CN207920527U - A kind of hydraulic drill rig column is from pre-tightening system - Google Patents
A kind of hydraulic drill rig column is from pre-tightening system Download PDFInfo
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- CN207920527U CN207920527U CN201820150734.1U CN201820150734U CN207920527U CN 207920527 U CN207920527 U CN 207920527U CN 201820150734 U CN201820150734 U CN 201820150734U CN 207920527 U CN207920527 U CN 207920527U
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Abstract
The utility model belongs to drilling rig technique field, a kind of hydraulic drill rig column is proposed from pre-tightening system, it is characterized in that, including a kind of hydraulic drill rig column from pre-tightening system, it is characterized in that, including oil pump one and oil pump two, oil pump one passes sequentially through three six-way transfer valves one, hydraulic control one-way valve is connect with stretch oil cylinder, oil pump one is connect by three six-way transfer valves two with propelling cylinder, oil pump two is connect by three six-way transfer valves three with rotary motor, oil pump one, oil pump two passes through relief valve one respectively, relief valve two is connect with fuel tank, propelling cylinder is connect by check valve with stretch oil cylinder, the valve import of check valve, valve outlet respectively with propelling cylinder, stretch oil cylinder connects, oil pump one, oil pump two is connect with motor.The utility model solves the column that traditional post drill is held out against when promoting and easily slides, and the propulsion and drilling effect for influencing drilling machine are deteriorated, and even result in the problem of accident occurs.
Description
Technical field
The utility model belongs to drilling rig technique field, is related to a kind of hydraulic drill rig column from pre-tightening system.
Background technology
Traditional post drill is first to hold out against column at work, then drilling machine promote and drilling rod rotation simultaneously into
Row, and may being slided due to the column that the movement of drilling machine is held out against during drilling machine promotes, influence drilling machine propulsion and
Drilling effect is deteriorated, and even results in accident.
Utility model content
The utility model proposes a kind of hydraulic drill rig columns from pre-tightening system, solves the above problem.
What the technical solution of the utility model was realized in：
A kind of hydraulic drill rig column from pre-tightening system, including：
A kind of hydraulic drill rig column is from pre-tightening system, which is characterized in that including oil pump one and oil pump two, the oil pump one according to
Secondary to be connected by three six-way transfer valves one, hydraulic control one-way valve and stretch oil cylinder, the oil pump one passes through three six-way transfer valves
Two connect with propelling cylinder, and the oil pump two is connect by three six-way transfer valves three with rotary motor, the oil pump one, described
Oil pump two is connect by relief valve one, relief valve two with fuel tank respectively, and the propelling cylinder holds out against oil by check valve with described
Cylinder connects, and the valve import of the check valve, valve outlet are connect with propelling cylinder, stretch oil cylinder respectively, the oil pump one, the oil
Pump two is connect with motor.
As further technical solution, the oil drain quantity of the oil pump one is less than the oil drain quantity of the oil pump two, described to let out
The pressure release value of pressure valve one is less than the pressure release value of the relief valve two.
As further technical solution, the oil pump one and three six-way transfer valves one, described three six logical change
It is the oil pump two and three six-way transfer valves three, described to being both provided with pressure gauge one between valve two, the relief valve one
Pressure gauge two is both provided between relief valve two.
As further technical solution, the stretch oil cylinder is connect with square column, the square column top setting
It includes connector sleeve to have top tight pieces, the top tight pieces, is provided on the connector sleeve and holds out against pressure head, and the connector sleeve is set by screw thread
It sets in the square column top.
As further technical solution, it is provided with cross slide way on the square column, is arranged on the cross slide way
There is slide unit component, drilling machine is provided on the slide unit component, the propelling cylinder is connect with the slide unit component, the revolution horse
Up to setting on the drilling machine.
As further technical solution, it is provided with support baseboard below the stretch oil cylinder, is cut with scissors on the support baseboard
It is connected to connecting plate, pulley is provided on the connecting plate, the support baseboard lower part is provided with anti-skid chequer, the cross slide way two
End is respectively arranged with guide sleeve and support limit plate.
It the utility model use principle and has the beneficial effect that：
1. in the utility model, three three equal positions of the six-way transfer valve of six-way transfer valve two, three of six-way transfer valve one, three
When middle position, oil pump one, two fuel feeding of oil pump are returned directly to fuel tank；Three six-way transfer valves one are located at upper, and three six logical
When two, three six-way transfer valves three of reversal valve are respectively positioned on middle position, oil pump one, to stretch oil cylinder fuel feeding, is held out against by hydraulic control one-way valve
Cylinder efficient realizes that drilling machine column is held out against upwards；Three six-way transfer valves one are located at middle position, three six-way transfer valves two, three six
When logical reversal valve three is respectively positioned on upper, oil pump one, oil pump two are respectively to propelling cylinder, rotary motor fuel feeding, while propelling cylinder
By check valve to stretch oil cylinder fuel feeding, then propelling cylinder, rotary motor, stretch oil cylinder work at the same time, realize drilling machine drilling,
Promote and holding out against certainly for column be carried out at the same time, avoid drilling machine drilling, promote when column hold out against loosenings, ensure drilling not only soon but also
It is good；The setting of check valve ensures that the oil of propelling cylinder can enter stretch oil cylinder, and the oil of stretch oil cylinder cannot enter propulsion oil
Cylinder realizes that drilling machine column while promoting is held out against, ensures the stability of equipment work, improve working efficiency.
2. in the utility model, when oil pump one is to stretch oil cylinder or excessive propelling cylinder charge oil pressure relief valve a dozen
It opens, then oil is returned directly to fuel tank and realizes pressure release, and when oil pump two is excessive to rotary motor charge oil pressure, relief valve two is opened, then oily
It is returned directly to fuel tank and realizes pressure release, avoid damage equipment.
3. in the utility model, the oil drain quantity of oil pump one is less than the oil drain quantity of oil pump two, the pressure release value of relief valve one is less than
The pressure release value of relief valve two, this is because the higher oil pressure of rotary motor need of work, setting is more reasonable, avoids accident, saves
Cost-saving.
4. in the utility model, the setting of pressure gauge one, pressure gauge two is convenient in oil circuit under the various use states of detection
Pressure is checked convenient for staff, is overhauled, more convenient to use, safety.
5. in the utility model, stretch oil cylinder holds out against square column upwards, pressure head is held out against by connecting the side of being set on
Type column top holds out against and forms larger pressure between pressure head and wall, is conducive to holding out against for square column, and drilling machine is avoided to push away
It is slided into square column in boring procedure, ensures that square column stablizes support；The setting of connector sleeve is convenient for top tight pieces
Dismounting and change extends the service life of square column.
6. in the utility model, propelling cylinder pushes slide unit component to be slided on cross slide way, rotary motor drives drilling machine
On drilling rod rotated, realize drilling machine while promote while drill, raising working efficiency.
7. in the utility model, stretch oil cylinder supported underneath bottom plate is provided with pulley by connecting plate, equipment needs to move
When connecting plate is pushed, pulley land realize equipment easily moved on the ground by pulley, equipment at work pushes away connecting plate
Onto connecting plate, then pulley leaves ground, and support baseboard has the face of anti-skid chequer to land, and avoids sliding, and is conducive to the stabilization of equipment
Work.
Description of the drawings
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the another structural schematic diagram of the utility model；
In figure：1- oil pumps one, 2- oil pumps two, tri- six-way transfer valves one of 3-, 4- hydraulic control one-way valves, 5- stretch oil cylinders, 6-
Three six-way transfer valves two, 7- propelling cylinders, tri- six-way transfer valves three of 8-, 9- rotary motors, 10- relief valves one, 11- pressure releases
Valve two, 12- fuel tanks, 13- check valves, 14- motors, 15- pressure gauges one, 16- pressure gauges two, 17- square columns, 18- top tight pieces,
181- connector sleeves, 182- hold out against pressure head, 19- cross slide ways, 20- slide unit components, 21- drilling machines, 22- support baseboards, 23- connections
Plate, 24- pulleys, 25- guide sleeves, 26- support limit plates.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
The every other embodiment obtained, shall fall within the protection scope of the present invention.
As illustrated in fig. 1 and 2, the utility model proposes a kind of hydraulic drill rig column from pre-tightening system, including：
Oil pump 1 and oil pump 22, oil pump 1 pass sequentially through three six-way transfer valves 1, hydraulic control one-way valve 4 and hold out against oil
Cylinder 5 connects, and oil pump 1 is connect by three six-way transfer valves 26 with propelling cylinder 7, and oil pump 22 passes through three six-way transfer valves
38 connect with rotary motor 9, and oil pump 1, oil pump 22 are connect by relief valve 1, relief valve 2 11 with fuel tank 12 respectively,
Propelling cylinder 7 is connect by check valve 13 with stretch oil cylinder 5, the valve import of check valve 13, valve outlet respectively with propelling cylinder 7,
Stretch oil cylinder 5 connects, and oil pump 1, oil pump 22 are connect with motor 14.
In the utility model, three six-way transfer valve 26, three of six-way transfer valve one 3, three six-way transfer valves 38 are equal
When positioned at middle position, oil pump 1,22 fuel feeding of oil pump are returned directly to fuel tank；Three six-way transfer valves 1 be located at it is upper, and three
When 26, three six-way transfer valves 38 of six-way transfer valve are respectively positioned on middle position, oil pump 1 is by hydraulic control one-way valve 4 to stretch oil cylinder 5
Fuel feeding, the work of stretch oil cylinder 5 realize that drilling machine column is held out against upwards；Three six-way transfer valves 1 are located at middle position, three six logical commutations
When 26, three six-way transfer valves 38 of valve are respectively positioned on upper, oil pump 1, oil pump 22 are respectively to propelling cylinder 7, rotary motor 9
Fuel feeding, at the same propelling cylinder 7 by check valve 13 to 5 fuel feeding of stretch oil cylinder, then propelling cylinder 7, rotary motor 9, stretch oil cylinder 5
It works at the same time, realizes that the drilling, propulsion and holding out against certainly for column of drilling machine are carried out at the same time, avoid drilling machine column in drilling, propulsion
Loosening is held out against, ensures that drilling is faster and better；The setting of check valve 13 ensures that the oil of propelling cylinder 7 can enter stretch oil cylinder 5, and
The oil of stretch oil cylinder 5 cannot enter propelling cylinder 7, realize that drilling machine column while promoting is held out against, ensure equipment work
Stability, improve working efficiency.
In the utility model, the relief valve one when oil pump 1 is to stretch oil cylinder 5 or excessive 7 charge oil pressure of propelling cylinder
10 open, then oil is returned directly to fuel tank and realizes pressure release, the relief valve 2 11 when oil pump 22 is excessive to 9 charge oil pressure of rotary motor
It opens, then oil is returned directly to fuel tank and realizes pressure release, avoids damage equipment.
Further, the oil drain quantity of oil pump 1 is less than the oil drain quantity of oil pump 22, and the pressure release value of relief valve 1 is less than pressure release
The pressure release value of valve 2 11.
In the utility model, the oil drain quantity of oil pump 1 is less than the oil drain quantity of oil pump 22, and the pressure release value of relief valve 1 is small
In the pressure release value of relief valve 2 11, this is because the higher oil pressure of 9 need of work of rotary motor, setting is more reasonable, avoids thing
Therefore save cost.
Further, oil pump 1 and three six-way transfer valves one 3, three are equal between six-way transfer valve 26, relief valve 1
It is provided with pressure gauge 1, pressure gauge 2 16 is both provided between oil pump 22 and three six-way transfer valves 38, relief valve 2 11.
In the utility model, the setting of pressure gauge 1, pressure gauge 2 16 is convenient in oil circuit under the various use states of detection
Pressure, check, overhaul convenient for staff, it is more convenient to use, safety.
Further, stretch oil cylinder 5 is connect with square column 17, and 17 top of square column is provided with top tight pieces 18, top tight pieces
18 include connector sleeve 181, is provided on connector sleeve 181 and holds out against pressure head 182, connector sleeve 181 is arranged by screw thread in square column
17 tops.
In the utility model, stretch oil cylinder 5 holds out against square column 17 upwards, holds out against pressure head 182 and is set by connector sleeve 181
It sets on 17 top of square column, holds out against and form larger pressure between pressure head 182 and wall, be conducive to the top of square column 17
Tightly, it avoids drilling machine square column 17 in propulsion and boring procedure from sliding, ensures that square column 17 stablizes support；Connector sleeve
181 setting extends the service life of square column 17 convenient for the dismounting and change of top tight pieces 18.
Further, it is provided with cross slide way 19 on square column 17, slide unit component 20, slide unit are provided on cross slide way 19
Drilling machine 21 is provided on component 20, propelling cylinder 7 is connect with slide unit component 20, and rotary motor 9 is arranged on drilling machine 21.
In the utility model, propelling cylinder 7 pushes slide unit component 20 to be slided on cross slide way 19, and rotary motor 9 drives
Drilling rod on drilling machine 21 is rotated, and is realized drilling when promoting for drilling machine 21, is improved working efficiency.
Further, 5 lower section of stretch oil cylinder is provided with support baseboard 22, and connecting plate 23 is hinged on support baseboard 22, is connected
Pulley 24 is provided on plate 23,22 lower part of support baseboard is provided with anti-skid chequer, and 19 both ends of cross slide way are respectively arranged with guide sleeve
25 and support limit plate 26.
In the utility model, 5 supported underneath bottom plate 22 of stretch oil cylinder is provided with pulley 24 by connecting plate 23, and equipment needs
Connecting plate 23 is pushed when mobile, pulley 24, which lands, realizes that equipment easily moves on the ground by pulley, and equipment at work will
Connecting plate 23 is shifted onto on connecting plate 23, then pulley 24 leaves ground, and support baseboard 22 has the face of anti-skid chequer to land, and avoids sliding,
Be conducive to the steady operation of equipment.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection domain within.
Claims (6)
1. a kind of hydraulic drill rig column is from pre-tightening system, which is characterized in that including oil pump one (1) and oil pump two (2), the oil pump
One (1) passes sequentially through three six-way transfer valves one (3), hydraulic control one-way valve (4) is connect with stretch oil cylinder (5), the oil pump one (1)
It is connect with propelling cylinder (7) by three six-way transfer valves two (6), the oil pump two (2) passes through three six-way transfer valves three (8)
It is connect with rotary motor (9), the oil pump one (1), the oil pump two (2) pass through relief valve one (10), relief valve two respectively
(11) it is connect with fuel tank (12), the propelling cylinder (7) is connect by check valve (13) with the stretch oil cylinder (5), the list
It is connect respectively with propelling cylinder (7), stretch oil cylinder (5) to the valve import of valve (13), valve outlet, the oil pump one (1), the oil
Two (2) of pump are connect with motor (14).
2. a kind of hydraulic drill rig column according to claim 1 is from pre-tightening system, which is characterized in that the oil pump one (1)
Oil drain quantity be less than the oil drain quantity of the oil pump two (2), the pressure release value of the relief valve one (10) is less than the relief valve two
(11) pressure release value.
3. a kind of hydraulic drill rig column according to claim 2 is from pre-tightening system, which is characterized in that the oil pump one (1)
It is respectively provided between three six-way transfer valves one (3), three six-way transfer valves two (6), the relief valve one (10)
There is pressure gauge one (15), between the oil pump two (2) and three six-way transfer valves three (8), the relief valve two (11)
It is provided with pressure gauge two (16).
4. a kind of hydraulic drill rig column according to claims 1 to 3 any one is from pre-tightening system, which is characterized in that institute
It states stretch oil cylinder (5) to connect with square column (17), square column (17) top is provided with top tight pieces (18), described to hold out against
Part (18) includes connector sleeve (181), is provided on the connector sleeve (181) and holds out against pressure head (182), and the connector sleeve (181) is logical
Screw thread is crossed to be arranged on square column (17) top.
5. a kind of hydraulic drill rig column according to claim 4 is from pre-tightening system, which is characterized in that the square column
(17) it is provided with cross slide way (19) on, slide unit component (20), the slide unit component are provided on the cross slide way (19)
(20) drilling machine (21) is provided on, the propelling cylinder (7) connect with the slide unit component (20), and the rotary motor (9) sets
It sets on the drilling machine (21).
6. a kind of hydraulic drill rig column according to claim 5 is from pre-tightening system, which is characterized in that the stretch oil cylinder
(5) lower section is provided with support baseboard (22), is hinged with connecting plate (23) on the support baseboard (22), on the connecting plate (23)
It is provided with pulley (24), support baseboard (22) lower part is provided with anti-skid chequer, and cross slide way (19) both ends are respectively set
There are guide sleeve (25) and support limit plate (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820150734.1U CN207920527U (en) | 2018-01-29 | 2018-01-29 | A kind of hydraulic drill rig column is from pre-tightening system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820150734.1U CN207920527U (en) | 2018-01-29 | 2018-01-29 | A kind of hydraulic drill rig column is from pre-tightening system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207920527U true CN207920527U (en) | 2018-09-28 |
Family
ID=63605781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820150734.1U Active CN207920527U (en) | 2018-01-29 | 2018-01-29 | A kind of hydraulic drill rig column is from pre-tightening system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207920527U (en) |
-
2018
- 2018-01-29 CN CN201820150734.1U patent/CN207920527U/en active Active
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