CN115445301B

CN115445301B - Hydraulic power source with blowdown function

Info

Publication number: CN115445301B
Application number: CN202211144723.XA
Authority: CN
Inventors: 刘玉昌; 张良坤; 刘家鑫
Original assignee: Qingdao Changhui Marine Intelligent Equipment Co ltd
Current assignee: Qingdao Changhui Marine Intelligent Equipment Co ltd
Priority date: 2022-09-20
Filing date: 2022-09-20
Publication date: 2023-06-27
Anticipated expiration: 2042-09-20
Also published as: CN115445301A

Abstract

The application discloses hydraulic power source with blowdown function relates to hydraulic power equipment technical field, it includes the mounting frame, install the hydraulic pump on the mounting frame, the oil tank, well accuse platform and filter, the inner chamber has been seted up in the filter, the baffle is installed to the intracavity, the baffle separates into filter chamber and oil feed chamber with the inner chamber, the filter chamber is located the upper portion of oil feed chamber, the oil inlet intercommunication of filter is in oil feed chamber, the oil-out intercommunication of filter is in the filter chamber, a plurality of mounting hole has been seted up on the baffle, install a plurality of filter core in the filter chamber, a plurality of filter core and a plurality of mounting hole one-to-one setting, the oil feed intracavity rotates and installs the blowdown front pipe, the filter core bottom can be aimed at in proper order to the one end of blowdown front pipe, the other end of blowdown front pipe is installed after the blowdown, the one end that the blowdown front pipe was kept away from in the filter outside is kept away from to the blowdown rear pipe. The application has the effect of reducing the influence of filter element clearance on the power supply of the hydraulic power source.

Description

Hydraulic power source with blowdown function

Technical Field

The application relates to the technical field of hydraulic power equipment, in particular to a hydraulic power source with a pollution discharge function.

Background

Marine drilling, also known as offshore drilling, is a drilling project performed in the continental shelf sea area for exploration and development and natural gas. The drilling depth is typically several kilometers, and the deepest offshore oil well can reach 6000 meters.

Drill pipe is one of the common drilling equipment for offshore drilling, and because the drill pipe frequently carries out high-strength drilling operation, the drill pipe is damaged and sometimes happens, and an operator is required to repair or replace the drill pipe at the moment, but because the weight of the drill pipe is large, the drill pipe handling equipment is usually required to carry the drill pipe, and the drill pipe handling equipment usually needs a hydraulic power source to provide power for the drill pipe handling equipment so as to carry out drill pipe handling through the drill pipe handling equipment.

The hydraulic power source for providing power for the drill rod handling equipment generally comprises a hydraulic pump, an oil tank, a center console, a cooling mechanism, a filtering mechanism and the like, wherein the filtering mechanism is arranged between the hydraulic pump and an oil inlet of the drill rod handling equipment. In the process that the hydraulic power source provides power for the drill rod carrying equipment, if the filter element in the filtering mechanism needs to be cleaned, the hydraulic pump needs to be closed at first to clean the filter element, so that the working efficiency of the operator for carrying the drill rod is reduced.

Disclosure of Invention

In order to reduce the influence of filter element clearance on the power provided by the hydraulic power source, the application provides a hydraulic power source with a pollution discharge function.

The application provides a hydraulic power source with blowdown function adopts following technical scheme:

the utility model provides a hydraulic power source with blowdown function, includes the installing frame, install hydraulic pump, oil tank, well accuse platform and filter on the installing frame, the inner chamber has been seted up in the filter, install the baffle in the inner chamber, the baffle will filter chamber and advance oil cavity are separated into to the inner chamber, the filter chamber is located advance oil cavity's upper portion, the oil inlet intercommunication of filter in advance oil cavity, the oil-out intercommunication of filter in filter chamber, a plurality of mounting hole has been seted up on the baffle, a plurality of the mounting hole is along the circumference evenly arranged of baffle, every the mounting hole all runs through the baffle sets up, install a plurality of filter core in the filter chamber, a plurality of filter core and a plurality of mounting hole one-to-one sets up, advance the oil cavity is interior to be installed the blowdown front pipe, the one end of blowdown front pipe can aim at in proper order the filter core bottom, the other end rotation of blowdown front pipe install the back pipe, the back pipe keep away from the one end of blowdown front pipe set up in the filter outside sets up and is used for driving the blowdown device before the blowdown pipe rotates in the filter.

Through the technical scheme, in the process that the hydraulic pump provides power for the drill rod carrying equipment, hydraulic oil enters the oil inlet cavity from the oil inlet of the filter, the liquid level of the hydraulic oil is accumulated to the inside of the filter element from low to high, impurities in the hydraulic oil are attached to the inner wall of the filter element under the filtering action of the filter element, and the hydraulic oil enters the filter cavity through the filter element and flows out from the oil outlet.

When operating personnel need clear up the filter core, rotate through drive arrangement drive blowdown front tube, make the blowdown front tube aim at the bottom of one of them filter core, because impurity is attached to the filter core inner wall, and the one end of blowdown back tube sets up in the outside of filter, therefore there is pressure differential between the inside and outside of filter core, after the filter front tube is aimed at the filter core bottom, impurity is outside the filter along blowdown front tube and blowdown back tube discharge along with hydraulic oil, rotate the blowdown front tube in proper order afterwards, the impurity in the different filter cores of discharge, can accomplish the filter core clearance, like this also can accomplish the filter core clearance when providing power to drilling rod handling equipment, the influence of filter core clearance to the power supply is reduced, thereby operating personnel transport drilling rod's work efficiency has been promoted.

The present application may be further configured in a preferred example to: the outer wall of the filter is provided with a pressure detector, the pressure detector is used for monitoring oil pressure inside and outside the filter element, and the pressure detector is electrically connected with the center console.

Through the technical scheme, when the pressure detector detects that the pressure inside and outside the filter element reaches the set critical value, the pressure detector transmits signals to the central console, and after an operator finds that the pressure inside and outside the filter element reaches the critical value from the central console, the operator drives the sewage discharging front pipe to rotate and sequentially butt-joint with the bottom of the filter element through the driving device, so that the filter element cleaning is completed.

The present application may be further configured in a preferred example to: offer the drive chamber in the filter, the drive chamber is located advance the below in oil chamber, drive arrangement includes the motor, the motor is installed in the drive chamber, install face gear one on the output shaft of motor, install the pivot on the blowdown front tube, the one end of pivot stretches into in the drive chamber, the pivot stretches into face gear two is installed to the one end in drive chamber, face gear one with face gear two mutually support.

Through above-mentioned technical scheme, when operating personnel need clear up the filter core, through the starter motor, the output shaft of motor drives face gear one and rotates, and face gear one drives face gear two and rotate, and face gear two drives the blow off front tube through the pivot and rotate for blow off front tube and filter core dock in proper order, accomplish the filter core clearance.

The present application may be further configured in a preferred example to: the installation frame is provided with a centrifugal barrel, one end of the sewage discharge rear pipe arranged outside the filter stretches into the centrifugal barrel, the centrifugal barrel is internally provided with a centrifugal impeller, and the centrifugal barrel is internally provided with an adsorption net.

Through above-mentioned technical scheme, the dirt-containing hydraulic oil of pipe exhaust after the blowdown flows into in the centrifugation section of thick bamboo, and the impurity in the hydraulic oil removes and adheres to the adsorption net to the inner wall of centrifugation section of thick bamboo under centrifugal impeller's centrifugal action, and the operating personnel of being convenient for carry out reuse to the dirt-containing hydraulic oil of exhaust like this, reduce construction cost.

The present application may be further configured in a preferred example to: the centrifugal barrel is internally provided with a cavity, a worm wheel and a worm for driving the worm wheel to rotate are rotatably arranged in the cavity, a centrifugal shaft is coaxially arranged on the worm wheel, and the centrifugal impeller is arranged on the centrifugal shaft.

Through above-mentioned technical scheme, when operating personnel need carry out centrifugal treatment to the hydraulic oil in the centrifugation section of thick bamboo, through rotating the worm, worm drive worm wheel rotates, and the worm wheel passes through centrifugal shaft drive centrifugal impeller rotation to can carry out centrifugal treatment to the hydraulic oil in the centrifugation section of thick bamboo.

The present application may be further configured in a preferred example to: the centrifugal impeller is detachably mounted on the centrifugal shaft through bolts.

Through above-mentioned technical scheme, operating personnel removes centrifugal impeller and off-axis connection through removing the bolt, can remove centrifugal impeller from centrifugal shaft like this, not only can change centrifugal impeller, can also change the adsorption net.

The present application may be further configured in a preferred example to: the driving cavity is provided with a lifting plate in a vertical sliding mode, the motor is arranged on the lifting plate, an output shaft of the motor is provided with a first bevel gear, the first bevel gear is located below the first end face gear, one end of the worm, which is far away from the worm wheel, extends into the driving cavity, one end of the worm, which extends into the driving cavity, is provided with a second bevel gear, the first bevel gear and the second bevel gear are matched with each other, and the driving cavity is internally provided with a driving mechanism for driving the lifting plate to slide vertically.

Through the technical scheme, when an operator needs to clean the filter element, the lifting plate is driven to move upwards through the driving mechanism, so that the first face gear is meshed with the second face gear, the front sewage discharge pipe can be rotated, and the filter element is cleaned conveniently; when the hydraulic oil in the centrifugal cylinder is required to be subjected to centrifugal treatment, the lifting plate is driven to move downwards through the driving mechanism, so that the bevel gear I is meshed with the bevel gear II, and the centrifugal impeller rotates at the moment, so that the hydraulic oil in the centrifugal cylinder can be subjected to centrifugal treatment.

The present application may be further configured in a preferred example to: the driving mechanism comprises a threaded rod, a driving shaft, a third bevel gear and a fourth bevel gear, the third bevel gear and the fourth bevel gear are matched with each other, the threaded rod is rotatably installed in the driving cavity, the lifting plate is in threaded connection with the threaded rod, the third bevel gear is installed on the threaded rod, a through hole is formed in the outer wall of the filter, the through hole is communicated with the driving cavity, the driving shaft is rotatably installed in the through hole, one end of the driving shaft stretches into the driving cavity, and the fourth bevel gear is installed at one end of the driving shaft stretches into the driving cavity.

Through the technical scheme, when an operator needs to control the lifting plate to move up and down, the operator drives the bevel gear to rotate four times through rotating the driving shaft, the bevel gear drives the bevel gear to rotate three times through driving the bevel gear to rotate three times, the bevel gear drives the threaded rod to rotate three times, and the threaded rod drives the lifting plate to move up and down, so that the rotation of the front sewage draining pipe and the worm can be realized respectively, and the cleaning and centrifugal treatment of the filter element can be realized respectively.

The present application may be further configured in a preferred example to: the driving cavity is internally provided with a guide rod, the length direction of the guide rod is consistent with the length direction of the threaded rod, and the lifting plate is slidably arranged on the guide rod.

Through above-mentioned technical scheme, because lifter plate slidable mounting is on the guide arm to the length direction of guide arm is unanimous with the length direction of screw rod, at the in-process that the threaded rod drive lifter plate reciprocated, has reduced lifter plate pivoted possibility.

In summary, the present application includes the following beneficial technical effects:

1. the hydraulic pump can provide power for the drill rod conveying equipment, meanwhile, the filter element cleaning can be completed, and the influence of the filter element cleaning on the power provided by the hydraulic power source is reduced, so that the working efficiency of the operator for conveying the drill rod is improved;

2. the impurity-containing hydraulic oil discharged from the sewage discharge pipe moves to the inner wall of the centrifugal cylinder and is attached to the adsorption net under the centrifugal action of the centrifugal impeller, so that the operation staff can conveniently recycle the discharged impurity-containing hydraulic oil, and the construction cost is reduced;

3. the centrifugal impeller is detachably arranged on the centrifugal shaft, so that the centrifugal impeller can be replaced, and the adsorption net can be replaced.

Drawings

Fig. 1 is a schematic overall structure of an embodiment of the present application, mainly illustrating the construction of a mounting frame, a fuel tank, and a center console.

Fig. 2 is a partial structural schematic diagram of an embodiment of the present application, mainly illustrating the construction of a centrifugal cylinder, a filter, and a hydraulic pump.

Fig. 3 is a schematic cross-sectional view taken along A-A in fig. 2, primarily illustrating the construction of the cartridge, centrifugal impeller, drive means, and drive mechanism.

Fig. 4 is an exploded schematic view of the centrifugal impeller in the application example, mainly illustrating the construction of the worm wheel, the centrifugal shaft centrifugal impeller, and the bolts.

Reference numerals illustrate:

1. a mounting frame; 11. a hydraulic pump; 12. an oil tank; 13. a central control platform; 14. a cooling box; 2. a filter; 21. an inner cavity; 211. a filter chamber; 212. an oil inlet cavity; 22. a partition plate; 221. a mounting hole; 23. an oil inlet; 24. an oil outlet; 25. a filter element; 26. a sewage front pipe; 27. a sewage discharge rear pipe; 28. a drive chamber; 281. a guide rod; 29. a through hole; 3. a pressure detector; 4. a driving device; 41. a motor; 411. face gear one; 412. bevel gears I; 5. a rotating shaft; 51. face gears II; 6. a centrifugal barrel; 61. a centrifugal impeller; 611. a bolt; 62. an adsorption net; 63. a cavity; 64. a worm wheel; 641. a mandrel is detached; 65. a worm; 651. bevel gears II; 7. a lifting plate; 8. a driving mechanism; 81. a threaded rod; 82. a drive shaft; 821. a hand wheel; 83. bevel gears III; 84. and a bevel gear IV.

Detailed Description

The present application is described in further detail below in conjunction with fig. 1-4.

The embodiment of the application discloses a hydraulic power source with a pollution discharge function. Referring to fig. 1, a hydraulic power source with a sewage discharging function includes a mounting frame 1, the mounting frame 1 is divided into an upper layer and a lower layer, an oil tank 12, a center console 13 and a cooling tank 14 are installed at the upper layer of the mounting frame 1, and a hydraulic pump 11, a filter 2 and a centrifugal cylinder 6 are installed at the lower layer of the mounting frame 1. The operator can control the hydraulic pump 11 via the center console 13 to deliver the hydraulic oil in the oil tank 12 to the drill pipe handling equipment to provide power. The cooling tank 14 is used for cooling the hydraulic oil. The filter 2 is used for filtering the hydraulic oil conveyed out by the hydraulic pump 11, and the centrifugal pump is used for carrying out centrifugal treatment and impurity removal on the impurity-containing hydraulic oil discharged by the filter 2, so that the hydraulic oil can be reused conveniently.

Referring to fig. 1 and 3, a pressure detector 3 for monitoring the oil pressure inside and outside the filter element 25 is mounted on the outer wall of the filter 2, and the pressure detector 3 and the center console 13 are electrically connected. When the pressure detector 3 detects that the pressure inside and outside the filter element 25 reaches a set critical value, the pressure detector 3 transmits a signal to the central console 13, and an operator can clean the filter element 25 in time after finding out from the central console 13 that the pressure inside and outside the filter element 25 reaches the critical value.

Referring to fig. 1, fig. 2 and fig. 3, the oil inlet 23 of the filter 2 is communicated with the hydraulic pump 11, the inner cavity 21 is formed in the filter 2, the partition 22 is installed in the inner cavity 21, the partition 22 is horizontally arranged, the inner cavity 21 is divided into a filter cavity 211 and an oil inlet cavity 212 by the partition 22, the filter cavity 211 is located at the upper part of the oil inlet cavity 212, the oil inlet 23 of the filter 2 is communicated with the oil inlet cavity 212, the oil outlet 24 of the filter 2 is communicated with the filter cavity 211, the top surface of the partition 22 is provided with a plurality of mounting holes 221 penetrating through the partition 22, the plurality of mounting holes 221 are uniformly distributed along the circumferential direction of the partition 22, a plurality of filter cores 25 are installed in the filter cavity 211, the filter cores 25 are vertically arranged, the plurality of filter cores 25 and the plurality of mounting holes 221 are in one-to-one correspondence, the sewage front pipe 26 is rotatably installed in the oil inlet cavity 212, the sewage front pipe 26 is in a U shape, one end of the sewage front pipe 26 can be rotated, one end of the sewage front pipe 26 can be aligned with the bottom of the filter core 25 in sequence, the other end of the sewage front pipe 26 is installed with the rear pipe 27, one end of the sewage front end 27 is far from the sewage front pipe 27 is arranged outside the filter 2.

During the process of supplying power to the drill pipe carrying equipment by the hydraulic pump 11, hydraulic oil enters the oil inlet cavity 212 of the filter 2 from the oil tank 12 through the hydraulic pump 11 and the oil inlet 23 of the filter 2, the liquid level of the hydraulic oil is accumulated in the filter element 25 from low to high, impurities in the hydraulic oil are attached to the inner wall of the filter element 25 under the filtering action of the filter element 25, and the hydraulic oil enters the filter cavity 211 through the filter element 25 and flows to the drill pipe carrying equipment from the oil outlet 24.

When operating personnel need clear up filter core 25, through rotating blowdown front tube 26, make blowdown front tube 26 aim at the bottom of one of them filter core 25, because impurity is attached to filter core 25 inner wall, and the one end of blowdown back tube 27 sets up in the outside of filter 2, therefore there is pressure differential between the inside and outside of filter core 25, after the filter front tube is aimed at filter core 25 bottom, impurity is outside filter 2 along with the hydraulic oil discharge along blowdown front tube 26 and blowdown back tube 27, then rotate blowdown front tube 26 in proper order, the impurity in the different filter cores 25 of discharge, can accomplish the filter core 25 clearance, in this way, provide power for drilling rod handling equipment, also can accomplish the filter core 25 clearance, the influence of filter core 25 clearance to the hydraulic power source provides power has been reduced, thereby operating personnel's transport drilling rod's work efficiency has been promoted.

Referring to fig. 3, a driving device 4 for driving the sewage front pipe 26 to rotate is arranged in the filter 2, a driving cavity 28 is formed in the filter 2, a lifting plate 7 is vertically and slidably installed in the driving cavity 28, the driving cavity 28 is located below the oil inlet cavity 212, the driving device 4 comprises a motor 41, the motor 41 is installed on the top surface of the lifting plate 7, a first end gear 411 is coaxially connected to an output shaft of the motor 41, a rotating shaft 5 is fixedly connected to the bottom of the sewage front pipe 26, the bottom of the rotating shaft 5 stretches into the driving cavity 28, a second end gear 51 is coaxially connected to one end of the rotating shaft 5 stretching into the driving cavity 28, and the first end gear 411 and the second end gear 51 can be meshed with each other.

When an operator needs to clean the filter element 25, the motor 41 is started, the output shaft of the motor 41 drives the first face gear 411 to rotate, the first face gear 411 drives the second face gear 51 to rotate, the second face gear 51 drives the sewage front pipe 26 to rotate through the rotating shaft 5, the sewage front pipe 26 and the filter element 25 are in butt joint in sequence, and cleaning of the filter element 25 is completed.

Referring to fig. 3 and 4, one end of the drain rear pipe 27 arranged outside the filter 2 extends into the centrifugal cylinder 6, an adsorption net 62 is installed in the centrifugal cylinder 6, a cavity 63 is formed in the centrifugal cylinder 6, a worm wheel 64 and a worm 65 are rotatably installed in the cavity 63, the worm wheel 64 and the worm 65 are meshed with each other, a centrifugal shaft 641 is coaxially installed on the worm wheel 64, the top of the centrifugal shaft 641 extends into the centrifugal cylinder 6, and one end of the centrifugal shaft 641 extending into the centrifugal cylinder 6 is detachably provided with a centrifugal impeller 61 through a bolt 611.

The impurity-containing hydraulic oil discharged from the sewage discharging rear pipe 27 flows into the centrifugal cylinder 6, and impurities in the hydraulic oil move to the inner wall of the centrifugal cylinder 6 and are attached to the adsorption net 62 under the centrifugal action of the centrifugal impeller 61, so that the operation staff can conveniently recycle the discharged impurity-containing hydraulic oil, and the construction cost is reduced. Further, since the centrifugal impeller 61 is detachably attached to the centrifugal shaft 641, not only the centrifugal impeller 61 but also the adsorption net 62 can be replaced.

Referring to fig. 3 and 4, a first bevel gear 412 is coaxially connected to the output shaft of the motor 41, the first bevel gear 412 is located below the first face gear 411, one end of the worm 65 away from the worm wheel 64 extends into the driving cavity 28, a second bevel gear 651 is mounted at one end of the worm 65 extending into the driving cavity 28, and the first bevel gear 412 and the second bevel gear 651 can be meshed with each other.

Referring to fig. 3 and 4, a driving mechanism 8 for driving the lifting plate 7 to slide vertically is disposed in the driving cavity 28, the driving mechanism 8 includes a threaded rod 81, a driving shaft 82, a third bevel gear 83 and a fourth bevel gear 84, the third bevel gear 83 and the fourth bevel gear 84 are meshed with each other, the threaded rod 81 is disposed vertically and rotatably mounted on the inner wall of the bottom surface of the driving cavity 28, the lifting plate 7 is connected with the threaded rod 81 in a threaded manner, the third bevel gear 83 is coaxially connected with the threaded rod 81, a guide rod 281 is fixedly connected with the inner wall of the bottom surface of the driving cavity 28, and the length direction of the guide rod 281 is consistent with the length direction of the threaded rod 81, and the lifting plate 7 is slidably mounted on the guide rod 281. The outer wall of the filter 2 is provided with a through hole 29 communicated with the driving cavity 28, a driving shaft 82 is rotatably arranged in the through hole 29, one end of the driving shaft 82 extends into the driving cavity 28, a bevel gear IV 84 is arranged at one end of the driving shaft 82 extending into the driving cavity 28, the other end of the driving shaft 82 extends out of the outer wall of the filter 2, and a hand wheel 821 is arranged at one end of the driving shaft 82 extending out of the outer wall of the filter 2.

When an operator needs to clean the filter element 25, the hand wheel 821 is rotated, the hand wheel 821 drives the bevel gear IV 84 to rotate through the driving shaft 82, the bevel gear IV 84 drives the bevel gear III 83 to rotate, the bevel gear III 83 drives the threaded rod 81 to rotate, the threaded rod 81 drives the lifting plate 7 to move upwards, the lifting plate 7 drives the face gear I411 to move upwards, the face gear I411 is meshed with the face gear II 51, and accordingly the rotating shaft 5 drives the sewage front pipe 26 to sequentially contact with the bottom of the filter element 25, and cleaning of the filter element 25 is completed.

After the operator finishes cleaning the filter element 25, the lifting plate 7 is driven to move downwards by rotating the hand wheel 821, at the moment, the first bevel gear 412 is meshed with the second bevel gear 651, the second bevel gear 651 drives the worm 65 to rotate, the worm 65 drives the worm wheel 64 to rotate, and the worm wheel 64 drives the centrifugal impeller 61 to rotate through the centrifugal shaft 641, so that the hydraulic oil in the centrifugal cylinder 6 can be subjected to centrifugal treatment.

The implementation principle of the embodiment is as follows: in the process of providing power for the equipment box drill rod handling equipment, an operator controls the hydraulic pump 11 through the center console 13 to convey hydraulic oil in the oil tank 12 to the drill rod handling equipment, in the process, the hydraulic oil enters the oil inlet cavity 212 of the filter 2 from the oil tank 12 through the hydraulic pump 11 and the oil inlet 23 of the filter 2, the liquid level of the hydraulic oil is accumulated to the inside of the filter element 25 from low to high, impurities in the hydraulic oil are attached to the inner wall of the filter element 25 under the filtering action of the filter element 25, and the hydraulic oil enters the filter cavity 211 through the filter element 25 and flows to the drill rod handling equipment from the oil outlet 24.

Because the impurity adheres to filter core 25 inner wall, and the one end of blowdown back pipe 27 sets up in the outside of filter 2, therefore there is pressure differential between the inside and outside of filter core 25, after pressure detector 3 detects that the inside and outside pressure differential of filter 2 reaches the setting value, with signal transmission to well accuse platform 13, after operating personnel found from well accuse platform 13 that the inside and outside pressure of filter core 25 reaches the critical value, through rotating hand wheel 821, make lifter plate 7 upwards move, and make face gear one 411 and face gear two 51 mesh, start motor 41 at this moment, drive blowdown front pipe 26 through pivot 5 and aim at the filter core 25 bottom, under the pressure differential effect, the impurity flows along blowdown front pipe 26 and blowdown back pipe 27 to centrifugal tube 6 with the hydraulic oil.

After the filter element 25 is cleaned, the hand wheel 821 is rotated, the lifting plate 7 is driven to move downwards, the first bevel gear 412 is meshed with the second bevel gear 651, the second bevel gear 651 drives the worm wheel 64 to rotate through the worm 65, the worm wheel 64 drives the centrifugal impeller 61 to rotate through the centrifugal shaft 641, so that the hydraulic oil containing impurities can be subjected to centrifugal treatment, and impurities in the hydraulic oil are adsorbed on the adsorption net 62 under the centrifugal effect, so that the hydraulic oil can be reused conveniently.

The embodiments of the present embodiment are all preferred embodiments of the present application, and do not sequentially limit the protection scope of the present application, so: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The utility model provides a hydraulic power source with blowdown function, includes mounting frame (1), install hydraulic pump (11), oil tank (12), well accuse platform (13) and filter (2) on mounting frame (1), its characterized in that: an inner cavity (21) is formed in the filter (2), a partition plate (22) is arranged in the inner cavity (21), the partition plate (22) divides the inner cavity (21) into a filter cavity (211) and an oil inlet cavity (212), the filter cavity (211) is positioned at the upper part of the oil inlet cavity (212), an oil inlet (23) of the filter (2) is communicated with the oil inlet cavity (212), an oil outlet (24) of the filter (2) is communicated with the filter cavity (211), a plurality of mounting holes (221) are formed in the partition plate (22), the mounting holes (221) are uniformly distributed along the circumferential direction of the partition plate (22), each mounting hole (221) penetrates through the partition plate (22), a plurality of filter cores (25) are arranged in the filter cavity (211), a plurality of filter cores (25) and a plurality of mounting holes (221) are arranged in a one-to-one correspondence mode, a sewage drain front pipe (26) is rotatably arranged in the oil inlet cavity (212), an oil outlet (24) of the filter (2) is communicated with the filter cavity (211), a plurality of mounting holes (221) are formed in the circumferential direction, a plurality of mounting holes (221) respectively, the mounting holes (221) are uniformly penetrates through the partition plate (22), one end (22) and one end (25) of the filter core (22) and the other end (27) is arranged on the front end (27), a driving device (4) for driving the front sewage draining pipe (26) to rotate is arranged in the filter (2).

2. A hydraulic power source with blowdown function according to claim 1, characterized in that: the outer wall of the filter (2) is provided with a pressure detector (3), the pressure detector (3) is used for monitoring oil pressure inside and outside the filter element (25), and the pressure detector (3) is electrically connected with the center console (13).

3. A hydraulic power source with blowdown function according to claim 2, characterized in that: offer drive chamber (28) in filter (2), drive chamber (28) are located advance the below in oil feed chamber (212), drive arrangement (4) are including motor (41), install motor (41) in drive chamber (28), install face gear one (411) on the output shaft of motor (41), install pivot (5) on blowdown front tube (26), the one end of pivot (5) stretches into in drive chamber (28), pivot (5) stretch into the one end of drive chamber (28) is installed face gear two (51), face gear one (411) with face gear two (51) mutually support.

4. A hydraulic power source with blowdown function according to claim 3, characterized in that: install centrifugal section of thick bamboo (6) on installing frame (1), behind the blowdown pipe (27) set up in the outside one end of filter (2) stretches into in centrifugal section of thick bamboo (6), install centrifugal impeller (61) in centrifugal section of thick bamboo (6), install adsorption net (62) in centrifugal section of thick bamboo (6).

5. The hydraulic power source with blowdown function according to claim 4, characterized in that: a cavity (63) is formed in the centrifugal cylinder (6), a worm wheel (64) and a worm (65) for driving the worm wheel (64) to rotate are rotatably mounted in the cavity (63), a centrifugal shaft (641) is coaxially mounted on the worm wheel (64), and the centrifugal impeller (61) is mounted on the centrifugal shaft (641).

6. The hydraulic power source with blowdown function according to claim 5, characterized in that: the centrifugal impeller (61) is detachably mounted on the centrifugal shaft (641) through bolts (611).

7. The hydraulic power source with blowdown function according to claim 6, characterized in that: the driving cavity (28) is provided with a lifting plate (7) in a vertical sliding mode, the motor (41) is installed on the lifting plate (7), a first bevel gear (412) is installed on an output shaft of the motor (41), the first bevel gear (412) is located below the first face gear (411), one end of the worm (65) away from the worm wheel (64) stretches into the driving cavity (28), one end of the worm (65) stretches into the driving cavity (28) is provided with a second bevel gear (651), the first bevel gear (412) and the second bevel gear (651) are matched with each other, and the driving cavity (28) is internally provided with a driving mechanism (8) for driving the lifting plate (7) to slide vertically.

8. The hydraulic power source with blowdown function according to claim 7, characterized in that: the driving mechanism (8) comprises a threaded rod (81), a driving shaft (82), a bevel gear III (83) and a bevel gear IV (84), the bevel gear III (83) and the bevel gear IV (84) are matched with each other, the threaded rod (81) is rotationally installed in the driving cavity (28), the lifting plate (7) is in threaded connection with the threaded rod (81), the bevel gear III (83) is installed on the threaded rod (81), a through hole (29) is formed in the outer wall of the filter (2), the through hole (29) is communicated with the driving cavity (28), the driving shaft (82) is rotationally installed in the through hole (29), one end of the driving shaft (82) extends into the driving cavity (28), and the bevel gear IV (84) is installed at one end of the driving shaft (82) extending into the driving cavity (28).

9. The hydraulic power source with blowdown function according to claim 8, characterized in that: the driving cavity (28) is internally provided with a guide rod (281), the length direction of the guide rod (281) is consistent with the length direction of the threaded rod (81), and the lifting plate (7) is slidably arranged on the guide rod (281).