CN202441281U - Energy-saving hydraulic mechanism for workover rigs - Google Patents
Energy-saving hydraulic mechanism for workover rigs Download PDFInfo
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- CN202441281U CN202441281U CN2012200629819U CN201220062981U CN202441281U CN 202441281 U CN202441281 U CN 202441281U CN 2012200629819 U CN2012200629819 U CN 2012200629819U CN 201220062981 U CN201220062981 U CN 201220062981U CN 202441281 U CN202441281 U CN 202441281U
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Abstract
The utility model relates to the technical field of workover rigs for oil fields, in particular to an energy-saving hydraulic mechanism for workover rigs, which comprises a bed, a winding drum, a transmission, a hydraulic oil tank, a hydraulic pump, a hydraulic motor and at least one energy accumulator; the winding drum is connected with the power input shaft of the hydraulic pump, and can drive the hydraulic pump to operate, the oil inlet of the hydraulic pump communicates with the hydraulic oil tank, the oil outlet of the hydraulic pump is connected with the energy accumulator through an energy-accumulating pipe, and can store energy into the energy accumulator, and the energy accumulator is connected with the oil inlet of the hydraulic motor through an energy-releasing pipe, and can drive the hydraulic motor to operate. The energy-saving hydraulic mechanism has a reasonable and compact structure, and is convenient to use; by utilizing gravitational energy when a heavy object is lowered, the winding drum is rotated to drive the hydraulic pump to store energy into the energy accumulator; when the heavy object is hoisted, the hydraulic energy stored in the energy accumulator is utilized to drive the hydraulic motor to rotate, so that the winding drum can be reversely rotated to hoist the heavy object; and the energy-saving hydraulic mechanism is safe, reliable, economical and highly efficient, and is easy to mount and maintain.
Description
Technical field
the utility model relates to oil field workover rig technical field, is a kind of workover rig energy-conserving hydraulic device.
Background technology
at present the employed workover rig in working site of the well workover enterprise in domestic and international most of oil fields nearly all be with diesel engine as motive power machine, type power is big, power consumption is high, running no load is usually greater than running time.The working programme of oil well repairing operation is to propose OIH pipe and ancillary facility earlier, then oil pipe and facility is repaired and is installed, after ground handling is accomplished; Again with oil pipe with carry out operation facility lower going-into-well at the bottom of, the shallow then hundred meters dark then kms of well, km oil pipe and supporting down-hole facility weight reach about ten tons; This just requires workover rig to carry the mechanical kinetic energy that matches; The down-hole oil tube facility that promotes operation is beginning heavily, and along with after oil pipe constantly is suggested, weight alleviates gradually; Being lowered to the oil pipe operation then is that light earlier back is heavy, and the radical of oil pipe has determined that being interrupted of down-hole workover treatment is consuming time.So-called well workover just with down-hole ancillary facility place under repair, change, reinstall, need employ electric welding equipment and machining equipment sometimes, oil pipe and down-hole facility need one one shackle; One one go up detained; Single oil pipe carry, put construction operation, the time of diesel engine oepration at full load is short, and the time of light(-duty) service is longer relatively; So just highlighted a realistic problem that needs solve: it is rational using high-power diesel engine when promoting the oil pipe operation; But it is unreasonable that the equipment that when single oil pipe, sucker rod are transferred operation, exists uses, and diesel engine flogs a dead horse and makes equipment attrition, thereby causes the invisible waste and the environment pollution of the energy.
Summary of the invention
the utility model provides a kind of workover rig energy-conserving hydraulic device; Overcome the deficiency of above-mentioned prior art, it can effectively solve equipment that existing workover rig exists and use unreasonable, equipment because of the idle work loss is big, the serious problem of energy waste.
The technical scheme of
the utility model realizes through following measure: a kind of workover rig energy-conserving hydraulic device comprises frame, elevator cylinder, transmission device, hydraulic oil container, hydraulic pump, hydraulic motor and is no less than one accumulator; Hydraulic pump, accumulator and hydraulic motor are fixedly mounted on the frame respectively; Can just change the elevator cylinder of transferring weight and counter-rotating lifting weight is installed on the frame through rotating shaft; The elevator cylinder that is just being changeed by the gravity drive of weight is connected with the power input shaft of hydraulic pump through transmission device and can drives hydraulic pump works; The oil-in of hydraulic pump is connected with hydraulic oil container; The oil-out of hydraulic pump is connected with accumulator through the energy storage pipeline and can be the accumulator accumulation of energy; Accumulator can pipeline be connected with the oil-in of hydraulic motor and can drives hydraulic motor work through releasing, and the oil-out of hydraulic motor is connected with hydraulic oil container, and the power output shaft of hydraulic motor is connected with the elevator cylinder through transmission device can drive also that the elevator cylinder reverses and the lifting weight.
Be to the further optimization of above-mentioned utility model technical scheme below or/and improve:
above-mentioned transmission device can comprise cylinder internal gear, liquid pump gear and motor gear; The cylinder internal gear is fixedly mounted on the brake disc inner ring inwall of elevator cylinder; The liquid pump gear is fixedly mounted on the power input shaft of hydraulic pump; Motor gear is fixedly mounted on the power output shaft of hydraulic motor; The liquid pump gear is meshed with the left part internal tooth of cylinder internal gear, and motor gear is meshed with the right part internal tooth of cylinder internal gear.
Can be equipped with on
above-mentioned energy storage pipeline and can make the one way valve of the interior hydraulic oil of hydraulic pump to the accumulator one-way flow.
above-mentioned releases can be equipped with on can pipeline and can control the reversal valve whether hydraulic motor works.
Can be separately installed with the energy storage overflow valve between
above-mentioned hydraulic pump and the one way valve and on the energy storage pipeline between one way valve and the accumulator, release to be equipped with that release can overflow valve on can pipeline, energy storage pipeline and release and to be provided with hydraulic lock between the pipeline.
On the oil-out of
above-mentioned accumulator choke valve can be installed.
On
above-mentioned accumulator high and low energy voice-control alarm device and safe pressure relief device can be installed.
the utility model reasonable and compact in structure; Easy to use; Beijing South Maxpower Technology Co. Ltd when weight is transferred in its utilization crosses elevator cylinder rotating band hydrodynamic press pump accumulator is carried out accumulation of energy; The fluid power that when promoting weight, stores through accumulator drives the hydraulic motor rotation, make the counter-rotating of elevator cylinder and on carry weight, have safe and reliable, installation and maintenance are easy, the characteristics of economical and efficient.
Description of drawings
accompanying drawing 1 is the main TV structure sketch map of the utility model most preferred embodiment.
accompanying drawing 2 is the hydraulic principle sketch map of the utility model.
Coding in
accompanying drawing is respectively: 1 is frame, and 2 is the elevator cylinder, and 3 is hydraulic oil container, and 4 is hydraulic pump, and 5 is hydraulic motor; 6 is accumulator, and 7 are the energy storage pipeline, and 8 for releasing the ability pipeline, and 9 is wire rope, and 10 is travelling block; 11 is suspension hook, and 12 is oil pipe, and 13 is the cylinder internal gear, and 14 is the liquid pump gear, and 15 is motor gear; 16 is one way valve, and 17 is reversal valve, and 18 are the energy storage overflow valve, and 19 for releasing the ability overflow valve, and 20 is choke valve.
The specific embodiment
the utility model does not receive the restriction of following embodiment, can confirm concrete embodiment according to the technical scheme and the actual conditions of the utility model.
are in the utility model; For the ease of describing; The description of the relative position relation of each parts all is to describe according to the Butut mode of Figure of description, as: the position relation of forward and backward, upper and lower, left and right etc. is what to confirm according to the Butut direction of Figure of description.
Below in conjunction with embodiment and accompanying drawing the utility model is further described:
like accompanying drawing 1, shown in 2, this workover rig energy-conserving hydraulic device comprises frame 1, elevator cylinder 2, transmission device, hydraulic oil container 3, hydraulic pump 4, hydraulic motor 5 and is no less than one accumulator 6; Hydraulic pump 4, accumulator 6 and hydraulic motor 5 are fixedly mounted on respectively on the frame 1; Can just change the elevator cylinder 2 of transferring weight and counter-rotating lifting weight is installed on the frame 1 through rotating shaft; The elevator cylinder 2 that is just being changeed by the gravity drive of weight is connected with the power input shaft of hydraulic pump 4 through transmission device and can drives hydraulic pump 4 work; The oil-in of hydraulic pump 4 is connected with hydraulic oil container 3; The oil-out of hydraulic pump 4 is connected with accumulator 6 through energy storage pipeline 7 and can be accumulator 6 accumulation of energys; Accumulator 6 can pipeline 8 be connected with the oil-in of hydraulic motor 5 and can drives hydraulic motor 5 work through releasing, and the oil-out of hydraulic motor 5 is connected with hydraulic oil container 3, and the power output shaft of hydraulic motor 5 is connected with elevator cylinder 2 through transmission device can drive also that elevator cylinder 2 reverses and the lifting weight.Said weight package oil scraper pipe 12, sucker rod or down-hole facility; When transferring weight; Elevator cylinder 2 is connected with weight through wire rope 9, travelling block 10 and suspension hook 11, and the gravity of travelling block 10, suspension hook 11 and said weight drives elevator cylinder 2 through wire rope 9 just to be changeed, and elevator cylinder 2 drives hydraulic pump 4 work through transmission device and is accumulator 6 accumulation of energys; Hydraulic pump 4 has reduced brake torque as the load of elevator cylinder 2 again simultaneously, has alleviated the wearing and tearing of brake gear; When promoting weight; The fluid power that utilizes accumulator 6 to store drives hydraulic motor 5, and hydraulic motor 5 drives 2 counter-rotatings of elevator cylinder and promotes the weight operation, thereby has saved Ministry Of Fuel And Power power; The operation comprehensive energy consumption is merely 1/2nd of common workover rig, has realized the purpose of energy-saving and emission-reduction synergy.
Can according to actual needs above-mentioned workover rig energy-conserving hydraulic device be done further to optimize or/and improve:
like accompanying drawing 1, shown in 2, transmission device comprises cylinder internal gear 13, liquid pump gear 14 and motor gear 15; Cylinder internal gear 13 is fixedly mounted on the brake disc inner ring inwall of elevator cylinder 2; Liquid pump gear 14 is fixedly mounted on the power input shaft of hydraulic pump 4; Motor gear 15 is fixedly mounted on the power output shaft of hydraulic motor 5; Liquid pump gear 14 is meshed with the left part internal tooth of cylinder internal gear 13, and motor gear 15 is meshed with the right part internal tooth of cylinder internal gear 13.Through the internal gear transmission, not only stable working is reliable, and noise and vibration are less.
are equipped with on the energy storage pipeline 7 and can make the one way valve 16 of hydraulic pump 4 interior hydraulic oil to accumulator 6 one-way flow like accompanying drawing 1, shown in 2.One way valve 16 makes accumulator 6 carry out oil storage in the time of can guaranteeing hydraulic pump 4 work.
are released to be equipped with on the ability pipeline 8 and can be controlled the reversal valve 17 whether hydraulic motor 5 works like accompanying drawing 1, shown in 2.
are like accompanying drawing 1, shown in 2; Be separately installed with energy storage overflow valve 18 between hydraulic pump 4 and the one way valve 16 and on the energy storage pipeline 7 between one way valve 16 and the accumulator 6; Release being equipped with that release can overflow valve 19 on can pipeline 8, energy storage pipeline 7 and release and to be provided with hydraulic lock between the pipeline 8.Energy storage overflow valve 18 with release the safety that can overflow valve 19 can effectively protect hydraulic system; Hydraulic lock can guarantee that hydraulic system hydraulic system when shutting down maintenance and hesitation is locked in inactive state, ensures that the weight of hanging does not fall, and plays the protective effect to operating personnel.
like accompanying drawing 1, shown in 2, are equipped with choke valve 20 on the oil-out of accumulator 6.Can adjust the working speed of hydraulic motor 5 through choke valve 20.
are equipped with high and low energy voice-control alarm device and safe pressure relief device like accompanying drawing 1, shown in 2 on the accumulator 6.High and low energy voice-control alarm device and safe pressure relief device can further improve the safety and reliability of accumulator 6.
in addition, hydraulic system can also be according to different oil well downhole tool load, selects for use or increases corresponding hydraulic system element and hydraulic pressure execution, control element.
above technical characterictic has constituted the most preferred embodiment of the utility model, and it has stronger compliance and best implementation result, can increase and decrease non-essential technical characterictic according to actual needs, satisfies the demand of different situations.
Claims (10)
1. a workover rig energy-conserving hydraulic device is characterized in that comprising frame, elevator cylinder, transmission device, hydraulic oil container, hydraulic pump, hydraulic motor and is no less than one accumulator; Hydraulic pump, accumulator and hydraulic motor are fixedly mounted on the frame respectively; Can just change the elevator cylinder of transferring weight and counter-rotating lifting weight is installed on the frame through rotating shaft; The elevator cylinder that is just being changeed by the gravity drive of weight is connected with the power input shaft of hydraulic pump through transmission device and can drives hydraulic pump works; The oil-in of hydraulic pump is connected with hydraulic oil container; The oil-out of hydraulic pump is connected with accumulator through the energy storage pipeline and can be the accumulator accumulation of energy; Accumulator can pipeline be connected with the oil-in of hydraulic motor and can drives hydraulic motor work through releasing, and the oil-out of hydraulic motor is connected with hydraulic oil container, and the power output shaft of hydraulic motor is connected with the elevator cylinder through transmission device can drive also that the elevator cylinder reverses and the lifting weight.
2. workover rig energy-conserving hydraulic device according to claim 1 is characterized in that transmission device comprises cylinder internal gear, liquid pump gear and motor gear; The cylinder internal gear is fixedly mounted on the brake disc inner ring inwall of elevator cylinder; The liquid pump gear is fixedly mounted on the power input shaft of hydraulic pump; Motor gear is fixedly mounted on the power output shaft of hydraulic motor; The liquid pump gear is meshed with the left part internal tooth of cylinder internal gear, and motor gear is meshed with the right part internal tooth of cylinder internal gear.
3. workover rig energy-conserving hydraulic device according to claim 1 and 2 is characterized in that being equipped with on the energy storage pipeline and can make in the hydraulic pump hydraulic oil to the one way valve of accumulator one-way flow.
4. workover rig energy-conserving hydraulic device according to claim 1 and 2 is characterized in that releasing being equipped with on the ability pipeline and can control the reversal valve whether hydraulic motor works.
5. workover rig energy-conserving hydraulic device according to claim 3 is characterized in that releasing being equipped with on the ability pipeline and can control the reversal valve whether hydraulic motor works.
6. workover rig energy-conserving hydraulic device according to claim 4; It is characterized in that reaching between hydraulic pump and the one way valve on the energy storage pipeline between one way valve and the accumulator and be separately installed with the energy storage overflow valve; Release being equipped with that release can overflow valve on can pipeline, energy storage pipeline and release and to be provided with hydraulic lock between the pipeline.
7. workover rig energy-conserving hydraulic device according to claim 5; It is characterized in that reaching between hydraulic pump and the one way valve on the energy storage pipeline between one way valve and the accumulator and be separately installed with the energy storage overflow valve; Release being equipped with that release can overflow valve on can pipeline, energy storage pipeline and release and to be provided with hydraulic lock between the pipeline.
8. workover rig energy-conserving hydraulic device according to claim 6 is characterized in that on the oil-out of accumulator choke valve being installed.
9. workover rig energy-conserving hydraulic device according to claim 7 is characterized in that on the oil-out of accumulator choke valve being installed.
10. workover rig energy-conserving hydraulic device according to claim 9 is characterized in that being equipped with on the accumulator high and low energy voice-control alarm device and safe pressure relief device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200629819U CN202441281U (en) | 2012-02-26 | 2012-02-26 | Energy-saving hydraulic mechanism for workover rigs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200629819U CN202441281U (en) | 2012-02-26 | 2012-02-26 | Energy-saving hydraulic mechanism for workover rigs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202441281U true CN202441281U (en) | 2012-09-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200629819U Expired - Fee Related CN202441281U (en) | 2012-02-26 | 2012-02-26 | Energy-saving hydraulic mechanism for workover rigs |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202441281U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102900381A (en) * | 2012-10-27 | 2013-01-30 | 盐城市大冈石油工具厂有限责任公司 | Full hydraulic energy-saving snubbing aggregate unit |
| CN103953301A (en) * | 2014-05-14 | 2014-07-30 | 烟台大学 | Energy-saving workover rig based on compound gear train |
| CN105927170A (en) * | 2015-02-26 | 2016-09-07 | 哈尼斯菲格技术公司 | Drill rig and adjustment mechanism thereof |
-
2012
- 2012-02-26 CN CN2012200629819U patent/CN202441281U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102900381A (en) * | 2012-10-27 | 2013-01-30 | 盐城市大冈石油工具厂有限责任公司 | Full hydraulic energy-saving snubbing aggregate unit |
| CN103953301A (en) * | 2014-05-14 | 2014-07-30 | 烟台大学 | Energy-saving workover rig based on compound gear train |
| CN103953301B (en) * | 2014-05-14 | 2016-05-04 | 烟台大学 | Based on the energy-conservation workover rig of compound gear train |
| CN105927170A (en) * | 2015-02-26 | 2016-09-07 | 哈尼斯菲格技术公司 | Drill rig and adjustment mechanism thereof |
| CN105927170B (en) * | 2015-02-26 | 2019-07-26 | 久益环球地表采矿公司 | Drilling machine and its adjustment mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120919 Termination date: 20130226 |