CN207906176U - Plunger bias formula rotary steering hydraulic device - Google Patents
Plunger bias formula rotary steering hydraulic device Download PDFInfo
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- CN207906176U CN207906176U CN201820006684.XU CN201820006684U CN207906176U CN 207906176 U CN207906176 U CN 207906176U CN 201820006684 U CN201820006684 U CN 201820006684U CN 207906176 U CN207906176 U CN 207906176U
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Abstract
The utility model is related to oil/gas drilling technical field of tools, specially a kind of plunger bias formula rotary steering hydraulic device, the plunger bias formula rotary steering hydraulic device, including link block；The right end of link block and the left end of matrix block are fixed together, the upper end right part of matrix block is installed with plunger guide device, the front end left part of link block is installed with plug, the lower right of matrix block installation cavity is equipped with the shoe cream room of opening to the right, and the left portion in the installation cavity of matrix block is installed with liquid transporting apparatus.The utility model by hydraulic pump and shoe cream room by carrying out built-in processing, and by plunger guide device setoff installation, effectively reduce the volume of hydraulic module, adapt to the working environment of underground complexity, the excessive influence to rotary steerable tool bulk strength of hydraulic module volume is reduced, has good effect for the adjustment of the tool angle in rotary steerable tool drilling process.
Description
Technical field
The utility model is related to oil/gas drilling technical field of tools, are a kind of plunger bias formula rotary steering hydraulic devices.
Background technology
Rotary steering is the new technology in domestic drilling tool, and hydraulic module belongs to the core of rotary steerable tool execution part
The heart is the control signal that is sent out by master control borad during tool use to adjust the rotating speed of motor, makes one or more backplates
It acts and is contacted with stratum, control changes the orientation angles of rotary steerable tool.In drilling process, borehole size limits tool
Radial dimension, and pushing type rotary steerable tool is typically all to be evenly arranged three in the different angle of the same position of tool
Hydraulic module.Plunger bottom surface is parallel with hydraulic module matrix bottom surface in Normal hydraulic module, the hydraulic module volume of this form
It is larger, it cannot be adapted to the working environment of underground complexity, the excessive volume of hydraulic module is to rotary steerable tool bulk strength
It influences greatly, it is insufficient to the adjustment of the tool angle in rotary steerable tool drilling process.
Invention content
The utility model provides a kind of plunger bias formula rotary steering hydraulic device, overcome the above-mentioned prior art no
Enough, it is larger effectively to solve existing hydraulic module volume, the working environment of underground complexity cannot be adapted to, hydraulic module is excessive
Influence of the volume to rotary steerable tool bulk strength it is big, the adjustment to the tool angle in rotary steerable tool drilling process
Insufficient problem.
The technical solution of the utility model is realized by following measures：A kind of plunger bias formula rotary steering hydraulic pressure
Device, including link block, matrix block, plunger guide device, liquid transporting apparatus, valve group and Fuel Tanking Unit；The right end of link block
It is fixed together with the left end of matrix block, the upper end right part of matrix block is installed with plunger guide device, link block
Front end left part is installed with plug, and the top in link block is respectively equipped with the horizontal direction being connected with the top in matrix block
Installation cavity, the right lower quadrant of link block is respectively equipped with the mounting hole being connected, the right part in matrix block with the lower left quarter of matrix block
Equipped with opening shoe cream room to the right, it is set with hydraulic sensing device in the mounting hole of link block, in the installation cavity of link block
Middle part is set with contact pin, and liquid transporting apparatus is installed in the left part of the installation cavity of matrix block, the installation cavity of matrix block
Right part is installed with valve group, and the right end of liquid transporting apparatus and the left end of valve group are fixedly installed togather, in the shoe cream room of matrix block
It is installed with Fuel Tanking Unit, equipped with the outlet end and plunger guide device with liquid transporting apparatus in valve group and matrix block
The infusion channel that hydraulic end is connected, equipped with the outlet end and Fuel Tanking Unit with liquid transporting apparatus in valve group and matrix block
The overflow ducts that oil inlet end is connected are equipped with and the liquid feeding end of liquid transporting apparatus and the fuel feeding end of Fuel Tanking Unit in matrix block
The hydraulic oil channel being connected.
Here is the further optimization and/or improvements to above-mentioned utility model technical solution：
Above-mentioned plunger guide device includes plunger top plate, plunger, cylinder sleeve and resilient dust boot, and the bottom of cylinder sleeve passes through bolt
It is fixedly installed togather with the upper end right part of matrix block, the inner sleeve of cylinder sleeve is equipped with plunger, and column is installed at the top of plunger
Top plate is filled in, resilient dust boot is located at the outside of cylinder sleeve, and the lower end of resilient dust boot and the lower outside of cylinder sleeve are fixedly connected on one
It rises, the upper end of resilient dust boot is fixedly installed togather by pressing plate and plunger top plate, the bottom of plunger and the infusion of matrix block
Channel is connected.
It is equipped with annular groove on the inside of the right part of above-mentioned link block installation cavity, connecting bridge pipe is set in the annular groove of link block installation cavity
The right part of A, connection bridge tube A are sleeved on the left part of matrix block installation cavity, and contact pin is located at the left of connection bridge tube A, liquid conveying dress
The left part set is fixed together with the right part for connecting bridge tube A；Or/and liquid transporting apparatus includes motor fixing sleeve, electricity
Machine, shaft coupling and hydraulic pump, motor fixing sleeve are sleeved on the left part of matrix block cavity, on the outside of the left part of motor fixing sleeve with connect
It is threadably secured and links together on the inside of the right part of bridge tube A, card slot, the left end of motor are equipped on the inside of the right end of connection bridge tube A
Motor anti-rotation sheet is fixedly mounted, for motor set in motor fixing sleeve, the motor anti-rotation sheet of motor is installed on the card of connection bridge tube A
In slot, hydraulic pump is fixedly mounted in the matrix block installation cavity of motor right, and the output shaft of motor passes through shaft coupling and hydraulic pump
Input shaft be fixed together, the outlet end of hydraulic pump and the left end of valve group are fixed together, the feed liquor of hydraulic pump
End is fixed together with the hydraulic oil channel of matrix block.
Above-mentioned Fuel Tanking Unit includes oil sac pressure head, oil sac plug and elastic oil sac, and elastic oil sac and oil sac plug are respectively positioned on oil storage
Intracavitary, the left end of oil sac pressure head are sleeved on the middle part of the shoe cream room of matrix block, and the right end of oil sac pressure head and the right end of shoe cream room are solid
Surely it links together, is fixed together on the outside of the left part of oil sac plug on the inside of the right part of elastic oil sac, inside oil sac pressure head
The left part of inner cavity equipped with opening to the left, oil sac pressure head inner cavity is equipped with wedge groove, and the right part of oil sac plug is sleeved on oil sac pressure head
In the middle part of inner cavity, the part that oil sac plug is connected with elastic oil sac is installed on the inner cavity left part of oil sac pressure head, oil sac by wedge groove
The upper end right part of pressure head is equipped with the overflow port being connected with the overflow ducts of inner cavity and matrix block, and the upper end left part of oil sac pressure head is set
There are the oil inlet being connected with matrix block hydraulic oil channel, the lower part of oil sac plug to be equipped with inner cavity and oil sac pressure head with elastic oil sac
The horizontal oil inlet passage that is connected of right part inner cavity, the top of oil sac plug be equipped with the inner cavity of elastic oil sac and oil sac pressure head into
The oil drain passage that hydraulic fluid port is connected.
The infusion channel of above-mentioned valve group is connected with overflow ducts, and the left part of valve group is installed with check valve, check valve
Left end and the outlet end of liquid transporting apparatus be fixed together, the right end of check valve is connected with the infusion channel of valve group
Logical, the overflow ducts of valve group are installed with overflow valve；Or/and connecting bridge pipe B is set in the mounting hole of matrix block, it connects
The left part of bridge tube B is sleeved on the mounting hole right part of link block, and hydraulic sensing device includes pressure sensor and wire bushing, and pressure passes
The pressure measurement end of sensor compresses with the left end for connecting bridge tube B and sticks together, and the left end of pressure sensor is installed with wire bushing, shield
The outside of line set is fixedly mounted in the mounting hole of link block, and connection bridge tube B's is internally provided with the penetrating through-hole in left and right, in matrix
The pressure channel being connected with the hydraulic end of the through-hole and plunger guide device that connect bridge tube B is equipped in block.
The inclined hole being connected with the mounting hole of link block and installation cavity is equipped in the middle part of the lower end of above-mentioned link block, in link block
Inclined hole lower part be installed with plug, plug is fixed by screws in the front end left part of link block, is equipped in link block and even
The cable aperture that block installation cavity left end is connected with plug is connect, connection bridge tube A is logical equipped with what is be connected with plug and input end of motor
Hole, plug are electrically connected with contact pin, and the input terminal of contact pin and motor is electrically connected, contact pin and pressure sensor it is defeated
Outlet is electrically connected；Or/and link block front side and matrix block on front side of be respectively equipped at least one bolt hole；Or/
With sealing ring is installed between plunger and cylinder sleeve, sealing ring is installed between cylinder sleeve and matrix block, connects bridge tube A and link block
Installation cavity between the sealing ring of annular is installed, connect the sealing ring that annular is equipped between bridge tube A and matrix block installation cavity,
Sealing ring is installed in the outside of the infusion channel joint of the infusion channel and valve group of matrix block, oil sac pressure head and oil sac plug it
Between sealing ring is installed, sealing ring, the overflow port of oil sac pressure head and oil storage are installed between oil sac pressure head oil inlet and shoe cream room
Sealing ring is installed between chamber.
The utility model reasonable and compact in structure, it is easy to use, by the way that hydraulic pump and shoe cream room are carried out built-in processing, and
By plunger guide device setoff installation, the volume of hydraulic module is effectively reduced, the working environment of underground complexity is adapted to, subtracts
The small excessive influence to rotary steerable tool bulk strength of hydraulic module volume, in rotary steerable tool drilling process
The adjustment of tool angle has good effect.
Description of the drawings
Attached drawing 1 is the main view schematic cross-sectional view of the best embodiment of the utility model.
Attached drawing 2 is the section view enlarged structure schematic diagram of the valve group of attached drawing 1.
Coding in attached drawing is respectively：1 is link block, and 2 be matrix block, and 3 be valve group, and 4 be plug, and 5 be contact pin, and 6 be column
Top plate is filled in, 7 be plunger, and 8 be cylinder sleeve, and 9 be resilient dust boot, and 10 be pressing plate, and 11 be connection bridge tube A, and 12 be motor fixing sleeve, 13
It is shaft coupling for motor, 14,15 be hydraulic pump, and 16 be motor anti-rotation sheet, and 17 be oil sac pressure head, and 18 be oil sac plug, and 19 be elasticity
Oil sac, 20 be check valve, and 21 be overflow valve, and 22 be connection bridge tube B, and 23 be pressure sensor, and 24 be wire bushing, and 25 be plug,
26 be infusion channel, and 27 be overflow ducts, and 28 be oil inlet passage, and 29 be oil drain passage, and 30 be bolt hole.
Specific implementation mode
The utility model is not limited by following embodiments, can technical solution according to the present utility model and actual conditions
Determine specific embodiment.
In the present invention, for ease of description, the description of the relative position relation of each component is according to specification
The Butut mode of attached drawing 1 is described, such as：The position relationship of front, rear, top, and bottom, left and right etc. is according to Figure of description 1
Butut direction determine.
The utility model is further described with reference to embodiment and attached drawing：
As shown in attached drawing 1,2, the plunger bias formula rotary steering hydraulic device, including link block 1, matrix block 2, plunger are led
To device, liquid transporting apparatus, valve group 3 and Fuel Tanking Unit；The right end of link block 1 is fixedly connected on one with the left end of matrix block 2
It rising, the upper end right part of matrix block 2 is installed with plunger guide device, and the front end left part of link block 1 is installed with plug 4,
Top in link block 1 is respectively equipped with the installation cavity for the horizontal direction being connected, the right side of link block 1 with the top in matrix block 2
Lower part is respectively equipped with the mounting hole being connected with the lower left quarter of matrix block 2, and the right part in matrix block 2 is equipped with the oil storage of opening to the right
Chamber is set with hydraulic sensing device in the mounting hole of link block 1, and contact pin 5 is set in the middle part of the installation cavity of link block 1,
It is installed with liquid transporting apparatus in the left part of the installation cavity of matrix block 2, the right part of the installation cavity of matrix block 2 is installed with valve group
3, the right end and the left end of valve group 3 of liquid transporting apparatus are fixedly installed togather, and storage is installed in the shoe cream room of matrix block 2
Oily device is equipped in valve group 3 and matrix block 2 and is connected with the hydraulic end of the outlet end of liquid transporting apparatus and plunger guide device
Logical infusion channel 26 is equipped with and the outlet end of liquid transporting apparatus and the oil inlet end of Fuel Tanking Unit in valve group 3 and matrix block 2
The overflow ducts 27 being connected are equipped with and the liquid feeding end of liquid transporting apparatus and the fuel feeding end phase of Fuel Tanking Unit in matrix block 2
The hydraulic oil channel of connection.In this way, Fuel Tanking Unit by hydraulic oil channel to the liquid feeding end fuel feeding of liquid transporting apparatus, liquid is defeated
It send device to work under the control of operating personnel, high pressure liquid pressure oil is transported to by the infusion channel 26 of valve group 3 and matrix block 2
The hydraulic end of plunger guide device makes plunger guide device start to work, and adjusts and bores under the plunger effect of plunger guide device
The drilling well angle of well tool can pass through the overflow ducts 27 of valve group 3 and matrix block 2 if the hypertonia of high pressure liquid pressure oil
Into in Fuel Tanking Unit, the damage of equipment will not be caused because hydraulic fluid pressure is excessively high, hydraulic sensing device can be by high pressure liquid
The pressure of pressure oil feeds back to operating personnel in real time by contact pin 5 and plug 4, and operating personnel judges liquid by the pressure of hydraulic oil
Whether body conveying device and plunger guide device work normally, by the way that liquid transporting apparatus and Fuel Tanking Unit are mounted on link block
1 and matrix block 2 installation cavity and oil pocket in, and by plunger guide device setoff installation, effectively reduce volume, adapt to well
The working environment of lower complexity improves plunger bias formula rotary steering hydraulic device bulk strength, and plunger bias formula is rotated
The adjustment of tool angle in guide hydraulic device drilling process has good effect.
Above-mentioned A can be made further optimization and/or improvements according to actual needs：
As shown in attached drawing 1,2, plunger guide device includes plunger top plate 6, plunger 7, cylinder sleeve 8 and resilient dust boot 9, cylinder sleeve
8 bottom is fixedly installed togather by bolt and the upper end right part of matrix block 2, and the inner sleeve of cylinder sleeve 8 is equipped with plunger 7, plunger 7
Top be installed with plunger top plate 6, resilient dust boot 9 is located at the outside of cylinder sleeve 8, lower end and the cylinder sleeve 8 of resilient dust boot 9
Lower outside be fixed together, the upper end of resilient dust boot 9 is fixedly mounted on one by pressing plate 10 and plunger top plate 6
It rises, the bottom of plunger 7 is connected with the infusion channel 26 of matrix block 2.In this way, resilient dust boot 9 is public, high-pressure and hydraulic
The bottom that oil enters plunger 7 by the infusion channel 26 of matrix block 2 pushes plunger 7 to move up, and plunger 7 drives plunger top plate
6 move up to realize the effect of adjustment drilling well angle, and resilient dust boot 9 can effectively prevent extraneous impurity to enter
Inside plunger guide device, ensure that plunger guide device can work normally.
As shown in attached drawing 1,2, annular groove, the annular groove inner sleeve of 1 installation cavity of link block are equipped on the inside of the right part of 1 installation cavity of link block
Equipped with connection bridge tube A11, the right part of connection bridge tube A11 is sleeved on the left part of 2 installation cavity of matrix block, and contact pin 5 is located at connection bridge tube
The left of A11, the left part of liquid transporting apparatus are fixed together with the right part for connecting bridge tube A11；Or/and liquid conveying
Device includes motor fixing sleeve 12, motor 13, shaft coupling 14 and hydraulic pump 15, and motor fixing sleeve 12 is sleeved on 2 cavity of matrix block
Left part, be threadably secured on the outside of the left part of motor fixing sleeve 12 and link together with the right part inside for connect bridge tube A11, company
It connects and is equipped with card slot on the inside of the right end of bridge tube A11, motor anti-rotation sheet 16 is fixedly mounted in the left end of motor 13, and motor 13 is sleeved on motor
In fixing sleeve 12, the motor anti-rotation sheet 16 of motor 13 is installed in the card slot of connection bridge tube A11, and hydraulic pump 15 is fixedly mounted on electricity
In the matrix block installation cavity of 13 right of machine, the output shaft of motor 12 is fixedly connected by shaft coupling 14 with the input shaft of hydraulic pump 15
Together, the outlet end of hydraulic pump 15 and the left end of valve group 3 are fixed together, liquid feeding end and the matrix block 2 of hydraulic pump 15
Hydraulic oil channel be fixed together.In this way, motor anti-rotation sheet 16 is fixedly mounted on the left end of 13 shell of motor, motor
Anti-rotation sheet 16, which is installed in the card slot of connection bridge tube A11, can effectively prevent the shell of motor 13 to rotate, and motor 13 passes through
Shaft coupling 14 drives hydraulic pump 15 to rotate, to enable liquid transporting apparatus to work normally.
As shown in attached drawing 1,2, Fuel Tanking Unit includes oil sac pressure head 17, oil sac plug 18 and elastic oil sac 19, elastic oil sac 19
It is respectively positioned in shoe cream room with oil sac plug 18, the left end of oil sac pressure head 17 is sleeved on the middle part of the shoe cream room of matrix block 2, oil sac pressure head
17 right end and the right end of shoe cream room are fixed together, on the inside of the right part of elastic oil sac 19 and on the outside of the left part of oil sac plug 18
It is fixed together, oil sac pressure head 17 is internally provided with the inner cavity of opening to the left, and the left part of 17 inner cavity of oil sac pressure head is equipped with wedge shape
The right part of slot, oil sac plug 18 is sleeved in the middle part of the inner cavity of oil sac pressure head 17, the part that oil sac plug 18 is connected with elastic oil sac 19
The inner cavity left part of oil sac pressure head 17 is installed on by wedge groove, the upper end right part of oil sac pressure head 17 is equipped with and inner cavity and matrix block 2
The overflow port that is connected of overflow ducts 27, the upper end left part of oil sac pressure head 17 is equipped with to be connected with 2 hydraulic oil channel of matrix block
Oil inlet, the lower part of oil sac plug 18 is equipped with the water being connected with the right part inner cavity of the inner cavity of elastic oil sac 19 and oil sac pressure head 17
Flat oil inlet passage 28, the top of oil sac plug 18 is equipped with to be connected with the oil inlet of the inner cavity of elastic oil sac 19 and oil sac pressure head 17
Oil drain passage 29.In this way, elastic oil sac 19 is public, the right end of oil sac pressure head 17 and the right end of shoe cream room can pass through spiral shell
Bolt is fixed together, the hydraulic oil that elastic oil sac 19 can utilize the elastic storage of rubber more, defeated to liquid in needs
When sending device fuel feeding, hydraulic oil is sent into the liquid feeding end of liquid transporting apparatus by elastic oil sac 19 by natural resiliency, works as liquid
When the hydraulic fluid pressure that conveying device is confessed is excessively high, hydraulic oil can by the overflow port of oil sac pressure head 17 and oil sac plug 18 into
Oily channel 28 enters in elastic oil sac 19, prevents from damaging equipment because hydraulic fluid pressure is excessively high.
As shown in Fig. 1, the infusion channel 26 of valve group 3 is connected with overflow ducts 27, and the left part of valve group 3 is installed with
Check valve 20, the left end of check valve 20 and the outlet end of liquid transporting apparatus are fixed together, the right end of check valve 20 with
The infusion channel 26 of valve group 3 is connected, and the overflow ducts 27 of valve group 3 are installed with overflow valve 21；Or/and the peace of matrix block 2
Connecting bridge pipe B22 is set in dress hole, the left part of connection bridge tube B22 is sleeved on the mounting hole right part of link block 1, hydraulic sensing dress
It sets including pressure sensor 23 and wire bushing 24, the pressure measurement end of pressure sensor 23 compresses with the left end for connecting bridge tube B22 and is attached to
Together, the left end of pressure sensor 23 is installed with wire bushing 24, and the outside of wire bushing 24 is fixedly mounted on the peace of link block 1
It fills in hole, connection bridge tube B22's is internally provided with the penetrating through-hole in left and right, in the interior through-hole for being equipped with and connecting bridge tube B22 of matrix block 2
The pressure channel being connected with the hydraulic end of plunger guide device.In this way, overflow valve 21 is a kind of check valve, check valve can be to prevent
The only refluence of hydraulic oil, it is ensured that liquid transporting apparatus can normally be run safely；Connecting bridge tube B22 and wire bushing 24 will press
Force snesor 23 is limited in the mounting hole of link block 1, and hydraulic oil is led to the pressure measurement of pressure sensor 23 by connection bridge tube B22
End, realizes the measurement of hydraulic fluid pressure.
As needed, it is equipped with the inclined hole being connected with the mounting hole of link block and installation cavity in the middle part of the lower end of link block 1,
The inclined hole lower part of link block 1 is installed with plug 25, and plug 4 is fixed by screws in the front end left part of link block 1, link block
The cable aperture being connected with 1 installation cavity left end of link block and plug 4 is equipped in 1, connection bridge tube A11 is equipped with and plug 4 and motor
The through-hole that 13 input terminals are connected, plug 4 are electrically connected with contact pin 5, and contact pin 5 and the input terminal of motor 13 are connected electrically in one
It rises, contact pin 5 and the output end of pressure sensor 23 are electrically connected；Or/and the front side of the front side and matrix block 2 of link block 1
It is respectively equipped at least one bolt hole 30；Or/and sealing ring is installed between plunger 7 and cylinder sleeve 8, cylinder sleeve 8 and matrix block 2
Between sealing ring is installed, connect the sealing ring for being equipped with annular between bridge tube A11 and the installation cavity of link block 1, connect bridge tube
The sealing ring of annular is installed, in the infusion channel of the infusion channel and valve group 3 of matrix block 2 between 2 installation cavity of A11 and matrix block
The outside of joint is equipped with sealing ring, is equipped with sealing ring between oil sac pressure head 17 and oil sac plug 18, oil sac pressure head 17 into
Sealing ring is installed between hydraulic fluid port and shoe cream room, sealing ring is installed between the overflow port and shoe cream room of oil sac pressure head 17.In this way,
Plunger bias formula rotary steering hydraulic device is pacified needed for being fixedly mounted by the bolt hole of 2 front side of link block 1 and matrix block
The cable of the position of dress, plug 4 is electrically connected across cable aperture with contact pin 5, and contact pin 5 is electric with pressure sensor 23 and motor 13 respectively
Connection, makes plug 4 that the measurement data of pressure sensor is fed back to operating personnel, operating personnel can control electricity by plug 4
Machine 13 rotates, to make plunger bias formula rotary steering hydraulic device work.
The above technical characteristic constitutes the most preferred embodiment of the utility model, with stronger adaptability and best implementation
Effect can increase and decrease non-essential technical characteristic, to meet the needs of different situations according to actual needs.
The use process of the best embodiment of the utility model：Before work, plunger bias formula rotary steering hydraulic device
Link block 1 is bolted to connection together with matrix block 2, and plunger bias formula rotary steering hydraulic device passes through link block 1
With in matrix block 2 bolt hole 30 and bolt be fixedly mounted on needed for the position installed, the hydraulic end of hydraulic pump 13, elastic oil sac
19, hydraulic oil, the right side of oil sac pressure head 17 are each filled in infusion channel 26, overflow ducts 27, oil inlet passage 28 and oil drain passage 29
End is bolted to connection together with the right end of 2 shoe cream room of matrix block, the transmission cable of plug 4 by the casing of drilling well with
External control device is electrically connected, and the power cable of motor 13 is connected electrically in one by the casing of drilling well with external power supply
It rises, at work, plunger bias formula rotary steering hydraulic device enters with drilling tool in well, and operating personnel is controlled by outside
Device, plug 4 and contact pin 5 control motor 13 and work, and motor 13 drives hydraulic pump 15 to rotate by shaft coupling 14, elastic oil sac 19
By oil-drain pipe 29 and hydraulic oil channel to 15 fuel feeding of hydraulic pump, hydraulic oil is transported to by hydraulic pump 15 by infusion channel 26
7 bottom of plunger of plunger guide device, high pressure liquid pressure oil pushes plunger 7 that plunger top plate 6 is driven to move up, so as to adjust drilling well
The drilling well angle of work, when the hypertonia of high pressure liquid pressure oil, high pressure liquid pressure oil can be with the overflow valve 21 of open-top valve group 3, portion
Liquid separation pressure oil is entered by the overflow ducts 27 of valve group 3 and the oil inlet passage 28 of oil sac plug 18 in elastic oil sac 19, realizes high pressure
The decompression of hydraulic oil, it is ensured that plunger bias formula rotary steering hydraulic device is capable of the work of safety and stability, the hydraulic pressure of 7 bottom of plunger
Oil is measured by the pressure measurement end in contact of pressure channel and the through-hole and pressure sensor 23 of connection bridge tube B22, pressure sensor 23
Hydraulic fluid pressure at plunger 7, and pressure signal is fed back into external control device by contact pin 5 and plug 4, operating personnel is logical
The case where crossing observation hydraulic fluid pressure may determine that whether plunger bias formula rotary steering hydraulic device works normally.
Claims (10)
1. a kind of plunger bias formula rotary steering hydraulic device, it is characterised in that including link block, matrix block, plunger guide dress
It sets, liquid transporting apparatus, valve group and Fuel Tanking Unit；The right end of link block and the left end of matrix block are fixed together, matrix
The upper end right part of block is installed with plunger guide device, and the front end left part of link block is installed with plug, in link block
Top is respectively equipped with the installation cavity for the horizontal direction being connected with the top in matrix block, the right lower quadrant of link block and matrix block
Lower left quarter is respectively equipped with the mounting hole being connected, and the right part in matrix block is equipped with the shoe cream room of opening to the right, in the peace of link block
Dress is set with hydraulic sensing device in hole, in the middle part of the installation cavity of link block is set with contact pin, in the installation cavity of matrix block
Left part is installed with liquid transporting apparatus, and the right part of the installation cavity of matrix block is installed with valve group, the right end of liquid transporting apparatus
It is fixedly installed togather with the left end of valve group, Fuel Tanking Unit is installed in the shoe cream room of matrix block, in valve group and matrix block
It is interior equipped with the infusion channel being connected with the hydraulic end of the outlet end of liquid transporting apparatus and plunger guide device, in valve group and base
The overflow ducts being connected with the oil inlet end of the outlet end of liquid transporting apparatus and Fuel Tanking Unit are equipped in body block, in matrix block
Equipped with the hydraulic oil channel being connected with the fuel feeding end of the liquid feeding end of liquid transporting apparatus and Fuel Tanking Unit.
2. plunger bias formula rotary steering hydraulic device according to claim 1, it is characterised in that plunger guide device packet
Plunger top plate, plunger, cylinder sleeve and resilient dust boot are included, the bottom of cylinder sleeve is fixedly mounted by the upper end right part of bolt and matrix block
Together, the inner sleeve of cylinder sleeve is equipped with plunger, is installed with plunger top plate at the top of plunger, resilient dust boot is located at cylinder sleeve
Outside, the lower end of resilient dust boot and the lower outside of cylinder sleeve are fixed together, and the upper end of resilient dust boot passes through pressing plate
It is fixedly installed togather with plunger top plate, the bottom of plunger is connected with the infusion channel of matrix block.
3. plunger bias formula rotary steering hydraulic device according to claim 1 or 2, it is characterised in that link block installation cavity
Right part on the inside of be equipped with annular groove, connecting bridge pipe A is set in the annular groove of link block installation cavity, the right part of connection bridge tube A is sleeved on
The left part of matrix block installation cavity, contact pin are located at the left of connection bridge tube A, the left part of liquid transporting apparatus and the right side for connecting bridge tube A
Portion is fixed together；Or/and liquid transporting apparatus includes motor fixing sleeve, motor, shaft coupling and hydraulic pump, motor is solid
The fixed left part for being sleeved on matrix block cavity, the left part outside of motor fixing sleeve pass through screw thread with the right part inside for connecting bridge tube A
It is fixed together, card slot is equipped on the inside of the right end of connection bridge tube A, motor anti-rotation sheet, motor is fixedly mounted in the left end of motor
It is sleeved in motor fixing sleeve, the motor anti-rotation sheet of motor is installed in the card slot of connection bridge tube A, and hydraulic pump is fixedly mounted on electricity
In the matrix block installation cavity of machine right, the output shaft of motor is fixed together by the input shaft of shaft coupling and hydraulic pump,
The outlet end of hydraulic pump and the left end of valve group are fixed together, the liquid feeding end of hydraulic pump and the hydraulic oil channel of matrix block
It is fixed together.
4. plunger bias formula rotary steering hydraulic device according to claim 1 or 2, it is characterised in that Fuel Tanking Unit includes
Oil sac pressure head, oil sac plug and elastic oil sac, elastic oil sac and oil sac plug are respectively positioned in shoe cream room, and the left end of oil sac pressure head is sleeved on
The middle part of the shoe cream room of matrix block, the right end of oil sac pressure head and the right end of shoe cream room are fixed together, the right side of elastic oil sac
It is fixed together on the outside of the left part of oil sac plug on the inside of portion, oil sac pressure head is internally provided with the inner cavity of opening to the left, oil sac pressure
The left part of head inner cavity is equipped with wedge groove, and the right part of oil sac plug is sleeved in the middle part of the inner cavity of oil sac pressure head, oil sac plug and elastic oil sac
The part being connected is installed on the inner cavity left part of oil sac pressure head by wedge groove, the upper end right part of oil sac pressure head be equipped with inner cavity and
The overflow port that the overflow ducts of matrix block are connected, the upper end left part of oil sac pressure head is equipped with to be connected with matrix block hydraulic oil channel
Oil inlet, the lower part of oil sac plug is equipped with the horizontal oil inlet being connected with the right part inner cavity of the inner cavity of elastic oil sac and oil sac pressure head
Channel, the top of oil sac plug are equipped with the oil drain passage being connected with the oil inlet of the inner cavity of elastic oil sac and oil sac pressure head.
5. plunger bias formula rotary steering hydraulic device according to claim 3, it is characterised in that Fuel Tanking Unit includes oil
Bag pressure head, oil sac plug and elastic oil sac, elastic oil sac and oil sac plug are respectively positioned in shoe cream room, and the left end of oil sac pressure head is sleeved on base
The middle part of the shoe cream room of body block, the right end of oil sac pressure head and the right end of shoe cream room are fixed together, the right part of elastic oil sac
It is fixed together on the outside of inside and the left part of oil sac plug, oil sac pressure head is internally provided with the inner cavity of opening to the left, oil sac pressure head
The left part of inner cavity is equipped with wedge groove, and the right part of oil sac plug is sleeved in the middle part of the inner cavity of oil sac pressure head, oil sac plug and elastic oil sac phase
The part of connection is installed on the inner cavity left part of oil sac pressure head by wedge groove, and the upper end right part of oil sac pressure head is equipped with and inner cavity and base
The overflow port that the overflow ducts of body block are connected, the upper end left part of oil sac pressure head is equipped with to be connected with matrix block hydraulic oil channel
Oil inlet, it is logical that the lower part of oil sac plug is equipped with the horizontal oil inlet being connected with the right part inner cavity of the inner cavity of elastic oil sac and oil sac pressure head
Road, the top of oil sac plug are equipped with the oil drain passage being connected with the oil inlet of the inner cavity of elastic oil sac and oil sac pressure head.
6. plunger bias formula rotary steering hydraulic device according to claim 1 or 2, it is characterised in that the infusion of valve group is logical
Road is connected with overflow ducts, and the left part of valve group is installed with check valve, the left end of check valve and going out for liquid transporting apparatus
Liquid end is fixed together, and the right end of check valve is connected with the infusion channel of valve group, and the overflow ducts of valve group are fixedly mounted
There is overflow valve；Or/and connecting bridge pipe B is set in the mounting hole of matrix block, the left part of connection bridge tube B is sleeved on link block
Mounting hole right part, hydraulic sensing device include pressure sensor and wire bushing, the pressure measurement end of pressure sensor with connect bridge tube B's
Left end compression sticks together, and the left end of pressure sensor is installed with wire bushing, and connection is fixedly mounted on the outside of wire bushing
In the mounting hole of block, connection bridge tube B's is internally provided with the penetrating through-hole in left and right, is equipped in matrix block and connect the logical of bridge tube B
The pressure channel that hole is connected with the hydraulic end of plunger guide device.
7. plunger bias formula rotary steering hydraulic device according to claim 3, it is characterised in that the infusion channel of valve group
It is connected with overflow ducts, the left part of valve group is installed with check valve, and the left end of check valve and liquid transporting apparatus go out liquid
End is fixed together, and the right end of check valve is connected with the infusion channel of valve group, and the overflow ducts of valve group are installed with
Overflow valve；Or/and connecting bridge pipe B is set in the mounting hole of matrix block, the left part of connection bridge tube B is sleeved on the peace of link block
Hole right part is filled, hydraulic sensing device includes pressure sensor and wire bushing, the pressure measurement end of pressure sensor and the left side for connecting bridge tube B
Side pressure is close together, and the left end of pressure sensor is installed with wire bushing, and link block is fixedly mounted on the outside of wire bushing
Mounting hole in, connection bridge tube B's is internally provided with the penetrating through-hole in left and right, is equipped in matrix block and the through-hole that connect bridge tube B
The pressure channel being connected with the hydraulic end of plunger guide device.
8. plunger bias formula rotary steering hydraulic device according to claim 4, it is characterised in that the infusion channel of valve group
It is connected with overflow ducts, the left part of valve group is installed with check valve, and the left end of check valve and liquid transporting apparatus go out liquid
End is fixed together, and the right end of check valve is connected with the infusion channel of valve group, and the overflow ducts of valve group are installed with
Overflow valve；Or/and connecting bridge pipe B is set in the mounting hole of matrix block, the left part of connection bridge tube B is sleeved on the peace of link block
Hole right part is filled, hydraulic sensing device includes pressure sensor and wire bushing, the pressure measurement end of pressure sensor and the left side for connecting bridge tube B
Side pressure is close together, and the left end of pressure sensor is installed with wire bushing, and link block is fixedly mounted on the outside of wire bushing
Mounting hole in, connection bridge tube B's is internally provided with the penetrating through-hole in left and right, is equipped in matrix block and the through-hole that connect bridge tube B
The pressure channel being connected with the hydraulic end of plunger guide device.
9. plunger bias formula rotary steering hydraulic device according to claim 5, it is characterised in that the infusion channel of valve group
It is connected with overflow ducts, the left part of valve group is installed with check valve, and the left end of check valve and liquid transporting apparatus go out liquid
End is fixed together, and the right end of check valve is connected with the infusion channel of valve group, and the overflow ducts of valve group are installed with
Overflow valve；Or/and connecting bridge pipe B is set in the mounting hole of matrix block, the left part of connection bridge tube B is sleeved on the peace of link block
Hole right part is filled, hydraulic sensing device includes pressure sensor and wire bushing, the pressure measurement end of pressure sensor and the left side for connecting bridge tube B
Side pressure is close together, and the left end of pressure sensor is installed with wire bushing, and link block is fixedly mounted on the outside of wire bushing
Mounting hole in, connection bridge tube B's is internally provided with the penetrating through-hole in left and right, is equipped in matrix block and the through-hole that connect bridge tube B
The pressure channel being connected with the hydraulic end of plunger guide device.
10. plunger bias formula rotary steering hydraulic device according to claim 9, it is characterised in that in the lower end of link block
Portion is equipped with the inclined hole being connected with the mounting hole of link block and installation cavity, and plug is installed in the inclined hole lower part of link block,
Plug is fixed by screws in the front end left part of link block, is equipped in link block and is connected with link block installation cavity left end and plug
Cable aperture, connection bridge tube A is equipped with the through-hole being connected with plug and input end of motor, and plug is electrically connected with contact pin,
The input terminal of contact pin and motor is electrically connected, and the output end of contact pin and pressure sensor is electrically connected；Or/and even
It connects and is respectively equipped at least one bolt hole on front side of the front side and matrix block of block；Or/and it is equipped between plunger and cylinder sleeve close
Seal is equipped with sealing ring between cylinder sleeve and matrix block, connect and be equipped with the close of annular between bridge tube A and the installation cavity of link block
Seal connects the sealing ring that annular is equipped between bridge tube A and matrix block installation cavity, in the infusion channel and valve group of matrix block
The outside of infusion channel joint is equipped with sealing ring, is equipped with sealing ring between oil sac pressure head and oil sac plug, oil sac pressure head into
Sealing ring is installed between hydraulic fluid port and shoe cream room, sealing ring is installed between the overflow port and shoe cream room of oil sac pressure head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820006684.XU CN207906176U (en) | 2018-01-03 | 2018-01-03 | Plunger bias formula rotary steering hydraulic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820006684.XU CN207906176U (en) | 2018-01-03 | 2018-01-03 | Plunger bias formula rotary steering hydraulic device |
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| Publication Number | Publication Date |
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| CN207906176U true CN207906176U (en) | 2018-09-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820006684.XU Active CN207906176U (en) | 2018-01-03 | 2018-01-03 | Plunger bias formula rotary steering hydraulic device |
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| CN (1) | CN207906176U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108194434A (en) * | 2018-01-03 | 2018-06-22 | 中国石油集团西部钻探工程有限公司 | Plunger bias formula rotary steering hydraulic device |
-
2018
- 2018-01-03 CN CN201820006684.XU patent/CN207906176U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108194434A (en) * | 2018-01-03 | 2018-06-22 | 中国石油集团西部钻探工程有限公司 | Plunger bias formula rotary steering hydraulic device |
| CN108194434B (en) * | 2018-01-03 | 2024-03-26 | 中国石油天然气集团有限公司 | Plunger offset type rotary guiding hydraulic device |
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Effective date of registration: 20201110 Address after: 100120 Beijing Xicheng District six laying Kang Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC Xibu Drilling Engineering Co.,Ltd. Address before: 830026 science and technology management division, West drilling and Drilling Engineering Institute, No. 326 South Central Road, Urumqi economic and Technological Development Zone, the Xinjiang Uygur Autonomous Region, China Patentee before: CNPC Xibu Drilling Engineering Co.,Ltd. |