CN208749290U - Torsion pulse pressure-charging helicoid hydraulic motor - Google Patents
Torsion pulse pressure-charging helicoid hydraulic motor Download PDFInfo
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- CN208749290U CN208749290U CN201821220296.8U CN201821220296U CN208749290U CN 208749290 U CN208749290 U CN 208749290U CN 201821220296 U CN201821220296 U CN 201821220296U CN 208749290 U CN208749290 U CN 208749290U
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Abstract
The utility model belongs to oil drilling tools technical field, in particular to a kind of torsion pulse pressure-charging helicoid hydraulic motor.Including torsion pulse connector, quiet valve disc assembly, dynamic valve disc assembly, the anti-lost connecting rod of integral type water conservancy diversion, adjustment connector and motor sub-assembly；Described quiet valve disc assembly one end is fixed with the torsion pulse connector shaft shoulder, the other end is mutually pushed up with dynamic valve disc assembly and is held, the dynamic valve disc assembly is fixedly connected with the anti-lost connecting rod of integral type water conservancy diversion, the anti-lost connecting rod of integral type water conservancy diversion and adjustment connector fixed-link, the adjustment connector is connect with motor sub-assembly bias, the motor sub-assembly is connected with torsion pulse connector, when the dynamic valve assembly on integral type water conservancy diversion anti-boom is rotated with rotor, quiet valve assembly is constantly staggered or is overlapped with dynamic valve assembly hole, pass through the variation of the area of passage generating period of the drilling fluid of helicoid hydraulic motor, and then pressure pulse is generated in motor inlet, so that the output torque of helicoid hydraulic motor gets a promotion.
Description
Technical field
Utility model belongs to oil drilling tools technical field, in particular to a kind of torsion pulse pressure-charging helicoid hydraulic motor.
Background technique
Helicoid hydraulic motor is the mud motor with drilling fluid (or compressed gas) for power source, is a kind of positive displacement horse
It reaches.The drilling fluid of slush pump output or the compressed gas of compressor output enter screw drilling tool motor from drill string, motor into,
Outlet forms certain pressure difference, and drive rotor is rotated around the axis of stator, and torque and revolving speed are passed through universal shaft and transmission
Axis passes to drill bit broken rock drilling, to realize drillng operation.Vertical woods helicoid hydraulic motor mainly by by-pass valve assembly, anti-lost assembly,
Motor assembly, universal axle assembly and the most of composition of driving-shaft assembly five.Current drilling parameter is continually strengthened, bit pressure, discharge capacity
Continuous promotion (foreign countries cry radical drilling well), it is higher and higher to the output performance requirement of helicoid hydraulic motor.
Although having released high-performance screw drill and equal wall-thickness screws drilling tool both at home and abroad to meet the needs of drilling market,
But the output performance of lifting handle drilling tool has reached bottleneck again.Instantly domestic and international energy exploration company is constantly strengthening
Drilling parameter, urgent need want the higher helicoid hydraulic motor of output performance, to cooperate the radical drilling well of each exploration company, realize that drilling well mentions again
Speed, synergy, the higher target of drop originally.
Utility model content
The utility model proposes a kind of torsion pulse pressure-charging spiral shell for the problems in above-mentioned background technique of effective solution
Bar drill tool, specific technical solution are as follows:
A kind of torsion pulse pressure-charging helicoid hydraulic motor, including torsion pulse connector, quiet valve disc assembly, dynamic valve disc assembly, one
The anti-lost connecting rod of formula water conservancy diversion, adjustment connector and motor sub-assembly；Described quiet valve disc assembly one end is fixed with the torsion pulse connector shaft shoulder, separately
One end is mutually pushed up with dynamic valve disc assembly and is held, and the dynamic valve disc assembly is fixedly connected with the anti-lost connecting rod of integral type water conservancy diversion, integral type water conservancy diversion
Anti-lost connecting rod and adjustment connector fixed-link, the adjustment connector are connect with motor sub-assembly bias, the motor sub-assembly and torsion
Pulse connector is connected；
The quiet valve disc assembly is symmetrical arranged by quiet valve disc, and the quiet valve disc is equipped with several pulse holes；
The dynamic valve disc assembly includes Moving plate valve and dynamic valve seat, and Moving plate valve one end is mutually pushed up with quiet moushroom valve and held, the other end
It is connect with dynamic valve seat, the dynamic valve seat is connected with the anti-lost connecting rod of integral type water conservancy diversion；
The dynamic valve disc assembly, the anti-lost connecting rod of integral type water conservancy diversion, adjust connector center be equipped with deflector hole, it is described respectively to lead
Discharge orifice is connected to along same axis；
Preferably, the quiet valve disc assembly further includes positioning pin and O-ring seal；The quiet moushroom valve being symmetrically installed passes through
The positioning pin axially position, the O-ring seal are mounted on the quiet moushroom valve side.
Preferably, the motor sub-assembly includes stator and rotor；The stator is by bleeding off lock ring and torsion pulse connector
Fixed-link, the rotor are connect with the adjustment connector bias, and the junction of the rotor and adjustment connector opens up deflector hole.
The utility model has the beneficial effects that: when the dynamic valve assembly on integral type water conservancy diversion anti-boom is rotated with rotor,
Since rotor and the adjustment connect eccentric connection, quiet valve assembly is constantly staggered or is overlapped with dynamic valve assembly hole, passes through screw rod
The variation of the area of passage generating period of the drilling fluid of drilling tool, and then pressure pulse is generated in motor inlet, so that screw drill
The output torque of tool gets a promotion；1. torsion pulse pressure-charging screw rods have the falling-proof apparatus of integral type water conservancy diversion simultaneously, can effectively mention
The effect of construction safety coefficient is with protection drilling equipment under gug.2. torsion pulse pressure-charging helicoid hydraulic motor not will cause pump pressure and rise
Height does not influence slush pump and pipeline.3. torsion pulse helicoid hydraulic motor pulse is easy to adjust, overcurrent aperture can pass through
Sound valve opening is adjusted to adjust pulse.4. dynamic valve disc and quiet valve disc are process using special hard alloy, anti-impact energy
Power is strong, and abrasion resistant effect is good.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is that the utility model part-structure assembles explosive view.
Specific embodiment
Specific embodiment of the present utility model is described in detail in conjunction with attached drawing and preferred embodiment
A kind of torsion pulse pressure-charging helicoid hydraulic motor, including torsion pulse connector 1, quiet valve disc assembly, dynamic valve disc assembly, one
The anti-lost connecting rod 7 of formula water conservancy diversion, adjustment connector 9 and motor sub-assembly；Described quiet valve disc assembly one end is fixed with the torsion pulse connector shaft shoulder,
The other end is mutually pushed up with dynamic valve disc assembly and is held, and the dynamic valve disc assembly is fixedly connected with the anti-lost connecting rod 7 of integral type water conservancy diversion, integrated guide
Flow anti-lost connecting rod 7 and adjustment 9 fixed-link of connector, the adjustment connector is connect with motor sub-assembly bias, the motor sub-assembly and
Torsion pulse connector is connected；
Several pulse holes 4, dynamic valve disc assembly, the integrated guide being sequentially connected are symmetrically arranged on the quiet valve disc assembly
Flow anti-lost connecting rod, the center that adjusts connector is equipped with deflector hole 13, and each deflector hole is connected to along same axis.
The quiet valve disc assembly includes quiet moushroom valve 2, positioning pin 3 and O-ring seal 12；The quiet moushroom valve 2 is symmetrically installed, and
By 3 axially position of positioning pin, the O-ring seal 12 is mounted on 2 side of quiet moushroom valve.
The dynamic valve disc assembly includes Moving plate valve 5 and dynamic valve seat 6, and described 5 one end of Moving plate valve is held with quiet 2 phase top of moushroom valve, separately
One end is connect with dynamic valve seat 6, and the dynamic valve seat is connected with the anti-lost connecting rod 7 of integral type water conservancy diversion.
The motor sub-assembly includes stator 10 and rotor 11；The stator 10 is by bleeding off lock ring 8 and torsion pulse connector 1
Fixed-link, the rotor 11 are connect with 9 bias of adjustment connector, and the junction of the rotor and adjustment connector opens up water conservancy diversion
Hole 13.
Installation and operational process:
Quiet valve disc assembly is fitted into torsion pulse connector；Dynamic valve disc hot charging is entered into valve seat (dynamic valve disc and dynamic valve seat
Claim dynamic valve disc assembly)；Dynamic valve disc assembly is connected with the anti-lost connecting rod of integral type water conservancy diversion, adjustment connector and is packed into torsion pulse connector
It is interior, anti-lost lock ring is connected with torsion pulse connector, rotor is packed into stator, rotor is connected with adjustment connector；It will turn round
Power pulse connector is connected with stator；There is quiet valve disc assembly in the torsion pulse connector, quiet valve disc assembly is equipped with deflector hole
With pulse hole, there is pulse hole in the dynamic valve assembly, have guiding device and pulse on the anti-lost connecting rod of integral type water conservancy diversion
Hole；There is deflector hole in the rotor of the motor sub-assembly, is equipped with dynamic valve seat assembly in the anti-lost small end of integral type water conservancy diversion, moves valve seat
Assembly is equipped with the pulse hole flowed through for drilling fluid；The built-in quiet valve assembly of torsion pulse connector, quiet valve assembly is by moving valve
Assembly is withstood, and quiet valve assembly is opposite with dynamic valve assembly valve opening position, is determined by the bias of motor.When the cleaner for high-pressure drilling fluid of slush pump
When flowing through torsion pulse connector and entering motor sub-assembly, drive rotor is rotated around the axis of stator, and revolving speed and torque are passed through ten thousand
Transmission shaft component, which is passed to, to shaft assembly passes to drill bit broken rock drilling again.When the dynamic valve assembly on integral type water conservancy diversion anti-boom with
When rotor rotates, quiet valve assembly is constantly staggered or is overlapped with dynamic valve assembly hole, passes through the overcurrent of the drilling fluid of helicoid hydraulic motor
The variation of area generating period, and then pressure pulse is generated in motor inlet, so that the output torque of helicoid hydraulic motor is mentioned
It rises, how much output torque increase is determined by the area of passage for moving valve assembly and quiet valve disc assembly.
Torsion pulse pressure-charging helicoid hydraulic motor working principle:
Torsion pulse pressure-charging helicoid hydraulic motor is the inverse application of hydroscillator working principle, by utilizing screw drilling tool motor
The motion profile of rotor, since the rotation of rotor drives the anti-lost connecting rod of integral type water conservancy diversion and the rotation of dynamic valve disc assembly to lead to two valves
Disk is staggered and is overlapped, and is staggered and is overlapped the pressure of motor inlet is resulted in change, and periodic relative motion causes screw drill
Have motor inlet pressure increase, realizes the effect of mud-pulse pressurization, torque increase square.
Waterpower working principle:
The power section of hydroscillator is made of the metal motor of a 2:1, and the lower end of motor rotor fixes one
Moushroom valve is so driving rotor rotates when fluid passes through power section, since the characteristic end of motor in one plane moves back and forth
Referred to as dynamic valve.
What is connect with power section is that integral type moves valve, and main component is exactly that the dynamic valve of an integral type and the quiet valve of integral type are tight
Close fit is staggered and is overlapped upper pressure is resulted in become since the rotation of rotor causes two valve blocks to be staggered and be overlapped
Change, the sectional area (maximum value and minimum value) that periodic relative motion causes fluid to flow through tool periodically changes.
The structural advantage of the utility model
It, can construction safety coefficient effectively under winding shaft 1. torsion pulse pressure-charging screw rod has the falling-proof apparatus of integral type water conservancy diversion
The effect of with protection drilling equipment.
2. torsion pulse pressure-charging helicoid hydraulic motor not will cause pump pressure and increase, slush pump and pipeline are not influenced.
3. torsion pulse helicoid hydraulic motor pulse is easy to adjust, overcurrent aperture can adjust by adjusting sound valve opening
Pulse.
4. dynamic valve disc and quiet valve disc are process using special hard alloy, anti-impact ability it is strong, abrasion resistant effect is good.Pass through
The above structural advantage, torsion pulse helicoid hydraulic motor is included using safe, efficient work, performance is stable, the entirety long-life, is convenient for
The distinguishing features such as popularization；
Torsion pulse pressure-charging helicoid hydraulic motor technical advantage:
1. effectively improving the anti-overload ability of helicoid hydraulic motor, realize that screw drilling tool motor torque increase is imitated by pulse pressure-charging
Fruit, helicoid hydraulic motor anti-overload ability are stronger；It reduces and suppresses situations such as stopping screw motor.
2. effectively improving rate of penetration, cooperate PDC drill bit, effect is obvious when creeping under big bit pressure, huge discharge；
3. helicoid hydraulic motor output torque improves 20%-30%；
4. excellent complete machine output performance, stable revolving speed conservation rate will not cause screw speed because of the increase of bit pressure
Decline；
5. torsion pulse connector and conventional helicoid hydraulic motor are mutually compatible, interchangeable.
6. torsion pulse pressure-charging screw rod has the anti-lost effect of flow-guiding type, it is broken in torsion pulse connector lower case
Afterwards, anti-lost effect can be played, drilling equipment line pressure is only will cause and rises and (judge convenient for drilling well driller), will not suppress and stop mud
Pump, in this way to protect drilling equipment also to play down anti-lost function.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the protection scope of the utility model, and the above is only the preferred embodiment of the utility model.
Claims (3)
1. a kind of torsion pulse pressure-charging helicoid hydraulic motor, which is characterized in that including torsion pulse connector, quiet valve disc assembly, dynamic valve disc
Assembly, the anti-lost connecting rod of integral type water conservancy diversion, adjustment connector and motor sub-assembly；Described quiet valve disc assembly one end and torsion pulse joint axis
Shoulder is fixed, and the other end is mutually pushed up with dynamic valve disc assembly and held, and the dynamic valve disc assembly is fixedly connected with the anti-lost connecting rod of integral type water conservancy diversion, and one
The anti-lost connecting rod of body formula water conservancy diversion and adjustment connector fixed-link, the adjustment connector are connect with motor sub-assembly bias, the groups of motors
Part is connected with torsion pulse connector；
The quiet valve disc assembly is symmetrical arranged by quiet valve disc, and the quiet valve disc is equipped with several pulse holes；
The dynamic valve disc assembly includes Moving plate valve and dynamic valve seat, and Moving plate valve one end is mutually pushed up with quiet moushroom valve and held, the other end and dynamic
Valve seat connection, the dynamic valve seat are connected with the anti-lost connecting rod of integral type water conservancy diversion；
The dynamic valve disc assembly, the anti-lost connecting rod of integral type water conservancy diversion, adjust connector center be equipped with deflector hole, each deflector hole
It is connected to along same axis.
2. torsion pulse pressure-charging helicoid hydraulic motor according to claim 1, which is characterized in that the quiet valve disc assembly further includes
Positioning pin and O-ring seal；The quiet moushroom valve being symmetrically installed passes through the positioning pin axially position, the O-ring seal peace
Mounted in the quiet moushroom valve side.
3. torsion pulse pressure-charging helicoid hydraulic motor according to claim 1, which is characterized in that the motor sub-assembly includes stator
And rotor；For the stator by bleeding off lock ring and torsion pulse connector fixed-link, the rotor and the adjustment connector are eccentric
The junction of connection, the rotor and adjustment connector opens up deflector hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821220296.8U CN208749290U (en) | 2018-07-31 | 2018-07-31 | Torsion pulse pressure-charging helicoid hydraulic motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821220296.8U CN208749290U (en) | 2018-07-31 | 2018-07-31 | Torsion pulse pressure-charging helicoid hydraulic motor |
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| Publication Number | Publication Date |
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| CN208749290U true CN208749290U (en) | 2019-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821220296.8U Active CN208749290U (en) | 2018-07-31 | 2018-07-31 | Torsion pulse pressure-charging helicoid hydraulic motor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108843236A (en) * | 2018-07-31 | 2018-11-20 | 天津立林石油机械有限公司 | Torsion pulse pressure-charging helicoid hydraulic motor |
-
2018
- 2018-07-31 CN CN201821220296.8U patent/CN208749290U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108843236A (en) * | 2018-07-31 | 2018-11-20 | 天津立林石油机械有限公司 | Torsion pulse pressure-charging helicoid hydraulic motor |
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