect by hydraulic circuit with the second hydraulic circuit 52, the first shuttle valve
54 one end is connect by hydraulic circuit with first reversal valve 3.It is by solenoid valve 53 and the first shuttle valve 54 that guide is hydraulic
In oil the first hydraulic circuit 2 of access, realize that master winch reversely rotates, master winch steel wire rope drives drilling machine to rise.
In addition, the other end of the first shuttle valve 54 is connected with reversal valve, reversal valve one end is hydraulic by hydraulic circuit and second
Oil circuit 52 connects, and the other end of reversal valve is connected on the first reversal valve 3 by hydraulic circuit, when drilling machine needs to rise, is opened
It opening master winch steel wire rope and above mentions control oil circuit 7, the second hydraulic pump 51 above mentions control oil circuit 7 for master winch steel wire rope and provides power,
Hydraulic oil enters the first reversal valve 3 by the second hydraulic circuit 52, reversal valve, shuttle valve 62 and hydraulic circuit, to control liquid
Pressure motor 4 rotates, and master winch steel wire rope drives drilling machine above to mention.
6 one end of hydraulic pump fuel-flow control oil circuit connects the second hydraulic circuit 52, and the second hydraulic pump 51 is used to be hydraulic pump oil
Amount control oil circuit 6 provides power, and the other end of hydraulic pump fuel-flow control oil circuit 6 connects the first hydraulic pump 1, hydraulic pump oil mass control
Liquefaction road 6 includes sequentially connected proportional pressure-reducing valve 61, shuttle valve 62 and pump flow control valve 63, and one end of proportional pressure-reducing valve 61 is logical
It crosses hydraulic circuit and connects the second hydraulic circuit 52, the other end of proportional pressure-reducing valve 61 connects shuttle valve 62, shuttle valve by hydraulic circuit
62 connect pump flow control valve 63 by hydraulic circuit, and pump flow control valve 63 connects the first hydraulic pump 1, and pump flow control valve
63 are electrically connected with first hydraulic pump 1, to can control the flow of the first hydraulic pump 1, to be able to achieve the rotation of hydraulic motor 4
Speed.
Further, third reversal valve 81 is two-position two-way electromagnetic directional valve.
Further, oil cylinder is installed at the port of the second reversal valve 71.
Further, the second reversal valve 71 is 2/2-way solenoid directional control valve.
Further, the first reversal valve 3 is three-position four-way electromagnetic directional valve.
Further, the first hydraulic pump 1 is double-action hydraulic.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of control master winch over-discharge and the hydraulic system for digging steel wire tensioning in borer drilling procedure, which is characterized in that packet
It includes: power take-off module a and hydraulic oil control module b；
The power take-off module a includes sequentially connected first hydraulic pump (1), the first hydraulic circuit (2), the first reversal valve
(3) and hydraulic motor (4)；
The hydraulic oil control module b includes: steel wire tensioning control oil circuit (5), hydraulic pump fuel-flow control oil circuit (6), master file
It raises wirerope and above proposes control oil circuit (7) and master winch steel wire rope decline control oil circuit (8)；
Steel wire tensioning control oil circuit (5) includes sequentially connected second hydraulic pump (51), the second hydraulic circuit (52), electricity
Magnet valve (53) and the first shuttle valve (54), first shuttle valve (54) are connect by hydraulic circuit with first reversal valve (3)；
One end of the hydraulic pump fuel-flow control oil circuit (6) connects second hydraulic circuit (52), the hydraulic pump oil mass control
The other end on liquefaction road (6) connects first hydraulic pump (1)；
One end that the master winch steel wire rope above proposes control oil circuit (7) connects second hydraulic pump (51), the master winch steel
The other end that control oil circuit (7) is proposed in cord connects first reversal valve (3)；
Master winch steel wire rope decline control oil circuit (8) one end connects the second hydraulic pump by second hydraulic circuit (52)
(51), master winch steel wire rope decline control oil circuit (8) other end connects first reversal valve (3).
2. control master winch over-discharge according to claim 1 and the hydraulic pressure system for digging steel wire tensioning in borer drilling procedure
System, which is characterized in that the hydraulic pump fuel-flow control oil circuit (6) includes sequentially connected proportional pressure-reducing valve (61), shuttle valve (62)
With pump flow control valve (63), the proportional pressure-reducing valve (61) connects second hydraulic circuit (52), institute by hydraulic circuit
It states pump flow control valve (63) and connects first hydraulic pump (1).
3. control master winch over-discharge according to claim 2 and the hydraulic pressure system for digging steel wire tensioning in borer drilling procedure
System, which is characterized in that the pump flow control valve (63) is electrically connected with first hydraulic pump (1).
4. control master winch over-discharge according to claim 1 and the hydraulic pressure system for digging steel wire tensioning in borer drilling procedure
System, which is characterized in that it includes sequentially connected second reversal valve (71) and that the master winch steel wire rope, which above proposes control oil circuit (7),
One shuttle valve (54), second reversal valve (71) be away from first shuttle valve (54) one end and second hydraulic circuit
(52) it connects, one end that first shuttle valve (54) is away from second reversal valve (71) passes through hydraulic circuit and described first
Reversal valve (3) connection.
5. control master winch over-discharge according to claim 1 and the hydraulic pressure system for digging steel wire tensioning in borer drilling procedure
System, which is characterized in that master winch steel wire rope decline control oil circuit (8) includes third reversal valve (81) and counterbalance valve (82),
The other end of the connection of second hydraulic circuit (52) described in one end of the third reversal valve (81), the third reversal valve (81) is logical
It crosses hydraulic circuit to connect with first reversal valve (3), the liquid between first reversal valve (3) and the hydraulic motor (4)
Pressure oil road is provided with counterbalance valve (82).
6. control master winch over-discharge according to claim 5 and the hydraulic pressure system for digging steel wire tensioning in borer drilling procedure
System, which is characterized in that the third reversal valve (81) is two-position two-way electromagnetic directional valve.
7. control master winch over-discharge according to claim 4 and the hydraulic pressure system for digging steel wire tensioning in borer drilling procedure
System, which is characterized in that be equipped with oil cylinder at the port of second reversal valve (71).
8. control master winch over-discharge according to claim 7 and the hydraulic pressure system for digging steel wire tensioning in borer drilling procedure
System, which is characterized in that second reversal valve (71) is 2/2-way solenoid directional control valve.
9. control master winch over-discharge according to claim 1 and the hydraulic pressure system for digging steel wire tensioning in borer drilling procedure
System, which is characterized in that first reversal valve (3) is three-position four-way electromagnetic directional valve.
10. control master winch over-discharge according to claim 1 and the hydraulic pressure system for digging steel wire tensioning in borer drilling procedure
System, which is characterized in that first hydraulic pump (1) is double-action hydraulic pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822275989.3U CN209685204U (en) | 2018-12-29 | 2018-12-29 | It controls master winch over-discharge and digs the hydraulic system of steel wire tensioning in borer drilling procedure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822275989.3U CN209685204U (en) | 2018-12-29 | 2018-12-29 | It controls master winch over-discharge and digs the hydraulic system of steel wire tensioning in borer drilling procedure |
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| Publication Number | Publication Date |
|---|---|
| CN209685204U true CN209685204U (en) | 2019-11-26 |
Family
ID=68597928
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822275989.3U Active CN209685204U (en) | 2018-12-29 | 2018-12-29 | It controls master winch over-discharge and digs the hydraulic system of steel wire tensioning in borer drilling procedure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209685204U (en) |
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2018
- 2018-12-29 CN CN201822275989.3U patent/CN209685204U/en active Active
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